syzkaller login: [ 451.078112][ T31] kauditd_printk_skb: 6 callbacks suppressed [ 451.078461][ T31] audit: type=1400 audit(451.030:56): avc: denied { read write } for pid=3092 comm="sftp-server" name="null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 451.082390][ T31] audit: type=1400 audit(451.030:57): avc: denied { open } for pid=3092 comm="sftp-server" path="/dev/null" dev="devtmpfs" ino=4 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 Warning: Permanently added '[localhost]:23920' (ED25519) to the list of known hosts. [ 485.219111][ T31] audit: type=1400 audit(485.170:58): avc: denied { execute } for pid=3105 comm="sh" name="syz-executor3450809451" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 485.221433][ T31] audit: type=1400 audit(485.170:59): avc: denied { execute_no_trans } for pid=3105 comm="sh" path="/syz-executor3450809451" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 485.599565][ T31] audit: type=1400 audit(485.550:60): avc: denied { execmem } for pid=3105 comm="syz-executor345" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 485.621348][ T31] audit: type=1400 audit(485.570:61): avc: denied { prog_load } for pid=3106 comm="syz-executor345" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 485.623204][ T31] audit: type=1400 audit(485.570:62): avc: denied { bpf } for pid=3106 comm="syz-executor345" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 485.625403][ T31] audit: type=1400 audit(485.570:63): avc: denied { perfmon } for pid=3106 comm="syz-executor345" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 485.641636][ T31] audit: type=1400 audit(485.590:64): avc: denied { prog_run } for pid=3106 comm="syz-executor345" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.046159][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 1324.046612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.046884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.047156][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.047463][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.048210][ T32] Call trace: [ 1324.048402][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.048634][ T32] r10:829188dc r9:df83dd84 r8:00000002 r7:60000013 r6:df83dd8c r5:83236000 [ 1324.048788][ T32] r4:83236000 [ 1324.048878][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.048930][ T32] r5:83236000 r4:829188d8 [ 1324.049029][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.049079][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.049131][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 1324.049159][ T32] r4:00000000 [ 1324.049182][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.049225][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.049266][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.049326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dc6480 [ 1324.049354][ T32] r4:00000000 [ 1324.049374][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.049459][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.049486][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.049532][ T32] r5:00001000 r4:ed48b000 [ 1324.049552][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.049592][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.049636][ T32] r5:85d6578c r4:85d65400 [ 1324.049680][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.049735][ T32] r7:dddced80 r6:83018000 r5:85d6578c r4:830b8400 [ 1324.049756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.050162][ T32] r10:61c88647 r9:83236000 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.050220][ T32] r4:830b8400 [ 1324.050268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.050373][ T32] r10:00000000 r9:830b8400 r8:8027f5e8 r7:df819e48 r6:830b8480 r5:83236000 [ 1324.050436][ T32] r4:00000001 [ 1324.050489][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.050677][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1324.051090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.051204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.051296][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.051784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.051866][ T32] r4:830b7180 [ 1324.052980][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.053095][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.053257][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.053542][ T32] Call trace: [ 1324.053915][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.054043][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.054099][ T32] r4:00000000 [ 1324.054149][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.054238][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.054306][ T32] 5d20: 8b468000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.054371][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.054427][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.054482][ T32] r5:80070013 r4:80239bb0 [ 1324.054550][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.054816][ T32] r4:82ac11e4 [ 1324.054941][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.055166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.055296][ T32] r4:e0635dc0 [ 1324.055342][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.055439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.076030][ T32] r4:00000000 [ 1324.076118][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.076202][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.076227][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.076278][ T32] r5:00001000 r4:e01b1000 [ 1324.076328][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.076405][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.076462][ T32] r5:8436438c r4:84364000 [ 1324.076484][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.076568][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.076592][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.076651][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.076675][ T32] r4:84be5080 [ 1324.076695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.076745][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.076767][ T32] r4:00000001 [ 1324.076786][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.076824][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.076855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.076897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.076994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.077034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.077089][ T32] r4:84be4100 [ 1324.077199][ T32] INFO: task kworker/1:0:23 blocked for more than 450 seconds. [ 1324.077240][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.077296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.077351][ T32] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.077450][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.077534][ T32] Call trace: [ 1324.077668][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.077765][ T32] r10:829188dc r9:df879d84 r8:00000002 r7:60000113 r6:df879d8c r5:83242400 [ 1324.077792][ T32] r4:83242400 [ 1324.077813][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.077857][ T32] r5:83242400 r4:829188d8 [ 1324.077877][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.077918][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.077967][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1324.077989][ T32] r4:00000000 [ 1324.078009][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.078055][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.078097][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.078176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c9740 [ 1324.078203][ T32] r4:00000000 [ 1324.078223][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.078273][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1324.078294][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.078362][ T32] r5:00001000 r4:dfb5d000 [ 1324.078392][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.078434][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.078479][ T32] r5:84367f8c r4:84367c00 [ 1324.078498][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.078546][ T32] r7:ddde2d80 r6:83018200 r5:84367f8c r4:830cd080 [ 1324.078595][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.078687][ T32] r10:61c88647 r9:83242400 r8:830cd0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.078714][ T32] r4:830cd080 [ 1324.078738][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.078787][ T32] r10:00000000 r9:830cd080 r8:8027f5e8 r7:df819d50 r6:830cd100 r5:83242400 [ 1324.078812][ T32] r4:00000001 [ 1324.078880][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.078955][ T32] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1324.078987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.079049][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.079093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.079144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.079169][ T32] r4:830cb100 [ 1324.079728][ T32] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.079846][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.079987][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.080089][ T32] Call trace: [ 1324.080162][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.080277][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.080330][ T32] r4:00000000 [ 1324.080372][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.080449][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.080516][ T32] 5d20: 8c0c6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.080550][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.080577][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.080609][ T32] r5:80070013 r4:80239bb0 [ 1324.080631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.080676][ T32] r4:82ac11e4 [ 1324.080707][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.080772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.080797][ T32] r4:e0635dc0 [ 1324.080819][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.080896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.080924][ T32] r4:00000000 [ 1324.080973][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.081059][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.081099][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.081165][ T32] r5:00001000 r4:e01b1000 [ 1324.081187][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.081229][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.081275][ T32] r5:8436438c r4:84364000 [ 1324.081325][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.081378][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.081399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.081451][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.081473][ T32] r4:84be5080 [ 1324.081519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.081572][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.081596][ T32] r4:00000001 [ 1324.081673][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.081731][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.081760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.081792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.081820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.081851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.081873][ T32] r4:84be4100 [ 1324.081930][ T32] INFO: task kworker/1:2:97 blocked for more than 450 seconds. [ 1324.081989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.082017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.082068][ T32] task:kworker/1:2 state:D stack:0 pid:97 tgid:97 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.082149][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.082250][ T32] Call trace: [ 1324.082285][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.082367][ T32] r10:829188dc r9:df9d1d84 r8:00000002 r7:60000113 r6:df9d1d8c r5:832f0c00 [ 1324.082395][ T32] r4:832f0c00 [ 1324.082415][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.082459][ T32] r5:832f0c00 r4:829188d8 [ 1324.082512][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.082558][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.082614][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d1e08 [ 1324.082639][ T32] r4:00000000 [ 1324.082659][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.082700][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.082737][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.082781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8583ed00 [ 1324.082805][ T32] r4:00000000 [ 1324.082824][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.082871][ T32] r9:83018205 r8:832f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1324.082892][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.082936][ T32] r5:00001000 r4:eb01f000 [ 1324.082955][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.082994][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.083084][ T32] r5:84509b8c r4:84509800 [ 1324.083109][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.083190][ T32] r7:ddde2d80 r6:83018200 r5:84509b8c r4:832bd680 [ 1324.083214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.083264][ T32] r10:61c88647 r9:832f0c00 r8:832bd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.083287][ T32] r4:832bd680 [ 1324.083305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.083352][ T32] r10:00000000 r9:832bd680 r8:8027f5e8 r7:df879e60 r6:832bd700 r5:832f0c00 [ 1324.083374][ T32] r4:00000001 [ 1324.083393][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.083428][ T32] Exception stack(0xdf9d1fb0 to 0xdf9d1ff8) [ 1324.083454][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.083483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.083512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.083576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.083608][ T32] r4:832bccc0 [ 1324.084003][ T32] INFO: task kworker/1:2:97 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.084094][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.084214][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.084291][ T32] Call trace: [ 1324.084323][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.084378][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.084409][ T32] r4:00000000 [ 1324.084449][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.084527][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.084561][ T32] 5d20: 8c0c6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.084593][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.084627][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.084653][ T32] r5:80070013 r4:80239bb0 [ 1324.084673][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.084746][ T32] r4:82ac11e4 [ 1324.084799][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.084849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.084876][ T32] r4:e0635dc0 [ 1324.084896][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.084943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.084997][ T32] r4:00000000 [ 1324.085020][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.085073][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.085095][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.085139][ T32] r5:00001000 r4:e01b1000 [ 1324.085176][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.085222][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.085267][ T32] r5:8436438c r4:84364000 [ 1324.085287][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.085344][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.085386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.085439][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.085461][ T32] r4:84be5080 [ 1324.085481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.085601][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.095859][ T32] r4:00000001 [ 1324.095919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.096001][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.096044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.096096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.096151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.096207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.096300][ T32] r4:84be4100 [ 1324.096544][ T32] INFO: task kworker/0:2:3097 blocked for more than 450 seconds. [ 1324.096631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.096685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.096730][ T32] task:kworker/0:2 state:D stack:0 pid:3097 tgid:3097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.096836][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.096930][ T32] Call trace: [ 1324.096994][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.097117][ T32] r10:829188dc r9:df979d84 r8:00000002 r7:60000013 r6:df979d8c r5:8388e000 [ 1324.097169][ T32] r4:8388e000 [ 1324.097206][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.097289][ T32] r5:8388e000 r4:829188d8 [ 1324.097336][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.097432][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.097529][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df979e08 [ 1324.097572][ T32] r4:00000000 [ 1324.097627][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.097730][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.097815][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.097906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dc6740 [ 1324.098312][ T32] r4:00000000 [ 1324.098410][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.098509][ T32] r9:83018005 r8:8388e000 r7:00000000 r6:83018000 r5:00001000 r4:7f1ed000 [ 1324.098556][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.098651][ T32] r5:00001000 r4:ed5dd000 [ 1324.098693][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.098775][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.098883][ T32] r5:85d6638c r4:85d66000 [ 1324.098932][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.099026][ T32] r7:dddced80 r6:83018000 r5:85d6638c r4:847ce400 [ 1324.099066][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.099165][ T32] r10:61c88647 r9:8388e000 r8:847ce42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.099213][ T32] r4:847ce400 [ 1324.099334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.099431][ T32] r10:00000000 r9:847ce400 r8:8027f5e8 r7:df845e60 r6:847cef80 r5:8388e000 [ 1324.099473][ T32] r4:00000001 [ 1324.099520][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.099589][ T32] Exception stack(0xdf979fb0 to 0xdf979ff8) [ 1324.099655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.099720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.099788][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.099849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.099902][ T32] r4:842fbd00 [ 1324.100580][ T32] INFO: task kworker/0:2:3097 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.100819][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.100983][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.101238][ T32] Call trace: [ 1324.101289][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.101363][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.101409][ T32] r4:00000000 [ 1324.101454][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.101527][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.101590][ T32] 5d20: 8c943000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.101768][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.101825][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.101877][ T32] r5:80070013 r4:80239bb0 [ 1324.101917][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.102185][ T32] r4:82ac11e4 [ 1324.102235][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.102326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.102610][ T32] r4:e0635dc0 [ 1324.102657][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.102745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.102789][ T32] r4:00000000 [ 1324.102833][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.102933][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.102974][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.103215][ T32] r5:00001000 r4:e01b1000 [ 1324.103272][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.103353][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.103769][ T32] r5:8436438c r4:84364000 [ 1324.103829][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.104784][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.104835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.104933][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.104993][ T32] r4:84be5080 [ 1324.105037][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.105133][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.105174][ T32] r4:00000001 [ 1324.105221][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.105292][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.105343][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.105401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.105455][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.124659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.124835][ T32] r4:84be4100 [ 1324.124929][ T32] INFO: task kworker/0:5:3117 blocked for more than 450 seconds. [ 1324.125008][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.125069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.125150][ T32] task:kworker/0:5 state:D stack:0 pid:3117 tgid:3117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.125299][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.134572][ T32] Call trace: [ 1324.134732][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.134870][ T32] r10:829188dc r9:df885d84 r8:00000002 r7:60000113 r6:df885d8c r5:833a2400 [ 1324.134929][ T32] r4:833a2400 [ 1324.134977][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.135072][ T32] r5:833a2400 r4:829188d8 [ 1324.135120][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.135206][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.135311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df885e08 [ 1324.135362][ T32] r4:00000000 [ 1324.135407][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.139637][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.139804][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.139913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85140d40 [ 1324.139972][ T32] r4:00000000 [ 1324.140022][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.140259][ T32] r9:83018005 r8:833a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1324.140321][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.140431][ T32] r5:00001000 r4:eaea3000 [ 1324.140484][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.140575][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.140678][ T32] r5:85228b8c r4:85228800 [ 1324.140725][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.140830][ T32] r7:dddced80 r6:83018000 r5:85228b8c r4:84858300 [ 1324.140879][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.140986][ T32] r10:61c88647 r9:833a2400 r8:8485832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.141044][ T32] r4:84858300 [ 1324.141093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.141205][ T32] r10:00000000 r9:84858300 r8:8027f5e8 r7:df845e60 r6:84858900 r5:833a2400 [ 1324.141319][ T32] r4:00000001 [ 1324.141375][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.141468][ T32] Exception stack(0xdf885fb0 to 0xdf885ff8) [ 1324.141545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.141618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.141718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.141789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.141840][ T32] r4:847999c0 [ 1324.142768][ T32] INFO: task kworker/0:5:3117 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.142842][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.142981][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.143081][ T32] Call trace: [ 1324.143153][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.143261][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.143314][ T32] r4:00000000 [ 1324.143360][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.143447][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.143513][ T32] 5d20: 8cd3c000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.143621][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.143793][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.143861][ T32] r5:80070013 r4:80239bb0 [ 1324.143911][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.144003][ T32] r4:82ac11e4 [ 1324.144051][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.144148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.144199][ T32] r4:e0635dc0 [ 1324.144243][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.144397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.144456][ T32] r4:00000000 [ 1324.144504][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.144636][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.144690][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.144787][ T32] r5:00001000 r4:e01b1000 [ 1324.144835][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.144923][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.145018][ T32] r5:8436438c r4:84364000 [ 1324.145064][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.145165][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.145214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.145315][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.145366][ T32] r4:84be5080 [ 1324.145411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.145533][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.166798][ T32] r4:00000001 [ 1324.166882][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.167003][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.167072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.167138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.167198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.167265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.167316][ T32] r4:84be4100 [ 1324.167621][ T32] INFO: task kworker/0:8:3124 blocked for more than 450 seconds. [ 1324.167731][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.167796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.167846][ T32] task:kworker/0:8 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.168004][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.168196][ T32] Call trace: [ 1324.168274][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.168385][ T32] r10:829188dc r9:dfa05d84 r8:00000002 r7:60000013 r6:dfa05d8c r5:8330bc00 [ 1324.168437][ T32] r4:8330bc00 [ 1324.168483][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.168572][ T32] r5:8330bc00 r4:829188d8 [ 1324.168619][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.168719][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.168832][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.168898][ T32] r4:00000000 [ 1324.168948][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.169034][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.169121][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.169217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515e040 [ 1324.169270][ T32] r4:00000000 [ 1324.169319][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.169425][ T32] r9:83018005 r8:8330bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.169481][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.169579][ T32] r5:00001000 r4:df985000 [ 1324.169636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.169849][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.169957][ T32] r5:850da38c r4:850da000 [ 1324.170009][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.170114][ T32] r7:dddced80 r6:83018000 r5:850da38c r4:847cec00 [ 1324.170163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.170269][ T32] r10:61c88647 r9:8330bc00 r8:847cec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.170322][ T32] r4:847cec00 [ 1324.170369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.170474][ T32] r10:00000000 r9:847cec00 r8:8027f5e8 r7:df885e60 r6:83b9ce80 r5:8330bc00 [ 1324.170630][ T32] r4:00000001 [ 1324.170686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.170802][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.170869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.170937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.170997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.171067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.171120][ T32] r4:84799f00 [ 1324.172057][ T32] INFO: task kworker/0:8:3124 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.172238][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.172376][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.172509][ T32] Call trace: [ 1324.172664][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.172776][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.172829][ T32] r4:00000000 [ 1324.172934][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.173029][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.173181][ T32] 5d20: 8cfce000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.173259][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.173321][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.173436][ T32] r5:80070013 r4:80239bb0 [ 1324.173491][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.173690][ T32] r4:82ac11e4 [ 1324.173752][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.173884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.173980][ T32] r4:e0635dc0 [ 1324.174032][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.174134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.174188][ T32] r4:00000000 [ 1324.174237][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.174341][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.174492][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.174604][ T32] r5:00001000 r4:e01b1000 [ 1324.174660][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.174748][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.174909][ T32] r5:8436438c r4:84364000 [ 1324.174965][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.175068][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.175115][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.175217][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.175271][ T32] r4:84be5080 [ 1324.175593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.205328][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.205380][ T32] r4:00000001 [ 1324.205405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.205482][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.214301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.214418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.214457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.214492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.214517][ T32] r4:84be4100 [ 1324.214550][ T32] INFO: task kworker/1:3:3125 blocked for more than 450 seconds. [ 1324.214587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.214613][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.214642][ T32] task:kworker/1:3 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.214701][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.214855][ T32] Call trace: [ 1324.214890][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.214949][ T32] r10:829188dc r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:83308c00 [ 1324.214974][ T32] r4:83308c00 [ 1324.215030][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.215078][ T32] r5:83308c00 r4:829188d8 [ 1324.215100][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.215141][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.215192][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 [ 1324.215214][ T32] r4:00000000 [ 1324.215234][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.215273][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.215313][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.215358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837580 [ 1324.215545][ T32] r4:00000000 [ 1324.232513][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.232608][ T32] r9:83018205 r8:83308c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.232644][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.232860][ T32] r5:00001000 r4:dfe6d000 [ 1324.232895][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.232965][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.233020][ T32] r5:85058f8c r4:85058c00 [ 1324.233045][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.233098][ T32] r7:ddde2d80 r6:83018200 r5:85058f8c r4:83349880 [ 1324.233235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.233323][ T32] r10:61c88647 r9:83308c00 r8:833498ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.233406][ T32] r4:83349880 [ 1324.233621][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.233717][ T32] r10:00000000 r9:83349880 r8:8027f5e8 r7:df879e60 r6:83349800 r5:83308c00 [ 1324.233792][ T32] r4:00000001 [ 1324.233818][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.233859][ T32] Exception stack(0xdfa09fb0 to 0xdfa09ff8) [ 1324.233893][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.233923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.233960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.234665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.234694][ T32] r4:84917b40 [ 1324.235240][ T32] INFO: task kworker/1:3:3125 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.235281][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.235367][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.235421][ T32] Call trace: [ 1324.246990][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.247071][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.247098][ T32] r4:00000000 [ 1324.247119][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.247161][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.247194][ T32] 5d20: 8d753000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.247263][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.247295][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.247322][ T32] r5:80070013 r4:80239bb0 [ 1324.247386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.247438][ T32] r4:82ac11e4 [ 1324.247459][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.247505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.247529][ T32] r4:e0635dc0 [ 1324.247548][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.247594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.247696][ T32] r4:00000000 [ 1324.247721][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.247808][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.247879][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.247936][ T32] r5:00001000 r4:e01b1000 [ 1324.247957][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.248000][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.248044][ T32] r5:8436438c r4:84364000 [ 1324.248064][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.248113][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.248182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.248633][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.249054][ T32] r4:84be5080 [ 1324.249122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.249230][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.249285][ T32] r4:00000001 [ 1324.249334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.249412][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.249472][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.249527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.249595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.249752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.249816][ T32] r4:84be4100 [ 1324.249906][ T32] INFO: task kworker/1:4:3127 blocked for more than 450 seconds. [ 1324.250020][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.250081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.250130][ T32] task:kworker/1:4 state:D stack:0 pid:3127 tgid:3127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.250271][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.250405][ T32] Call trace: [ 1324.250480][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.250582][ T32] r10:829188dc r9:dfa0dd84 r8:00000002 r7:60000113 r6:dfa0dd8c r5:8330c800 [ 1324.250642][ T32] r4:8330c800 [ 1324.250693][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.250780][ T32] r5:8330c800 r4:829188d8 [ 1324.250823][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.250914][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.251030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 [ 1324.251104][ T32] r4:00000000 [ 1324.251161][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.251255][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.251345][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.251463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ba8c0 [ 1324.251514][ T32] r4:00000000 [ 1324.251597][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.251712][ T32] r9:83018205 r8:8330c800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1324.251762][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.251897][ T32] r5:00001000 r4:dfc8f000 [ 1324.251952][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.252039][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.252136][ T32] r5:85059f8c r4:85059c00 [ 1324.252185][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.252335][ T32] r7:ddde2d80 r6:83018200 r5:85059f8c r4:83363700 [ 1324.252389][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.252597][ T32] r10:61c88647 r9:8330c800 r8:8336372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.252665][ T32] r4:83363700 [ 1324.252761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.252865][ T32] r10:00000000 r9:83363700 r8:8027f5e8 r7:dfa09e60 r6:83363680 r5:8330c800 [ 1324.252954][ T32] r4:00000001 [ 1324.253008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.253090][ T32] Exception stack(0xdfa0dfb0 to 0xdfa0dff8) [ 1324.253155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.253262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.253356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.253430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.253589][ T32] r4:84917b40 [ 1324.254515][ T32] INFO: task kworker/1:4:3127 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.254630][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.254772][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.254872][ T32] Call trace: [ 1324.254947][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.255060][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.255118][ T32] r4:00000000 [ 1324.255166][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.255257][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.255326][ T32] 5d20: 8d753000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.255397][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.255459][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.255679][ T32] r5:80070013 r4:80239bb0 [ 1324.286741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.286841][ T32] r4:82ac11e4 [ 1324.286866][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.286915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.286939][ T32] r4:e0635dc0 [ 1324.286958][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.287005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.287027][ T32] r4:00000000 [ 1324.287046][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.287130][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.287158][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.287208][ T32] r5:00001000 r4:e01b1000 [ 1324.287230][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.287271][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.287316][ T32] r5:8436438c r4:84364000 [ 1324.287361][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.287419][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.287442][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.287530][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.287558][ T32] r4:84be5080 [ 1324.287579][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.287640][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.287676][ T32] r4:00000001 [ 1324.287700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.287741][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.287774][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.287803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.287830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.287860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.287903][ T32] r4:84be4100 [ 1324.287953][ T32] INFO: task kworker/1:5:3128 blocked for more than 450 seconds. [ 1324.287991][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.288018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.288040][ T32] task:kworker/1:5 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.288100][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.288147][ T32] Call trace: [ 1324.288180][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.288249][ T32] r10:829188dc r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:8330a400 [ 1324.288277][ T32] r4:8330a400 [ 1324.288298][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.288342][ T32] r5:8330a400 r4:829188d8 [ 1324.288363][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.288403][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.288454][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.288476][ T32] r4:00000000 [ 1324.288496][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.288600][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.288654][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.288700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ba780 [ 1324.288723][ T32] r4:00000000 [ 1324.288901][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.288956][ T32] r9:83018205 r8:8330a400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1324.289209][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.289258][ T32] r5:00001000 r4:dfbe1000 [ 1324.289278][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.289318][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.289361][ T32] r5:85059b8c r4:85059800 [ 1324.289381][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.289476][ T32] r7:ddde2d80 r6:83018200 r5:85059b8c r4:8467fb00 [ 1324.289594][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.289743][ T32] r10:61c88647 r9:8330a400 r8:8467fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.289800][ T32] r4:8467fb00 [ 1324.289845][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.289949][ T32] r10:00000000 r9:8467fb00 r8:8027f5e8 r7:dfa0de60 r6:848c1000 r5:8330a400 [ 1324.290026][ T32] r4:00000001 [ 1324.290076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.290150][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.290206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.290289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.290414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.290482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.290617][ T32] r4:84917b40 [ 1324.291517][ T32] INFO: task kworker/1:5:3128 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.291597][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.291737][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.291829][ T32] Call trace: [ 1324.291922][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.292028][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.292077][ T32] r4:00000000 [ 1324.292213][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.292301][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.292364][ T32] 5d20: 8da84000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.292516][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.292577][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.292641][ T32] r5:80070013 r4:80239bb0 [ 1324.292750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.292841][ T32] r4:82ac11e4 [ 1324.292952][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.293050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.293098][ T32] r4:e0635dc0 [ 1324.293252][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.293456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.293509][ T32] r4:00000000 [ 1324.293570][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.293712][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.293763][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.293851][ T32] r5:00001000 r4:e01b1000 [ 1324.294007][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.294132][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.294225][ T32] r5:8436438c r4:84364000 [ 1324.294308][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.294408][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.294500][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.294611][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.294664][ T32] r4:84be5080 [ 1324.294712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.294808][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.294855][ T32] r4:00000001 [ 1324.294898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.294975][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.295033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.295182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.295377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.295512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.316117][ T32] r4:84be4100 [ 1324.316235][ T32] INFO: task kworker/1:6:3129 blocked for more than 450 seconds. [ 1324.316279][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.316309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.316332][ T32] task:kworker/1:6 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.316394][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.316695][ T32] Call trace: [ 1324.316730][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.316869][ T32] r10:829188dc r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:83252400 [ 1324.316898][ T32] r4:83252400 [ 1324.316920][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.316966][ T32] r5:83252400 r4:829188d8 [ 1324.316986][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.317027][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.317185][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 [ 1324.317684][ T32] r4:00000000 [ 1324.317729][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.317773][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.317818][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.317867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85422380 [ 1324.317925][ T32] r4:00000000 [ 1324.317950][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.318003][ T32] r9:83018205 r8:83252400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.318026][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.318071][ T32] r5:00001000 r4:ead8f000 [ 1324.318130][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.318177][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.318224][ T32] r5:85621f8c r4:85621c00 [ 1324.318244][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.319227][ T32] r7:ddde2d80 r6:83018200 r5:85621f8c r4:848c1080 [ 1324.319253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.319305][ T32] r10:61c88647 r9:83252400 r8:848c10ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.319328][ T32] r4:848c1080 [ 1324.319347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.319543][ T32] r10:00000000 r9:848c1080 r8:8027f5e8 r7:dfa11e60 r6:848c1100 r5:83252400 [ 1324.319570][ T32] r4:00000001 [ 1324.319590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.319640][ T32] Exception stack(0xdfa15fb0 to 0xdfa15ff8) [ 1324.319670][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.319700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.319727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.319758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.320099][ T32] r4:84917b40 [ 1324.320620][ T32] INFO: task kworker/1:6:3129 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.320656][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.320717][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.320794][ T32] Call trace: [ 1324.320826][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.320965][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.320993][ T32] r4:00000000 [ 1324.321014][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.321079][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.321304][ T32] 5d20: 8dd97000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.321451][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.321578][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.321611][ T32] r5:80070013 r4:80239bb0 [ 1324.321635][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.321746][ T32] r4:82ac11e4 [ 1324.321771][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.321819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.321842][ T32] r4:e0635dc0 [ 1324.321862][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.322252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.322279][ T32] r4:00000000 [ 1324.322300][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.322350][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.322543][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.322591][ T32] r5:00001000 r4:e01b1000 [ 1324.322909][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.322956][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.323018][ T32] r5:8436438c r4:84364000 [ 1324.323041][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.323091][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.323191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.323250][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.323274][ T32] r4:84be5080 [ 1324.323294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.323356][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.323380][ T32] r4:00000001 [ 1324.323400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.323441][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.323469][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.323499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.323531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.323562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.323586][ T32] r4:84be4100 [ 1324.323659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.323728][ T32] INFO: task kworker/1:7:3130 blocked for more than 450 seconds. [ 1324.323762][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.323787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.323809][ T32] task:kworker/1:7 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.323879][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.323922][ T32] Call trace: [ 1324.324445][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.324553][ T32] r10:829188dc r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:83a91800 [ 1324.324581][ T32] r4:83a91800 [ 1324.324618][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.324745][ T32] r5:83a91800 r4:829188d8 [ 1324.324952][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.325054][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.325107][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.325130][ T32] r4:00000000 [ 1324.325149][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.325190][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.325227][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.325272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ba6c0 [ 1324.325294][ T32] r4:00000000 [ 1324.325326][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.325379][ T32] r9:83018205 r8:83a91800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.325463][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.356064][ T32] r5:00001000 r4:df9ef000 [ 1324.356177][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.356252][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.357499][ T32] r5:8505978c r4:85059400 [ 1324.357529][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.357584][ T32] r7:ddde2d80 r6:83018200 r5:8505978c r4:848c1180 [ 1324.357628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.357752][ T32] r10:61c88647 r9:83a91800 r8:848c11ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.357783][ T32] r4:848c1180 [ 1324.357806][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.357875][ T32] r10:00000000 r9:848c1180 r8:8027f5e8 r7:dfa15e60 r6:848c1200 r5:83a91800 [ 1324.357904][ T32] r4:00000001 [ 1324.357974][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.358480][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.358516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.358547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.358575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.358612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.358753][ T32] r4:84917b40 [ 1324.359626][ T32] INFO: task kworker/1:7:3130 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.359669][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.359838][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.359890][ T32] Call trace: [ 1324.360115][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.360193][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.360221][ T32] r4:00000000 [ 1324.360246][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.360300][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.361047][ T32] 5d20: 8e29d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.361085][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.361112][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.361871][ T32] r5:80070013 r4:80239bb0 [ 1324.361903][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.362610][ T32] r4:82ac11e4 [ 1324.362637][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.362686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.362709][ T32] r4:e0635dc0 [ 1324.362728][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.362775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.362872][ T32] r4:00000000 [ 1324.363466][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.363530][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.363589][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.363702][ T32] r5:00001000 r4:e01b1000 [ 1324.363745][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.363831][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.363961][ T32] r5:8436438c r4:84364000 [ 1324.364091][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.364703][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.364730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.364784][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.364823][ T32] r4:84be5080 [ 1324.364846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.364897][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.364921][ T32] r4:00000001 [ 1324.364940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.364978][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.365006][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.365035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.365171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.365566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.396336][ T32] r4:84be4100 [ 1324.396424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.397426][ T32] INFO: task kworker/1:8:3131 blocked for more than 450 seconds. [ 1324.397470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.397498][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.397520][ T32] task:kworker/1:8 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.397674][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.397869][ T32] Call trace: [ 1324.397909][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.397969][ T32] r10:829188dc r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:83a93000 [ 1324.398332][ T32] r4:83a93000 [ 1324.398360][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.398408][ T32] r5:83a93000 r4:829188d8 [ 1324.398430][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.398471][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.398622][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 1324.398651][ T32] r4:00000000 [ 1324.398722][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.398771][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.398896][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.399078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552cc80 [ 1324.399109][ T32] r4:00000000 [ 1324.399135][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.399189][ T32] r9:83018205 r8:83a93000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1324.399529][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.399579][ T32] r5:00001000 r4:ebd1f000 [ 1324.399600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.399652][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.399697][ T32] r5:8560df8c r4:8560dc00 [ 1324.400435][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.400501][ T32] r7:ddde2d80 r6:83018200 r5:8560df8c r4:848c1280 [ 1324.400523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.400574][ T32] r10:61c88647 r9:83a93000 r8:848c12ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.400679][ T32] r4:848c1280 [ 1324.400703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.400754][ T32] r10:00000000 r9:848c1280 r8:8027f5e8 r7:dfa15e60 r6:848c1300 r5:83a93000 [ 1324.400776][ T32] r4:00000001 [ 1324.400808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.400851][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 1324.401501][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.401911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.401951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.401987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.402074][ T32] r4:8484f600 [ 1324.402601][ T32] INFO: task kworker/1:8:3131 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.402874][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.402942][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.403365][ T32] Call trace: [ 1324.403398][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.404424][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.404454][ T32] r4:00000000 [ 1324.404874][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.405552][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.434966][ T32] 5d20: 8ebc6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.435058][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.435603][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.449097][ T32] r5:80070013 r4:80239bb0 [ 1324.449624][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.450392][ T32] r4:82ac11e4 [ 1324.450754][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.451983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.452592][ T32] r4:e0635dc0 [ 1324.452682][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.452738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.452987][ T32] r4:00000000 [ 1324.453448][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.453511][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.453558][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.454877][ T32] r5:00001000 r4:e01b1000 [ 1324.455093][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.455186][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.455287][ T32] r5:8436438c r4:84364000 [ 1324.455327][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.455410][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.455827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.474430][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.474532][ T32] r4:84be5080 [ 1324.474640][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.474725][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.474818][ T32] r4:00000001 [ 1324.474845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.475563][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.492022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.492129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.492406][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.492510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.492571][ T32] r4:84be4100 [ 1324.492763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.492848][ T32] INFO: task kworker/0:9:3135 blocked for more than 451 seconds. [ 1324.492971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.493034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.493083][ T32] task:kworker/0:9 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.493264][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.493394][ T32] Call trace: [ 1324.493631][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.493775][ T32] r10:829188dc r9:dfa29d84 r8:00000002 r7:60000013 r6:dfa29d8c r5:841c0000 [ 1324.493829][ T32] r4:841c0000 [ 1324.493994][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.494104][ T32] r5:841c0000 r4:829188d8 [ 1324.494158][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.494297][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.494414][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa29e08 [ 1324.494468][ T32] r4:00000000 [ 1324.494596][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.494698][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.494902][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.495014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85167bc0 [ 1324.495109][ T32] r4:00000000 [ 1324.495217][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.495337][ T32] r9:83018005 r8:841c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.495617][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.518332][ T32] r5:00001000 r4:dfd45000 [ 1324.518873][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.518948][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.519000][ T32] r5:851f7f8c r4:851f7c00 [ 1324.519412][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.519651][ T32] r7:dddced80 r6:83018000 r5:851f7f8c r4:847cef00 [ 1324.519676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.519774][ T32] r10:61c88647 r9:841c0000 r8:847cef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.520345][ T32] r4:847cef00 [ 1324.520681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.521869][ T32] r10:00000000 r9:847cef00 r8:8027f5e8 r7:df885e60 r6:83db2880 r5:841c0000 [ 1324.522802][ T32] r4:00000001 [ 1324.522829][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.523626][ T32] Exception stack(0xdfa29fb0 to 0xdfa29ff8) [ 1324.523771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.523804][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.524835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.525473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.534259][ T32] r4:8489c100 [ 1324.534860][ T32] INFO: task kworker/0:9:3135 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.534909][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.535470][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.564164][ T32] Call trace: [ 1324.564257][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.564401][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.564455][ T32] r4:00000000 [ 1324.564501][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.564620][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.564699][ T32] 5d20: 8f5d4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.564766][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.564943][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.565138][ T32] r5:80070013 r4:80239bb0 [ 1324.565577][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.566526][ T32] r4:82ac11e4 [ 1324.566593][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.567921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.568890][ T32] r4:e0635dc0 [ 1324.569126][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.569399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.569475][ T32] r4:00000000 [ 1324.569598][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.569882][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.569946][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.570061][ T32] r5:00001000 r4:e01b1000 [ 1324.571567][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.571684][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.571883][ T32] r5:8436438c r4:84364000 [ 1324.571941][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.572049][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.572101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.572203][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.572249][ T32] r4:84be5080 [ 1324.572525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.572758][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.572824][ T32] r4:00000001 [ 1324.572928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.573547][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.574395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.574759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.574883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.575472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.576003][ T32] r4:84be4100 [ 1324.591407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.591487][ T32] INFO: task kworker/0:10:3137 blocked for more than 451 seconds. [ 1324.591560][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.591606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.591633][ T32] task:kworker/0:10 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.591734][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.591822][ T32] Call trace: [ 1324.591921][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.591984][ T32] r10:829188dc r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:841c4800 [ 1324.592051][ T32] r4:841c4800 [ 1324.592089][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.592136][ T32] r5:841c4800 r4:829188d8 [ 1324.592174][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.592256][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.592311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.592366][ T32] r4:00000000 [ 1324.592407][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.592451][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.592523][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.592572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85159500 [ 1324.592629][ T32] r4:00000000 [ 1324.592667][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.592753][ T32] r9:83018005 r8:841c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.592810][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.592859][ T32] r5:00001000 r4:dfea7000 [ 1324.592924][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.593003][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.593083][ T32] r5:8522bb8c r4:8522b800 [ 1324.593122][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.593176][ T32] r7:dddced80 r6:83018000 r5:8522bb8c r4:830cd300 [ 1324.593197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.593283][ T32] r10:61c88647 r9:841c4800 r8:830cd32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.593339][ T32] r4:830cd300 [ 1324.593395][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.593482][ T32] r10:00000000 r9:830cd300 r8:8027f5e8 r7:df885e60 r6:830cd400 r5:841c4800 [ 1324.593508][ T32] r4:00000001 [ 1324.593545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.593599][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.593631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.593733][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.593767][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.593799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.593821][ T32] r4:8489c400 [ 1324.594359][ T32] INFO: task kworker/0:10:3137 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.594433][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.594514][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.594600][ T32] Call trace: [ 1324.594647][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.594701][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.594755][ T32] r4:00000000 [ 1324.594795][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.594880][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.594914][ T32] 5d20: 8f7a0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.594984][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.595051][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.595080][ T32] r5:80070013 r4:80239bb0 [ 1324.595132][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.595177][ T32] r4:82ac11e4 [ 1324.595228][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.595278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.595329][ T32] r4:e0635dc0 [ 1324.595367][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.595416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.595460][ T32] r4:00000000 [ 1324.595482][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.595665][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.610458][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.610578][ T32] r5:00001000 r4:e01b1000 [ 1324.610624][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.610673][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.610757][ T32] r5:8436438c r4:84364000 [ 1324.610821][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.610882][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.610904][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.610955][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.610977][ T32] r4:84be5080 [ 1324.611035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.611109][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.611136][ T32] r4:00000001 [ 1324.611156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.611195][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.611225][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.611287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.611331][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.611364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.611464][ T32] r4:84be4100 [ 1324.611494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.611526][ T32] INFO: task kworker/0:11:3139 blocked for more than 451 seconds. [ 1324.611594][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.611623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.611682][ T32] task:kworker/0:11 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.611776][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.611857][ T32] Call trace: [ 1324.611895][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.611949][ T32] r10:829188dc r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:841c6c00 [ 1324.611972][ T32] r4:841c6c00 [ 1324.611991][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.612033][ T32] r5:841c6c00 r4:829188d8 [ 1324.612053][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.612093][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.612142][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.612165][ T32] r4:00000000 [ 1324.612218][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.612281][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.612329][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.612392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdc500 [ 1324.612419][ T32] r4:00000000 [ 1324.612469][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.612522][ T32] r9:83018005 r8:841c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1324.612543][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.612588][ T32] r5:00001000 r4:eb26d000 [ 1324.612636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.612716][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.612765][ T32] r5:8531f78c r4:8531f400 [ 1324.612804][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.612911][ T32] r7:dddced80 r6:83018000 r5:8531f78c r4:830cd280 [ 1324.612935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.613004][ T32] r10:61c88647 r9:841c6c00 r8:830cd2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.613030][ T32] r4:830cd280 [ 1324.613087][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.613153][ T32] r10:00000000 r9:830cd280 r8:8027f5e8 r7:dfa3de60 r6:830cd380 r5:841c6c00 [ 1324.613211][ T32] r4:00000001 [ 1324.613245][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.613318][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1324.613368][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.613401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.613429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.613489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.613533][ T32] r4:8489c380 [ 1324.614105][ T32] INFO: task kworker/0:11:3139 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.614178][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.614243][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.614348][ T32] Call trace: [ 1324.614411][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.614467][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.614523][ T32] r4:00000000 [ 1324.614579][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.614623][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.614691][ T32] 5d20: 8fc07000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.614729][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.614757][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.614783][ T32] r5:80070013 r4:80239bb0 [ 1324.614802][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.614902][ T32] r4:82ac11e4 [ 1324.614931][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.615003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.615029][ T32] r4:e0635dc0 [ 1324.615048][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.615125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.615164][ T32] r4:00000000 [ 1324.615186][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.615238][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.615293][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.615374][ T32] r5:00001000 r4:e01b1000 [ 1324.615397][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.615439][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.615501][ T32] r5:8436438c r4:84364000 [ 1324.639244][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.639560][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.639628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.639737][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.639789][ T32] r4:84be5080 [ 1324.639834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.639965][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.640025][ T32] r4:00000001 [ 1324.640075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.640162][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.640237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.640336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.640413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.640484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.640558][ T32] r4:84be4100 [ 1324.640680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.640780][ T32] INFO: task kworker/0:12:3140 blocked for more than 451 seconds. [ 1324.640886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.640985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.641068][ T32] task:kworker/0:12 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.641219][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.641329][ T32] Call trace: [ 1324.641409][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.641536][ T32] r10:829188dc r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:841c0c00 [ 1324.641614][ T32] r4:841c0c00 [ 1324.641690][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.641785][ T32] r5:841c0c00 r4:829188d8 [ 1324.641847][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.641942][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.642044][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 1324.642110][ T32] r4:00000000 [ 1324.642162][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.642247][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.642334][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.642430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489c600 [ 1324.642497][ T32] r4:00000000 [ 1324.642547][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.642661][ T32] r9:83018005 r8:841c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.642725][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.642859][ T32] r5:00001000 r4:dfa3f000 [ 1324.642930][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.643042][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.643161][ T32] r5:8439eb8c r4:8439e800 [ 1324.643240][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.643359][ T32] r7:dddced80 r6:83018000 r5:8439eb8c r4:832bd780 [ 1324.643411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.643519][ T32] r10:61c88647 r9:841c0c00 r8:832bd7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.643577][ T32] r4:832bd780 [ 1324.643653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.643760][ T32] r10:00000000 r9:832bd780 r8:8027f5e8 r7:dfa49e60 r6:832bd600 r5:841c0c00 [ 1324.643817][ T32] r4:00000001 [ 1324.643868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.643969][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1324.644041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.644111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.644175][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.644241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.644300][ T32] r4:8489c380 [ 1324.645222][ T32] INFO: task kworker/0:12:3140 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.645300][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.645431][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.656404][ T32] Call trace: [ 1324.656574][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.656724][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.656797][ T32] r4:00000000 [ 1324.656851][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.656948][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.657020][ T32] 5d20: 8fd9b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.657089][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.657243][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.657339][ T32] r5:80070013 r4:80239bb0 [ 1324.657436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.657565][ T32] r4:82ac11e4 [ 1324.657626][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.657753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.657807][ T32] r4:e0635dc0 [ 1324.657868][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.657972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.658023][ T32] r4:00000000 [ 1324.658070][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.658171][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.658237][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.658372][ T32] r5:00001000 r4:e01b1000 [ 1324.658435][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.658540][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.658665][ T32] r5:8436438c r4:84364000 [ 1324.658748][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.658859][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.658911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.659015][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.659066][ T32] r4:84be5080 [ 1324.659132][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.659250][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.659301][ T32] r4:00000001 [ 1324.659347][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.659425][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.659510][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.659596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.659672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.659739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.659806][ T32] r4:84be4100 [ 1324.659863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.659924][ T32] INFO: task kworker/0:13:3142 blocked for more than 451 seconds. [ 1324.659995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.660066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.660119][ T32] task:kworker/0:13 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.660248][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.660396][ T32] Call trace: [ 1324.660484][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.660625][ T32] r10:829188dc r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:83a94800 [ 1324.660694][ T32] r4:83a94800 [ 1324.660740][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.660832][ T32] r5:83a94800 r4:829188d8 [ 1324.660878][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.660965][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.661068][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.661117][ T32] r4:00000000 [ 1324.661178][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.661269][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.661355][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.661449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84359b80 [ 1324.661499][ T32] r4:00000000 [ 1324.661545][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.661674][ T32] r9:83018005 r8:83a94800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.661727][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.661836][ T32] r5:00001000 r4:e0895000 [ 1324.661888][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.661990][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.662090][ T32] r5:8531cb8c r4:8531c800 [ 1324.662151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.662258][ T32] r7:dddced80 r6:83018000 r5:8531cb8c r4:832bd180 [ 1324.662306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.662429][ T32] r10:61c88647 r9:83a94800 r8:832bd1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.662503][ T32] r4:832bd180 [ 1324.662568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.662684][ T32] r10:00000000 r9:832bd180 r8:8027f5e8 r7:dfa49e60 r6:848c1380 r5:83a94800 [ 1324.662736][ T32] r4:00000001 [ 1324.662779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.662875][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1324.662941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.663005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.663067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.663140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.663193][ T32] r4:8489c880 [ 1324.664082][ T32] INFO: task kworker/0:13:3142 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.664167][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.664343][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.664445][ T32] Call trace: [ 1324.664570][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.664706][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.664761][ T32] r4:00000000 [ 1324.664804][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.664911][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.665000][ T32] 5d20: 8fd9b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.665078][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.665139][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.665196][ T32] r5:80070013 r4:80239bb0 [ 1324.665245][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.665341][ T32] r4:82ac11e4 [ 1324.665393][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.699056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.699251][ T32] r4:e0635dc0 [ 1324.699340][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.699505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.699584][ T32] r4:00000000 [ 1324.699659][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.699781][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.699836][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.699938][ T32] r5:00001000 r4:e01b1000 [ 1324.699989][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.700081][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.700201][ T32] r5:8436438c r4:84364000 [ 1324.700257][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.700366][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.700437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.700556][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.700626][ T32] r4:84be5080 [ 1324.700682][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.700806][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.700870][ T32] r4:00000001 [ 1324.700940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.701050][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.701156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.701231][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.701296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.701381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.701465][ T32] r4:84be4100 [ 1324.701552][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.701694][ T32] INFO: task kworker/0:14:3145 blocked for more than 451 seconds. [ 1324.701785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.701843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.701894][ T32] task:kworker/0:14 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.702043][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.702178][ T32] Call trace: [ 1324.702274][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.702448][ T32] r10:829188dc r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:83a90000 [ 1324.702509][ T32] r4:83a90000 [ 1324.702572][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.702678][ T32] r5:83a90000 r4:829188d8 [ 1324.702728][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.702833][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.702963][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1324.703021][ T32] r4:00000000 [ 1324.703217][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.703321][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.703404][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.703505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850070c0 [ 1324.703564][ T32] r4:00000000 [ 1324.703640][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.703834][ T32] r9:83018005 r8:83a90000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1324.703904][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.704008][ T32] r5:00001000 r4:eb4e1000 [ 1324.704062][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.704158][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.704258][ T32] r5:85334f8c r4:85334c00 [ 1324.704344][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.704461][ T32] r7:dddced80 r6:83018000 r5:85334f8c r4:832a1980 [ 1324.704513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.704635][ T32] r10:61c88647 r9:83a90000 r8:832a19ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.704711][ T32] r4:832a1980 [ 1324.704765][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.704892][ T32] r10:00000000 r9:832a1980 r8:8027f5e8 r7:dfa49e60 r6:848c1400 r5:83a90000 [ 1324.704951][ T32] r4:00000001 [ 1324.705041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.705142][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1324.705243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.705320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.705386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.705455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.716521][ T32] r4:8489c840 [ 1324.717486][ T32] INFO: task kworker/0:14:3145 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.717567][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.717812][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.717930][ T32] Call trace: [ 1324.718022][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.718164][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.718225][ T32] r4:00000000 [ 1324.718273][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.718384][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.718460][ T32] 5d20: 900a0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.718533][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.718595][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.718661][ T32] r5:80070013 r4:80239bb0 [ 1324.718708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.718809][ T32] r4:82ac11e4 [ 1324.718856][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.718978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.719038][ T32] r4:e0635dc0 [ 1324.719111][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.719216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.719267][ T32] r4:00000000 [ 1324.719312][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.719458][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.719531][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.719639][ T32] r5:00001000 r4:e01b1000 [ 1324.719687][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.719793][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.719895][ T32] r5:8436438c r4:84364000 [ 1324.719962][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.720071][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.720135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.720250][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.720303][ T32] r4:84be5080 [ 1324.720349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.720455][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.720507][ T32] r4:00000001 [ 1324.720570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.720691][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.720761][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.720827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.720893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.720962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.721014][ T32] r4:84be4100 [ 1324.721063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.721143][ T32] INFO: task kworker/0:15:3146 blocked for more than 451 seconds. [ 1324.721220][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.721276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.721321][ T32] task:kworker/0:15 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.721421][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.721513][ T32] Call trace: [ 1324.721600][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.721746][ T32] r10:829188dc r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:83a93c00 [ 1324.721802][ T32] r4:83a93c00 [ 1324.721848][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.721963][ T32] r5:83a93c00 r4:829188d8 [ 1324.722016][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.722106][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.722211][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.722263][ T32] r4:00000000 [ 1324.722310][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.722488][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.722580][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.722686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f5400 [ 1324.722741][ T32] r4:00000000 [ 1324.722788][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.722893][ T32] r9:83018005 r8:83a93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1324.722943][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.723318][ T32] r5:00001000 r4:eb0c9000 [ 1324.723396][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.723489][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.723596][ T32] r5:8439f78c r4:8439f400 [ 1324.723655][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.723762][ T32] r7:dddced80 r6:83018000 r5:8439f78c r4:832a1900 [ 1324.723830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.723948][ T32] r10:61c88647 r9:83a93c00 r8:832a192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.724008][ T32] r4:832a1900 [ 1324.724057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.724167][ T32] r10:00000000 r9:832a1900 r8:8027f5e8 r7:dfa7de60 r6:848c1480 r5:83a93c00 [ 1324.724225][ T32] r4:00000001 [ 1324.724294][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.724387][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.724451][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.724537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.724643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.724723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.724788][ T32] r4:8489c840 [ 1324.725382][ T32] INFO: task kworker/0:15:3146 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.725528][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.766714][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.766930][ T32] Call trace: [ 1324.767008][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.767127][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.767180][ T32] r4:00000000 [ 1324.767228][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.767315][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.767385][ T32] 5d20: 90444000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.767456][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.767518][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.767581][ T32] r5:80070013 r4:80239bb0 [ 1324.767662][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.767765][ T32] r4:82ac11e4 [ 1324.767831][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.767935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.767988][ T32] r4:e0635dc0 [ 1324.768082][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.768192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.768245][ T32] r4:00000000 [ 1324.768293][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.768401][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.768454][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.768552][ T32] r5:00001000 r4:e01b1000 [ 1324.768602][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.768732][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.768867][ T32] r5:8436438c r4:84364000 [ 1324.768925][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.769032][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.769086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.769195][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.769250][ T32] r4:84be5080 [ 1324.769294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.769449][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.769537][ T32] r4:00000001 [ 1324.769597][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.769721][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.769812][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.769931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.770006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.770092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.770152][ T32] r4:84be4100 [ 1324.770222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.770290][ T32] INFO: task kworker/0:16:3148 blocked for more than 451 seconds. [ 1324.770361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.770412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.770469][ T32] task:kworker/0:16 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.770558][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.770641][ T32] Call trace: [ 1324.770699][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.770917][ T32] r10:829188dc r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:832f0000 [ 1324.770983][ T32] r4:832f0000 [ 1324.771031][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.771124][ T32] r5:832f0000 r4:829188d8 [ 1324.771187][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.771297][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.771442][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1324.771546][ T32] r4:00000000 [ 1324.771621][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.771709][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.771792][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.771889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85007e80 [ 1324.771941][ T32] r4:00000000 [ 1324.772007][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.772138][ T32] r9:83018005 r8:832f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.772192][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.772320][ T32] r5:00001000 r4:e084d000 [ 1324.772381][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.772468][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.772566][ T32] r5:8533578c r4:85335400 [ 1324.772621][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.772736][ T32] r7:dddced80 r6:83018000 r5:8533578c r4:832a1500 [ 1324.772788][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.772910][ T32] r10:61c88647 r9:832f0000 r8:832a152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.773031][ T32] r4:832a1500 [ 1324.773083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.773189][ T32] r10:00000000 r9:832a1500 r8:8027f5e8 r7:dfa7de60 r6:848c1500 r5:832f0000 [ 1324.773242][ T32] r4:00000001 [ 1324.773286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.773364][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1324.773424][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.773527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.773601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.773722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.773799][ T32] r4:8489c980 [ 1324.774735][ T32] INFO: task kworker/0:16:3148 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.774823][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.775017][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.775165][ T32] Call trace: [ 1324.775259][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.775375][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.775430][ T32] r4:00000000 [ 1324.796310][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.796587][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.796674][ T32] 5d20: 90483000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.796745][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.796807][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.796868][ T32] r5:80070013 r4:80239bb0 [ 1324.796921][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.797018][ T32] r4:82ac11e4 [ 1324.797066][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.797161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.797209][ T32] r4:e0635dc0 [ 1324.797254][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.797354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.797410][ T32] r4:00000000 [ 1324.797455][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.797560][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.797644][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.797770][ T32] r5:00001000 r4:e01b1000 [ 1324.797824][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.797915][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.798010][ T32] r5:8436438c r4:84364000 [ 1324.798057][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.798163][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.798215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.798343][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.798404][ T32] r4:84be5080 [ 1324.798449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.798556][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.798617][ T32] r4:00000001 [ 1324.798666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.798752][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.798814][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.798875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.798939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.799008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.799056][ T32] r4:84be4100 [ 1324.799104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.799158][ T32] INFO: task kworker/0:17:3150 blocked for more than 451 seconds. [ 1324.799232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.799289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.799355][ T32] task:kworker/0:17 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.799473][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.799577][ T32] Call trace: [ 1324.799683][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.799825][ T32] r10:829188dc r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:832f6000 [ 1324.799895][ T32] r4:832f6000 [ 1324.799944][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.800037][ T32] r5:832f6000 r4:829188d8 [ 1324.800101][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.800195][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.800298][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 [ 1324.800349][ T32] r4:00000000 [ 1324.800395][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.800480][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.800560][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.800669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85007580 [ 1324.800720][ T32] r4:00000000 [ 1324.800765][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.800914][ T32] r9:83018005 r8:832f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.800984][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.801078][ T32] r5:00001000 r4:dfc01000 [ 1324.801124][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.801211][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.801306][ T32] r5:8533538c r4:85335000 [ 1324.801351][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.801467][ T32] r7:dddced80 r6:83018000 r5:8533538c r4:832a1480 [ 1324.801521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.801634][ T32] r10:61c88647 r9:832f6000 r8:832a14ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.801713][ T32] r4:832a1480 [ 1324.801758][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.801857][ T32] r10:00000000 r9:832a1480 r8:8027f5e8 r7:dfa7de60 r6:848c1580 r5:832f6000 [ 1324.801911][ T32] r4:00000001 [ 1324.801956][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.802034][ T32] Exception stack(0xdfa9dfb0 to 0xdfa9dff8) [ 1324.802096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.802162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.802247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.802320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.802390][ T32] r4:8489cd80 [ 1324.803316][ T32] INFO: task kworker/0:17:3150 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.803387][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.803565][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.803705][ T32] Call trace: [ 1324.803778][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.803907][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.803980][ T32] r4:00000000 [ 1324.804028][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.804116][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.804185][ T32] 5d20: 90483000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.804258][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.804322][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.804380][ T32] r5:80070013 r4:80239bb0 [ 1324.804429][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.804522][ T32] r4:82ac11e4 [ 1324.804572][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.804684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.804735][ T32] r4:e0635dc0 [ 1324.804781][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.804882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.804959][ T32] r4:00000000 [ 1324.805025][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.805136][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.805205][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.805307][ T32] r5:00001000 r4:e01b1000 [ 1324.805355][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.805449][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.828843][ T32] r5:8436438c r4:84364000 [ 1324.828930][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.829078][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.829130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.829238][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.829291][ T32] r4:84be5080 [ 1324.829357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.829484][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.829543][ T32] r4:00000001 [ 1324.829593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.829716][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.829785][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.829871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.829942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.830013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.830065][ T32] r4:84be4100 [ 1324.830135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.830237][ T32] INFO: task kworker/0:18:3152 blocked for more than 451 seconds. [ 1324.830330][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.830386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.830448][ T32] task:kworker/0:18 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.830567][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.830694][ T32] Call trace: [ 1324.830778][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.830904][ T32] r10:829188dc r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:832f5400 [ 1324.830971][ T32] r4:832f5400 [ 1324.831018][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.831109][ T32] r5:832f5400 r4:829188d8 [ 1324.831157][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.831278][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.831390][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.831483][ T32] r4:00000000 [ 1324.831549][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.831673][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.831769][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.831864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85410600 [ 1324.831938][ T32] r4:00000000 [ 1324.832001][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.832109][ T32] r9:83018005 r8:832f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.832161][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.832257][ T32] r5:00001000 r4:eb021000 [ 1324.832322][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.832436][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.832536][ T32] r5:85334b8c r4:85334800 [ 1324.832586][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.832695][ T32] r7:dddced80 r6:83018000 r5:85334b8c r4:832bd100 [ 1324.832746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.832853][ T32] r10:61c88647 r9:832f5400 r8:832bd12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.832908][ T32] r4:832bd100 [ 1324.832953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.833053][ T32] r10:00000000 r9:832bd100 r8:8027f5e8 r7:dfa9de60 r6:848c1600 r5:832f5400 [ 1324.833122][ T32] r4:00000001 [ 1324.833177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.833257][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.833353][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.833436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.833498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.833564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.833626][ T32] r4:8489cbc0 [ 1324.834518][ T32] INFO: task kworker/0:18:3152 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.834614][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.834743][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.834843][ T32] Call trace: [ 1324.834940][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.835062][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.835117][ T32] r4:00000000 [ 1324.835165][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.835273][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.835350][ T32] 5d20: 9068a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.835577][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.860876][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.861021][ T32] r5:80070013 r4:80239bb0 [ 1324.861076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.861224][ T32] r4:82ac11e4 [ 1324.861282][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.861385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.861457][ T32] r4:e0635dc0 [ 1324.861511][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.861691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.861763][ T32] r4:00000000 [ 1324.861814][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.862024][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.862083][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.862186][ T32] r5:00001000 r4:e01b1000 [ 1324.862233][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.862319][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.862415][ T32] r5:8436438c r4:84364000 [ 1324.862462][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.862567][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.862633][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.862741][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.862811][ T32] r4:84be5080 [ 1324.862865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.862976][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.863028][ T32] r4:00000001 [ 1324.863075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.863158][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.863221][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.863287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.863349][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.863416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.863466][ T32] r4:84be4100 [ 1324.863523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.863588][ T32] INFO: task kworker/0:19:3155 blocked for more than 451 seconds. [ 1324.863673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.863734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.863803][ T32] task:kworker/0:19 state:D stack:0 pid:3155 tgid:3155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.863932][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.864058][ T32] Call trace: [ 1324.864149][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.864260][ T32] r10:829188dc r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:832f1800 [ 1324.864318][ T32] r4:832f1800 [ 1324.864382][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.864501][ T32] r5:832f1800 r4:829188d8 [ 1324.864579][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.864685][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.864815][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1324.864875][ T32] r4:00000000 [ 1324.864927][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.865011][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.865095][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.865211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550fe40 [ 1324.865287][ T32] r4:00000000 [ 1324.865339][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.865439][ T32] r9:83018005 r8:832f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.885283][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.886507][ T32] r5:00001000 r4:e07c9000 [ 1324.886615][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.886762][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.886868][ T32] r5:8547c78c r4:8547c400 [ 1324.887020][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.887136][ T32] r7:dddced80 r6:83018000 r5:8547c78c r4:845d9a00 [ 1324.887186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.887307][ T32] r10:61c88647 r9:832f1800 r8:845d9a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.887429][ T32] r4:845d9a00 [ 1324.887500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.887620][ T32] r10:00000000 r9:845d9a00 r8:8027f5e8 r7:dfa9de60 r6:848c1680 r5:832f1800 [ 1324.887674][ T32] r4:00000001 [ 1324.887736][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.887828][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1324.887901][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.888075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.888156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.888226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.888277][ T32] r4:8489ce80 [ 1324.889216][ T32] INFO: task kworker/0:19:3155 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.889345][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.889530][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.889753][ T32] Call trace: [ 1324.889838][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.889954][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.890022][ T32] r4:00000000 [ 1324.890069][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.890157][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.890224][ T32] 5d20: 90922000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.890295][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.890358][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.890414][ T32] r5:80070013 r4:80239bb0 [ 1324.890470][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.890594][ T32] r4:82ac11e4 [ 1324.890705][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.890812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.890888][ T32] r4:e0635dc0 [ 1324.890942][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.891041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.891130][ T32] r4:00000000 [ 1324.891240][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.891361][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.891441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.891563][ T32] r5:00001000 r4:e01b1000 [ 1324.891638][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.891734][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.891843][ T32] r5:8436438c r4:84364000 [ 1324.891892][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.892085][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.892171][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.892281][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.892348][ T32] r4:84be5080 [ 1324.892424][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.892596][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.892663][ T32] r4:00000001 [ 1324.892724][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.892805][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.892867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.892936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.893015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.893092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.893143][ T32] r4:84be4100 [ 1324.893191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.893253][ T32] INFO: task kworker/0:20:3156 blocked for more than 451 seconds. [ 1324.893324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.893381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.893439][ T32] task:kworker/0:20 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.893575][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.893777][ T32] Call trace: [ 1324.893855][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.893960][ T32] r10:829188dc r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:832f3000 [ 1324.894017][ T32] r4:832f3000 [ 1324.894118][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.894226][ T32] r5:832f3000 r4:829188d8 [ 1324.894284][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.894394][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.894508][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1324.894562][ T32] r4:00000000 [ 1324.894623][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.894713][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.894793][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.894886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cd140 [ 1324.894937][ T32] r4:00000000 [ 1324.894983][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.895080][ T32] r9:83018005 r8:832f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1324.895132][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.895230][ T32] r5:00001000 r4:eb1cf000 [ 1324.895280][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.895371][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.895531][ T32] r5:8548a38c r4:8548a000 [ 1324.926232][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.926407][ T32] r7:dddced80 r6:83018000 r5:8548a38c r4:845d9a80 [ 1324.926460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.926566][ T32] r10:61c88647 r9:832f3000 r8:845d9aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.926626][ T32] r4:845d9a80 [ 1324.926674][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.926777][ T32] r10:00000000 r9:845d9a80 r8:8027f5e8 r7:dfab5e60 r6:848c1700 r5:832f3000 [ 1324.926853][ T32] r4:00000001 [ 1324.926907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.926990][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1324.927065][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.927163][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.927262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.927347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.927420][ T32] r4:8489cf00 [ 1324.928349][ T32] INFO: task kworker/0:20:3156 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.928431][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.928662][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.928785][ T32] Call trace: [ 1324.928900][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.929029][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.929088][ T32] r4:00000000 [ 1324.929135][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.929234][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.929315][ T32] 5d20: 90d91000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.929434][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.929502][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.929638][ T32] r5:80070013 r4:80239bb0 [ 1324.929724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.929819][ T32] r4:82ac11e4 [ 1324.929867][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.929964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.930014][ T32] r4:e0635dc0 [ 1324.930058][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.930152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.930202][ T32] r4:00000000 [ 1324.930246][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.930349][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.930399][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.930500][ T32] r5:00001000 r4:e01b1000 [ 1324.930560][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.930657][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.930749][ T32] r5:8436438c r4:84364000 [ 1324.930794][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.930953][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.931010][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.931114][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.931206][ T32] r4:84be5080 [ 1324.931260][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.931364][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.931414][ T32] r4:00000001 [ 1324.931482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.931560][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.931628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.931693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.931752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.931820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.931872][ T32] r4:84be4100 [ 1324.931920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.931979][ T32] INFO: task kworker/0:21:3159 blocked for more than 451 seconds. [ 1324.932049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.932103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.932164][ T32] task:kworker/0:21 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.932319][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.932407][ T32] Call trace: [ 1324.932476][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.932577][ T32] r10:829188dc r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:83a96c00 [ 1324.932638][ T32] r4:83a96c00 [ 1324.932686][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.932855][ T32] r5:83a96c00 r4:829188d8 [ 1324.932909][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.932999][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.933105][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1324.933155][ T32] r4:00000000 [ 1324.933201][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.933285][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.933366][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.933458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500f380 [ 1324.933507][ T32] r4:00000000 [ 1324.933556][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.933694][ T32] r9:83018005 r8:83a96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1324.933743][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.933833][ T32] r5:00001000 r4:eb765000 [ 1324.933857][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.933898][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.933941][ T32] r5:8548b38c r4:8548b000 [ 1324.933963][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.934009][ T32] r7:dddced80 r6:83018000 r5:8548b38c r4:83358080 [ 1324.934059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.934112][ T32] r10:61c88647 r9:83a96c00 r8:833580ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.934134][ T32] r4:83358080 [ 1324.934152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.934198][ T32] r10:00000000 r9:83358080 r8:8027f5e8 r7:dfab9e60 r6:848c1800 r5:83a96c00 [ 1324.934220][ T32] r4:00000001 [ 1324.934265][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.934304][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1324.934332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.934361][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.934415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.934478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.934514][ T32] r4:848cd240 [ 1324.934849][ T32] INFO: task kworker/0:21:3159 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.934883][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.934943][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.934988][ T32] Call trace: [ 1324.935018][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.935070][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.935093][ T32] r4:00000000 [ 1324.935113][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.935153][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.935183][ T32] 5d20: 90d91000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.935214][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.935239][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.935291][ T32] r5:80070013 r4:80239bb0 [ 1324.935316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.935359][ T32] r4:82ac11e4 [ 1324.935379][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.935425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.935448][ T32] r4:e0635dc0 [ 1324.935467][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.957536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.957621][ T32] r4:00000000 [ 1324.957670][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.957743][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.957765][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.957813][ T32] r5:00001000 r4:e01b1000 [ 1324.957863][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.957934][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.958009][ T32] r5:8436438c r4:84364000 [ 1324.958059][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.958140][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.958164][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.958216][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.958240][ T32] r4:84be5080 [ 1324.958259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.958334][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.958360][ T32] r4:00000001 [ 1324.958380][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.958418][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.958449][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.958478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.958504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.958534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.958556][ T32] r4:84be4100 [ 1324.958621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.958666][ T32] INFO: task kworker/0:22:3161 blocked for more than 451 seconds. [ 1324.958700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.958725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.958752][ T32] task:kworker/0:22 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.958861][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.958931][ T32] Call trace: [ 1324.958966][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.959019][ T32] r10:829188dc r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:8407d400 [ 1324.959041][ T32] r4:8407d400 [ 1324.959060][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.959101][ T32] r5:8407d400 r4:829188d8 [ 1324.959122][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.959162][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.959237][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.959263][ T32] r4:00000000 [ 1324.959283][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.959322][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.959360][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.959414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500fac0 [ 1324.959440][ T32] r4:00000000 [ 1324.959459][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.959507][ T32] r9:83018005 r8:8407d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1324.959539][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.959609][ T32] r5:00001000 r4:eb02b000 [ 1324.959651][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.959720][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.959770][ T32] r5:8548bb8c r4:8548b800 [ 1324.959814][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.959865][ T32] r7:dddced80 r6:83018000 r5:8548bb8c r4:83358000 [ 1324.959885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.959959][ T32] r10:61c88647 r9:8407d400 r8:8335802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.959984][ T32] r4:83358000 [ 1324.960034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.960086][ T32] r10:00000000 r9:83358000 r8:8027f5e8 r7:dfac9e60 r6:848c1880 r5:8407d400 [ 1324.960132][ T32] r4:00000001 [ 1324.960154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.960191][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.960228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.960260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.960287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.960317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.960339][ T32] r4:848cd180 [ 1324.960848][ T32] INFO: task kworker/0:22:3161 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.960884][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.960983][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.961054][ T32] Call trace: [ 1324.961105][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.961161][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.961188][ T32] r4:00000000 [ 1324.961231][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.961277][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.961330][ T32] 5d20: 9159f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.961365][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.961392][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.961417][ T32] r5:80070013 r4:80239bb0 [ 1324.961437][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.961504][ T32] r4:82ac11e4 [ 1324.961549][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.961599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.961627][ T32] r4:e0635dc0 [ 1324.961689][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.961764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.961800][ T32] r4:00000000 [ 1324.961821][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.961901][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.961925][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.961970][ T32] r5:00001000 r4:e01b1000 [ 1324.962000][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.962085][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.962173][ T32] r5:8436438c r4:84364000 [ 1324.962216][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.962310][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.962354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.962459][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.962507][ T32] r4:84be5080 [ 1324.962550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.962657][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.962707][ T32] r4:00000001 [ 1324.962750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.962827][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.962887][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.962951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.963009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.963070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.963118][ T32] r4:84be4100 [ 1324.963160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.963206][ T32] INFO: task kworker/0:23:3163 blocked for more than 451 seconds. [ 1324.963262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.963309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.963350][ T32] task:kworker/0:23 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.963437][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.963545][ T32] Call trace: [ 1324.963634][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.963754][ T32] r10:829188dc r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:8407c800 [ 1324.963811][ T32] r4:8407c800 [ 1324.963853][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.963936][ T32] r5:8407c800 r4:829188d8 [ 1324.963957][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.963997][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.964046][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1324.964088][ T32] r4:00000000 [ 1324.964135][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1324.964219][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1324.964297][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.964389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143b40 [ 1324.964437][ T32] r4:00000000 [ 1324.964479][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.964614][ T32] r9:83018005 r8:8407c800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1324.964679][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.964774][ T32] r5:00001000 r4:dfaad000 [ 1324.964817][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.964903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.964997][ T32] r5:8548bf8c r4:8548bc00 [ 1324.965132][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.965242][ T32] r7:dddced80 r6:83018000 r5:8548bf8c r4:848d1000 [ 1324.965288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.965393][ T32] r10:61c88647 r9:8407c800 r8:848d102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.965441][ T32] r4:848d1000 [ 1324.965528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.980721][ T32] r10:00000000 r9:848d1000 r8:8027f5e8 r7:dfad5e60 r6:848c1900 r5:8407c800 [ 1324.980762][ T32] r4:00000001 [ 1324.980784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.980839][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1324.980869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.980900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.980927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.980961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.980985][ T32] r4:848cd4c0 [ 1324.981464][ T32] INFO: task kworker/0:23:3163 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1324.981499][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.981567][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.981644][ T32] Call trace: [ 1324.981706][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1324.981762][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1324.981786][ T32] r4:00000000 [ 1324.981833][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.981905][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1324.981940][ T32] 5d20: 9159f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1324.982032][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1324.982104][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1324.982161][ T32] r5:80070013 r4:80239bb0 [ 1324.982209][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.982295][ T32] r4:82ac11e4 [ 1324.982338][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.982433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1324.982486][ T32] r4:e0635dc0 [ 1324.982529][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1324.982677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1324.982736][ T32] r4:00000000 [ 1324.982781][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1324.982903][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1324.982959][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1324.983052][ T32] r5:00001000 r4:e01b1000 [ 1324.983097][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1324.983336][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.983441][ T32] r5:8436438c r4:84364000 [ 1324.983486][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.983580][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1324.983633][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.983728][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.983774][ T32] r4:84be5080 [ 1324.983814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.983911][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1324.983963][ T32] r4:00000001 [ 1324.984008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.984081][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1324.984136][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.984193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.984248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.984308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.984353][ T32] r4:84be4100 [ 1324.984394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.984445][ T32] INFO: task kworker/0:24:3165 blocked for more than 451 seconds. [ 1324.984505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.984556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.984596][ T32] task:kworker/0:24 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.984700][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.984805][ T32] Call trace: [ 1324.984904][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1324.985001][ T32] r10:829188dc r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:8407a400 [ 1324.985047][ T32] r4:8407a400 [ 1324.985088][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1324.985172][ T32] r5:8407a400 r4:829188d8 [ 1324.985214][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.985293][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.985391][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.985437][ T32] r4:00000000 [ 1324.985540][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.003395][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.003474][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.003524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d5500 [ 1325.003597][ T32] r4:00000000 [ 1325.003630][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.003684][ T32] r9:83018005 r8:8407a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1325.003707][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.003781][ T32] r5:00001000 r4:eba27000 [ 1325.003806][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.003849][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.003893][ T32] r5:8562278c r4:85622400 [ 1325.003913][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.003985][ T32] r7:dddced80 r6:83018000 r5:8562278c r4:848d1080 [ 1325.004036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.004091][ T32] r10:61c88647 r9:8407a400 r8:848d10ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.004114][ T32] r4:848d1080 [ 1325.004159][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.004213][ T32] r10:00000000 r9:848d1080 r8:8027f5e8 r7:dfae5e60 r6:848c1980 r5:8407a400 [ 1325.004236][ T32] r4:00000001 [ 1325.004282][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.004329][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1325.004363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.004394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.004421][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.004452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.004500][ T32] r4:848cd580 [ 1325.005140][ T32] INFO: task kworker/0:24:3165 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.005215][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.005292][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.005342][ T32] Call trace: [ 1325.005376][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.005429][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.005454][ T32] r4:00000000 [ 1325.005520][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.017460][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.017512][ T32] 5d20: 91cfb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.017595][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.017638][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.017692][ T32] r5:80070013 r4:80239bb0 [ 1325.017728][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.017792][ T32] r4:82ac11e4 [ 1325.017813][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.017859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.017895][ T32] r4:e0635dc0 [ 1325.017920][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.017967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.017990][ T32] r4:00000000 [ 1325.018009][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.018081][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.018107][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.018156][ T32] r5:00001000 r4:e01b1000 [ 1325.018197][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.018247][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.018314][ T32] r5:8436438c r4:84364000 [ 1325.018339][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.018390][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.018412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.018462][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.018485][ T32] r4:84be5080 [ 1325.018516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.018592][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.018656][ T32] r4:00000001 [ 1325.018681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.018719][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.018751][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.018803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.018865][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.018924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.018950][ T32] r4:84be4100 [ 1325.018974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.019052][ T32] INFO: task kworker/1:9:3167 blocked for more than 451 seconds. [ 1325.019110][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.019148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.019196][ T32] task:kworker/1:9 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.019301][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.019380][ T32] Call trace: [ 1325.019417][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.019471][ T32] r10:829188dc r9:dfa51d84 r8:00000002 r7:60000113 r6:dfa51d8c r5:84079800 [ 1325.019494][ T32] r4:84079800 [ 1325.019517][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.019561][ T32] r5:84079800 r4:829188d8 [ 1325.019581][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.019648][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.019703][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa51e08 [ 1325.019785][ T32] r4:00000000 [ 1325.019809][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.019850][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.019916][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.019973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4000 [ 1325.019996][ T32] r4:00000000 [ 1325.020017][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.020065][ T32] r9:83018205 r8:84079800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1325.020087][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.020131][ T32] r5:00001000 r4:ebc89000 [ 1325.020150][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.020190][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.020234][ T32] r5:85891b8c r4:85891800 [ 1325.020254][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.020320][ T32] r7:ddde2d80 r6:83018200 r5:85891b8c r4:848c1a00 [ 1325.020344][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.020395][ T32] r10:61c88647 r9:84079800 r8:848c1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.020418][ T32] r4:848c1a00 [ 1325.020438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.020487][ T32] r10:00000000 r9:848c1a00 r8:8027f5e8 r7:dfa15e60 r6:848c1a80 r5:84079800 [ 1325.020510][ T32] r4:00000001 [ 1325.020556][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.020597][ T32] Exception stack(0xdfa51fb0 to 0xdfa51ff8) [ 1325.020631][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.020662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.020689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.020720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.020742][ T32] r4:848c2980 [ 1325.021210][ T32] INFO: task kworker/1:9:3167 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.021245][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.021306][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.021351][ T32] Call trace: [ 1325.021383][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.021436][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.021460][ T32] r4:00000000 [ 1325.021479][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.021520][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.021577][ T32] 5d20: 91cfb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.021631][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.021685][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.021712][ T32] r5:80070013 r4:80239bb0 [ 1325.021734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.021776][ T32] r4:82ac11e4 [ 1325.021796][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.021841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.021864][ T32] r4:e0635dc0 [ 1325.021883][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.021927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.021950][ T32] r4:00000000 [ 1325.021970][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.022039][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.022120][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.022221][ T32] r5:00001000 r4:e01b1000 [ 1325.022269][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.022369][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.022488][ T32] r5:8436438c r4:84364000 [ 1325.022541][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.022639][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.022675][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.022730][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.022753][ T32] r4:84be5080 [ 1325.022795][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.022849][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.022872][ T32] r4:00000001 [ 1325.022892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.022929][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.022957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.022987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.023014][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.023044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.023067][ T32] r4:84be4100 [ 1325.023086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.023132][ T32] INFO: task kworker/0:25:3170 blocked for more than 451 seconds. [ 1325.023164][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.023189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.023219][ T32] task:kworker/0:25 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.023280][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.023350][ T32] Call trace: [ 1325.023383][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.023458][ T32] r10:829188dc r9:dfaddd84 r8:00000002 r7:60000113 r6:dfaddd8c r5:84078000 [ 1325.023489][ T32] r4:84078000 [ 1325.023510][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.023555][ T32] r5:84078000 r4:829188d8 [ 1325.023574][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.023636][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.023688][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfadde08 [ 1325.023732][ T32] r4:00000000 [ 1325.023775][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.023819][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.023857][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.023922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d5600 [ 1325.023968][ T32] r4:00000000 [ 1325.024000][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.024051][ T32] r9:83018005 r8:84078000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1325.024072][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.024139][ T32] r5:00001000 r4:eba4b000 [ 1325.024182][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.024227][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.024282][ T32] r5:85622b8c r4:85622800 [ 1325.024304][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.024353][ T32] r7:dddced80 r6:83018000 r5:85622b8c r4:848d1100 [ 1325.024382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.024444][ T32] r10:61c88647 r9:84078000 r8:848d112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.024469][ T32] r4:848d1100 [ 1325.024502][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.024552][ T32] r10:00000000 r9:848d1100 r8:8027f5e8 r7:dfaede60 r6:848c1b00 r5:84078000 [ 1325.024597][ T32] r4:00000001 [ 1325.024626][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.024684][ T32] Exception stack(0xdfaddfb0 to 0xdfaddff8) [ 1325.024736][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.024770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.024798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.024828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.024849][ T32] r4:848cd900 [ 1325.025196][ T32] INFO: task kworker/0:25:3170 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.025231][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.025311][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.025356][ T32] Call trace: [ 1325.025427][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.025523][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.040796][ T32] r4:00000000 [ 1325.040835][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.040898][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.040933][ T32] 5d20: 91e97000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.040965][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.041020][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.041052][ T32] r5:80070013 r4:80239bb0 [ 1325.041073][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.041119][ T32] r4:82ac11e4 [ 1325.041138][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.041184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.041206][ T32] r4:e0635dc0 [ 1325.041225][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.041312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.041340][ T32] r4:00000000 [ 1325.041360][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.041411][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.041432][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.041478][ T32] r5:00001000 r4:e01b1000 [ 1325.041498][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.041538][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.041583][ T32] r5:8436438c r4:84364000 [ 1325.041635][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.041709][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.041730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.041822][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.041850][ T32] r4:84be5080 [ 1325.041869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.041918][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.041940][ T32] r4:00000001 [ 1325.041959][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.041994][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.042029][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.042094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.042153][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.042219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.042267][ T32] r4:84be4100 [ 1325.042314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.042373][ T32] INFO: task kworker/0:26:3171 blocked for more than 451 seconds. [ 1325.042444][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.042495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.042538][ T32] task:kworker/0:26 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.042739][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.042875][ T32] Call trace: [ 1325.043037][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.043161][ T32] r10:829188dc r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:8407bc00 [ 1325.043219][ T32] r4:8407bc00 [ 1325.043369][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.043548][ T32] r5:8407bc00 r4:829188d8 [ 1325.043602][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.043695][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.043821][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1325.043876][ T32] r4:00000000 [ 1325.043918][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.043997][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.044071][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.044158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857de840 [ 1325.044203][ T32] r4:00000000 [ 1325.044244][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.044404][ T32] r9:83018005 r8:8407bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1325.044459][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.044561][ T32] r5:00001000 r4:eb687000 [ 1325.044620][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.044708][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.044787][ T32] r5:85776f8c r4:85776c00 [ 1325.044833][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.044924][ T32] r7:dddced80 r6:83018000 r5:85776f8c r4:848d1180 [ 1325.044969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.045061][ T32] r10:61c88647 r9:8407bc00 r8:848d11ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.045109][ T32] r4:848d1180 [ 1325.045150][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.045240][ T32] r10:00000000 r9:848d1180 r8:8027f5e8 r7:dfaede60 r6:848c1b80 r5:8407bc00 [ 1325.045289][ T32] r4:00000001 [ 1325.045333][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.045405][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1325.045454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.061446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.061533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.061571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.061596][ T32] r4:848cd900 [ 1325.062206][ T32] INFO: task kworker/0:26:3171 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.062284][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.062427][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.062549][ T32] Call trace: [ 1325.062712][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.062787][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.062813][ T32] r4:00000000 [ 1325.062834][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.062876][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.062907][ T32] 5d20: 92329000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.062937][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.062963][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.062987][ T32] r5:80070013 r4:80239bb0 [ 1325.063033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.063110][ T32] r4:82ac11e4 [ 1325.063161][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.063213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.063236][ T32] r4:e0635dc0 [ 1325.063282][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.063332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.063381][ T32] r4:00000000 [ 1325.063403][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.063455][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.063503][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.063577][ T32] r5:00001000 r4:e01b1000 [ 1325.063600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.063650][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.063695][ T32] r5:8436438c r4:84364000 [ 1325.063738][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.063791][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.063811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.063861][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.063883][ T32] r4:84be5080 [ 1325.063902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.063949][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.063972][ T32] r4:00000001 [ 1325.063991][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.064026][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.064079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.064114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.064165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.064199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.064221][ T32] r4:84be4100 [ 1325.064241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.064268][ T32] INFO: task kworker/1:10:3173 blocked for more than 451 seconds. [ 1325.064301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.064326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.064347][ T32] task:kworker/1:10 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.064393][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.064434][ T32] Call trace: [ 1325.064489][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.064554][ T32] r10:829188dc r9:dfb11d84 r8:00000002 r7:60000013 r6:dfb11d8c r5:8407b000 [ 1325.064580][ T32] r4:8407b000 [ 1325.064600][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.064655][ T32] r5:8407b000 r4:829188d8 [ 1325.064674][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.064744][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.064798][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb11e08 [ 1325.064843][ T32] r4:00000000 [ 1325.064865][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.064926][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.064967][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.065033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858438c0 [ 1325.065079][ T32] r4:00000000 [ 1325.065166][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.065218][ T32] r9:83018205 r8:8407b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1325.065239][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.065281][ T32] r5:00001000 r4:eb4df000 [ 1325.065344][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.065387][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.065533][ T32] r5:85731f8c r4:85731c00 [ 1325.078402][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.078524][ T32] r7:ddde2d80 r6:83018200 r5:85731f8c r4:848c1c00 [ 1325.078551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.078610][ T32] r10:61c88647 r9:8407b000 r8:848c1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.078636][ T32] r4:848c1c00 [ 1325.078656][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.078707][ T32] r10:00000000 r9:848c1c00 r8:8027f5e8 r7:dfa51e60 r6:848c1c80 r5:8407b000 [ 1325.078745][ T32] r4:00000001 [ 1325.078779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.078821][ T32] Exception stack(0xdfb11fb0 to 0xdfb11ff8) [ 1325.078852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.078881][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.078943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.078978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.079000][ T32] r4:848c2400 [ 1325.079490][ T32] INFO: task kworker/1:10:3173 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.079536][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.079618][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.079716][ T32] Call trace: [ 1325.079755][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.079832][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.079860][ T32] r4:00000000 [ 1325.079901][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.079947][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.079999][ T32] 5d20: 92581000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.080033][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.080061][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.080106][ T32] r5:80070013 r4:80239bb0 [ 1325.080150][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.080198][ T32] r4:82ac11e4 [ 1325.080218][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.080263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.080306][ T32] r4:e0635dc0 [ 1325.080330][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.080377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.080399][ T32] r4:00000000 [ 1325.080419][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.080470][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.080506][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.080555][ T32] r5:00001000 r4:e01b1000 [ 1325.080586][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.080651][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.080699][ T32] r5:8436438c r4:84364000 [ 1325.080731][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.080781][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.080836][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.080889][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.080911][ T32] r4:84be5080 [ 1325.080953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.081006][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.081029][ T32] r4:00000001 [ 1325.081049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.081085][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.081111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.081140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.081167][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.081196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.081229][ T32] r4:84be4100 [ 1325.081288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.081341][ T32] INFO: task kworker/0:27:3175 blocked for more than 451 seconds. [ 1325.081399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.081429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.081451][ T32] task:kworker/0:27 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.081498][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.081541][ T32] Call trace: [ 1325.081582][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.081642][ T32] r10:829188dc r9:dfb15d84 r8:00000002 r7:60000013 r6:dfb15d8c r5:83316000 [ 1325.081695][ T32] r4:83316000 [ 1325.081716][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.081758][ T32] r5:83316000 r4:829188d8 [ 1325.081802][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.081865][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.081918][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1325.081941][ T32] r4:00000000 [ 1325.081960][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.081999][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.082043][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.082160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cf8c0 [ 1325.082257][ T32] r4:00000000 [ 1325.082316][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.082412][ T32] r9:83018005 r8:83316000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1325.082456][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.082550][ T32] r5:00001000 r4:dfba1000 [ 1325.082616][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.082706][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.082792][ T32] r5:857d378c r4:857d3400 [ 1325.082833][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.082926][ T32] r7:dddced80 r6:83018000 r5:857d378c r4:848d1200 [ 1325.082967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.083061][ T32] r10:61c88647 r9:83316000 r8:848d122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.083107][ T32] r4:848d1200 [ 1325.083145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.083236][ T32] r10:00000000 r9:848d1200 r8:8027f5e8 r7:dfb09e60 r6:848c1d00 r5:83316000 [ 1325.083282][ T32] r4:00000001 [ 1325.083342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.083443][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1325.083509][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.083569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.083635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.083692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.083728][ T32] r4:848cda00 [ 1325.084176][ T32] INFO: task kworker/0:27:3175 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.084254][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.084407][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.084516][ T32] Call trace: [ 1325.084587][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.084701][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.084763][ T32] r4:00000000 [ 1325.084809][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.084890][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.084972][ T32] 5d20: 92581000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.085044][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.085104][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.085157][ T32] r5:80070013 r4:80239bb0 [ 1325.085207][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.085263][ T32] r4:82ac11e4 [ 1325.085286][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.085333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.085355][ T32] r4:e0635dc0 [ 1325.085374][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.085418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.085439][ T32] r4:00000000 [ 1325.085458][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.085564][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.101967][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.102143][ T32] r5:00001000 r4:e01b1000 [ 1325.102205][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.102344][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.102455][ T32] r5:8436438c r4:84364000 [ 1325.102512][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.102651][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.102733][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.102856][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.102914][ T32] r4:84be5080 [ 1325.102959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.103062][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.103110][ T32] r4:00000001 [ 1325.103152][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.103231][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.103295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.103356][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.103409][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.103442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.103490][ T32] r4:84be4100 [ 1325.103539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.103598][ T32] INFO: task kworker/0:28:3176 blocked for more than 451 seconds. [ 1325.103647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.103695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.103744][ T32] task:kworker/0:28 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.103818][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.103865][ T32] Call trace: [ 1325.103898][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.103952][ T32] r10:829188dc r9:dfb19d84 r8:00000002 r7:60000013 r6:dfb19d8c r5:83312400 [ 1325.103975][ T32] r4:83312400 [ 1325.103995][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.104037][ T32] r5:83312400 r4:829188d8 [ 1325.104057][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.104117][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.104171][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 [ 1325.104202][ T32] r4:00000000 [ 1325.104225][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.104264][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.104313][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.104387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f18c0 [ 1325.104412][ T32] r4:00000000 [ 1325.104452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.104526][ T32] r9:83018005 r8:83312400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1325.104551][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.104595][ T32] r5:00001000 r4:dfaff000 [ 1325.104636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.104720][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.104826][ T32] r5:8562378c r4:85623400 [ 1325.104874][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.104973][ T32] r7:dddced80 r6:83018000 r5:8562378c r4:848d1280 [ 1325.105024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.105145][ T32] r10:61c88647 r9:83312400 r8:848d12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.105216][ T32] r4:848d1280 [ 1325.105265][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.105366][ T32] r10:00000000 r9:848d1280 r8:8027f5e8 r7:dfb15e60 r6:848c1d80 r5:83312400 [ 1325.105413][ T32] r4:00000001 [ 1325.105509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.114787][ T32] Exception stack(0xdfb19fb0 to 0xdfb19ff8) [ 1325.114856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.114893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.114923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.114957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.114982][ T32] r4:848cdbc0 [ 1325.115533][ T32] INFO: task kworker/0:28:3176 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.116228][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.116381][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.116542][ T32] Call trace: [ 1325.116631][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.116754][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.116806][ T32] r4:00000000 [ 1325.116850][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.116937][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.117004][ T32] 5d20: 929d8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.117070][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.117126][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.117209][ T32] r5:80070013 r4:80239bb0 [ 1325.117262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.117353][ T32] r4:82ac11e4 [ 1325.117397][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.117489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.117550][ T32] r4:e0635dc0 [ 1325.117593][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.117726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.117792][ T32] r4:00000000 [ 1325.117867][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.118001][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.118055][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.118149][ T32] r5:00001000 r4:e01b1000 [ 1325.118196][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.118280][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.118371][ T32] r5:8436438c r4:84364000 [ 1325.118442][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.118562][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.118618][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.118697][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.118745][ T32] r4:84be5080 [ 1325.118770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.118842][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.118867][ T32] r4:00000001 [ 1325.118910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.118954][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.118982][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.119011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.119068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.119125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.119150][ T32] r4:84be4100 [ 1325.119194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.119248][ T32] INFO: task kworker/0:29:3179 blocked for more than 451 seconds. [ 1325.119302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.119330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.119372][ T32] task:kworker/0:29 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.119423][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.119499][ T32] Call trace: [ 1325.119556][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.119611][ T32] r10:829188dc r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:83314800 [ 1325.119636][ T32] r4:83314800 [ 1325.119655][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.119718][ T32] r5:83314800 r4:829188d8 [ 1325.119763][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.119825][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.119887][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1325.119912][ T32] r4:00000000 [ 1325.119931][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.119971][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.120009][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.120076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85529c00 [ 1325.120102][ T32] r4:00000000 [ 1325.120142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.120194][ T32] r9:83018005 r8:83314800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1325.120246][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.120293][ T32] r5:00001000 r4:df901000 [ 1325.120313][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.120352][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.120419][ T32] r5:857d3b8c r4:857d3800 [ 1325.120464][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.120515][ T32] r7:dddced80 r6:83018000 r5:857d3b8c r4:848d1300 [ 1325.120547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.120599][ T32] r10:61c88647 r9:83314800 r8:848d132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.120629][ T32] r4:848d1300 [ 1325.120648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.120717][ T32] r10:00000000 r9:848d1300 r8:8027f5e8 r7:dfb15e60 r6:848c1e00 r5:83314800 [ 1325.120743][ T32] r4:00000001 [ 1325.120805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.120844][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1325.120872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.120923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.120975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.121010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.121032][ T32] r4:848cd900 [ 1325.121512][ T32] INFO: task kworker/0:29:3179 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.121567][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.121688][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.121763][ T32] Call trace: [ 1325.121793][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.121867][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.121895][ T32] r4:00000000 [ 1325.121923][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.121966][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.122018][ T32] 5d20: 929d8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.122052][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.122101][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.122129][ T32] r5:80070013 r4:80239bb0 [ 1325.122170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.122214][ T32] r4:82ac11e4 [ 1325.122234][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.122300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.122347][ T32] r4:e0635dc0 [ 1325.122369][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.122415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.122457][ T32] r4:00000000 [ 1325.122481][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.122546][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.122579][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.122632][ T32] r5:00001000 r4:e01b1000 [ 1325.122651][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.122722][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.122792][ T32] r5:8436438c r4:84364000 [ 1325.122837][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.122889][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.122910][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.122972][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.122998][ T32] r4:84be5080 [ 1325.123048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.123101][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.123152][ T32] r4:00000001 [ 1325.123185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.123221][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.123249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.123277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.123325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.123382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.123407][ T32] r4:84be4100 [ 1325.123426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.123493][ T32] INFO: task kworker/1:11:3182 blocked for more than 451 seconds. [ 1325.123524][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.123548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.123568][ T32] task:kworker/1:11 state:D stack:0 pid:3182 tgid:3182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.123628][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.123709][ T32] Call trace: [ 1325.123774][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.123848][ T32] r10:829188dc r9:dfa5dd84 r8:00000002 r7:60000013 r6:dfa5dd8c r5:83a8ec00 [ 1325.123894][ T32] r4:83a8ec00 [ 1325.123938][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.123984][ T32] r5:83a8ec00 r4:829188d8 [ 1325.124013][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.124286][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.124363][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 1325.124420][ T32] r4:00000000 [ 1325.124444][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.124507][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.124550][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.124611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4540 [ 1325.124655][ T32] r4:00000000 [ 1325.124678][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.124748][ T32] r9:83018205 r8:83a8ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.124774][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.124819][ T32] r5:00001000 r4:ebe89000 [ 1325.124859][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.124903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.124947][ T32] r5:85892f8c r4:85892c00 [ 1325.124967][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.125034][ T32] r7:ddde2d80 r6:83018200 r5:85892f8c r4:848c1e80 [ 1325.125058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.125130][ T32] r10:61c88647 r9:83a8ec00 r8:848c1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.125179][ T32] r4:848c1e80 [ 1325.125201][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.125249][ T32] r10:00000000 r9:848c1e80 r8:8027f5e8 r7:dfa51e60 r6:848c1f00 r5:83a8ec00 [ 1325.125272][ T32] r4:00000001 [ 1325.125313][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.125353][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 1325.125403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.125437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.125464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.157768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.157857][ T32] r4:848cf540 [ 1325.158346][ T32] INFO: task kworker/1:11:3182 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.158397][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.158475][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.158550][ T32] Call trace: [ 1325.158587][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.158653][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.158676][ T32] r4:00000000 [ 1325.158724][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.158813][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.158878][ T32] 5d20: 9322f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.158949][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.159006][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.159047][ T32] r5:80070013 r4:80239bb0 [ 1325.159068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.159128][ T32] r4:82ac11e4 [ 1325.159153][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.159201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.159247][ T32] r4:e0635dc0 [ 1325.159295][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.159356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.159404][ T32] r4:00000000 [ 1325.159436][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.159491][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.159544][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.159610][ T32] r5:00001000 r4:e01b1000 [ 1325.159646][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.159690][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.159734][ T32] r5:8436438c r4:84364000 [ 1325.159754][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.159805][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.159825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.159874][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.159896][ T32] r4:84be5080 [ 1325.159936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.160000][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.160025][ T32] r4:00000001 [ 1325.160066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.160115][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.160145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.160197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.160262][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.160332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.160399][ T32] r4:84be4100 [ 1325.160453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.160511][ T32] INFO: task kworker/1:12:3187 blocked for more than 451 seconds. [ 1325.160585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.160653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.160699][ T32] task:kworker/1:12 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.160809][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.160897][ T32] Call trace: [ 1325.160964][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.161066][ T32] r10:829188dc r9:dfb31d84 r8:00000002 r7:60000013 r6:dfb31d8c r5:83a8b000 [ 1325.161117][ T32] r4:83a8b000 [ 1325.161162][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.161250][ T32] r5:83a8b000 r4:829188d8 [ 1325.161295][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.161386][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.161490][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 [ 1325.161541][ T32] r4:00000000 [ 1325.161586][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.161703][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.161787][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.161906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4340 [ 1325.161974][ T32] r4:00000000 [ 1325.162024][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.162130][ T32] r9:83018205 r8:83a8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1325.162183][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.162273][ T32] r5:00001000 r4:ebe35000 [ 1325.162316][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.162400][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.162492][ T32] r5:8589278c r4:85892400 [ 1325.162560][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.162670][ T32] r7:ddde2d80 r6:83018200 r5:8589278c r4:848c1780 [ 1325.162716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.162819][ T32] r10:61c88647 r9:83a8b000 r8:848c17ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.162873][ T32] r4:848c1780 [ 1325.162916][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.163013][ T32] r10:00000000 r9:848c1780 r8:8027f5e8 r7:dfa51e60 r6:848c3000 r5:83a8b000 [ 1325.163064][ T32] r4:00000001 [ 1325.163134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.163227][ T32] Exception stack(0xdfb31fb0 to 0xdfb31ff8) [ 1325.163287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.163350][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.163411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.163446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.163469][ T32] r4:848cf680 [ 1325.163800][ T32] INFO: task kworker/1:12:3187 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.163845][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.163909][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.163981][ T32] Call trace: [ 1325.164016][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.164069][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.164101][ T32] r4:00000000 [ 1325.164123][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.164163][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.164193][ T32] 5d20: 9322f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.164224][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.164272][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.164321][ T32] r5:80070013 r4:80239bb0 [ 1325.164344][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.164386][ T32] r4:82ac11e4 [ 1325.164426][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.164498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.164524][ T32] r4:e0635dc0 [ 1325.164591][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.164649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.164672][ T32] r4:00000000 [ 1325.164692][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.164741][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.164762][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.164806][ T32] r5:00001000 r4:e01b1000 [ 1325.164825][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.164865][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.164928][ T32] r5:8436438c r4:84364000 [ 1325.164952][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.165000][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.165021][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.165091][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.165117][ T32] r4:84be5080 [ 1325.165136][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.165184][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.165227][ T32] r4:00000001 [ 1325.165268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.165307][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.165335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.165364][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.165390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.165420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.165470][ T32] r4:84be4100 [ 1325.185925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.186025][ T32] INFO: task kworker/1:13:3188 blocked for more than 451 seconds. [ 1325.186064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.186091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.186114][ T32] task:kworker/1:13 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.186176][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.186235][ T32] Call trace: [ 1325.186268][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.186326][ T32] r10:829188dc r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:83243c00 [ 1325.186351][ T32] r4:83243c00 [ 1325.186371][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.186414][ T32] r5:83243c00 r4:829188d8 [ 1325.186433][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.186474][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.186523][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 [ 1325.186570][ T32] r4:00000000 [ 1325.186594][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.186645][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.186686][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.186747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838000 [ 1325.186773][ T32] r4:00000000 [ 1325.186793][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.186844][ T32] r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1325.186876][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.186944][ T32] r5:00001000 r4:ebd7f000 [ 1325.186968][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.187009][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.187053][ T32] r5:8589078c r4:85890400 [ 1325.187073][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.187122][ T32] r7:ddde2d80 r6:83018200 r5:8589078c r4:848c3080 [ 1325.187142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.187191][ T32] r10:61c88647 r9:83243c00 r8:848c30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.187213][ T32] r4:848c3080 [ 1325.187295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.187358][ T32] r10:00000000 r9:848c3080 r8:8027f5e8 r7:dfa51e60 r6:848c3100 r5:83243c00 [ 1325.187383][ T32] r4:00000001 [ 1325.187424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.187466][ T32] Exception stack(0xdfb3dfb0 to 0xdfb3dff8) [ 1325.187510][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.187569][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.187600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.187638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.187671][ T32] r4:848cf680 [ 1325.188163][ T32] INFO: task kworker/1:13:3188 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.188196][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.188265][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.188312][ T32] Call trace: [ 1325.188343][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.188394][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.188417][ T32] r4:00000000 [ 1325.188437][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.188476][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.188505][ T32] 5d20: 936c7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.188536][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.188563][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.188587][ T32] r5:80070013 r4:80239bb0 [ 1325.188613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.188657][ T32] r4:82ac11e4 [ 1325.188680][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.188774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.188802][ T32] r4:e0635dc0 [ 1325.188821][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.188890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.188916][ T32] r4:00000000 [ 1325.188937][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.188987][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.189008][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.189073][ T32] r5:00001000 r4:e01b1000 [ 1325.189107][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.189155][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.189244][ T32] r5:8436438c r4:84364000 [ 1325.189268][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.189318][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.189340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.189410][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.189436][ T32] r4:84be5080 [ 1325.189456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.189531][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.189557][ T32] r4:00000001 [ 1325.189577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.189635][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.189693][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.189726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.189766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.189800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.189844][ T32] r4:84be4100 [ 1325.189866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.189891][ T32] INFO: task kworker/1:14:3191 blocked for more than 451 seconds. [ 1325.189947][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.189975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.189997][ T32] task:kworker/1:14 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.190080][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.190150][ T32] Call trace: [ 1325.190205][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.190258][ T32] r10:829188dc r9:dfb45d84 r8:00000002 r7:60000013 r6:dfb45d8c r5:83244800 [ 1325.190282][ T32] r4:83244800 [ 1325.190302][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.190367][ T32] r5:83244800 r4:829188d8 [ 1325.190411][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.190465][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.190548][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1325.190596][ T32] r4:00000000 [ 1325.190635][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.190678][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.190716][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.190760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4440 [ 1325.190802][ T32] r4:00000000 [ 1325.190825][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.190901][ T32] r9:83018205 r8:83244800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1325.190927][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.190986][ T32] r5:00001000 r4:ebe6d000 [ 1325.191006][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.191047][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.191090][ T32] r5:85892b8c r4:85892800 [ 1325.191109][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.191156][ T32] r7:ddde2d80 r6:83018200 r5:85892b8c r4:848c3180 [ 1325.191176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.191235][ T32] r10:61c88647 r9:83244800 r8:848c31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.191261][ T32] r4:848c3180 [ 1325.191280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.191329][ T32] r10:00000000 r9:848c3180 r8:8027f5e8 r7:dfa51e60 r6:848c3200 r5:83244800 [ 1325.191352][ T32] r4:00000001 [ 1325.191380][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.191439][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1325.191468][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.191499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.191527][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.191558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.191580][ T32] r4:848cf900 [ 1325.191901][ T32] INFO: task kworker/1:14:3191 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.191958][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.192057][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.192125][ T32] Call trace: [ 1325.192160][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.192213][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.192236][ T32] r4:00000000 [ 1325.192255][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.192295][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.192325][ T32] 5d20: 936c7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.192357][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.192411][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.192461][ T32] r5:80070013 r4:80239bb0 [ 1325.192505][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.192551][ T32] r4:82ac11e4 [ 1325.192570][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.192620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.192664][ T32] r4:e0635dc0 [ 1325.192708][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.192757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.192779][ T32] r4:00000000 [ 1325.192799][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.192850][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.192871][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.192914][ T32] r5:00001000 r4:e01b1000 [ 1325.192934][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.192975][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.193019][ T32] r5:8436438c r4:84364000 [ 1325.193083][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.193136][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.193176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.193231][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.193276][ T32] r4:84be5080 [ 1325.193299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.193369][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.193418][ T32] r4:00000001 [ 1325.193449][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.193510][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.193542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.193572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.193637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.193686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.193737][ T32] r4:84be4100 [ 1325.193760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.193808][ T32] INFO: task kworker/0:31:3193 blocked for more than 451 seconds. [ 1325.193870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.193898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.193919][ T32] task:kworker/0:31 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.194022][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.194185][ T32] Call trace: [ 1325.194290][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.194394][ T32] r10:829188dc r9:dfb59d84 r8:00000002 r7:60000113 r6:dfb59d8c r5:83865400 [ 1325.194444][ T32] r4:83865400 [ 1325.194500][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.194616][ T32] r5:83865400 r4:829188d8 [ 1325.194667][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.194752][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.194857][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb59e08 [ 1325.194908][ T32] r4:00000000 [ 1325.194954][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.195037][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.195120][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.195226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a15ec0 [ 1325.195272][ T32] r4:00000000 [ 1325.195318][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.195441][ T32] r9:83018005 r8:83865400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1325.220006][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.220149][ T32] r5:00001000 r4:ec93f000 [ 1325.220175][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.220221][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.220268][ T32] r5:85a7638c r4:85a76000 [ 1325.220288][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.220341][ T32] r7:dddced80 r6:83018000 r5:85a7638c r4:848d1480 [ 1325.220364][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.220414][ T32] r10:61c88647 r9:83865400 r8:848d14ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.220437][ T32] r4:848d1480 [ 1325.220456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.220506][ T32] r10:00000000 r9:848d1480 r8:8027f5e8 r7:dfb2de60 r6:848c3300 r5:83865400 [ 1325.220528][ T32] r4:00000001 [ 1325.220585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.220635][ T32] Exception stack(0xdfb59fb0 to 0xdfb59ff8) [ 1325.220666][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.220696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.220748][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.220788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.220812][ T32] r4:8489cf80 [ 1325.221288][ T32] INFO: task kworker/0:31:3193 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.221375][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.221465][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.221514][ T32] Call trace: [ 1325.221546][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.221616][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.221684][ T32] r4:00000000 [ 1325.221745][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.221813][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.221846][ T32] 5d20: 93b5a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.221879][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.221905][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.221939][ T32] r5:80070013 r4:80239bb0 [ 1325.221971][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.222018][ T32] r4:82ac11e4 [ 1325.222060][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.222111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.222156][ T32] r4:e0635dc0 [ 1325.222179][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.222225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.222248][ T32] r4:00000000 [ 1325.222290][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.222344][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.222366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.222411][ T32] r5:00001000 r4:e01b1000 [ 1325.222431][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.222493][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.222562][ T32] r5:8436438c r4:84364000 [ 1325.222595][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.222682][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.222707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.222768][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.222794][ T32] r4:84be5080 [ 1325.222814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.222864][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.222886][ T32] r4:00000001 [ 1325.222905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.222941][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.223007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.223041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.223090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.223124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.223147][ T32] r4:84be4100 [ 1325.223167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.223195][ T32] INFO: task kworker/1:15:3194 blocked for more than 451 seconds. [ 1325.223236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.223263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.223311][ T32] task:kworker/1:15 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.223411][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.223480][ T32] Call trace: [ 1325.223511][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.223562][ T32] r10:829188dc r9:dfb51d84 r8:00000002 r7:60000013 r6:dfb51d8c r5:84339800 [ 1325.223609][ T32] r4:84339800 [ 1325.223634][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.223701][ T32] r5:84339800 r4:829188d8 [ 1325.223745][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.223792][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.223843][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb51e08 [ 1325.223866][ T32] r4:00000000 [ 1325.223886][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.223948][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.223991][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.224037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4240 [ 1325.224060][ T32] r4:00000000 [ 1325.224100][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.224174][ T32] r9:83018205 r8:84339800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1325.224220][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.224268][ T32] r5:00001000 r4:ebce7000 [ 1325.224289][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.224330][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.224412][ T32] r5:8589238c r4:85892000 [ 1325.224435][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.224483][ T32] r7:ddde2d80 r6:83018200 r5:8589238c r4:848c3380 [ 1325.224503][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.224552][ T32] r10:61c88647 r9:84339800 r8:848c33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.224574][ T32] r4:848c3380 [ 1325.224593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.224649][ T32] r10:00000000 r9:848c3380 r8:8027f5e8 r7:dfa51e60 r6:848c3400 r5:84339800 [ 1325.224682][ T32] r4:00000001 [ 1325.224712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.224752][ T32] Exception stack(0xdfb51fb0 to 0xdfb51ff8) [ 1325.224781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.224835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.224886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.224943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.224968][ T32] r4:848cfbc0 [ 1325.225295][ T32] INFO: task kworker/1:15:3194 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.225330][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.225424][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.235808][ T32] Call trace: [ 1325.235905][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.235981][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.236006][ T32] r4:00000000 [ 1325.236027][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.236070][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.236128][ T32] 5d20: 93d07000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.236166][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.236214][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.236245][ T32] r5:80070013 r4:80239bb0 [ 1325.236266][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.236312][ T32] r4:82ac11e4 [ 1325.236332][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.236377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.236401][ T32] r4:e0635dc0 [ 1325.236420][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.236497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.236525][ T32] r4:00000000 [ 1325.236545][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.236631][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.236679][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.236730][ T32] r5:00001000 r4:e01b1000 [ 1325.236751][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.236805][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.236853][ T32] r5:8436438c r4:84364000 [ 1325.236882][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.236936][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.236957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.237019][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.237063][ T32] r4:84be5080 [ 1325.237104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.237159][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.237182][ T32] r4:00000001 [ 1325.237201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.237260][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.237291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.237321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.237370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.237413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.237464][ T32] r4:84be4100 [ 1325.237490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.237521][ T32] INFO: task kworker/1:16:3195 blocked for more than 451 seconds. [ 1325.237553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.237600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.237630][ T32] task:kworker/1:16 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.237716][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.237789][ T32] Call trace: [ 1325.237852][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.237903][ T32] r10:829188dc r9:dfb6dd84 r8:00000002 r7:60000013 r6:dfb6dd8c r5:841c3000 [ 1325.237927][ T32] r4:841c3000 [ 1325.237947][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.237989][ T32] r5:841c3000 r4:829188d8 [ 1325.238009][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.238050][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.238121][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb6de08 [ 1325.238170][ T32] r4:00000000 [ 1325.238215][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.238257][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.238296][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.238350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4140 [ 1325.238376][ T32] r4:00000000 [ 1325.238397][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.238464][ T32] r9:83018205 r8:841c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1325.238498][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.238546][ T32] r5:00001000 r4:ebcb9000 [ 1325.238565][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.238629][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.238678][ T32] r5:85891f8c r4:85891c00 [ 1325.238698][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.238769][ T32] r7:ddde2d80 r6:83018200 r5:85891f8c r4:848c3280 [ 1325.238793][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.238853][ T32] r10:61c88647 r9:841c3000 r8:848c32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.238880][ T32] r4:848c3280 [ 1325.238900][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.238948][ T32] r10:00000000 r9:848c3280 r8:8027f5e8 r7:dfa51e60 r6:848d1500 r5:841c3000 [ 1325.238970][ T32] r4:00000001 [ 1325.239010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.239059][ T32] Exception stack(0xdfb6dfb0 to 0xdfb6dff8) [ 1325.239090][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.239143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.239174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.239227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.239252][ T32] r4:848cfbc0 [ 1325.239977][ T32] INFO: task kworker/1:16:3195 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.240073][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.240234][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.240329][ T32] Call trace: [ 1325.240420][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.240526][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.240576][ T32] r4:00000000 [ 1325.240631][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.240726][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.240795][ T32] 5d20: 93d07000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.240862][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.240935][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.240967][ T32] r5:80070013 r4:80239bb0 [ 1325.240988][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.241032][ T32] r4:82ac11e4 [ 1325.241052][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.241102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.241126][ T32] r4:e0635dc0 [ 1325.241174][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.241251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.241277][ T32] r4:00000000 [ 1325.241297][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.241348][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.241369][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.241442][ T32] r5:00001000 r4:e01b1000 [ 1325.241465][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.241522][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.241571][ T32] r5:8436438c r4:84364000 [ 1325.241591][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.241671][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.241713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.241766][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.241789][ T32] r4:84be5080 [ 1325.241808][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.241857][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.241879][ T32] r4:00000001 [ 1325.241899][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.241935][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.242008][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.242084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.242150][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.242217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.242270][ T32] r4:84be4100 [ 1325.242315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.242398][ T32] INFO: task kworker/1:17:3198 blocked for more than 451 seconds. [ 1325.242470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.242524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.242617][ T32] task:kworker/1:17 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.242717][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.242802][ T32] Call trace: [ 1325.242868][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.242988][ T32] r10:829188dc r9:dfb65d84 r8:00000002 r7:60000113 r6:dfb65d8c r5:8433d400 [ 1325.243059][ T32] r4:8433d400 [ 1325.243084][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.243157][ T32] r5:8433d400 r4:829188d8 [ 1325.243180][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.243221][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.243286][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1325.243315][ T32] r4:00000000 [ 1325.243337][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.243376][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.243443][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.243501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85850580 [ 1325.243526][ T32] r4:00000000 [ 1325.243555][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.243611][ T32] r9:83018205 r8:8433d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1325.243633][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.243676][ T32] r5:00001000 r4:ec9e1000 [ 1325.243699][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.243758][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.243809][ T32] r5:857d0f8c r4:857d0c00 [ 1325.243831][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.243880][ T32] r7:ddde2d80 r6:83018200 r5:857d0f8c r4:848c3480 [ 1325.243901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.243972][ T32] r10:61c88647 r9:8433d400 r8:848c34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.244001][ T32] r4:848c3480 [ 1325.244020][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.244091][ T32] r10:00000000 r9:848c3480 r8:8027f5e8 r7:dfa51e60 r6:848c3500 r5:8433d400 [ 1325.244117][ T32] r4:00000001 [ 1325.244137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.244173][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1325.244200][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.244230][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.244257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.244287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.244309][ T32] r4:848cda80 [ 1325.244628][ T32] INFO: task kworker/1:17:3198 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.244685][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.244840][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.244889][ T32] Call trace: [ 1325.244919][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.244972][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.244995][ T32] r4:00000000 [ 1325.245042][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.245157][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.245209][ T32] 5d20: 93d07000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.245347][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.245408][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.245456][ T32] r5:80070013 r4:80239bb0 [ 1325.245539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.278320][ T32] r4:82ac11e4 [ 1325.278392][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.278471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.278497][ T32] r4:e0635dc0 [ 1325.278530][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.278583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.278607][ T32] r4:00000000 [ 1325.278633][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.278686][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.278708][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.278772][ T32] r5:00001000 r4:e01b1000 [ 1325.278797][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.278839][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.278884][ T32] r5:8436438c r4:84364000 [ 1325.278904][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.278954][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.278975][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.279029][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.279055][ T32] r4:84be5080 [ 1325.279075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.279125][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.279148][ T32] r4:00000001 [ 1325.279168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.279206][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.279263][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.279309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.279368][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.279403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.279426][ T32] r4:84be4100 [ 1325.279452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.279483][ T32] INFO: task kworker/1:18:3200 blocked for more than 451 seconds. [ 1325.279543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.279573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.279597][ T32] task:kworker/1:18 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.279664][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.279728][ T32] Call trace: [ 1325.279763][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.279856][ T32] r10:829188dc r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:8433ec00 [ 1325.279895][ T32] r4:8433ec00 [ 1325.279919][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.280095][ T32] r5:8433ec00 r4:829188d8 [ 1325.280120][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.280190][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.280272][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1325.280299][ T32] r4:00000000 [ 1325.280319][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.280359][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.280397][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.280466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838100 [ 1325.280493][ T32] r4:00000000 [ 1325.280513][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.280561][ T32] r9:83018205 r8:8433ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1325.280644][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.280746][ T32] r5:00001000 r4:eb9c9000 [ 1325.280770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.280822][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.280901][ T32] r5:85890f8c r4:85890c00 [ 1325.280948][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.281194][ T32] r7:ddde2d80 r6:83018200 r5:85890f8c r4:848c3580 [ 1325.281308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.281362][ T32] r10:61c88647 r9:8433ec00 r8:848c35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.281412][ T32] r4:848c3580 [ 1325.281521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.281576][ T32] r10:00000000 r9:848c3580 r8:8027f5e8 r7:dfb65e60 r6:848c3600 r5:8433ec00 [ 1325.281600][ T32] r4:00000001 [ 1325.281620][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.281682][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1325.281711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.281766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.281806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.281838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.281860][ T32] r4:84917300 [ 1325.282777][ T32] INFO: task kworker/1:18:3200 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.282859][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.283122][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.283245][ T32] Call trace: [ 1325.283319][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.283415][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.283884][ T32] r4:00000000 [ 1325.284162][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.284259][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.284384][ T32] 5d20: 94481000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.284459][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.284518][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.284825][ T32] r5:80070013 r4:80239bb0 [ 1325.284897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.285156][ T32] r4:82ac11e4 [ 1325.285215][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.285318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.285395][ T32] r4:e0635dc0 [ 1325.285423][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.286271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.309267][ T32] r4:00000000 [ 1325.309310][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.309413][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.309518][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.309599][ T32] r5:00001000 r4:e01b1000 [ 1325.309629][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.309727][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.309780][ T32] r5:8436438c r4:84364000 [ 1325.309813][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.309870][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.309986][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.310048][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.310072][ T32] r4:84be5080 [ 1325.310092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.310143][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.310166][ T32] r4:00000001 [ 1325.310185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.310224][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.310283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.310344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.310400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.310510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.310537][ T32] r4:84be4100 [ 1325.310713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.310784][ T32] INFO: task kworker/1:19:3202 blocked for more than 451 seconds. [ 1325.310824][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.310850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.310872][ T32] task:kworker/1:19 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.310935][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.311006][ T32] Call trace: [ 1325.311045][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.311124][ T32] r10:829188dc r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:8433bc00 [ 1325.311153][ T32] r4:8433bc00 [ 1325.311211][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.311288][ T32] r5:8433bc00 r4:829188d8 [ 1325.311313][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.311355][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.311405][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 [ 1325.311447][ T32] r4:00000000 [ 1325.311467][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.311534][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.311585][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.311796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838780 [ 1325.311832][ T32] r4:00000000 [ 1325.311854][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.312025][ T32] r9:83018205 r8:8433bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1325.312139][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.312243][ T32] r5:00001000 r4:ebc47000 [ 1325.312354][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.312449][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.312539][ T32] r5:8589178c r4:85891400 [ 1325.312583][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.312654][ T32] r7:ddde2d80 r6:83018200 r5:8589178c r4:848c3680 [ 1325.312678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.312806][ T32] r10:61c88647 r9:8433bc00 r8:848c36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.312834][ T32] r4:848c3680 [ 1325.312856][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.312923][ T32] r10:00000000 r9:848c3680 r8:8027f5e8 r7:dfb7de60 r6:848c3700 r5:8433bc00 [ 1325.312950][ T32] r4:00000001 [ 1325.313055][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.313097][ T32] Exception stack(0xdfb85fb0 to 0xdfb85ff8) [ 1325.313386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.313509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.313576][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.313665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.313783][ T32] r4:84917300 [ 1325.314414][ T32] INFO: task kworker/1:19:3202 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.314459][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.314554][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.314605][ T32] Call trace: [ 1325.314645][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.314699][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.314723][ T32] r4:00000000 [ 1325.314743][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.314810][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.314845][ T32] 5d20: 94824000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.314879][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.314931][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.314960][ T32] r5:80070013 r4:80239bb0 [ 1325.314981][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.315086][ T32] r4:82ac11e4 [ 1325.315110][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.315158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.315181][ T32] r4:e0635dc0 [ 1325.315200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.315245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.315370][ T32] r4:00000000 [ 1325.315395][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.315448][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.315521][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.323526][ T32] r5:00001000 r4:e01b1000 [ 1325.323600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.323718][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.323877][ T32] r5:8436438c r4:84364000 [ 1325.324006][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.324114][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.324161][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.324282][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.324367][ T32] r4:84be5080 [ 1325.324451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.324558][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.324638][ T32] r4:00000001 [ 1325.324691][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.324770][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.324894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.324966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.325059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.325164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.325255][ T32] r4:84be4100 [ 1325.325311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.325369][ T32] INFO: task kworker/1:20:3203 blocked for more than 451 seconds. [ 1325.325434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.325485][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.325597][ T32] task:kworker/1:20 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.336119][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.336199][ T32] Call trace: [ 1325.336237][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.336317][ T32] r10:829188dc r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:8433b000 [ 1325.336370][ T32] r4:8433b000 [ 1325.336400][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.336470][ T32] r5:8433b000 r4:829188d8 [ 1325.336495][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.336541][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.336619][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1325.336648][ T32] r4:00000000 [ 1325.336670][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.336724][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.336772][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.336824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cf340 [ 1325.336849][ T32] r4:00000000 [ 1325.336890][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.336955][ T32] r9:83018205 r8:8433b000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1325.336993][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.337044][ T32] r5:00001000 r4:eba41000 [ 1325.337109][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.337166][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.337212][ T32] r5:8589138c r4:85891000 [ 1325.337255][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.337312][ T32] r7:ddde2d80 r6:83018200 r5:8589138c r4:848c3780 [ 1325.337355][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.337409][ T32] r10:61c88647 r9:8433b000 r8:848c37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.337432][ T32] r4:848c3780 [ 1325.337474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.337548][ T32] r10:00000000 r9:848c3780 r8:8027f5e8 r7:dfb7de60 r6:848d1580 r5:8433b000 [ 1325.337575][ T32] r4:00000001 [ 1325.337596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.337719][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.337782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.337853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.337896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.337928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.337992][ T32] r4:84917300 [ 1325.338504][ T32] INFO: task kworker/1:20:3203 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.338540][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.338622][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.338693][ T32] Call trace: [ 1325.338741][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.338799][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.338825][ T32] r4:00000000 [ 1325.338845][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.338886][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.338916][ T32] 5d20: 94951000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.338947][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.338973][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.338997][ T32] r5:80070013 r4:80239bb0 [ 1325.339017][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.339058][ T32] r4:82ac11e4 [ 1325.339078][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.339125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.339147][ T32] r4:e0635dc0 [ 1325.339167][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.339212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.339235][ T32] r4:00000000 [ 1325.339272][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.339327][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.339349][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.339393][ T32] r5:00001000 r4:e01b1000 [ 1325.339415][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.339455][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.339499][ T32] r5:8436438c r4:84364000 [ 1325.339529][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.339582][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.339603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.339660][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.339683][ T32] r4:84be5080 [ 1325.339710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.339762][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.339785][ T32] r4:00000001 [ 1325.339806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.339843][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.339870][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.339900][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.339945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.339981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.340004][ T32] r4:84be4100 [ 1325.340024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.340053][ T32] INFO: task kworker/1:21:3206 blocked for more than 451 seconds. [ 1325.340086][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.340112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.340133][ T32] task:kworker/1:21 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.340180][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.340234][ T32] Call trace: [ 1325.340269][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.340318][ T32] r10:829188dc r9:dfba9d84 r8:00000002 r7:60000113 r6:dfba9d8c r5:841f4800 [ 1325.340341][ T32] r4:841f4800 [ 1325.340371][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.340428][ T32] r5:841f4800 r4:829188d8 [ 1325.340448][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.340501][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.340582][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 [ 1325.340638][ T32] r4:00000000 [ 1325.340682][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.340762][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.340841][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.340933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4900 [ 1325.340981][ T32] r4:00000000 [ 1325.341027][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.341123][ T32] r9:83018205 r8:841f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1325.341168][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.341256][ T32] r5:00001000 r4:eca4f000 [ 1325.341298][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.341382][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.341473][ T32] r5:85893b8c r4:85893800 [ 1325.341697][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.341826][ T32] r7:ddde2d80 r6:83018200 r5:85893b8c r4:848c3800 [ 1325.341880][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.342172][ T32] r10:61c88647 r9:841f4800 r8:848c382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.342238][ T32] r4:848c3800 [ 1325.342619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.342709][ T32] r10:00000000 r9:848c3800 r8:8027f5e8 r7:dfb7de60 r6:848d1600 r5:841f4800 [ 1325.342770][ T32] r4:00000001 [ 1325.342794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.342835][ T32] Exception stack(0xdfba9fb0 to 0xdfba9ff8) [ 1325.342865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.342922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.342967][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.343035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.343071][ T32] r4:848912c0 [ 1325.343405][ T32] INFO: task kworker/1:21:3206 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.343439][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.343550][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.343623][ T32] Call trace: [ 1325.343686][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.343745][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.343771][ T32] r4:00000000 [ 1325.343820][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.343894][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.343928][ T32] 5d20: 94951000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.343959][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.344016][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.344073][ T32] r5:80070013 r4:80239bb0 [ 1325.344127][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.344201][ T32] r4:82ac11e4 [ 1325.344224][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.344305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.344331][ T32] r4:e0635dc0 [ 1325.344384][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.344453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.344507][ T32] r4:00000000 [ 1325.344557][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.344620][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.344677][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.344725][ T32] r5:00001000 r4:e01b1000 [ 1325.344765][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.344809][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.344854][ T32] r5:8436438c r4:84364000 [ 1325.344888][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.344939][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.344960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.345009][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.345032][ T32] r4:84be5080 [ 1325.345085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.345170][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.345207][ T32] r4:00000001 [ 1325.345233][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.345301][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.345333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.345363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.345408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.345470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.364348][ T32] r4:84be4100 [ 1325.364496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.364564][ T32] INFO: task kworker/1:22:3208 blocked for more than 451 seconds. [ 1325.365134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.365307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.365421][ T32] task:kworker/1:22 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.379471][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.379632][ T32] Call trace: [ 1325.379962][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.380039][ T32] r10:829188dc r9:dfbb5d84 r8:00000002 r7:60000113 r6:dfbb5d8c r5:841c1800 [ 1325.380096][ T32] r4:841c1800 [ 1325.380121][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.380166][ T32] r5:841c1800 r4:829188d8 [ 1325.380205][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.380251][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.380301][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb5e08 [ 1325.380338][ T32] r4:00000000 [ 1325.380388][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.380436][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.380481][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.380575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838f00 [ 1325.380619][ T32] r4:00000000 [ 1325.380643][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.380715][ T32] r9:83018205 r8:841c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1325.380741][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.380817][ T32] r5:00001000 r4:eca4d000 [ 1325.380841][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.380905][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.380957][ T32] r5:857d278c r4:857d2400 [ 1325.381014][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.381070][ T32] r7:ddde2d80 r6:83018200 r5:857d278c r4:848c3880 [ 1325.381091][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.381142][ T32] r10:61c88647 r9:841c1800 r8:848c38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.381165][ T32] r4:848c3880 [ 1325.381285][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.381382][ T32] r10:00000000 r9:848c3880 r8:8027f5e8 r7:dfba9e60 r6:848d1680 r5:841c1800 [ 1325.381455][ T32] r4:00000001 [ 1325.381492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.381568][ T32] Exception stack(0xdfbb5fb0 to 0xdfbb5ff8) [ 1325.381601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.381638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.381735][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.381814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.381869][ T32] r4:84891400 [ 1325.382376][ T32] INFO: task kworker/1:22:3208 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.382412][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.382545][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.382598][ T32] Call trace: [ 1325.382637][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.382721][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.382749][ T32] r4:00000000 [ 1325.382769][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.382811][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.382841][ T32] 5d20: 95502000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.382901][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.382933][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.382958][ T32] r5:80070013 r4:80239bb0 [ 1325.382978][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.383050][ T32] r4:82ac11e4 [ 1325.383107][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.383174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.383199][ T32] r4:e0635dc0 [ 1325.383246][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.383323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.383351][ T32] r4:00000000 [ 1325.383398][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.383453][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.383498][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.383546][ T32] r5:00001000 r4:e01b1000 [ 1325.383566][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.383632][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.383713][ T32] r5:8436438c r4:84364000 [ 1325.383737][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.383785][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.383834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.383914][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.383942][ T32] r4:84be5080 [ 1325.383962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.384039][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.384080][ T32] r4:00000001 [ 1325.384128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.384168][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.384226][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.384258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.384288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.384319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.384342][ T32] r4:84be4100 [ 1325.384383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.384447][ T32] INFO: task kworker/1:23:3209 blocked for more than 451 seconds. [ 1325.384520][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.384550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.384588][ T32] task:kworker/1:23 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.384685][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.384764][ T32] Call trace: [ 1325.384832][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.384918][ T32] r10:829188dc r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:841e6c00 [ 1325.384945][ T32] r4:841e6c00 [ 1325.384966][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.385026][ T32] r5:841e6c00 r4:829188d8 [ 1325.385066][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.385142][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.385241][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 [ 1325.385290][ T32] r4:00000000 [ 1325.385584][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.406220][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.406347][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.406416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4640 [ 1325.406475][ T32] r4:00000000 [ 1325.406500][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.406596][ T32] r9:83018205 r8:841e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1325.406685][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.406787][ T32] r5:00001000 r4:ebec3000 [ 1325.406827][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.407004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.407224][ T32] r5:8589338c r4:85893000 [ 1325.407343][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.407479][ T32] r7:ddde2d80 r6:83018200 r5:8589338c r4:848c3900 [ 1325.407616][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.408102][ T32] r10:61c88647 r9:841e6c00 r8:848c392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.408253][ T32] r4:848c3900 [ 1325.408341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.408450][ T32] r10:00000000 r9:848c3900 r8:8027f5e8 r7:dfba9e60 r6:848c3980 r5:841e6c00 [ 1325.408505][ T32] r4:00000001 [ 1325.408544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.408736][ T32] Exception stack(0xdfb91fb0 to 0xdfb91ff8) [ 1325.408803][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.408860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.408921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.409065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.409124][ T32] r4:84891100 [ 1325.409963][ T32] INFO: task kworker/1:23:3209 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.410035][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.410407][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.410672][ T32] Call trace: [ 1325.411037][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.411277][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.411349][ T32] r4:00000000 [ 1325.411390][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.411660][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.411745][ T32] 5d20: 95b9a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.411807][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.411866][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.412340][ T32] r5:80070013 r4:80239bb0 [ 1325.412407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.412494][ T32] r4:82ac11e4 [ 1325.412897][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.412994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.413144][ T32] r4:e0635dc0 [ 1325.413195][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.413281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.413326][ T32] r4:00000000 [ 1325.413371][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.413468][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.413511][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.413669][ T32] r5:00001000 r4:e01b1000 [ 1325.413718][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.413800][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.413893][ T32] r5:8436438c r4:84364000 [ 1325.413935][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.414057][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.414108][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.414205][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.414251][ T32] r4:84be5080 [ 1325.414292][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.414421][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.414480][ T32] r4:00000001 [ 1325.414555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.414642][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.414696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.414951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.415155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.415222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.415273][ T32] r4:84be4100 [ 1325.415314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.415370][ T32] INFO: task kworker/1:24:3212 blocked for more than 451 seconds. [ 1325.415437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.415521][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.448815][ T32] task:kworker/1:24 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.448982][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.449103][ T32] Call trace: [ 1325.449158][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.449222][ T32] r10:829188dc r9:dfbc1d84 r8:00000002 r7:60000113 r6:dfbc1d8c r5:83ad3000 [ 1325.449283][ T32] r4:83ad3000 [ 1325.449319][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.449366][ T32] r5:83ad3000 r4:829188d8 [ 1325.449421][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.449495][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.449556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1325.449580][ T32] r4:00000000 [ 1325.449637][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.449803][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.449881][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.449970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4740 [ 1325.449996][ T32] r4:00000000 [ 1325.450017][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.450068][ T32] r9:83018205 r8:83ad3000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1325.450110][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.450159][ T32] r5:00001000 r4:ec81b000 [ 1325.450179][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.450220][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.450265][ T32] r5:8589378c r4:85893400 [ 1325.450304][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.450390][ T32] r7:ddde2d80 r6:83018200 r5:8589378c r4:848c3a00 [ 1325.450418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.450501][ T32] r10:61c88647 r9:83ad3000 r8:848c3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.450557][ T32] r4:848c3a00 [ 1325.450580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.450636][ T32] r10:00000000 r9:848c3a00 r8:8027f5e8 r7:dfba9e60 r6:848c3a80 r5:83ad3000 [ 1325.450699][ T32] r4:00000001 [ 1325.450739][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.450781][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1325.450821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.450857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.450890][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.450940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.450980][ T32] r4:84891440 [ 1325.451527][ T32] INFO: task kworker/1:24:3212 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.451637][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.451851][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.452061][ T32] Call trace: [ 1325.452130][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.452190][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.452244][ T32] r4:00000000 [ 1325.452297][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.452406][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.452526][ T32] 5d20: 96337000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.452595][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.452634][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.452662][ T32] r5:80070013 r4:80239bb0 [ 1325.452700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.452747][ T32] r4:82ac11e4 [ 1325.452795][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.452866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.452893][ T32] r4:e0635dc0 [ 1325.452912][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.452958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.452980][ T32] r4:00000000 [ 1325.453033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.453103][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.453146][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.453194][ T32] r5:00001000 r4:e01b1000 [ 1325.453214][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.453273][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.453321][ T32] r5:8436438c r4:84364000 [ 1325.453341][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.453409][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.453446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.453514][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.453539][ T32] r4:84be5080 [ 1325.453632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.453735][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.453807][ T32] r4:00000001 [ 1325.453834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.453903][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.453936][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.453967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.453994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.454086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.454117][ T32] r4:84be4100 [ 1325.454140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.454216][ T32] INFO: task kworker/1:25:3214 blocked for more than 451 seconds. [ 1325.454255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.454281][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.454303][ T32] task:kworker/1:25 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.454350][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.454440][ T32] Call trace: [ 1325.454488][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.454541][ T32] r10:829188dc r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:841eb000 [ 1325.454564][ T32] r4:841eb000 [ 1325.454636][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.454684][ T32] r5:841eb000 r4:829188d8 [ 1325.454726][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.454799][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.454885][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 [ 1325.454914][ T32] r4:00000000 [ 1325.454934][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.454975][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.455076][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.455166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4a00 [ 1325.455193][ T32] r4:00000000 [ 1325.455229][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.455296][ T32] r9:83018205 r8:841eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1325.455337][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.455403][ T32] r5:00001000 r4:ecab9000 [ 1325.455550][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.462523][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.462617][ T32] r5:85893f8c r4:85893c00 [ 1325.462646][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.462730][ T32] r7:ddde2d80 r6:83018200 r5:85893f8c r4:848c3b00 [ 1325.462759][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.462814][ T32] r10:61c88647 r9:841eb000 r8:848c3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.462838][ T32] r4:848c3b00 [ 1325.462858][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.462941][ T32] r10:00000000 r9:848c3b00 r8:8027f5e8 r7:dfba9e60 r6:848c3b80 r5:841eb000 [ 1325.462981][ T32] r4:00000001 [ 1325.463034][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.463088][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1325.463123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.463184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.463230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.463278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.463316][ T32] r4:84891680 [ 1325.463823][ T32] INFO: task kworker/1:25:3214 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.463862][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.463970][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.464069][ T32] Call trace: [ 1325.464104][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.464159][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.464183][ T32] r4:00000000 [ 1325.464232][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.464308][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.464342][ T32] 5d20: 96337000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.464374][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.464401][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.464461][ T32] r5:80070013 r4:80239bb0 [ 1325.464515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.464639][ T32] r4:82ac11e4 [ 1325.464719][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.464804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.464832][ T32] r4:e0635dc0 [ 1325.464854][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.464906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.464962][ T32] r4:00000000 [ 1325.464993][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.465048][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.465112][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.465217][ T32] r5:00001000 r4:e01b1000 [ 1325.465272][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.465318][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.465402][ T32] r5:8436438c r4:84364000 [ 1325.465429][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.478580][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.478656][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.478761][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.478823][ T32] r4:84be5080 [ 1325.478876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.478961][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.478988][ T32] r4:00000001 [ 1325.479008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.479080][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.479114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.479144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.479170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.479202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.479225][ T32] r4:84be4100 [ 1325.479246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.479290][ T32] INFO: task kworker/1:26:3217 blocked for more than 451 seconds. [ 1325.479327][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.479388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.479413][ T32] task:kworker/1:26 state:D stack:0 pid:3217 tgid:3217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.479497][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.479608][ T32] Call trace: [ 1325.479714][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.479771][ T32] r10:829188dc r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:841ed400 [ 1325.479795][ T32] r4:841ed400 [ 1325.479815][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.479858][ T32] r5:841ed400 r4:829188d8 [ 1325.479878][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.479918][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.479967][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1325.480023][ T32] r4:00000000 [ 1325.480046][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.480087][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.480127][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.480205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4c40 [ 1325.480260][ T32] r4:00000000 [ 1325.480283][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.480358][ T32] r9:83018205 r8:841ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1325.480396][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.480461][ T32] r5:00001000 r4:ecae1000 [ 1325.480484][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.480538][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.480616][ T32] r5:8589c38c r4:8589c000 [ 1325.480639][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.480688][ T32] r7:ddde2d80 r6:83018200 r5:8589c38c r4:848c3c00 [ 1325.480729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.480794][ T32] r10:61c88647 r9:841ed400 r8:848c3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.480849][ T32] r4:848c3c00 [ 1325.480872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.480921][ T32] r10:00000000 r9:848c3c00 r8:8027f5e8 r7:dfbc9e60 r6:848c3c80 r5:841ed400 [ 1325.480943][ T32] r4:00000001 [ 1325.480962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.481030][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1325.481091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.481123][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.481154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.481186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.481221][ T32] r4:848917c0 [ 1325.481751][ T32] INFO: task kworker/1:26:3217 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.481902][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.482044][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.482094][ T32] Call trace: [ 1325.482168][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.482247][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.482274][ T32] r4:00000000 [ 1325.482294][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.482335][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.482365][ T32] 5d20: 967b0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.482426][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.482456][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.482516][ T32] r5:80070013 r4:80239bb0 [ 1325.482539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.482617][ T32] r4:82ac11e4 [ 1325.482673][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.482764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.482792][ T32] r4:e0635dc0 [ 1325.482811][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.482857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.482909][ T32] r4:00000000 [ 1325.483002][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.483063][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.483109][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.483158][ T32] r5:00001000 r4:e01b1000 [ 1325.483208][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.483264][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.483312][ T32] r5:8436438c r4:84364000 [ 1325.483333][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.483412][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.483452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.483506][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.483530][ T32] r4:84be5080 [ 1325.483550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.483599][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.483667][ T32] r4:00000001 [ 1325.483693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.483765][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.483796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.483826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.483853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.483883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.483917][ T32] r4:84be4100 [ 1325.483940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.483993][ T32] INFO: task kworker/1:27:3218 blocked for more than 451 seconds. [ 1325.484025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.484067][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.484090][ T32] task:kworker/1:27 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.484170][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.484215][ T32] Call trace: [ 1325.484261][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.484325][ T32] r10:829188dc r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:841e9800 [ 1325.484390][ T32] r4:841e9800 [ 1325.484413][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.484488][ T32] r5:841e9800 r4:829188d8 [ 1325.484522][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.484565][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.484640][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1325.484679][ T32] r4:00000000 [ 1325.484702][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.484743][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.484781][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.484825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f4ac0 [ 1325.484849][ T32] r4:00000000 [ 1325.484887][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.484939][ T32] r9:83018205 r8:841e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1325.484960][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.485045][ T32] r5:00001000 r4:ecacf000 [ 1325.485067][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.485108][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.485152][ T32] r5:8450bf8c r4:8450bc00 [ 1325.485171][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.485219][ T32] r7:ddde2d80 r6:83018200 r5:8450bf8c r4:848c3d00 [ 1325.485238][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.499754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 31 printk messages dropped ** [ 1325.501622][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 ** 18 printk messages dropped ** [ 1325.502480][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1325.503084][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1325.503497][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1325.504444][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.504526][ T32] Call trace: [ 1325.504560][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.504647][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.504697][ T32] r4:00000000 [ 1325.504720][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.504759][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.504789][ T32] 5d20: 96abd000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.504829][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.504864][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.504894][ T32] r5:80070013 r4:80239bb0 [ 1325.504916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.504989][ T32] r4:82ac11e4 [ 1325.505027][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.505088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.505168][ T32] r4:e0635dc0 [ 1325.505192][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.505239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.505292][ T32] r4:00000000 [ 1325.505323][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.505432][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.527154][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1325.527301][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1325.527947][ T32] r4:84be4100 ** 12 printk messages dropped ** [ 1325.528475][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1325.529085][ T32] r5:00001000 r4:ed563000 ** 11 printk messages dropped ** [ 1325.529549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1325.530465][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.530907][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1325.531139][ T32] r4:e0635dc0 ** 5 printk messages dropped ** [ 1325.531448][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.531862][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.531900][ T32] r4:84be5080 [ 1325.531931][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.532014][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.532040][ T32] r4:00000001 [ 1325.532060][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.532096][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.532124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.532153][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.532180][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.532242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.532296][ T32] r4:84be4100 [ 1325.532338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.532365][ T32] INFO: task kworker/1:29:3224 blocked for more than 452 seconds. [ 1325.532407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.532436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.532489][ T32] task:kworker/1:29 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.532602][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.532712][ T32] Call trace: [ 1325.532746][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.532812][ T32] r10:829188dc r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:841ebc00 [ 1325.532838][ T32] r4:841ebc00 [ 1325.532874][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.532919][ T32] r5:841ebc00 r4:829188d8 [ 1325.532939][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.532979][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.533027][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 [ 1325.533050][ T32] r4:00000000 [ 1325.533099][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.533143][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.533181][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1325.533349][ T32] r9:83018205 r8:841ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1325.533414][ T32] r5:00001000 r4:ecaed000 ** 2 printk messages dropped ** [ 1325.533578][ T32] r5:8589c78c r4:8589c400 ** 3 printk messages dropped ** [ 1325.533748][ T32] r10:61c88647 r9:841ebc00 r8:848c3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1325.533985][ T32] Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) ** 4 printk messages dropped ** [ 1325.534183][ T32] r4:84791100 ** 3 printk messages dropped ** [ 1325.534677][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.534828][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.534855][ T32] r4:00000000 [ 1325.534876][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.534916][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.534945][ T32] 5d20: 9734e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.534981][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.535038][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.535071][ T32] r5:80070013 r4:80239bb0 [ 1325.535092][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.535152][ T32] r4:82ac11e4 [ 1325.535175][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.535222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.535244][ T32] r4:e0635dc0 [ 1325.535263][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.535309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.535332][ T32] r4:00000000 [ 1325.535351][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.535400][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.535421][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.535498][ T32] r5:00001000 r4:e01b1000 [ 1325.535533][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.535576][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.535627][ T32] r5:8436438c r4:84364000 [ 1325.535647][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.535761][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.558034][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1325.558202][ T32] r4:84be5080 ** 4 printk messages dropped ** [ 1325.558382][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) ** 7 printk messages dropped ** [ 1325.558675][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.559046][ T32] r5:848f8000 r4:829188d8 ** 2 printk messages dropped ** [ 1325.559254][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 ** 9 printk messages dropped ** [ 1325.559710][ T32] r5:00001000 r4:ecb0b000 [ 1325.559746][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.559790][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.559865][ T32] r5:8589cb8c r4:8589c800 [ 1325.559889][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.559937][ T32] r7:ddde2d80 r6:83018200 r5:8589cb8c r4:84834080 [ 1325.559957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.560021][ T32] r10:61c88647 r9:848f8000 r8:848340ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.560047][ T32] r4:84834080 [ 1325.560066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.560129][ T32] r10:00000000 r9:84834080 r8:8027f5e8 r7:dfbfde60 r6:84834100 r5:848f8000 [ 1325.560167][ T32] r4:00000001 [ 1325.560227][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.560267][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) [ 1325.560294][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.560336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.560368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.560399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.560422][ T32] r4:84791200 [ 1325.560873][ T32] INFO: task kworker/1:30:3226 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.560939][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.561044][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.561111][ T32] Call trace: [ 1325.561172][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.561262][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 5 printk messages dropped ** [ 1325.561486][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1325.561718][ T32] r4:e0635dc0 ** 13 printk messages dropped ** [ 1325.562812][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1325.562910][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.562933][ T32] r4:00000001 [ 1325.562953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.563019][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.563050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.563109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.563169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.563202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.563225][ T32] r4:84be4100 [ 1325.563258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.563287][ T32] INFO: task kworker/1:31:3229 blocked for more than 452 seconds. [ 1325.563334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.563387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.563422][ T32] task:kworker/1:31 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.563472][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.563547][ T32] Call trace: [ 1325.563578][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.563635][ T32] r10:829188dc r9:dfc19d84 r8:00000002 r7:60000113 r6:dfc19d8c r5:848f8c00 [ 1325.563690][ T32] r4:848f8c00 [ 1325.563713][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1325.563955][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.564333][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.564378][ T32] r5:00001000 r4:ecb13000 ** 1 printk messages dropped ** [ 1325.564463][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.564507][ T32] r5:8589cf8c r4:8589cc00 [ 1325.564551][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.564602][ T32] r7:ddde2d80 r6:83018200 r5:8589cf8c r4:84834200 [ 1325.564647][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.564699][ T32] r10:61c88647 r9:848f8c00 r8:8483422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.564752][ T32] r4:84834200 [ 1325.564803][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.564857][ T32] r10:00000000 r9:84834200 r8:8027f5e8 r7:dfbfde60 r6:84834280 r5:848f8c00 [ 1325.564910][ T32] r4:00000001 [ 1325.564933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.564969][ T32] Exception stack(0xdfc19fb0 to 0xdfc19ff8) [ 1325.565019][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.565070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.565133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.565179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1325.583584][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.583925][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 11 printk messages dropped ** [ 1325.584487][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1325.585009][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1325.592689][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1325.593002][ T32] r4:848f9800 ** 9 printk messages dropped ** [ 1325.593452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d040 ** 6 printk messages dropped ** [ 1325.593871][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.594327][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) ** 7 printk messages dropped ** [ 1325.595216][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.595278][ T32] Call trace: [ 1325.595314][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.595370][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.595394][ T32] r4:00000000 [ 1325.595413][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.595455][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.595565][ T32] 5d20: 97f4a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.608358][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.608400][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.608460][ T32] r5:80070013 r4:80239bb0 [ 1325.608487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.608546][ T32] r4:82ac11e4 [ 1325.608596][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1325.609191][ T32] r5:00001000 r4:e01b1000 ** 9 printk messages dropped ** [ 1325.610213][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 14 printk messages dropped ** [ 1325.610790][ T32] Call trace: ** 7 printk messages dropped ** [ 1325.611180][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 ** 9 printk messages dropped ** [ 1325.611581][ T32] r5:00001000 r4:ecb61000 ** 6 printk messages dropped ** [ 1325.611866][ T32] r10:61c88647 r9:848fa400 r8:8483442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1325.613522][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1325.639669][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1325.640176][ T32] r4:84be4100 ** 8 printk messages dropped ** [ 1325.640594][ T32] r10:829188dc r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:848fb000 ** 2 printk messages dropped ** [ 1325.640727][ T32] r5:848fb000 r4:829188d8 [ 1325.640748][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.640789][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.640838][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1325.640861][ T32] r4:00000000 [ 1325.640881][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.640920][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.640960][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.641004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d1c0 [ 1325.641027][ T32] r4:00000000 [ 1325.641081][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.641136][ T32] r9:83018205 r8:848fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1325.641158][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.641202][ T32] r5:00001000 r4:ecb55000 [ 1325.641221][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.641261][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.641306][ T32] r5:8589db8c r4:8589d800 [ 1325.641325][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.641372][ T32] r7:ddde2d80 r6:83018200 r5:8589db8c r4:84834500 [ 1325.641393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.641442][ T32] r10:61c88647 r9:848fb000 r8:8483452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.641465][ T32] r4:84834500 [ 1325.641484][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.641547][ T32] r10:00000000 r9:84834500 r8:8027f5e8 r7:dfc25e60 r6:84834580 r5:848fb000 [ 1325.641572][ T32] r4:00000001 [ 1325.641592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.641635][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1325.641681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.641713][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.641755][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.641860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.641922][ T32] r4:84791780 [ 1325.642869][ T32] INFO: task kworker/1:34:3234 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.642955][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.643141][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.643193][ T32] Call trace: [ 1325.643256][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.643315][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.643340][ T32] r4:00000000 [ 1325.643360][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.643400][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.643431][ T32] 5d20: 98f47000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.643462][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.643487][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.643512][ T32] r5:80070013 r4:80239bb0 [ 1325.643531][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.643573][ T32] r4:82ac11e4 [ 1325.643592][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.643644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.643667][ T32] r4:e0635dc0 [ 1325.643687][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.643762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.643789][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.644143][ T32] r5:8436438c r4:84364000 ** 4 printk messages dropped ** [ 1325.644357][ T32] r4:84be5080 ** 6 printk messages dropped ** [ 1325.644604][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.644895][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1325.645402][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.656364][ T32] r5:00001000 r4:ecb7f000 ** 4 printk messages dropped ** [ 1325.656579][ T32] r7:ddde2d80 r6:83018200 r5:8589e78c r4:84834600 ** 9 printk messages dropped ** [ 1325.657030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.657057][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.657087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.657110][ T32] r4:847919c0 [ 1325.657616][ T32] INFO: task kworker/1:35:3236 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.657713][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.657846][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.658212][ T32] Call trace: [ 1325.658412][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.658529][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.658580][ T32] r4:00000000 [ 1325.658663][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.658757][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.658825][ T32] 5d20: 98f47000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.658890][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.658953][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.658985][ T32] r5:80070013 r4:80239bb0 [ 1325.659007][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.659051][ T32] r4:82ac11e4 [ 1325.659104][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.659169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.659195][ T32] r4:e0635dc0 [ 1325.659215][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.659261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.659314][ T32] r4:00000000 [ 1325.659337][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.659418][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.659459][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.659538][ T32] r5:00001000 r4:e01b1000 [ 1325.659561][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.659611][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.659657][ T32] r5:8436438c r4:84364000 [ 1325.659707][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.659760][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.659783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.659834][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.659856][ T32] r4:84be5080 [ 1325.659908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.659960][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.660016][ T32] r4:00000001 [ 1325.660038][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.660078][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.660139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.660173][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.660201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.660231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.660253][ T32] r4:84be4100 [ 1325.660274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.660301][ T32] INFO: task kworker/1:36:3238 blocked for more than 452 seconds. [ 1325.660333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.660389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.660413][ T32] task:kworker/1:36 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.660506][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.660582][ T32] Call trace: [ 1325.660655][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.660707][ T32] r10:829188dc r9:dfc41d84 r8:00000002 r7:60000013 r6:dfc41d8c r5:848fc800 [ 1325.660731][ T32] r4:848fc800 [ 1325.660751][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.660795][ T32] r5:848fc800 r4:829188d8 [ 1325.660814][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.660855][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.660927][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc41e08 [ 1325.660965][ T32] r4:00000000 [ 1325.661006][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.661051][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.661092][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.661137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d6c0 [ 1325.661160][ T32] r4:00000000 [ 1325.661179][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.661259][ T32] r9:83018205 r8:848fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1325.661284][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.661329][ T32] r5:00001000 r4:ecc53000 [ 1325.661380][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.661458][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.661506][ T32] r5:8589ef8c r4:8589ec00 [ 1325.661539][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.661591][ T32] r7:ddde2d80 r6:83018200 r5:8589ef8c r4:84834700 [ 1325.661618][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.661682][ T32] r10:61c88647 r9:848fc800 r8:8483472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.661705][ T32] r4:84834700 [ 1325.661724][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.661774][ T32] r10:00000000 r9:84834700 r8:8027f5e8 r7:dfc39e60 r6:84834780 r5:848fc800 [ 1325.661797][ T32] r4:00000001 [ 1325.661859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.661898][ T32] Exception stack(0xdfc41fb0 to 0xdfc41ff8) [ 1325.661926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.661987][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.662108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.662190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.662242][ T32] r4:84791780 [ 1325.662784][ T32] INFO: task kworker/1:36:3238 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.662864][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.662997][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.663044][ T32] Call trace: [ 1325.663103][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.663160][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.663184][ T32] r4:00000000 [ 1325.663203][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.663243][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.663272][ T32] 5d20: 98f47000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.663336][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.663397][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.663425][ T32] r5:80070013 r4:80239bb0 [ 1325.663478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.663524][ T32] r4:82ac11e4 [ 1325.663558][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.663633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.663662][ T32] r4:e0635dc0 [ 1325.663682][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.663729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.663811][ T32] r4:00000000 [ 1325.663835][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.663887][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.663908][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.663984][ T32] r5:00001000 r4:e01b1000 [ 1325.664006][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.664048][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.664375][ T32] r5:8436438c r4:84364000 [ 1325.664438][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.664545][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.664595][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.664710][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.664761][ T32] r4:84be5080 [ 1325.664866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.664978][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.665029][ T32] r4:00000001 [ 1325.665406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.665466][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.665574][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.694878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.694974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.695016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.695041][ T32] r4:84be4100 [ 1325.695080][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.695160][ T32] INFO: task kworker/1:37:3240 blocked for more than 452 seconds. [ 1325.695212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.695240][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.695280][ T32] task:kworker/1:37 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.695373][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.695467][ T32] Call trace: [ 1325.695503][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.695987][ T32] r10:829188dc r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:83ac6000 [ 1325.696034][ T32] r4:83ac6000 [ 1325.696057][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.696111][ T32] r5:83ac6000 r4:829188d8 [ 1325.696131][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.696172][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.696221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1325.696244][ T32] r4:00000000 [ 1325.696282][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.696326][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.696395][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.696444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d540 [ 1325.696467][ T32] r4:00000000 [ 1325.696501][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.696588][ T32] r9:83018205 r8:83ac6000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1325.696644][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.696695][ T32] r5:00001000 r4:ecc45000 [ 1325.696747][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.696791][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.696837][ T32] r5:8589eb8c r4:8589e800 [ 1325.696857][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.696907][ T32] r7:ddde2d80 r6:83018200 r5:8589eb8c r4:84834800 [ 1325.696954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.697016][ T32] r10:61c88647 r9:83ac6000 r8:8483482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.697619][ T32] r4:84834800 [ 1325.697700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.698110][ T32] r10:00000000 r9:84834800 r8:8027f5e8 r7:dfc41e60 r6:848d1780 r5:83ac6000 [ 1325.698188][ T32] r4:00000001 [ 1325.698215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.698258][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.698289][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.698318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.698373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.698435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.698489][ T32] r4:84791f40 [ 1325.698971][ T32] INFO: task kworker/1:37:3240 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.699009][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.699075][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.699159][ T32] Call trace: [ 1325.699195][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.699248][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.699306][ T32] r4:00000000 [ 1325.699333][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.699408][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.699455][ T32] 5d20: 9932d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.699505][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.699546][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.699574][ T32] r5:80070013 r4:80239bb0 [ 1325.699628][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.699675][ T32] r4:82ac11e4 [ 1325.699714][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.699775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.699813][ T32] r4:e0635dc0 [ 1325.699835][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.699882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.699921][ T32] r4:00000000 [ 1325.699943][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.699993][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.700014][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.700058][ T32] r5:00001000 r4:e01b1000 [ 1325.700077][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.700131][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.700179][ T32] r5:8436438c r4:84364000 [ 1325.700227][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.700313][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.700338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.700389][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.700410][ T32] r4:84be5080 [ 1325.700470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.700553][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.700579][ T32] r4:00000001 [ 1325.700632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.700673][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.700701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.700763][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.700795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.700855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.700880][ T32] r4:84be4100 [ 1325.700901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.700944][ T32] INFO: task kworker/1:38:3241 blocked for more than 452 seconds. [ 1325.700994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.701022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.701073][ T32] task:kworker/1:38 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.701123][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.701213][ T32] Call trace: [ 1325.701245][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.701294][ T32] r10:829188dc r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:83ac6c00 [ 1325.701318][ T32] r4:83ac6c00 [ 1325.701372][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.701418][ T32] r5:83ac6c00 r4:829188d8 [ 1325.701452][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.701512][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.701577][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.701637][ T32] r4:00000000 [ 1325.701724][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.701790][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.701858][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.701906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d940 [ 1325.701962][ T32] r4:00000000 [ 1325.701986][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.702080][ T32] r9:83018205 r8:83ac6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1325.702303][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.702409][ T32] r5:00001000 r4:ecc6d000 [ 1325.702710][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.702769][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.702865][ T32] r5:8589fb8c r4:8589f800 [ 1325.702888][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.702937][ T32] r7:ddde2d80 r6:83018200 r5:8589fb8c r4:84834880 [ 1325.702957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.703005][ T32] r10:61c88647 r9:83ac6c00 r8:848348ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.703062][ T32] r4:84834880 [ 1325.703111][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.703164][ T32] r10:00000000 r9:84834880 r8:8027f5e8 r7:dfc41e60 r6:848d1800 r5:83ac6c00 [ 1325.703219][ T32] r4:00000001 [ 1325.703253][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.703319][ T32] Exception stack(0xdfc65fb0 to 0xdfc65ff8) [ 1325.703376][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.703408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.703436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.703495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.703549][ T32] r4:84791f00 [ 1325.703911][ T32] INFO: task kworker/1:38:3241 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.703966][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.704060][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.704154][ T32] Call trace: [ 1325.704187][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.704255][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.704282][ T32] r4:00000000 [ 1325.704315][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.704357][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.704387][ T32] 5d20: 9932d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.704417][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.704472][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.704513][ T32] r5:80070013 r4:80239bb0 [ 1325.704566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.704633][ T32] r4:82ac11e4 [ 1325.704659][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.704707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.704729][ T32] r4:e0635dc0 [ 1325.704776][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.704824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.704846][ T32] r4:00000000 [ 1325.704879][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.704930][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.704981][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.705031][ T32] r5:00001000 r4:e01b1000 [ 1325.705083][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.705127][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.705199][ T32] r5:8436438c r4:84364000 [ 1325.705255][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.705307][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.705327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.705376][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.705398][ T32] r4:84be5080 [ 1325.705417][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.705487][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.705667][ T32] r4:00000001 [ 1325.729323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.729401][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.729433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.729498][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.729530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.729563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.729587][ T32] r4:84be4100 [ 1325.729615][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.729694][ T32] INFO: task kworker/1:39:3245 blocked for more than 452 seconds. [ 1325.729761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.729817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.729864][ T32] task:kworker/1:39 state:D stack:0 pid:3245 tgid:3245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.730003][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.730177][ T32] Call trace: [ 1325.730253][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.730362][ T32] r10:829188dc r9:dfc81d84 r8:00000002 r7:60000113 r6:dfc81d8c r5:83ac0c00 [ 1325.730448][ T32] r4:83ac0c00 [ 1325.730503][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.730595][ T32] r5:83ac0c00 r4:829188d8 [ 1325.730650][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.730735][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.730889][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [ 1325.730956][ T32] r4:00000000 [ 1325.731096][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.731152][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.731195][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.731240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d740 [ 1325.731289][ T32] r4:00000000 [ 1325.731313][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.731395][ T32] r9:83018205 r8:83ac0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1325.731457][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.731510][ T32] r5:00001000 r4:ecc59000 [ 1325.731532][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.731574][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.731625][ T32] r5:8589f38c r4:8589f000 [ 1325.731646][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.731694][ T32] r7:ddde2d80 r6:83018200 r5:8589f38c r4:84834900 [ 1325.731715][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.731765][ T32] r10:61c88647 r9:83ac0c00 r8:8483492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.731787][ T32] r4:84834900 [ 1325.731843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.731915][ T32] r10:00000000 r9:84834900 r8:8027f5e8 r7:dfc65e60 r6:848d1880 r5:83ac0c00 [ 1325.731939][ T32] r4:00000001 [ 1325.731959][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.732010][ T32] Exception stack(0xdfc81fb0 to 0xdfc81ff8) [ 1325.732073][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.732142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.732201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.732266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.732358][ T32] r4:8497b100 [ 1325.732965][ T32] INFO: task kworker/1:39:3245 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.733014][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.733097][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.733173][ T32] Call trace: [ 1325.733250][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.733341][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.733379][ T32] r4:00000000 [ 1325.733404][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.733475][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.733510][ T32] 5d20: 99d86000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.733541][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.733568][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.733632][ T32] r5:80070013 r4:80239bb0 [ 1325.733705][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.733752][ T32] r4:82ac11e4 [ 1325.733807][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.733856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.733909][ T32] r4:e0635dc0 [ 1325.733930][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.734008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.734063][ T32] r4:00000000 [ 1325.734115][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.734196][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.734222][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.734300][ T32] r5:00001000 r4:e01b1000 [ 1325.734337][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.734381][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.734425][ T32] r5:8436438c r4:84364000 [ 1325.734445][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.734505][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.734545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.734617][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.734657][ T32] r4:84be5080 [ 1325.734694][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.734746][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.734769][ T32] r4:00000001 [ 1325.734807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.734862][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.734920][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.734964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.734994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.735024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.735046][ T32] r4:84be4100 [ 1325.735067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.735112][ T32] INFO: task kworker/1:40:3247 blocked for more than 452 seconds. [ 1325.735177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.735214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.735262][ T32] task:kworker/1:40 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.735376][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.735437][ T32] Call trace: [ 1325.755096][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.755195][ T32] r10:829188dc r9:dfc85d84 r8:00000002 r7:60000113 r6:dfc85d8c r5:83ac3c00 [ 1325.755225][ T32] r4:83ac3c00 [ 1325.755247][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.755292][ T32] r5:83ac3c00 r4:829188d8 [ 1325.755313][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.755383][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.755438][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc85e08 [ 1325.755461][ T32] r4:00000000 [ 1325.755481][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.755520][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.755561][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.755611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582d8c0 [ 1325.755760][ T32] r4:00000000 [ 1325.756219][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.756306][ T32] r9:83018205 r8:83ac3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1325.756334][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.756383][ T32] r5:00001000 r4:ecc67000 [ 1325.756403][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.756443][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.756487][ T32] r5:8589f78c r4:8589f400 [ 1325.756507][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.756557][ T32] r7:ddde2d80 r6:83018200 r5:8589f78c r4:84834980 [ 1325.756629][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.756685][ T32] r10:61c88647 r9:83ac3c00 r8:848349ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.756708][ T32] r4:84834980 [ 1325.756727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.756776][ T32] r10:00000000 r9:84834980 r8:8027f5e8 r7:dfc65e60 r6:848d1900 r5:83ac3c00 [ 1325.756823][ T32] r4:00000001 [ 1325.756880][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.756922][ T32] Exception stack(0xdfc85fb0 to 0xdfc85ff8) [ 1325.756953][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.756982][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.757009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.757040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.757062][ T32] r4:8497b100 [ 1325.757547][ T32] INFO: task kworker/1:40:3247 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.757582][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.757720][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.757800][ T32] Call trace: [ 1325.757837][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.757896][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.757954][ T32] r4:00000000 [ 1325.757990][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.758032][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.758063][ T32] 5d20: 9a116000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.758093][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.758119][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.758162][ T32] r5:80070013 r4:80239bb0 [ 1325.758212][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.758271][ T32] r4:82ac11e4 [ 1325.758321][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.758384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.758409][ T32] r4:e0635dc0 [ 1325.758456][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.758506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.758548][ T32] r4:00000000 [ 1325.758570][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.758665][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.758690][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.758768][ T32] r5:00001000 r4:e01b1000 [ 1325.758791][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.758833][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.758883][ T32] r5:8436438c r4:84364000 [ 1325.758931][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.758984][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.759005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.759101][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.759127][ T32] r4:84be5080 [ 1325.759166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.759219][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.759259][ T32] r4:00000001 [ 1325.759308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.759377][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.759409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.759461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.759518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.759582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.759648][ T32] r4:84be4100 [ 1325.759685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.759717][ T32] INFO: task kworker/1:41:3248 blocked for more than 452 seconds. [ 1325.759768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.759797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.759843][ T32] task:kworker/1:41 state:D stack:0 pid:3248 tgid:3248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.759908][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.759951][ T32] Call trace: [ 1325.760017][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.760067][ T32] r10:829188dc r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:841c6000 [ 1325.760090][ T32] r4:841c6000 [ 1325.760137][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.760183][ T32] r5:841c6000 r4:829188d8 [ 1325.760203][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.760244][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.760293][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 [ 1325.760338][ T32] r4:00000000 [ 1325.760388][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.760431][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.760468][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.760513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3380 [ 1325.760536][ T32] r4:00000000 [ 1325.760555][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.760602][ T32] r9:83018205 r8:841c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1325.760664][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.760711][ T32] r5:00001000 r4:eccdf000 [ 1325.760732][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.760772][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.760816][ T32] r5:8592e78c r4:8592e400 [ 1325.760835][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.760885][ T32] r7:ddde2d80 r6:83018200 r5:8592e78c r4:84834a00 [ 1325.760939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.760993][ T32] r10:61c88647 r9:841c6000 r8:84834a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.761016][ T32] r4:84834a00 [ 1325.761035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.761082][ T32] r10:00000000 r9:84834a00 r8:8027f5e8 r7:dfc65e60 r6:848d1980 r5:841c6000 [ 1325.761104][ T32] r4:00000001 [ 1325.761123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.761159][ T32] Exception stack(0xdfc89fb0 to 0xdfc89ff8) [ 1325.761186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.761244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.761287][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.761318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.761342][ T32] r4:8497b1c0 [ 1325.761703][ T32] INFO: task kworker/1:41:3248 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.761785][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.761864][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.761941][ T32] Call trace: [ 1325.761972][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.762047][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.762269][ T32] r4:00000000 [ 1325.762336][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.762422][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.762487][ T32] 5d20: 9a116000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.762551][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.762615][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.762665][ T32] r5:80070013 r4:80239bb0 [ 1325.762727][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.762818][ T32] r4:82ac11e4 [ 1325.762862][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.762954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.763001][ T32] r4:e0635dc0 [ 1325.763066][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.763161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.763230][ T32] r4:00000000 [ 1325.763422][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.763536][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.763585][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.763688][ T32] r5:00001000 r4:e01b1000 [ 1325.763729][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.763810][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.763899][ T32] r5:8436438c r4:84364000 [ 1325.763941][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.764031][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.764074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.764169][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.764216][ T32] r4:84be5080 [ 1325.764292][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.764398][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.764469][ T32] r4:00000001 [ 1325.764677][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.764888][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.764957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.765017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.765095][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.765166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.765238][ T32] r4:84be4100 [ 1325.765355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.765441][ T32] INFO: task kworker/1:42:3249 blocked for more than 452 seconds. [ 1325.765575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.796531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.796577][ T32] task:kworker/1:42 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.796674][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.796741][ T32] Call trace: [ 1325.796775][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.796834][ T32] r10:829188dc r9:dfc71d84 r8:00000002 r7:60000113 r6:dfc71d8c r5:848fd400 [ 1325.796863][ T32] r4:848fd400 [ 1325.796884][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.796928][ T32] r5:848fd400 r4:829188d8 [ 1325.796948][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.796989][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.797038][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 [ 1325.797102][ T32] r4:00000000 [ 1325.797128][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.797169][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.797209][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.797270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582da40 [ 1325.797326][ T32] r4:00000000 [ 1325.797378][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.797433][ T32] r9:83018205 r8:848fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1325.797456][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.797500][ T32] r5:00001000 r4:ecc7b000 [ 1325.797543][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.797592][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.797682][ T32] r5:8589ff8c r4:8589fc00 [ 1325.797713][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.797798][ T32] r7:ddde2d80 r6:83018200 r5:8589ff8c r4:84834a80 [ 1325.797844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.797949][ T32] r10:61c88647 r9:848fd400 r8:84834aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.798002][ T32] r4:84834a80 [ 1325.798079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.798208][ T32] r10:00000000 r9:84834a80 r8:8027f5e8 r7:dfc89e60 r6:84834b00 r5:848fd400 [ 1325.798266][ T32] r4:00000001 [ 1325.798314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.798418][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) [ 1325.798487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.798550][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.798617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.798689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.798740][ T32] r4:8497b140 [ 1325.799348][ T32] INFO: task kworker/1:42:3249 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.799391][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.799506][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.799554][ T32] Call trace: [ 1325.799585][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.799643][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.799667][ T32] r4:00000000 [ 1325.799687][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.799731][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.799794][ T32] 5d20: 9accb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.799829][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.799856][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.799884][ T32] r5:80070013 r4:80239bb0 [ 1325.799933][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.799980][ T32] r4:82ac11e4 [ 1325.800000][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.800046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.800069][ T32] r4:e0635dc0 [ 1325.800088][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.800134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.800156][ T32] r4:00000000 [ 1325.800206][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.800285][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.800310][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.800385][ T32] r5:00001000 r4:e01b1000 [ 1325.800408][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.800452][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.800496][ T32] r5:8436438c r4:84364000 [ 1325.800515][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.800564][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.800584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.800640][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.800694][ T32] r4:84be5080 [ 1325.800717][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.800767][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.800789][ T32] r4:00000001 [ 1325.800808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.800844][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.800874][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.800903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.800930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.800961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.801001][ T32] r4:84be4100 [ 1325.801024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.801064][ T32] INFO: task kworker/1:43:3252 blocked for more than 452 seconds. [ 1325.801112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.801141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.801162][ T32] task:kworker/1:43 state:D stack:0 pid:3252 tgid:3252 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.801222][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.801297][ T32] Call trace: [ 1325.801358][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.801412][ T32] r10:829188dc r9:dfc4dd84 r8:00000002 r7:60000013 r6:dfc4dd8c r5:848fec00 [ 1325.801435][ T32] r4:848fec00 [ 1325.801457][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.801514][ T32] r5:848fec00 r4:829188d8 [ 1325.801568][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.801616][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.801713][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc4de08 [ 1325.801793][ T32] r4:00000000 [ 1325.801818][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.801860][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.801913][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.801987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582db40 [ 1325.802023][ T32] r4:00000000 [ 1325.802072][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.802173][ T32] r9:83018205 r8:848fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1325.802254][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.802354][ T32] r5:00001000 r4:ecc81000 [ 1325.802477][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.802597][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.802704][ T32] r5:8592c38c r4:8592c000 [ 1325.802786][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.802888][ T32] r7:ddde2d80 r6:83018200 r5:8592c38c r4:84834b80 [ 1325.803078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.803274][ T32] r10:61c88647 r9:848fec00 r8:84834bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.803334][ T32] r4:84834b80 [ 1325.803380][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.803571][ T32] r10:00000000 r9:84834b80 r8:8027f5e8 r7:dfc89e60 r6:84834c00 r5:848fec00 [ 1325.803604][ T32] r4:00000001 [ 1325.803629][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.803667][ T32] Exception stack(0xdfc4dfb0 to 0xdfc4dff8) [ 1325.803694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.803723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.803751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.803812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.803839][ T32] r4:8497b340 [ 1325.804186][ T32] INFO: task kworker/1:43:3252 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.804222][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.804297][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.804373][ T32] Call trace: [ 1325.804436][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.804491][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.804515][ T32] r4:00000000 [ 1325.804534][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.804603][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.804646][ T32] 5d20: 9accb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.804677][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.804704][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.804729][ T32] r5:80070013 r4:80239bb0 [ 1325.804783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.804828][ T32] r4:82ac11e4 [ 1325.804848][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.804930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.804956][ T32] r4:e0635dc0 [ 1325.804987][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.805066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.805095][ T32] r4:00000000 [ 1325.805117][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.805198][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.805224][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.805283][ T32] r5:00001000 r4:e01b1000 [ 1325.805307][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.805348][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.805423][ T32] r5:8436438c r4:84364000 [ 1325.805446][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.805572][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.828656][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.828778][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.828810][ T32] r4:84be5080 [ 1325.828872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.828960][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.828990][ T32] r4:00000001 [ 1325.829012][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.829052][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.829082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.829112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.829166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.829206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.829242][ T32] r4:84be4100 [ 1325.829268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.829297][ T32] INFO: task kworker/1:44:3253 blocked for more than 452 seconds. [ 1325.829329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.829382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.829408][ T32] task:kworker/1:44 state:D stack:0 pid:3253 tgid:3253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.829465][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.829513][ T32] Call trace: [ 1325.829544][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.829596][ T32] r10:829188dc r9:dfc55d84 r8:00000002 r7:60000113 r6:dfc55d8c r5:848fe000 [ 1325.829635][ T32] r4:848fe000 [ 1325.829692][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.829740][ T32] r5:848fe000 r4:829188d8 [ 1325.829760][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.829801][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.829850][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc55e08 [ 1325.829876][ T32] r4:00000000 [ 1325.829936][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.829981][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.830022][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.830068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582dc80 [ 1325.830090][ T32] r4:00000000 [ 1325.830109][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.830194][ T32] r9:83018205 r8:848fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1325.830224][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.830271][ T32] r5:00001000 r4:ecc8f000 [ 1325.830291][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.830331][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.830405][ T32] r5:8592c78c r4:8592c400 [ 1325.830429][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.830507][ T32] r7:ddde2d80 r6:83018200 r5:8592c78c r4:84834c80 [ 1325.830531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.830582][ T32] r10:61c88647 r9:848fe000 r8:84834cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.830620][ T32] r4:84834c80 [ 1325.830667][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.830767][ T32] r10:00000000 r9:84834c80 r8:8027f5e8 r7:dfc89e60 r6:84834d00 r5:848fe000 [ 1325.830817][ T32] r4:00000001 [ 1325.830861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.830942][ T32] Exception stack(0xdfc55fb0 to 0xdfc55ff8) [ 1325.831001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.831064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.831124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.831214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.831275][ T32] r4:8497b340 [ 1325.832167][ T32] INFO: task kworker/1:44:3253 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.832552][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.832673][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.832748][ T32] Call trace: [ 1325.832814][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.832881][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.832908][ T32] r4:00000000 [ 1325.832953][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.833011][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.833046][ T32] 5d20: 9b385000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.833077][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.833107][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.833166][ T32] r5:80070013 r4:80239bb0 [ 1325.833193][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.833236][ T32] r4:82ac11e4 [ 1325.833285][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.833334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.833357][ T32] r4:e0635dc0 [ 1325.833375][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.833420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.833476][ T32] r4:00000000 [ 1325.833498][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.833562][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.833586][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.833639][ T32] r5:00001000 r4:e01b1000 [ 1325.833676][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.833718][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.833794][ T32] r5:8436438c r4:84364000 [ 1325.833847][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.833938][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.833993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.834046][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.834100][ T32] r4:84be5080 [ 1325.834122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.834202][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.834228][ T32] r4:00000001 [ 1325.834248][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.834285][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.834311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.834340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.834399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.834433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.834458][ T32] r4:84be4100 [ 1325.834478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.834503][ T32] INFO: task kworker/1:45:3257 blocked for more than 452 seconds. [ 1325.834531][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.834554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.834574][ T32] task:kworker/1:45 state:D stack:0 pid:3257 tgid:3257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.834656][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.834743][ T32] Call trace: [ 1325.834789][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.834838][ T32] r10:829188dc r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:84a28000 [ 1325.834861][ T32] r4:84a28000 [ 1325.834916][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.834962][ T32] r5:84a28000 r4:829188d8 [ 1325.835004][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.835049][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.835119][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc9de08 [ 1325.835159][ T32] r4:00000000 [ 1325.835181][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.835220][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.835288][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.835336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8582dd80 [ 1325.835390][ T32] r4:00000000 [ 1325.835412][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.835462][ T32] r9:83018205 r8:84a28000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1325.835536][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.859625][ T32] r5:00001000 r4:ecc95000 [ 1325.859726][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.859854][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.860538][ T32] r5:8592cb8c r4:8592c800 [ 1325.860600][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.860715][ T32] r7:ddde2d80 r6:83018200 r5:8592cb8c r4:84834d80 [ 1325.860760][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.860845][ T32] r10:61c88647 r9:84a28000 r8:84834dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.860888][ T32] r4:84834d80 [ 1325.860923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.860991][ T32] r10:00000000 r9:84834d80 r8:8027f5e8 r7:dfc89e60 r6:84834e00 r5:84a28000 [ 1325.861021][ T32] r4:00000001 [ 1325.861072][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.861115][ T32] Exception stack(0xdfc9dfb0 to 0xdfc9dff8) [ 1325.861147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.861213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.861245][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.861309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.861336][ T32] r4:8497b800 [ 1325.861852][ T32] INFO: task kworker/1:45:3257 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.861891][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.862001][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.862051][ T32] Call trace: [ 1325.862140][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.862217][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.862274][ T32] r4:00000000 [ 1325.862297][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.862351][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.862384][ T32] 5d20: 9bb5b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.862415][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.862441][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.862465][ T32] r5:80070013 r4:80239bb0 [ 1325.862520][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.862568][ T32] r4:82ac11e4 [ 1325.862650][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.862702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.862759][ T32] r4:e0635dc0 [ 1325.862818][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.862866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.862888][ T32] r4:00000000 [ 1325.862965][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.863076][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.863115][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.863165][ T32] r5:00001000 r4:e01b1000 [ 1325.863198][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.863242][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.863320][ T32] r5:8436438c r4:84364000 [ 1325.863355][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.863406][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.863427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.863476][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.863529][ T32] r4:84be5080 [ 1325.863565][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.863653][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.863679][ T32] r4:00000001 [ 1325.863718][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.863793][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.863824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.863855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.863882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.863926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.863970][ T32] r4:84be4100 [ 1325.864025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.864074][ T32] INFO: task kworker/1:46:3258 blocked for more than 452 seconds. [ 1325.864182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.864297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.864351][ T32] task:kworker/1:46 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.864521][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.864884][ T32] Call trace: [ 1325.864968][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.865400][ T32] r10:829188dc r9:dfcb1d84 r8:00000002 r7:60000113 r6:dfcb1d8c r5:84a28c00 [ 1325.865472][ T32] r4:84a28c00 [ 1325.865556][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.876857][ T32] r5:84a28c00 r4:829188d8 [ 1325.876910][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.876974][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.877025][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb1e08 [ 1325.877048][ T32] r4:00000000 [ 1325.877068][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.877107][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.877148][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.877193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3480 [ 1325.877215][ T32] r4:00000000 [ 1325.877235][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.877286][ T32] r9:83018205 r8:84a28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1325.877307][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.877367][ T32] r5:00001000 r4:ecce5000 [ 1325.877392][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.877433][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.877493][ T32] r5:8592eb8c r4:8592e800 [ 1325.877550][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.877625][ T32] r7:ddde2d80 r6:83018200 r5:8592eb8c r4:84834e80 [ 1325.877690][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.877749][ T32] r10:61c88647 r9:84a28c00 r8:84834eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.877806][ T32] r4:84834e80 [ 1325.877843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.877901][ T32] r10:00000000 r9:84834e80 r8:8027f5e8 r7:dfc89e60 r6:84834f00 r5:84a28c00 [ 1325.877959][ T32] r4:00000001 [ 1325.877983][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.878025][ T32] Exception stack(0xdfcb1fb0 to 0xdfcb1ff8) [ 1325.878056][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.878097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.878129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.878160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.878183][ T32] r4:8497b800 [ 1325.878696][ T32] INFO: task kworker/1:46:3258 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.878740][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.878872][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.878962][ T32] Call trace: [ 1325.879044][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.879101][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.879158][ T32] r4:00000000 [ 1325.879193][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.879250][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.879301][ T32] 5d20: 9bb5b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.879365][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.879397][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.879652][ T32] r5:80070013 r4:80239bb0 [ 1325.879746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.879842][ T32] r4:82ac11e4 [ 1325.879892][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.879998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.880369][ T32] r4:e0635dc0 [ 1325.880433][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.880530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.880620][ T32] r4:00000000 [ 1325.880671][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.880772][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.880822][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.880905][ T32] r5:00001000 r4:e01b1000 [ 1325.880945][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.881031][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.881274][ T32] r5:8436438c r4:84364000 [ 1325.881373][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.881675][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.881749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.882564][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.883218][ T32] r4:84be5080 [ 1325.883294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.883398][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.883456][ T32] r4:00000001 [ 1325.883796][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.883898][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.884864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.885286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.885358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.885603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.912267][ T32] r4:84be4100 [ 1325.912361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.912414][ T32] INFO: task kworker/1:47:3259 blocked for more than 452 seconds. [ 1325.912485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.912519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.912544][ T32] task:kworker/1:47 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.912674][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.912742][ T32] Call trace: [ 1325.912811][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.913138][ T32] r10:829188dc r9:df98dd84 r8:00000002 r7:60000113 r6:df98dd8c r5:84a29800 [ 1325.913422][ T32] r4:84a29800 [ 1325.913505][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.913581][ T32] r5:84a29800 r4:829188d8 [ 1325.913611][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.913901][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.913999][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df98de08 [ 1325.914054][ T32] r4:00000000 [ 1325.914093][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.914177][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.914271][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.914373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3200 [ 1325.914431][ T32] r4:00000000 [ 1325.914486][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.914643][ T32] r9:83018205 r8:84a29800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1325.914802][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.914945][ T32] r5:00001000 r4:eccd1000 [ 1325.915038][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.915107][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.915208][ T32] r5:8592e38c r4:8592e000 [ 1325.915256][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.915348][ T32] r7:ddde2d80 r6:83018200 r5:8592e38c r4:84834f80 [ 1325.915415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.929917][ T32] r10:61c88647 r9:84a29800 r8:84834fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.930026][ T32] r4:84834f80 [ 1325.930209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.930288][ T32] r10:00000000 r9:84834f80 r8:8027f5e8 r7:dfc89e60 r6:83ae0000 r5:84a29800 [ 1325.930312][ T32] r4:00000001 [ 1325.930465][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.930514][ T32] Exception stack(0xdf98dfb0 to 0xdf98dff8) [ 1325.930547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.930577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.930637][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.930677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.930720][ T32] r4:8497bb80 [ 1325.931244][ T32] INFO: task kworker/1:47:3259 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1325.931286][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.931370][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.931706][ T32] Call trace: [ 1325.931754][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1325.931820][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1325.931863][ T32] r4:00000000 [ 1325.931891][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.932367][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1325.933422][ T32] 5d20: 9c420000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1325.933502][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1325.933534][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1325.933560][ T32] r5:80070013 r4:80239bb0 [ 1325.933622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.933718][ T32] r4:82ac11e4 [ 1325.933741][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.933789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1325.933817][ T32] r4:e0635dc0 [ 1325.934344][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.934410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1325.934871][ T32] r4:00000000 [ 1325.934901][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.934955][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1325.935076][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.935126][ T32] r5:00001000 r4:e01b1000 [ 1325.935148][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.935189][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.935262][ T32] r5:8436438c r4:84364000 [ 1325.935286][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.935338][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1325.935360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.935549][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.957389][ T32] r4:84be5080 [ 1325.957474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.957625][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1325.957708][ T32] r4:00000001 [ 1325.957757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.958173][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1325.958297][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.958370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.958526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.958607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.958674][ T32] r4:84be4100 [ 1325.958760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.958955][ T32] INFO: task kworker/1:48:3263 blocked for more than 452 seconds. [ 1325.959039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.959116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.959590][ T32] task:kworker/1:48 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.959971][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.961980][ T32] Call trace: [ 1325.962081][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1325.962251][ T32] r10:829188dc r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:84a82400 [ 1325.962437][ T32] r4:84a82400 [ 1325.962737][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1325.962847][ T32] r5:84a82400 r4:829188d8 [ 1325.963150][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.963272][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.963441][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1325.963569][ T32] r4:00000000 [ 1325.963652][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1325.963801][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1325.963900][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1325.963999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3140 [ 1325.964112][ T32] r4:00000000 [ 1325.964165][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1325.964452][ T32] r9:83018205 r8:84a82400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1325.964513][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1325.964705][ T32] r5:00001000 r4:ecccb000 [ 1325.964827][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1325.965011][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.965157][ T32] r5:8592df8c r4:8592dc00 [ 1325.965210][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.965339][ T32] r7:ddde2d80 r6:83018200 r5:8592df8c r4:83ae0080 [ 1325.965413][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.994427][ T32] r10:61c88647 r9:84a82400 r8:83ae00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.994592][ T32] r4:83ae0080 [ 1325.994746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.994892][ T32] r10:00000000 r9:83ae0080 r8:8027f5e8 r7:dfc89e60 r6:848d1a00 r5:84a82400 [ 1325.995132][ T32] r4:00000001 [ 1325.995184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.995271][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1325.995335][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.995460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.995541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.995628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.995796][ T32] r4:8497bb80 [ 1326.000537][ T32] INFO: task kworker/1:48:3263 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.000722][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.000922][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.001073][ T32] Call trace: [ 1326.001178][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.001333][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.001431][ T32] r4:00000000 [ 1326.001547][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.001678][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.001763][ T32] 5d20: 9c998000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.001844][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.001946][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.002053][ T32] r5:80070013 r4:80239bb0 [ 1326.002108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.002206][ T32] r4:82ac11e4 [ 1326.002251][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.002349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.002438][ T32] r4:e0635dc0 [ 1326.002490][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.002588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.002644][ T32] r4:00000000 [ 1326.002767][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.002900][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.002966][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.003103][ T32] r5:00001000 r4:e01b1000 [ 1326.003235][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.003335][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.003432][ T32] r5:8436438c r4:84364000 [ 1326.003560][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.003688][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.003739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.003901][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.004006][ T32] r4:84be5080 [ 1326.004061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.004169][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.004221][ T32] r4:00000001 [ 1326.004266][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.004349][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.004413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.004478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.004540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.004608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.004673][ T32] r4:84be4100 [ 1326.004724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.004786][ T32] INFO: task kworker/1:49:3264 blocked for more than 452 seconds. [ 1326.004856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.004912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.004962][ T32] task:kworker/1:49 state:D stack:0 pid:3264 tgid:3264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.005147][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.005369][ T32] Call trace: [ 1326.005451][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.020587][ T32] r10:829188dc r9:dfcbdd84 r8:00000002 r7:60000113 r6:dfcbdd8c r5:84a83000 [ 1326.020726][ T32] r4:84a83000 [ 1326.020782][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.020954][ T32] r5:84a83000 r4:829188d8 [ 1326.021064][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.021262][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.021373][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 [ 1326.021422][ T32] r4:00000000 [ 1326.021464][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.021545][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.021628][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.021755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3040 [ 1326.021807][ T32] r4:00000000 [ 1326.021852][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.021959][ T32] r9:83018205 r8:84a83000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1326.022034][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.022140][ T32] r5:00001000 r4:eccbd000 [ 1326.022185][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.022271][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.022459][ T32] r5:8592db8c r4:8592d800 [ 1326.022512][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.022619][ T32] r7:ddde2d80 r6:83018200 r5:8592db8c r4:83ae0100 [ 1326.022676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.022858][ T32] r10:61c88647 r9:84a83000 r8:83ae012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.022918][ T32] r4:83ae0100 [ 1326.023057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.023342][ T32] r10:00000000 r9:83ae0100 r8:8027f5e8 r7:dfab1e60 r6:848d1a80 r5:84a83000 [ 1326.023415][ T32] r4:00000001 [ 1326.023463][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.023550][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) [ 1326.023616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.023694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.023759][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.023839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.023962][ T32] r4:8497bcc0 [ 1326.024842][ T32] INFO: task kworker/1:49:3264 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.024922][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.025255][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.025361][ T32] Call trace: [ 1326.025431][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.048384][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.048508][ T32] r4:00000000 [ 1326.048662][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.048791][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.048871][ T32] 5d20: 9cecf000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.048945][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.049009][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.049070][ T32] r5:80070013 r4:80239bb0 [ 1326.049119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.049215][ T32] r4:82ac11e4 [ 1326.049266][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.049405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.049496][ T32] r4:e0635dc0 [ 1326.049546][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.049713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.049774][ T32] r4:00000000 [ 1326.049826][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.050002][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.050056][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.050193][ T32] r5:00001000 r4:e01b1000 [ 1326.050274][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.050366][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.050461][ T32] r5:8436438c r4:84364000 [ 1326.050509][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.050649][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.050741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.050848][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.050904][ T32] r4:84be5080 [ 1326.050969][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.051076][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.051132][ T32] r4:00000001 [ 1326.051181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.051298][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.051465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.051536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.051689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.051760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.051813][ T32] r4:84be4100 [ 1326.051906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.051994][ T32] INFO: task kworker/1:50:3265 blocked for more than 452 seconds. [ 1326.052069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.052123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.052170][ T32] task:kworker/1:50 state:D stack:0 pid:3265 tgid:3265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.052306][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.052408][ T32] Call trace: [ 1326.052477][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.052619][ T32] r10:829188dc r9:dfcc1d84 r8:00000002 r7:60000113 r6:dfcc1d8c r5:84a83c00 [ 1326.052724][ T32] r4:84a83c00 [ 1326.052777][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.052860][ T32] r5:84a83c00 r4:829188d8 [ 1326.052901][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.053005][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.053142][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc1e08 [ 1326.053196][ T32] r4:00000000 [ 1326.053296][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.053384][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.053461][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.053554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ea340 [ 1326.053604][ T32] r4:00000000 [ 1326.053677][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.053775][ T32] r9:83018205 r8:84a83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1326.053826][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.053922][ T32] r5:00001000 r4:ecca9000 [ 1326.054003][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.054095][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.054188][ T32] r5:8592d38c r4:8592d000 [ 1326.054271][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.054377][ T32] r7:ddde2d80 r6:83018200 r5:8592d38c r4:83ae0180 [ 1326.054425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.054529][ T32] r10:61c88647 r9:84a83c00 r8:83ae01ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.054621][ T32] r4:83ae0180 [ 1326.054688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.054887][ T32] r10:00000000 r9:83ae0180 r8:8027f5e8 r7:dfcbde60 r6:848d1b00 r5:84a83c00 [ 1326.054945][ T32] r4:00000001 [ 1326.054987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.055065][ T32] Exception stack(0xdfcc1fb0 to 0xdfcc1ff8) [ 1326.055127][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.055188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.055334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.055409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.055545][ T32] r4:8497bcc0 [ 1326.080306][ T32] INFO: task kworker/1:50:3265 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.080451][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.080656][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.080824][ T32] Call trace: [ 1326.080904][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.081042][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.081136][ T32] r4:00000000 [ 1326.081185][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.081309][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.081426][ T32] 5d20: 9cfdc000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.081534][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.081667][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.081733][ T32] r5:80070013 r4:80239bb0 [ 1326.081803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.081900][ T32] r4:82ac11e4 [ 1326.081952][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.082054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.082108][ T32] r4:e0635dc0 [ 1326.082157][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.082325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.082417][ T32] r4:00000000 [ 1326.082466][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.082573][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.082627][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.082767][ T32] r5:00001000 r4:e01b1000 [ 1326.082856][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.082984][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.083105][ T32] r5:8436438c r4:84364000 [ 1326.083156][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.083261][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.083311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.083415][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.083505][ T32] r4:84be5080 [ 1326.083555][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.083669][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.083725][ T32] r4:00000001 [ 1326.083769][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.083850][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.083913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.083993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.084061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.084144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.084234][ T32] r4:84be4100 [ 1326.084284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.084347][ T32] INFO: task kworker/1:51:3268 blocked for more than 452 seconds. [ 1326.084420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.084477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.084525][ T32] task:kworker/1:51 state:D stack:0 pid:3268 tgid:3268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.084707][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.084796][ T32] Call trace: [ 1326.084868][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.084975][ T32] r10:829188dc r9:dfcc9d84 r8:00000002 r7:60000113 r6:dfcc9d8c r5:84a85400 [ 1326.085064][ T32] r4:84a85400 [ 1326.085114][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.085210][ T32] r5:84a85400 r4:829188d8 [ 1326.085259][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.085383][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.085689][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 [ 1326.101300][ T32] r4:00000000 [ 1326.101428][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.101554][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.101729][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.101832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85855e80 [ 1326.101887][ T32] r4:00000000 [ 1326.101938][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.102046][ T32] r9:83018205 r8:84a85400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1326.102100][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.102201][ T32] r5:00001000 r4:eccb7000 [ 1326.102288][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.102382][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.102481][ T32] r5:8592d78c r4:8592d400 [ 1326.102528][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.102635][ T32] r7:ddde2d80 r6:83018200 r5:8592d78c r4:83ae0200 [ 1326.102731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.102883][ T32] r10:61c88647 r9:84a85400 r8:83ae022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.102940][ T32] r4:83ae0200 [ 1326.103023][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.103126][ T32] r10:00000000 r9:83ae0200 r8:8027f5e8 r7:dfcc1e60 r6:848d1b80 r5:84a85400 [ 1326.103179][ T32] r4:00000001 [ 1326.103226][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.103310][ T32] Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) [ 1326.103377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.103445][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.103507][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.103575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.103631][ T32] r4:8497bdc0 [ 1326.104489][ T32] INFO: task kworker/1:51:3268 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.104565][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.104720][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.104824][ T32] Call trace: [ 1326.104947][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.105060][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.105115][ T32] r4:00000000 [ 1326.105199][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.105290][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.105356][ T32] 5d20: 9d381000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.105423][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.105551][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.116306][ T32] r5:80070013 r4:80239bb0 [ 1326.116406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.116536][ T32] r4:82ac11e4 [ 1326.116612][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.116723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.116816][ T32] r4:e0635dc0 [ 1326.116872][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.116975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.117034][ T32] r4:00000000 [ 1326.117080][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.117186][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.117236][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.117335][ T32] r5:00001000 r4:e01b1000 [ 1326.117416][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.117571][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.117702][ T32] r5:8436438c r4:84364000 [ 1326.117790][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.117901][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.117952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.118057][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.118114][ T32] r4:84be5080 [ 1326.118162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.118327][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.118388][ T32] r4:00000001 [ 1326.118470][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.118621][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.118743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.118854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.118926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.119032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.119093][ T32] r4:84be4100 [ 1326.119145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.119207][ T32] INFO: task kworker/1:52:3270 blocked for more than 452 seconds. [ 1326.119277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.119371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.119463][ T32] task:kworker/1:52 state:D stack:0 pid:3270 tgid:3270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.119589][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.119691][ T32] Call trace: [ 1326.119835][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.119951][ T32] r10:829188dc r9:dfccdd84 r8:00000002 r7:60000113 r6:dfccdd8c r5:84a80000 [ 1326.120009][ T32] r4:84a80000 [ 1326.120059][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.120163][ T32] r5:84a80000 r4:829188d8 [ 1326.120228][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.120318][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.120456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfccde08 [ 1326.120516][ T32] r4:00000000 [ 1326.120601][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.120706][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.120792][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.120886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3600 [ 1326.120938][ T32] r4:00000000 [ 1326.121020][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.121133][ T32] r9:83018205 r8:84a80000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1326.121185][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.121314][ T32] r5:00001000 r4:eccf9000 [ 1326.121365][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.121475][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.121575][ T32] r5:8592f38c r4:8592f000 [ 1326.121621][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.121744][ T32] r7:ddde2d80 r6:83018200 r5:8592f38c r4:83ae0280 [ 1326.121793][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.121923][ T32] r10:61c88647 r9:84a80000 r8:83ae02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.121981][ T32] r4:83ae0280 [ 1326.122032][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.122136][ T32] r10:00000000 r9:83ae0280 r8:8027f5e8 r7:dfcc1e60 r6:848d1c00 r5:84a80000 [ 1326.122187][ T32] r4:00000001 [ 1326.122231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.122311][ T32] Exception stack(0xdfccdfb0 to 0xdfccdff8) [ 1326.122398][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.122471][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.122559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.122633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.122695][ T32] r4:848935c0 [ 1326.123543][ T32] INFO: task kworker/1:52:3270 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.123645][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.123810][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.123912][ T32] Call trace: [ 1326.123988][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.124110][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.124175][ T32] r4:00000000 [ 1326.124225][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.124312][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.124380][ T32] 5d20: 9d381000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.124448][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.124509][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.124566][ T32] r5:80070013 r4:80239bb0 [ 1326.124614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.124712][ T32] r4:82ac11e4 [ 1326.124809][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.124911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.124965][ T32] r4:e0635dc0 [ 1326.125011][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.125114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.125210][ T32] r4:00000000 [ 1326.125260][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.125364][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.125415][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.148018][ T32] r5:00001000 r4:e01b1000 [ 1326.148109][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.148236][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.148331][ T32] r5:8436438c r4:84364000 [ 1326.148378][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.148477][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.148527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.148647][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.148758][ T32] r4:84be5080 [ 1326.148819][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.148923][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.148972][ T32] r4:00000001 [ 1326.149012][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.149088][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.149177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.149319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.149423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.149490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.149549][ T32] r4:84be4100 [ 1326.149600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.149689][ T32] INFO: task kworker/1:53:3272 blocked for more than 452 seconds. [ 1326.149762][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.149849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.149917][ T32] task:kworker/1:53 state:D stack:0 pid:3272 tgid:3272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.150046][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.150244][ T32] Call trace: [ 1326.150356][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.150468][ T32] r10:829188dc r9:dfcd1d84 r8:00000002 r7:60000113 r6:dfcd1d8c r5:84a86000 [ 1326.150517][ T32] r4:84a86000 [ 1326.150593][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.150692][ T32] r5:84a86000 r4:829188d8 [ 1326.150736][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.150818][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.150940][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 [ 1326.150994][ T32] r4:00000000 [ 1326.151035][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.151131][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.151221][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.151314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3500 [ 1326.151367][ T32] r4:00000000 [ 1326.151412][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.151531][ T32] r9:83018205 r8:84a86000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1326.151593][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.151690][ T32] r5:00001000 r4:eccf3000 [ 1326.151763][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.151853][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.151947][ T32] r5:8592ef8c r4:8592ec00 [ 1326.152006][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.152106][ T32] r7:ddde2d80 r6:83018200 r5:8592ef8c r4:83ae0300 [ 1326.152150][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.152244][ T32] r10:61c88647 r9:84a86000 r8:83ae032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.152306][ T32] r4:83ae0300 [ 1326.152353][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.152452][ T32] r10:00000000 r9:83ae0300 r8:8027f5e8 r7:dfccde60 r6:848d1c80 r5:84a86000 [ 1326.152498][ T32] r4:00000001 [ 1326.152542][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.152621][ T32] Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) [ 1326.152685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.152746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.152805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.152892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.152955][ T32] r4:8487a200 [ 1326.153881][ T32] INFO: task kworker/1:53:3272 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.153967][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.154085][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.154200][ T32] Call trace: [ 1326.154279][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.154388][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.154436][ T32] r4:00000000 [ 1326.154478][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.154574][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.154641][ T32] 5d20: 9d696000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.154725][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.154786][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.154837][ T32] r5:80070013 r4:80239bb0 [ 1326.154880][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.155003][ T32] r4:82ac11e4 [ 1326.155064][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.155155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.155202][ T32] r4:e0635dc0 [ 1326.155244][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.155339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.155412][ T32] r4:00000000 [ 1326.155523][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.178439][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.178528][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.178669][ T32] r5:00001000 r4:e01b1000 [ 1326.178719][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.178809][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.178912][ T32] r5:8436438c r4:84364000 [ 1326.178959][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.179063][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.179130][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.179242][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.179296][ T32] r4:84be5080 [ 1326.179340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.179442][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.179491][ T32] r4:00000001 [ 1326.179551][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.179731][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.179806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.179870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.179938][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.180001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.180054][ T32] r4:84be4100 [ 1326.180108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.180191][ T32] INFO: task kworker/1:54:3274 blocked for more than 452 seconds. [ 1326.180283][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.180353][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.180406][ T32] task:kworker/1:54 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.180524][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.180644][ T32] Call trace: [ 1326.180735][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.180843][ T32] r10:829188dc r9:dfcd5d84 r8:00000002 r7:60000113 r6:dfcd5d8c r5:84a86c00 [ 1326.180918][ T32] r4:84a86c00 [ 1326.181001][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.181098][ T32] r5:84a86c00 r4:829188d8 [ 1326.181159][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.181269][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.181385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd5e08 [ 1326.181435][ T32] r4:00000000 [ 1326.181494][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.181604][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.181717][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.181808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3840 [ 1326.181857][ T32] r4:00000000 [ 1326.181958][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.182067][ T32] r9:83018205 r8:84a86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1326.182113][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.182206][ T32] r5:00001000 r4:ecd0d000 [ 1326.182248][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.182333][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.182420][ T32] r5:8592fb8c r4:8592f800 [ 1326.182481][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.182592][ T32] r7:ddde2d80 r6:83018200 r5:8592fb8c r4:83ae0380 [ 1326.182636][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.182733][ T32] r10:61c88647 r9:84a86c00 r8:83ae03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.182783][ T32] r4:83ae0380 [ 1326.182825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.182929][ T32] r10:00000000 r9:83ae0380 r8:8027f5e8 r7:dfccde60 r6:848d1d00 r5:84a86c00 [ 1326.182976][ T32] r4:00000001 [ 1326.183051][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.183214][ T32] Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) [ 1326.183283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.183405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.183473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.183542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.183625][ T32] r4:8487a180 [ 1326.184524][ T32] INFO: task kworker/1:54:3274 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.184602][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.184747][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.184843][ T32] Call trace: [ 1326.184922][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.185033][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.185116][ T32] r4:00000000 [ 1326.185181][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.185267][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.185346][ T32] 5d20: 9d922000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.185429][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.207953][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.208183][ T32] r5:80070013 r4:80239bb0 [ 1326.208254][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.208387][ T32] r4:82ac11e4 [ 1326.208453][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.208574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.208640][ T32] r4:e0635dc0 [ 1326.208690][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.208787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.208838][ T32] r4:00000000 [ 1326.208885][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.209006][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.209053][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.209132][ T32] r5:00001000 r4:e01b1000 [ 1326.209169][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.209215][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.209261][ T32] r5:8436438c r4:84364000 [ 1326.209297][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.209351][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.209379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.209454][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.209506][ T32] r4:84be5080 [ 1326.209530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.209581][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.209605][ T32] r4:00000001 [ 1326.209625][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.209715][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.209750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.209781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.209813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.209858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.209886][ T32] r4:84be4100 [ 1326.209939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.209976][ T32] INFO: task kworker/1:55:3276 blocked for more than 452 seconds. [ 1326.210012][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.210038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.210085][ T32] task:kworker/1:55 state:D stack:0 pid:3276 tgid:3276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.210152][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.210218][ T32] Call trace: [ 1326.210306][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.210364][ T32] r10:829188dc r9:dfcddd84 r8:00000002 r7:60000113 r6:dfcddd8c r5:84a80c00 [ 1326.210388][ T32] r4:84a80c00 [ 1326.210409][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.210494][ T32] r5:84a80c00 r4:829188d8 [ 1326.210519][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.210587][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.210642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 [ 1326.210668][ T32] r4:00000000 [ 1326.210712][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.210757][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.210796][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.210840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3700 [ 1326.210882][ T32] r4:00000000 [ 1326.210912][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.210986][ T32] r9:83018205 r8:84a80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1326.211037][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.211115][ T32] r5:00001000 r4:ecd07000 [ 1326.211196][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.211291][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.211380][ T32] r5:8592f78c r4:8592f400 [ 1326.211442][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.211546][ T32] r7:ddde2d80 r6:83018200 r5:8592f78c r4:83ae0400 [ 1326.211609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.211714][ T32] r10:61c88647 r9:84a80c00 r8:83ae042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.211771][ T32] r4:83ae0400 [ 1326.211812][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.211915][ T32] r10:00000000 r9:83ae0400 r8:8027f5e8 r7:dfcd5e60 r6:848d1d80 r5:84a80c00 [ 1326.211986][ T32] r4:00000001 [ 1326.212043][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.212123][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1326.212216][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.212354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.212386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.212418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.212440][ T32] r4:8487a340 [ 1326.212948][ T32] INFO: task kworker/1:55:3276 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.213275][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.213510][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.213604][ T32] Call trace: [ 1326.213726][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.213843][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.213904][ T32] r4:00000000 [ 1326.213951][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.214039][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.214126][ T32] 5d20: 9dbe4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.214201][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.214262][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.214317][ T32] r5:80070013 r4:80239bb0 [ 1326.214362][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.214450][ T32] r4:82ac11e4 [ 1326.214494][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.214622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.214715][ T32] r4:e0635dc0 [ 1326.214768][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.214901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.214940][ T32] r4:00000000 [ 1326.214963][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.215016][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.215108][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.215189][ T32] r5:00001000 r4:e01b1000 [ 1326.215219][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.215262][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.215381][ T32] r5:8436438c r4:84364000 [ 1326.215406][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.215457][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.234787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.235202][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.235289][ T32] r4:84be5080 [ 1326.235343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.235454][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.236201][ T32] r4:00000001 [ 1326.236241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.236321][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.236361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.236406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.236462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.236523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.236550][ T32] r4:84be4100 [ 1326.236599][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.236661][ T32] INFO: task kworker/1:56:3277 blocked for more than 452 seconds. [ 1326.236704][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.236731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.236758][ T32] task:kworker/1:56 state:D stack:0 pid:3277 tgid:3277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.236822][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.236958][ T32] Call trace: [ 1326.237045][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.237130][ T32] r10:829188dc r9:dfce1d84 r8:00000002 r7:60000113 r6:dfce1d8c r5:84a81800 [ 1326.237181][ T32] r4:84a81800 [ 1326.237206][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.237251][ T32] r5:84a81800 r4:829188d8 [ 1326.237296][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.237342][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.237417][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce1e08 [ 1326.237469][ T32] r4:00000000 [ 1326.237515][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.237559][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.237626][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.237698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3900 [ 1326.237724][ T32] r4:00000000 [ 1326.237744][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.237797][ T32] r9:83018205 r8:84a81800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1326.237820][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.237935][ T32] r5:00001000 r4:ecd1b000 [ 1326.237965][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.238011][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.238056][ T32] r5:8592ff8c r4:8592fc00 [ 1326.238076][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.238145][ T32] r7:ddde2d80 r6:83018200 r5:8592ff8c r4:83ae0480 [ 1326.238178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.238253][ T32] r10:61c88647 r9:84a81800 r8:83ae04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.238286][ T32] r4:83ae0480 [ 1326.238333][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.238392][ T32] r10:00000000 r9:83ae0480 r8:8027f5e8 r7:dfcd5e60 r6:848d1e00 r5:84a81800 [ 1326.238416][ T32] r4:00000001 [ 1326.238464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.238529][ T32] Exception stack(0xdfce1fb0 to 0xdfce1ff8) [ 1326.238587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.238635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.238670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.238702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.238726][ T32] r4:8487a340 [ 1326.239318][ T32] INFO: task kworker/1:56:3277 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.239414][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.239536][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.239647][ T32] Call trace: [ 1326.239723][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.239829][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.239861][ T32] r4:00000000 [ 1326.239881][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.239958][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.239993][ T32] 5d20: 9de60000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.240026][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.240053][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.240078][ T32] r5:80070013 r4:80239bb0 [ 1326.240098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.240187][ T32] r4:82ac11e4 [ 1326.240241][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.240375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.240468][ T32] r4:e0635dc0 [ 1326.240521][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.240652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.240712][ T32] r4:00000000 [ 1326.240757][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.240903][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.240961][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.241056][ T32] r5:00001000 r4:e01b1000 [ 1326.241101][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.241187][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.241280][ T32] r5:8436438c r4:84364000 [ 1326.241327][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.241426][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.241474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.241561][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.241587][ T32] r4:84be5080 [ 1326.241608][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.241706][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.241736][ T32] r4:00000001 [ 1326.241773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.241815][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.241857][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.241896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.241927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.242312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.242340][ T32] r4:84be4100 [ 1326.242420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.242449][ T32] INFO: task kworker/1:57:3279 blocked for more than 452 seconds. [ 1326.242483][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.242510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.242661][ T32] task:kworker/1:57 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.242875][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.242927][ T32] Call trace: [ 1326.242958][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.243008][ T32] r10:829188dc r9:dfce9d84 r8:00000002 r7:60000013 r6:dfce9d8c r5:849e8000 [ 1326.243262][ T32] r4:849e8000 [ 1326.243311][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.243366][ T32] r5:849e8000 r4:829188d8 [ 1326.243431][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.243478][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.243528][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfce9e08 [ 1326.243551][ T32] r4:00000000 [ 1326.243596][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.243640][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.243680][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.243743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3dc0 [ 1326.243769][ T32] r4:00000000 [ 1326.243837][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.243919][ T32] r9:83018205 r8:849e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1326.243997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.244105][ T32] r5:00001000 r4:ecd43000 [ 1326.244168][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.244213][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.244261][ T32] r5:85930f8c r4:85930c00 [ 1326.244281][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.244352][ T32] r7:ddde2d80 r6:83018200 r5:85930f8c r4:83ae0500 [ 1326.244382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.244434][ T32] r10:61c88647 r9:849e8000 r8:83ae052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.244458][ T32] r4:83ae0500 [ 1326.244477][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.244524][ T32] r10:00000000 r9:83ae0500 r8:8027f5e8 r7:dfce1e60 r6:848d1e80 r5:849e8000 [ 1326.244547][ T32] r4:00000001 [ 1326.244587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.244626][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) [ 1326.244654][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.244685][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.244713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.244743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.244815][ T32] r4:8487a680 [ 1326.245167][ T32] INFO: task kworker/1:57:3279 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.245205][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.245324][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.245436][ T32] Call trace: [ 1326.245594][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.286401][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.286492][ T32] r4:00000000 [ 1326.286600][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.286753][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.286832][ T32] 5d20: 9e720000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.286923][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.287050][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.287115][ T32] r5:80070013 r4:80239bb0 [ 1326.287188][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.287300][ T32] r4:82ac11e4 [ 1326.287344][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.287438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.287505][ T32] r4:e0635dc0 [ 1326.287571][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.287661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.287710][ T32] r4:00000000 [ 1326.287757][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.287861][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.287915][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.288017][ T32] r5:00001000 r4:e01b1000 [ 1326.288058][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.288169][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.288328][ T32] r5:8436438c r4:84364000 [ 1326.288377][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.288483][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.288534][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.288626][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.288709][ T32] r4:84be5080 [ 1326.288783][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.288888][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.288974][ T32] r4:00000001 [ 1326.289025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.289114][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.289182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.289262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.289330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.289396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.289447][ T32] r4:84be4100 [ 1326.289502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.289585][ T32] INFO: task kworker/1:58:3281 blocked for more than 452 seconds. [ 1326.289693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.289784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.289842][ T32] task:kworker/1:58 state:D stack:0 pid:3281 tgid:3281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.290001][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.290120][ T32] Call trace: [ 1326.290235][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.290290][ T32] r10:829188dc r9:dfcf1d84 r8:00000002 r7:60000013 r6:dfcf1d8c r5:849e9800 [ 1326.290313][ T32] r4:849e9800 [ 1326.290356][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.290404][ T32] r5:849e9800 r4:829188d8 [ 1326.290459][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.290504][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.290555][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf1e08 [ 1326.290577][ T32] r4:00000000 [ 1326.290596][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.290635][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.290678][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.290736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3a80 [ 1326.290765][ T32] r4:00000000 [ 1326.290814][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.290922][ T32] r9:83018205 r8:849e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1326.290949][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.291019][ T32] r5:00001000 r4:ecd21000 [ 1326.291077][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.291122][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.291172][ T32] r5:8593038c r4:85930000 [ 1326.291217][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.291297][ T32] r7:ddde2d80 r6:83018200 r5:8593038c r4:83ae0580 [ 1326.291321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.291392][ T32] r10:61c88647 r9:849e9800 r8:83ae05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.291461][ T32] r4:83ae0580 [ 1326.291486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.291546][ T32] r10:00000000 r9:83ae0580 r8:8027f5e8 r7:dfce9e60 r6:848d1f00 r5:849e9800 [ 1326.291598][ T32] r4:00000001 [ 1326.291620][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.291682][ T32] Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) [ 1326.291737][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.291770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.291799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.291856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.291882][ T32] r4:8487a580 [ 1326.292384][ T32] INFO: task kworker/1:58:3281 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.292419][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.292510][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.292556][ T32] Call trace: [ 1326.292610][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.292692][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.292743][ T32] r4:00000000 [ 1326.292795][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.292839][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.292917][ T32] 5d20: 9e720000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.292953][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.292991][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.293043][ T32] r5:80070013 r4:80239bb0 [ 1326.293066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.293110][ T32] r4:82ac11e4 [ 1326.293130][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.293220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.293246][ T32] r4:e0635dc0 [ 1326.293266][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.293312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.293336][ T32] r4:00000000 [ 1326.293355][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.293507][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.293557][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.293607][ T32] r5:00001000 r4:e01b1000 [ 1326.293673][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.293772][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.293869][ T32] r5:8436438c r4:84364000 [ 1326.293938][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.294045][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.294097][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.294219][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.294294][ T32] r4:84be5080 [ 1326.294346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.294451][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.294504][ T32] r4:00000001 [ 1326.294566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.294651][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.294734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.294802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.294895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.294984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.295059][ T32] r4:84be4100 [ 1326.295122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.295176][ T32] INFO: task kworker/1:59:3284 blocked for more than 452 seconds. [ 1326.295236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.295288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.295395][ T32] task:kworker/1:59 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.304274][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.304416][ T32] Call trace: [ 1326.304493][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.304611][ T32] r10:829188dc r9:dfcf5d84 r8:00000002 r7:60000113 r6:dfcf5d8c r5:849ea400 [ 1326.304663][ T32] r4:849ea400 [ 1326.304701][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.304777][ T32] r5:849ea400 r4:829188d8 [ 1326.304802][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.304847][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.304903][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf5e08 [ 1326.305075][ T32] r4:00000000 [ 1326.305100][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.305142][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.305183][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.305253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3b00 [ 1326.305280][ T32] r4:00000000 [ 1326.305300][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.305352][ T32] r9:83018205 r8:849ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1326.305444][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.305494][ T32] r5:00001000 r4:ecd2f000 [ 1326.305664][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.321071][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.321186][ T32] r5:8593078c r4:85930400 [ 1326.321238][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.321298][ T32] r7:ddde2d80 r6:83018200 r5:8593078c r4:83ae0600 [ 1326.321491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.321548][ T32] r10:61c88647 r9:849ea400 r8:83ae062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.321572][ T32] r4:83ae0600 [ 1326.321616][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.321737][ T32] r10:00000000 r9:83ae0600 r8:8027f5e8 r7:dfce9e60 r6:848d1f80 r5:849ea400 [ 1326.321798][ T32] r4:00000001 [ 1326.321823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.321865][ T32] Exception stack(0xdfcf5fb0 to 0xdfcf5ff8) [ 1326.321902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.321951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.321983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.322032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.322090][ T32] r4:8487a800 [ 1326.322980][ T32] INFO: task kworker/1:59:3284 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.323090][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.323233][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.323316][ T32] Call trace: [ 1326.323350][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.323498][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.323528][ T32] r4:00000000 [ 1326.323549][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.323650][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.323709][ T32] 5d20: 9ea75000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.323747][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.323777][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.323804][ T32] r5:80070013 r4:80239bb0 [ 1326.323824][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.323889][ T32] r4:82ac11e4 [ 1326.323918][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.323967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.323990][ T32] r4:e0635dc0 [ 1326.324009][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.324054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.324077][ T32] r4:00000000 [ 1326.324097][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.324153][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.324177][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.324234][ T32] r5:00001000 r4:e01b1000 [ 1326.324257][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.324301][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.324356][ T32] r5:8436438c r4:84364000 [ 1326.324380][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.324430][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.324452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.324583][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.324611][ T32] r4:84be5080 [ 1326.324657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.324738][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.324790][ T32] r4:00000001 [ 1326.325015][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.325065][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.325193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.325260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.325322][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.325410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.325470][ T32] r4:84be4100 [ 1326.334374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.334522][ T32] INFO: task kworker/1:60:3286 blocked for more than 452 seconds. [ 1326.334596][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.334673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.334759][ T32] task:kworker/1:60 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.334884][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.335002][ T32] Call trace: [ 1326.335097][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.335214][ T32] r10:829188dc r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:84a2c800 [ 1326.335268][ T32] r4:84a2c800 [ 1326.335312][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.335399][ T32] r5:84a2c800 r4:829188d8 [ 1326.335459][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.339304][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.339386][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1326.339412][ T32] r4:00000000 [ 1326.339432][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.339474][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.339517][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.339563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522240 [ 1326.339592][ T32] r4:00000000 [ 1326.339647][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.339750][ T32] r9:83018205 r8:84a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1326.339777][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.339859][ T32] r5:00001000 r4:eb3dd000 [ 1326.339889][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.339939][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.339986][ T32] r5:8593238c r4:85932000 [ 1326.340007][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.340059][ T32] r7:ddde2d80 r6:83018200 r5:8593238c r4:83ae0680 [ 1326.340082][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.340182][ T32] r10:61c88647 r9:84a2c800 r8:83ae06ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.340245][ T32] r4:83ae0680 [ 1326.340295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.340415][ T32] r10:00000000 r9:83ae0680 r8:8027f5e8 r7:dfce9e60 r6:83ae0700 r5:84a2c800 [ 1326.340493][ T32] r4:00000001 [ 1326.340551][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.340675][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1326.340749][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.340818][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.340881][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.340959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.341034][ T32] r4:8487a9c0 [ 1326.341779][ T32] INFO: task kworker/1:60:3286 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.341830][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.341956][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.342095][ T32] Call trace: [ 1326.342172][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.342281][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.342338][ T32] r4:00000000 [ 1326.342393][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.342483][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.342568][ T32] 5d20: 9ea75000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.342648][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.342713][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.342786][ T32] r5:80070013 r4:80239bb0 [ 1326.342853][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.342971][ T32] r4:82ac11e4 [ 1326.343022][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.343135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.343198][ T32] r4:e0635dc0 [ 1326.343244][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.343355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.343411][ T32] r4:00000000 [ 1326.343455][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.343559][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.343607][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.343722][ T32] r5:00001000 r4:e01b1000 [ 1326.343772][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.343906][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.344032][ T32] r5:8436438c r4:84364000 [ 1326.344084][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.344196][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.344246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.344350][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.344431][ T32] r4:84be5080 [ 1326.344499][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.344632][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.344699][ T32] r4:00000001 [ 1326.344783][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.344884][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.344960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.345030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.345096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.345171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.345221][ T32] r4:84be4100 [ 1326.345268][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.345340][ T32] INFO: task kworker/1:61:3289 blocked for more than 452 seconds. [ 1326.345416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.345517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.361705][ T32] task:kworker/1:61 state:D stack:0 pid:3289 tgid:3289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.361789][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.361887][ T32] Call trace: [ 1326.361983][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.362102][ T32] r10:829188dc r9:dfcedd84 r8:00000002 r7:60000113 r6:dfcedd8c r5:84a2a400 [ 1326.362159][ T32] r4:84a2a400 [ 1326.362208][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.362302][ T32] r5:84a2a400 r4:829188d8 [ 1326.362355][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.362448][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.362573][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcede08 [ 1326.362632][ T32] r4:00000000 [ 1326.362679][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.362761][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.362849][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.362962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522040 [ 1326.363014][ T32] r4:00000000 [ 1326.363061][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.363170][ T32] r9:83018205 r8:84a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1326.363220][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.363312][ T32] r5:00001000 r4:dfb05000 [ 1326.363383][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.363493][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.363614][ T32] r5:85931b8c r4:85931800 [ 1326.363666][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.363746][ T32] r7:ddde2d80 r6:83018200 r5:85931b8c r4:83ae0780 [ 1326.363774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.363827][ T32] r10:61c88647 r9:84a2a400 r8:83ae07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.363853][ T32] r4:83ae0780 [ 1326.363873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.363955][ T32] r10:00000000 r9:83ae0780 r8:8027f5e8 r7:dfa69e60 r6:83ae0800 r5:84a2a400 [ 1326.364081][ T32] r4:00000001 [ 1326.364105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.364146][ T32] Exception stack(0xdfcedfb0 to 0xdfcedff8) [ 1326.364176][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.364206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.364233][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.364265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.364310][ T32] r4:8487ab80 [ 1326.364809][ T32] INFO: task kworker/1:61:3289 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.364845][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.364912][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.364958][ T32] Call trace: [ 1326.365016][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.365100][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.365127][ T32] r4:00000000 [ 1326.365148][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.365189][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.365245][ T32] 5d20: 9eca0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.365282][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.365357][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.365388][ T32] r5:80070013 r4:80239bb0 [ 1326.365409][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.365452][ T32] r4:82ac11e4 [ 1326.365496][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.378625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.378752][ T32] r4:e0635dc0 [ 1326.378808][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.378880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.378914][ T32] r4:00000000 [ 1326.378936][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.378988][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.379009][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.379058][ T32] r5:00001000 r4:e01b1000 [ 1326.379079][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.379120][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.379180][ T32] r5:8436438c r4:84364000 [ 1326.379231][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.379287][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.379309][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.379374][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.379401][ T32] r4:84be5080 [ 1326.379422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.379510][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.379540][ T32] r4:00000001 [ 1326.379592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.379638][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.379719][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.379765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.379797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.379864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.379896][ T32] r4:84be4100 [ 1326.379921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.379953][ T32] INFO: task kworker/1:62:3290 blocked for more than 452 seconds. [ 1326.379987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.380012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.380034][ T32] task:kworker/1:62 state:D stack:0 pid:3290 tgid:3290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.380093][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.380164][ T32] Call trace: [ 1326.380245][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.380301][ T32] r10:829188dc r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:84a2d400 [ 1326.380324][ T32] r4:84a2d400 [ 1326.380349][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.380466][ T32] r5:84a2d400 r4:829188d8 [ 1326.380515][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.380562][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.380639][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1326.380693][ T32] r4:00000000 [ 1326.380719][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.380761][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.380949][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.381002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522140 [ 1326.381031][ T32] r4:00000000 [ 1326.381053][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.381102][ T32] r9:83018205 r8:84a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1326.381168][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.381289][ T32] r5:00001000 r4:eb137000 [ 1326.381410][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.381455][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.381499][ T32] r5:85931f8c r4:85931c00 [ 1326.381521][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.381581][ T32] r7:ddde2d80 r6:83018200 r5:85931f8c r4:83ae0880 [ 1326.381606][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.381700][ T32] r10:61c88647 r9:84a2d400 r8:83ae08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.381728][ T32] r4:83ae0880 [ 1326.381748][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.381797][ T32] r10:00000000 r9:83ae0880 r8:8027f5e8 r7:dfcede60 r6:83ae0900 r5:84a2d400 [ 1326.381819][ T32] r4:00000001 [ 1326.381838][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.381874][ T32] Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) [ 1326.381924][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.381964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.382067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.382102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.382125][ T32] r4:8487ab80 [ 1326.382615][ T32] INFO: task kworker/1:62:3290 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.382649][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.382739][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.382950][ T32] Call trace: [ 1326.383012][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.383069][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.383094][ T32] r4:00000000 [ 1326.383115][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.383156][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.383187][ T32] 5d20: 9f115000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.383219][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.383333][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.383364][ T32] r5:80070013 r4:80239bb0 [ 1326.383385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.383429][ T32] r4:82ac11e4 [ 1326.383449][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.383501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.383526][ T32] r4:e0635dc0 [ 1326.383573][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.383721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.383750][ T32] r4:00000000 [ 1326.383771][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.383824][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.383846][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.383890][ T32] r5:00001000 r4:e01b1000 [ 1326.383918][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.383987][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.384036][ T32] r5:8436438c r4:84364000 [ 1326.384056][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.384123][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.384179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.384289][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.384342][ T32] r4:84be5080 [ 1326.384389][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.384496][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.384549][ T32] r4:00000001 [ 1326.384613][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.384701][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.384779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.384847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.384915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.385029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.385089][ T32] r4:84be4100 [ 1326.385141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.385194][ T32] INFO: task kworker/1:63:3292 blocked for more than 452 seconds. [ 1326.385275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.385350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.385406][ T32] task:kworker/1:63 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.408909][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.409127][ T32] Call trace: [ 1326.409314][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.409389][ T32] r10:829188dc r9:dfca9d84 r8:00000002 r7:60000113 r6:dfca9d8c r5:84a2e000 [ 1326.409415][ T32] r4:84a2e000 [ 1326.409436][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.409480][ T32] r5:84a2e000 r4:829188d8 [ 1326.409502][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.409545][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.409601][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca9e08 [ 1326.409626][ T32] r4:00000000 [ 1326.409715][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.409762][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.409804][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.409850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522340 [ 1326.409902][ T32] r4:00000000 [ 1326.409952][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.410104][ T32] r9:83018205 r8:84a2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1326.410134][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.410181][ T32] r5:00001000 r4:eb8a1000 [ 1326.410202][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.410269][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.410329][ T32] r5:8593278c r4:85932400 [ 1326.410353][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.410406][ T32] r7:ddde2d80 r6:83018200 r5:8593278c r4:83ae0980 [ 1326.410484][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.410542][ T32] r10:61c88647 r9:84a2e000 r8:83ae09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.410673][ T32] r4:83ae0980 [ 1326.410697][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.410748][ T32] r10:00000000 r9:83ae0980 r8:8027f5e8 r7:dfcede60 r6:83ae0a00 r5:84a2e000 [ 1326.410790][ T32] r4:00000001 [ 1326.410814][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.410854][ T32] Exception stack(0xdfca9fb0 to 0xdfca9ff8) [ 1326.410884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.410921][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.410953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.410984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.411076][ T32] r4:8487ac40 [ 1326.411603][ T32] INFO: task kworker/1:63:3292 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.411645][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.411711][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.411764][ T32] Call trace: [ 1326.411796][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.411850][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.411874][ T32] r4:00000000 [ 1326.411900][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.411944][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.411975][ T32] 5d20: 9f440000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.412007][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.412036][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.412061][ T32] r5:80070013 r4:80239bb0 [ 1326.412081][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.412123][ T32] r4:82ac11e4 [ 1326.412160][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.412212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.412398][ T32] r4:e0635dc0 [ 1326.412422][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.412469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.412516][ T32] r4:00000000 [ 1326.412587][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.412654][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.412690][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.412785][ T32] r5:00001000 r4:e01b1000 [ 1326.412809][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.412852][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.412903][ T32] r5:8436438c r4:84364000 [ 1326.412925][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.412974][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.412994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.413070][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.413121][ T32] r4:84be5080 [ 1326.413145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.413195][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.413269][ T32] r4:00000001 [ 1326.413294][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.413331][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.413359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.413413][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.413461][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.413542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.413569][ T32] r4:84be4100 [ 1326.413613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.413672][ T32] INFO: task kworker/1:64:3295 blocked for more than 452 seconds. [ 1326.413710][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.413737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.413760][ T32] task:kworker/1:64 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.413808][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.413896][ T32] Call trace: [ 1326.413969][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.414024][ T32] r10:829188dc r9:dfcfdd84 r8:00000002 r7:60000113 r6:dfcfdd8c r5:84a2bc00 [ 1326.414075][ T32] r4:84a2bc00 [ 1326.414133][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.414228][ T32] r5:84a2bc00 r4:829188d8 [ 1326.414276][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.414382][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.414511][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcfde08 [ 1326.414590][ T32] r4:00000000 [ 1326.414646][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.414733][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.414838][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.414966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838bc0 [ 1326.415021][ T32] r4:00000000 [ 1326.415093][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.415210][ T32] r9:83018205 r8:84a2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1326.415260][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.415357][ T32] r5:00001000 r4:df87f000 [ 1326.415403][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.415537][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.426631][ T32] r5:8593178c r4:85931400 [ 1326.426727][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.426885][ T32] r7:ddde2d80 r6:83018200 r5:8593178c r4:83ae0a80 [ 1326.426971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.427086][ T32] r10:61c88647 r9:84a2bc00 r8:83ae0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.427184][ T32] r4:83ae0a80 [ 1326.427257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.427368][ T32] r10:00000000 r9:83ae0a80 r8:8027f5e8 r7:dfca9e60 r6:83ae0b00 r5:84a2bc00 [ 1326.427419][ T32] r4:00000001 [ 1326.427481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.427569][ T32] Exception stack(0xdfcfdfb0 to 0xdfcfdff8) [ 1326.427750][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.427824][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.428090][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.428166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.428222][ T32] r4:84799700 [ 1326.429173][ T32] INFO: task kworker/1:64:3295 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.429438][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.429591][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.429770][ T32] Call trace: [ 1326.429845][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.429961][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.430019][ T32] r4:00000000 [ 1326.430068][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.430152][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.430219][ T32] 5d20: 9f4f4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.430286][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.430411][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.430475][ T32] r5:80070013 r4:80239bb0 [ 1326.430520][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.430619][ T32] r4:82ac11e4 [ 1326.430666][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.430890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.431020][ T32] r4:e0635dc0 [ 1326.431072][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.431168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.431218][ T32] r4:00000000 [ 1326.431452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.431586][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.431776][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.432114][ T32] r5:00001000 r4:e01b1000 [ 1326.432170][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.432260][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.432358][ T32] r5:8436438c r4:84364000 [ 1326.432564][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.432680][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.432727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.432828][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.432879][ T32] r4:84be5080 [ 1326.433118][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.433231][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.433321][ T32] r4:00000001 [ 1326.433372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.433457][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.433519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.433582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.433683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.433753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.433909][ T32] r4:84be4100 [ 1326.433964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.434027][ T32] INFO: task kworker/1:65:3297 blocked for more than 452 seconds. [ 1326.434272][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.434336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.434382][ T32] task:kworker/1:65 state:D stack:0 pid:3297 tgid:3297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.434540][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.434653][ T32] Call trace: [ 1326.435007][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.435121][ T32] r10:829188dc r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:849d0c00 [ 1326.435172][ T32] r4:849d0c00 [ 1326.435379][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.435537][ T32] r5:849d0c00 r4:829188d8 [ 1326.471388][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.471618][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.471739][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd05e08 [ 1326.471792][ T32] r4:00000000 [ 1326.471956][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.472051][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.472142][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.472257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855224c0 [ 1326.472412][ T32] r4:00000000 [ 1326.472523][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.472644][ T32] r9:83018205 r8:849d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1326.472696][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.472890][ T32] r5:00001000 r4:ebd13000 [ 1326.472944][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.473036][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.473131][ T32] r5:85932b8c r4:85932800 [ 1326.473177][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.473280][ T32] r7:ddde2d80 r6:83018200 r5:85932b8c r4:83ae0b80 [ 1326.473327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.473593][ T32] r10:61c88647 r9:849d0c00 r8:83ae0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.473717][ T32] r4:83ae0b80 [ 1326.473864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.473980][ T32] r10:00000000 r9:83ae0b80 r8:8027f5e8 r7:dfca9e60 r6:83ae0c00 r5:849d0c00 [ 1326.474032][ T32] r4:00000001 [ 1326.474077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.474161][ T32] Exception stack(0xdfd05fb0 to 0xdfd05ff8) [ 1326.474450][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.474525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.474621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.474726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.474792][ T32] r4:848ed240 [ 1326.485316][ T32] INFO: task kworker/1:65:3297 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.485480][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.496480][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.496896][ T32] Call trace: [ 1326.497188][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.497864][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.497932][ T32] r4:00000000 [ 1326.497981][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.498073][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.498356][ T32] 5d20: 9fbcb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.498437][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.498710][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.498777][ T32] r5:80070013 r4:80239bb0 [ 1326.499046][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.499146][ T32] r4:82ac11e4 [ 1326.499198][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.499298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.499349][ T32] r4:e0635dc0 [ 1326.499398][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.500335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.500590][ T32] r4:00000000 [ 1326.500894][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.501023][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.501079][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.501603][ T32] r5:00001000 r4:e01b1000 [ 1326.501691][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.501784][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.501878][ T32] r5:8436438c r4:84364000 [ 1326.501928][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.502032][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.502456][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.502569][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.502632][ T32] r4:84be5080 [ 1326.502737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.502848][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.503038][ T32] r4:00000001 [ 1326.503090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.503169][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.503229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.503896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.503967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.504217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.504274][ T32] r4:84be4100 [ 1326.504325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.504639][ T32] INFO: task kworker/1:66:3299 blocked for more than 453 seconds. [ 1326.504716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.504858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.504944][ T32] task:kworker/1:66 state:D stack:0 pid:3299 tgid:3299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.505151][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.505359][ T32] Call trace: [ 1326.505551][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.533486][ T32] r10:829188dc r9:dfd09d84 r8:00000002 r7:60000113 r6:dfd09d8c r5:849d1800 [ 1326.533705][ T32] r4:849d1800 [ 1326.533821][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.534576][ T32] r5:849d1800 r4:829188d8 [ 1326.534640][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.534750][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.534864][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd09e08 [ 1326.534948][ T32] r4:00000000 [ 1326.535000][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.535117][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.535305][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.535402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522640 [ 1326.535512][ T32] r4:00000000 [ 1326.535650][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.546672][ T32] r9:83018205 r8:849d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1326.546751][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.546879][ T32] r5:00001000 r4:ebd9d000 [ 1326.547105][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.547204][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.547301][ T32] r5:8593338c r4:85933000 [ 1326.547637][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.547752][ T32] r7:ddde2d80 r6:83018200 r5:8593338c r4:83ae0c80 [ 1326.547802][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.547910][ T32] r10:61c88647 r9:849d1800 r8:83ae0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.547962][ T32] r4:83ae0c80 [ 1326.548010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.548619][ T32] r10:00000000 r9:83ae0c80 r8:8027f5e8 r7:dfd05e60 r6:83ae0d00 r5:849d1800 [ 1326.548680][ T32] r4:00000001 [ 1326.548728][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.548843][ T32] Exception stack(0xdfd09fb0 to 0xdfd09ff8) [ 1326.548923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.549373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.550307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.550385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.550439][ T32] r4:848ed180 [ 1326.551350][ T32] INFO: task kworker/1:66:3299 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.551443][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.551586][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.551846][ T32] Call trace: [ 1326.552463][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.552646][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.552708][ T32] r4:00000000 [ 1326.552754][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.552882][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.552960][ T32] 5d20: 9ff4c000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.553142][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.553265][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.553410][ T32] r5:80070013 r4:80239bb0 [ 1326.553465][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.553577][ T32] r4:82ac11e4 [ 1326.553637][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.553769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.553864][ T32] r4:e0635dc0 [ 1326.553922][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.554019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.554217][ T32] r4:00000000 [ 1326.554387][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.554793][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.554851][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.554969][ T32] r5:00001000 r4:e01b1000 [ 1326.555022][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.555112][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.555207][ T32] r5:8436438c r4:84364000 [ 1326.555254][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.555373][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.555427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.555629][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.586592][ T32] r4:84be5080 [ 1326.587036][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.587189][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.587454][ T32] r4:00000001 [ 1326.587507][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.587704][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.587782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.587849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.587909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.587976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.588326][ T32] r4:84be4100 [ 1326.588437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.588522][ T32] INFO: task kworker/1:67:3301 blocked for more than 453 seconds. [ 1326.588594][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.588654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.588705][ T32] task:kworker/1:67 state:D stack:0 pid:3301 tgid:3301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.589406][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.589513][ T32] Call trace: [ 1326.589585][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.589730][ T32] r10:829188dc r9:dfd01d84 r8:00000002 r7:60000113 r6:dfd01d8c r5:849d3000 [ 1326.589785][ T32] r4:849d3000 [ 1326.589851][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.589951][ T32] r5:849d3000 r4:829188d8 [ 1326.590235][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.590332][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.590563][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd01e08 [ 1326.590629][ T32] r4:00000000 [ 1326.590675][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.590762][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.590848][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.590943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855225c0 [ 1326.590995][ T32] r4:00000000 [ 1326.591038][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.591143][ T32] r9:83018205 r8:849d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1326.591192][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.591282][ T32] r5:00001000 r4:ebd69000 [ 1326.591334][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.591447][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.591575][ T32] r5:85932f8c r4:85932c00 [ 1326.591635][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.591734][ T32] r7:ddde2d80 r6:83018200 r5:85932f8c r4:83ae0d80 [ 1326.591788][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.591896][ T32] r10:61c88647 r9:849d3000 r8:83ae0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.592037][ T32] r4:83ae0d80 [ 1326.592088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.592193][ T32] r10:00000000 r9:83ae0d80 r8:8027f5e8 r7:dfd09e60 r6:83ae0e00 r5:849d3000 [ 1326.592241][ T32] r4:00000001 [ 1326.592405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.592490][ T32] Exception stack(0xdfd01fb0 to 0xdfd01ff8) [ 1326.592554][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.592628][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.592692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.592758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.592850][ T32] r4:848ed4c0 [ 1326.593788][ T32] INFO: task kworker/1:67:3301 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.593864][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.594187][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.594515][ T32] Call trace: [ 1326.595067][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.595272][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.595576][ T32] r4:00000000 [ 1326.635985][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.636152][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.636273][ T32] 5d20: a07e8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.636343][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.636488][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.636557][ T32] r5:80070013 r4:80239bb0 [ 1326.636606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.636714][ T32] r4:82ac11e4 [ 1326.636847][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.636977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.637035][ T32] r4:e0635dc0 [ 1326.637083][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.637182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.637236][ T32] r4:00000000 [ 1326.637282][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.637384][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.637434][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.637533][ T32] r5:00001000 r4:e01b1000 [ 1326.637579][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.637704][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.637802][ T32] r5:8436438c r4:84364000 [ 1326.637849][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.637961][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.638011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.638114][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.638168][ T32] r4:84be5080 [ 1326.638221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.638328][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.638377][ T32] r4:00000001 [ 1326.638421][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.638500][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.638560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.638654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.638756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.638957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.639018][ T32] r4:84be4100 [ 1326.639076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.639143][ T32] INFO: task kworker/1:68:3302 blocked for more than 453 seconds. [ 1326.639211][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.639264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.639309][ T32] task:kworker/1:68 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.639425][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.639539][ T32] Call trace: [ 1326.639673][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.639884][ T32] r10:829188dc r9:dfd0dd84 r8:00000002 r7:60000113 r6:dfd0dd8c r5:849d0000 [ 1326.639947][ T32] r4:849d0000 [ 1326.639993][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.640092][ T32] r5:849d0000 r4:829188d8 [ 1326.640241][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.640333][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.640436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1326.640489][ T32] r4:00000000 [ 1326.640584][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.640723][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.640810][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.640906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522940 [ 1326.640957][ T32] r4:00000000 [ 1326.641002][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.641121][ T32] r9:83018205 r8:849d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1326.641176][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.641369][ T32] r5:00001000 r4:ebe3f000 [ 1326.641733][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.641845][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.641942][ T32] r5:85933f8c r4:85933c00 [ 1326.641986][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.642086][ T32] r7:ddde2d80 r6:83018200 r5:85933f8c r4:83ae0e80 [ 1326.642134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.642239][ T32] r10:61c88647 r9:849d0000 r8:83ae0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.642377][ T32] r4:83ae0e80 [ 1326.642558][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.642684][ T32] r10:00000000 r9:83ae0e80 r8:8027f5e8 r7:dfd09e60 r6:83ae0f00 r5:849d0000 [ 1326.642736][ T32] r4:00000001 [ 1326.642785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.642863][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) [ 1326.642924][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.642992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.643054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.643119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.643170][ T32] r4:848ed600 [ 1326.644250][ T32] INFO: task kworker/1:68:3302 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.644329][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.644489][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.644694][ T32] Call trace: [ 1326.644771][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.644879][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.644932][ T32] r4:00000000 [ 1326.645070][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.645160][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.645229][ T32] 5d20: a07e8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.645316][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.645381][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.645438][ T32] r5:80070013 r4:80239bb0 [ 1326.645482][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.666984][ T32] r4:82ac11e4 [ 1326.667124][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.667265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.667319][ T32] r4:e0635dc0 [ 1326.667367][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.667521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.667764][ T32] r4:00000000 [ 1326.667894][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.668007][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.668056][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.668156][ T32] r5:00001000 r4:e01b1000 [ 1326.668218][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.668312][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.668406][ T32] r5:8436438c r4:84364000 [ 1326.668451][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.668622][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.668678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.668882][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.669039][ T32] r4:84be5080 [ 1326.669104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.669353][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.669411][ T32] r4:00000001 [ 1326.669469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.669574][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.669697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.669796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.670056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.670131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.670198][ T32] r4:84be4100 [ 1326.670256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.670484][ T32] INFO: task kworker/1:69:3305 blocked for more than 453 seconds. [ 1326.670748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.670809][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.671053][ T32] task:kworker/1:69 state:D stack:0 pid:3305 tgid:3305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.671222][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.671383][ T32] Call trace: [ 1326.671481][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.671592][ T32] r10:829188dc r9:dfd11d84 r8:00000002 r7:60000113 r6:dfd11d8c r5:849d4800 [ 1326.671678][ T32] r4:849d4800 [ 1326.671729][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.671822][ T32] r5:849d4800 r4:829188d8 [ 1326.671890][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.671982][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.672086][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd11e08 [ 1326.672162][ T32] r4:00000000 [ 1326.672212][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.672353][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.672443][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.672542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522740 [ 1326.672591][ T32] r4:00000000 [ 1326.672643][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.672741][ T32] r9:83018205 r8:849d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1326.672790][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.672895][ T32] r5:00001000 r4:ebdd7000 [ 1326.672945][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.673034][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.673128][ T32] r5:8593378c r4:85933400 [ 1326.673172][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.673292][ T32] r7:ddde2d80 r6:83018200 r5:8593378c r4:83ae0f80 [ 1326.673415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.673529][ T32] r10:61c88647 r9:849d4800 r8:83ae0fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.673579][ T32] r4:83ae0f80 [ 1326.673628][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.673763][ T32] r10:00000000 r9:83ae0f80 r8:8027f5e8 r7:dfd0de60 r6:848ec000 r5:849d4800 [ 1326.673828][ T32] r4:00000001 [ 1326.673879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.673962][ T32] Exception stack(0xdfd11fb0 to 0xdfd11ff8) [ 1326.674022][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.674086][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.674146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.674209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.674260][ T32] r4:848ed880 [ 1326.675195][ T32] INFO: task kworker/1:69:3305 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.675271][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.675424][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.710023][ T32] Call trace: [ 1326.710215][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.710370][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.710428][ T32] r4:00000000 [ 1326.710476][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.710568][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.710646][ T32] 5d20: a1304000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.711168][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.711262][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.711324][ T32] r5:80070013 r4:80239bb0 [ 1326.711392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.711513][ T32] r4:82ac11e4 [ 1326.711559][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.711659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.711711][ T32] r4:e0635dc0 [ 1326.711775][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.712005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.712061][ T32] r4:00000000 [ 1326.712105][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.712296][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.712351][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.712610][ T32] r5:00001000 r4:e01b1000 [ 1326.712665][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.712752][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.712848][ T32] r5:8436438c r4:84364000 [ 1326.713517][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.713671][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.713730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.713881][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.713940][ T32] r4:84be5080 [ 1326.714052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.714160][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.714211][ T32] r4:00000001 [ 1326.714254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.714329][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.714610][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.714686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.714747][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.714812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.714859][ T32] r4:84be4100 [ 1326.714919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.715353][ T32] INFO: task kworker/1:70:3306 blocked for more than 453 seconds. [ 1326.715430][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.715491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.726896][ T32] task:kworker/1:70 state:D stack:0 pid:3306 tgid:3306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.727018][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.727117][ T32] Call trace: [ 1326.727201][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.727316][ T32] r10:829188dc r9:dfd19d84 r8:00000002 r7:60000113 r6:dfd19d8c r5:849ebc00 [ 1326.727627][ T32] r4:849ebc00 [ 1326.727686][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.727998][ T32] r5:849ebc00 r4:829188d8 [ 1326.728051][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.728196][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.728317][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd19e08 [ 1326.728383][ T32] r4:00000000 [ 1326.728427][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.728510][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.728596][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.728692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855228c0 [ 1326.729224][ T32] r4:00000000 [ 1326.729310][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.730614][ T32] r9:83018205 r8:849ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1326.730683][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.730782][ T32] r5:00001000 r4:ebe03000 [ 1326.730832][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.730933][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.731028][ T32] r5:85933b8c r4:85933800 [ 1326.731260][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.731382][ T32] r7:ddde2d80 r6:83018200 r5:85933b8c r4:848ee000 [ 1326.731611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.731728][ T32] r10:61c88647 r9:849ebc00 r8:848ee02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.731783][ T32] r4:848ee000 [ 1326.731831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.733133][ T32] r10:00000000 r9:848ee000 r8:8027f5e8 r7:dfd0de60 r6:848ec080 r5:849ebc00 [ 1326.733671][ T32] r4:00000001 [ 1326.733741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.733844][ T32] Exception stack(0xdfd19fb0 to 0xdfd19ff8) [ 1326.733930][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.734449][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.734609][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.734692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.734936][ T32] r4:848ed880 [ 1326.769610][ T32] INFO: task kworker/1:70:3306 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.769864][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.770398][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.771176][ T32] Call trace: [ 1326.771521][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.771674][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.771742][ T32] r4:00000000 [ 1326.771798][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.771936][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.772020][ T32] 5d20: a15c0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.772098][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.772164][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.772226][ T32] r5:80070013 r4:80239bb0 [ 1326.772279][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.772380][ T32] r4:82ac11e4 [ 1326.772431][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.772531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.772644][ T32] r4:e0635dc0 [ 1326.772867][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.772990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.773051][ T32] r4:00000000 [ 1326.773104][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.773221][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.773275][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.773549][ T32] r5:00001000 r4:e01b1000 [ 1326.773632][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.773755][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.773931][ T32] r5:8436438c r4:84364000 [ 1326.773985][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.774207][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.774269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.774382][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.774507][ T32] r4:84be5080 [ 1326.774568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.774678][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.774735][ T32] r4:00000001 [ 1326.774782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.774870][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.774945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.775174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.775267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.775337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.775426][ T32] r4:84be4100 [ 1326.775494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.775641][ T32] INFO: task kworker/1:71:3309 blocked for more than 453 seconds. [ 1326.797908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.797961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.797987][ T32] task:kworker/1:71 state:D stack:0 pid:3309 tgid:3309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.798053][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.798117][ T32] Call trace: [ 1326.798223][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.798290][ T32] r10:829188dc r9:dfd29d84 r8:00000002 r7:60000113 r6:dfd29d8c r5:849ec800 [ 1326.798316][ T32] r4:849ec800 [ 1326.798339][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.798383][ T32] r5:849ec800 r4:829188d8 [ 1326.798404][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.798447][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.798498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd29e08 [ 1326.798556][ T32] r4:00000000 [ 1326.798583][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.798679][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.798735][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.798785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522a40 [ 1326.798810][ T32] r4:00000000 [ 1326.798831][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.798914][ T32] r9:83018205 r8:849ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1326.798941][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.799019][ T32] r5:00001000 r4:ebf4f000 [ 1326.799073][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.799120][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.799201][ T32] r5:8593438c r4:85934000 [ 1326.799225][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.799314][ T32] r7:ddde2d80 r6:83018200 r5:8593438c r4:848ee080 [ 1326.799356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.799444][ T32] r10:61c88647 r9:849ec800 r8:848ee0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.799500][ T32] r4:848ee080 [ 1326.799544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.799642][ T32] r10:00000000 r9:848ee080 r8:8027f5e8 r7:dfd0de60 r6:848ec100 r5:849ec800 [ 1326.799670][ T32] r4:00000001 [ 1326.799703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.799778][ T32] Exception stack(0xdfd29fb0 to 0xdfd29ff8) [ 1326.799812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.799844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.799903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.799976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.800021][ T32] r4:848edb40 [ 1326.800527][ T32] INFO: task kworker/1:71:3309 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.800582][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.800688][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.800741][ T32] Call trace: [ 1326.800814][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.800889][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.800918][ T32] r4:00000000 [ 1326.800938][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.801017][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.801080][ T32] 5d20: a1b4b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.801131][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.801162][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.801207][ T32] r5:80070013 r4:80239bb0 [ 1326.801243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.801318][ T32] r4:82ac11e4 [ 1326.801350][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.801443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.801469][ T32] r4:e0635dc0 [ 1326.801490][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.801536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.801559][ T32] r4:00000000 [ 1326.801579][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.801637][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.801714][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.801782][ T32] r5:00001000 r4:e01b1000 [ 1326.801805][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.801870][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.801950][ T32] r5:8436438c r4:84364000 [ 1326.801972][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.802053][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.802078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.802133][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.802158][ T32] r4:84be5080 [ 1326.802179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.802261][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.802289][ T32] r4:00000001 [ 1326.802310][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.802378][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.802410][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.802440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.802468][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.802499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.802523][ T32] r4:84be4100 [ 1326.802544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.802602][ T32] INFO: task kworker/1:72:3311 blocked for more than 453 seconds. [ 1326.802641][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.802666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.802687][ T32] task:kworker/1:72 state:D stack:0 pid:3311 tgid:3311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.802734][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.802776][ T32] Call trace: [ 1326.802807][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.802856][ T32] r10:829188dc r9:dfd3dd84 r8:00000002 r7:60000113 r6:dfd3dd8c r5:849ee000 [ 1326.802879][ T32] r4:849ee000 [ 1326.802912][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.802959][ T32] r5:849ee000 r4:829188d8 [ 1326.802980][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.803022][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.803072][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd3de08 [ 1326.803134][ T32] r4:00000000 [ 1326.803158][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.803199][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.803237][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.803283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522a00 [ 1326.803338][ T32] r4:00000000 [ 1326.803364][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.803415][ T32] r9:83018205 r8:849ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1326.803438][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.803483][ T32] r5:00001000 r4:ec7c1000 [ 1326.803516][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.803561][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.803631][ T32] r5:8593478c r4:85934400 [ 1326.803656][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.803724][ T32] r7:ddde2d80 r6:83018200 r5:8593478c r4:848ee100 [ 1326.803779][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.803836][ T32] r10:61c88647 r9:849ee000 r8:848ee12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.803894][ T32] r4:848ee100 [ 1326.803930][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.803982][ T32] r10:00000000 r9:848ee100 r8:8027f5e8 r7:dfd29e60 r6:848ec180 r5:849ee000 [ 1326.804006][ T32] r4:00000001 [ 1326.804026][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.804062][ T32] Exception stack(0xdfd3dfb0 to 0xdfd3dff8) [ 1326.804103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.804135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.804183][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.804218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.804242][ T32] r4:848edd40 [ 1326.804571][ T32] INFO: task kworker/1:72:3311 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.804656][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.804720][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.804766][ T32] Call trace: [ 1326.804796][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.804850][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.804875][ T32] r4:00000000 [ 1326.804895][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.804934][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.804999][ T32] 5d20: a1b4b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.805035][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.805093][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.805122][ T32] r5:80070013 r4:80239bb0 [ 1326.805174][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.805237][ T32] r4:82ac11e4 [ 1326.805260][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.805322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.805378][ T32] r4:e0635dc0 [ 1326.805401][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.805461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.805517][ T32] r4:00000000 [ 1326.805640][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.828575][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.828637][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.828740][ T32] r5:00001000 r4:e01b1000 [ 1326.828796][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.828869][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.828985][ T32] r5:8436438c r4:84364000 [ 1326.829012][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.829068][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.829090][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.829173][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.829202][ T32] r4:84be5080 [ 1326.829224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.829308][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.829365][ T32] r4:00000001 [ 1326.829417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.829461][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.829494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.829524][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.829552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.829583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.829606][ T32] r4:84be4100 [ 1326.829638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.829708][ T32] INFO: task kworker/1:73:3313 blocked for more than 453 seconds. [ 1326.829780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.829810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.829833][ T32] task:kworker/1:73 state:D stack:0 pid:3313 tgid:3313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.829924][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.830001][ T32] Call trace: [ 1326.830037][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.830091][ T32] r10:829188dc r9:dfd4dd84 r8:00000002 r7:60000113 r6:dfd4dd8c r5:849ed400 [ 1326.830114][ T32] r4:849ed400 [ 1326.830149][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.830225][ T32] r5:849ed400 r4:829188d8 [ 1326.830249][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.830327][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.830381][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd4de08 [ 1326.830404][ T32] r4:00000000 [ 1326.830455][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.830528][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.830572][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.830650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522f00 [ 1326.830678][ T32] r4:00000000 [ 1326.830730][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.830783][ T32] r9:83018205 r8:849ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1326.830806][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.830876][ T32] r5:00001000 r4:ec931000 [ 1326.830900][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.830942][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.830986][ T32] r5:85935b8c r4:85935800 [ 1326.831020][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.831070][ T32] r7:ddde2d80 r6:83018200 r5:85935b8c r4:848ee180 [ 1326.831092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.831141][ T32] r10:61c88647 r9:849ed400 r8:848ee1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.831177][ T32] r4:848ee180 [ 1326.831229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.831301][ T32] r10:00000000 r9:848ee180 r8:8027f5e8 r7:dfd3de60 r6:848ec200 r5:849ed400 [ 1326.831342][ T32] r4:00000001 [ 1326.831365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.831437][ T32] Exception stack(0xdfd4dfb0 to 0xdfd4dff8) [ 1326.831470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.831501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.831528][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.831560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.831582][ T32] r4:8497fac0 [ 1326.832116][ T32] INFO: task kworker/1:73:3313 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.832154][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.832239][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.832307][ T32] Call trace: [ 1326.832343][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.832397][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.832421][ T32] r4:00000000 [ 1326.832441][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.832481][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.832550][ T32] 5d20: a249d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.832586][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.832618][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.832680][ T32] r5:80070013 r4:80239bb0 [ 1326.832735][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.832782][ T32] r4:82ac11e4 [ 1326.832837][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.832934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.833005][ T32] r4:e0635dc0 [ 1326.833050][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.833146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.833193][ T32] r4:00000000 [ 1326.833236][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.833325][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.833348][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.833394][ T32] r5:00001000 r4:e01b1000 [ 1326.833413][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.833490][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.833586][ T32] r5:8436438c r4:84364000 [ 1326.833682][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.833798][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.833847][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.833955][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.834010][ T32] r4:84be5080 [ 1326.834056][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.834200][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.834256][ T32] r4:00000001 [ 1326.834301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.834460][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.834528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.834595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.834673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.834738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.834806][ T32] r4:84be4100 [ 1326.834855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.834911][ T32] INFO: task kworker/1:74:3315 blocked for more than 453 seconds. [ 1326.834977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.835097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.835148][ T32] task:kworker/1:74 state:D stack:0 pid:3315 tgid:3315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.835321][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.835562][ T32] Call trace: [ 1326.855923][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.856040][ T32] r10:829188dc r9:dfd51d84 r8:00000002 r7:60000113 r6:dfd51d8c r5:849eec00 [ 1326.856109][ T32] r4:849eec00 [ 1326.856165][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.856261][ T32] r5:849eec00 r4:829188d8 [ 1326.856304][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.856395][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.856498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd51e08 [ 1326.856549][ T32] r4:00000000 [ 1326.856591][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.856693][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.856781][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.856873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522c80 [ 1326.856925][ T32] r4:00000000 [ 1326.857329][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.857438][ T32] r9:83018205 r8:849eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1326.857610][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.857749][ T32] r5:00001000 r4:ec7df000 [ 1326.857795][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.857929][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.858026][ T32] r5:85934b8c r4:85934800 [ 1326.858073][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.858174][ T32] r7:ddde2d80 r6:83018200 r5:85934b8c r4:848ee200 [ 1326.859444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.859556][ T32] r10:61c88647 r9:849eec00 r8:848ee22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.860990][ T32] r4:848ee200 [ 1326.861050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.861194][ T32] r10:00000000 r9:848ee200 r8:8027f5e8 r7:dfd4de60 r6:848ec280 r5:849eec00 [ 1326.861252][ T32] r4:00000001 [ 1326.861297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.861379][ T32] Exception stack(0xdfd51fb0 to 0xdfd51ff8) [ 1326.861443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.861506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.861565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.861640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.861881][ T32] r4:848edf40 [ 1326.862745][ T32] INFO: task kworker/1:74:3315 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.862823][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.862955][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.863212][ T32] Call trace: [ 1326.863294][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.863401][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.863455][ T32] r4:00000000 [ 1326.863502][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.863588][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.864029][ T32] 5d20: a2626000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.864107][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.864219][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.864283][ T32] r5:80070013 r4:80239bb0 [ 1326.864328][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.864417][ T32] r4:82ac11e4 [ 1326.864462][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.864557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.864991][ T32] r4:e0635dc0 [ 1326.865045][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.865222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.865280][ T32] r4:00000000 [ 1326.865329][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.865402][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.865426][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.888059][ T32] r5:00001000 r4:e01b1000 [ 1326.888213][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.888389][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.888498][ T32] r5:8436438c r4:84364000 [ 1326.888548][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.888892][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.888953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.889102][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.889162][ T32] r4:84be5080 [ 1326.889312][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.889427][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.889484][ T32] r4:00000001 [ 1326.889532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.889643][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.889743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.889848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.889921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.889990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.890046][ T32] r4:84be4100 [ 1326.890100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.890163][ T32] INFO: task kworker/1:75:3316 blocked for more than 453 seconds. [ 1326.890473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.890539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.890591][ T32] task:kworker/1:75 state:D stack:0 pid:3316 tgid:3316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.890745][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.890883][ T32] Call trace: [ 1326.891055][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.891172][ T32] r10:829188dc r9:dfd59d84 r8:00000002 r7:60000013 r6:dfd59d8c r5:849eb000 [ 1326.891226][ T32] r4:849eb000 [ 1326.891274][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.891369][ T32] r5:849eb000 r4:829188d8 [ 1326.891471][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.891569][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.891686][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd59e08 [ 1326.891741][ T32] r4:00000000 [ 1326.891857][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.891953][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.892044][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.892142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85522e80 [ 1326.892194][ T32] r4:00000000 [ 1326.892243][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.892349][ T32] r9:83018205 r8:849eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.892401][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.892496][ T32] r5:00001000 r4:ec8bb000 [ 1326.892732][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.892829][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.892931][ T32] r5:8593538c r4:85935000 [ 1326.893043][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.893155][ T32] r7:ddde2d80 r6:83018200 r5:8593538c r4:848ee280 [ 1326.893204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.893593][ T32] r10:61c88647 r9:849eb000 r8:848ee2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.893700][ T32] r4:848ee280 [ 1326.894067][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.894192][ T32] r10:00000000 r9:848ee280 r8:8027f5e8 r7:dfd4de60 r6:848ec300 r5:849eb000 [ 1326.894251][ T32] r4:00000001 [ 1326.894300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.894380][ T32] Exception stack(0xdfd59fb0 to 0xdfd59ff8) [ 1326.894442][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.894615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.895340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.895463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.895649][ T32] r4:8490b0c0 [ 1326.918787][ T32] INFO: task kworker/1:75:3316 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.918857][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.920781][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.920864][ T32] Call trace: [ 1326.920908][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.920971][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.921084][ T32] r4:00000000 [ 1326.921227][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.921303][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.921339][ T32] 5d20: a3284000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.921374][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.921401][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.921427][ T32] r5:80070013 r4:80239bb0 [ 1326.921448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.921496][ T32] r4:82ac11e4 [ 1326.921516][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.921565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.921589][ T32] r4:e0635dc0 [ 1326.921609][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.921700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.921775][ T32] r4:00000000 [ 1326.921859][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.922510][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.922541][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.922638][ T32] r5:00001000 r4:e01b1000 [ 1326.922663][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.922876][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.923450][ T32] r5:8436438c r4:84364000 [ 1326.923495][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.923578][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.923620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.923680][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.923852][ T32] r4:84be5080 [ 1326.923894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.924055][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.924139][ T32] r4:00000001 [ 1326.924759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.924806][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.924837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.924867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.924901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.924962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.924991][ T32] r4:84be4100 [ 1326.925012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.925043][ T32] INFO: task kworker/1:76:3318 blocked for more than 453 seconds. [ 1326.925077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.925103][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.925125][ T32] task:kworker/1:76 state:D stack:0 pid:3318 tgid:3318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.925174][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.925219][ T32] Call trace: [ 1326.925251][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.925485][ T32] r10:829188dc r9:dfd65d84 r8:00000002 r7:60000013 r6:dfd65d8c r5:849e8c00 [ 1326.925681][ T32] r4:849e8c00 [ 1326.951311][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.951441][ T32] r5:849e8c00 r4:829188d8 [ 1326.951468][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.951514][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.951566][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd65e08 [ 1326.951679][ T32] r4:00000000 [ 1326.951746][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.951903][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.951958][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.952008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857c9440 [ 1326.952031][ T32] r4:00000000 [ 1326.952052][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.952110][ T32] r9:83018205 r8:849e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1326.952137][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.952207][ T32] r5:00001000 r4:ec919000 [ 1326.952793][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.952883][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.953327][ T32] r5:8593578c r4:85935400 [ 1326.953353][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.953415][ T32] r7:ddde2d80 r6:83018200 r5:8593578c r4:848ee300 [ 1326.953468][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.953535][ T32] r10:61c88647 r9:849e8c00 r8:848ee32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.953590][ T32] r4:848ee300 [ 1326.953632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.953728][ T32] r10:00000000 r9:848ee300 r8:8027f5e8 r7:dfd4de60 r6:848ec380 r5:849e8c00 [ 1326.953754][ T32] r4:00000001 [ 1326.953804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.953905][ T32] Exception stack(0xdfd65fb0 to 0xdfd65ff8) [ 1326.953952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.954032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.954341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.954379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.954796][ T32] r4:8490b280 [ 1326.955304][ T32] INFO: task kworker/1:76:3318 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.955537][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.976709][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.976782][ T32] Call trace: [ 1326.976818][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.976892][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.976919][ T32] r4:00000000 [ 1326.976940][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.976984][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.977017][ T32] 5d20: a3c5d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.977053][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.977082][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.977109][ T32] r5:80070013 r4:80239bb0 [ 1326.977130][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.977178][ T32] r4:82ac11e4 [ 1326.977369][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.977449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.977567][ T32] r4:e0635dc0 [ 1326.977663][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.977736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.977762][ T32] r4:00000000 [ 1326.977784][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.977841][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.977865][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.977917][ T32] r5:00001000 r4:e01b1000 [ 1326.977938][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.978552][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.978942][ T32] r5:8436438c r4:84364000 [ 1326.978972][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.979027][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1326.979050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.979466][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.979497][ T32] r4:84be5080 [ 1326.979517][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.979568][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1326.979592][ T32] r4:00000001 [ 1326.979612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.979669][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.979859][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.979909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.979939][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.979995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.980039][ T32] r4:84be4100 [ 1326.980092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.980140][ T32] INFO: task kworker/1:77:3322 blocked for more than 453 seconds. [ 1326.980176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.980202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.980224][ T32] task:kworker/1:77 state:D stack:0 pid:3322 tgid:3322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.980271][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.980336][ T32] Call trace: [ 1326.980372][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1326.980555][ T32] r10:829188dc r9:dfd41d84 r8:00000002 r7:60000113 r6:dfd41d8c r5:841f2400 [ 1326.980630][ T32] r4:841f2400 [ 1326.980657][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1326.980709][ T32] r5:841f2400 r4:829188d8 [ 1326.980731][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.980773][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.980823][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 [ 1326.980846][ T32] r4:00000000 [ 1326.980867][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1326.980912][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1326.981013][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.981063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b000 [ 1326.981087][ T32] r4:00000000 [ 1326.981107][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1326.981155][ T32] r9:83018205 r8:841f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1326.981635][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1326.981724][ T32] r5:00001000 r4:ec94b000 [ 1326.981770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1326.981833][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.981929][ T32] r5:85935f8c r4:85935c00 [ 1326.981980][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.982052][ T32] r7:ddde2d80 r6:83018200 r5:85935f8c r4:848ee380 [ 1326.982075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.982126][ T32] r10:61c88647 r9:841f2400 r8:848ee3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.982154][ T32] r4:848ee380 [ 1326.982173][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.982226][ T32] r10:00000000 r9:848ee380 r8:8027f5e8 r7:dfd4de60 r6:848ec400 r5:841f2400 [ 1326.982249][ T32] r4:00000001 [ 1326.982336][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.982379][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 1326.982426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.982481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.982646][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.982686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.982710][ T32] r4:8490b440 [ 1326.983202][ T32] INFO: task kworker/1:77:3322 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1326.983238][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.983298][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.983345][ T32] Call trace: [ 1326.983455][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1326.983521][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1326.983560][ T32] r4:00000000 [ 1326.983868][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.983924][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1326.984017][ T32] 5d20: a3c5d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1326.984055][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1326.984394][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1326.984643][ T32] r5:80070013 r4:80239bb0 [ 1326.984669][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.984715][ T32] r4:82ac11e4 [ 1326.984741][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.985088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1326.985118][ T32] r4:e0635dc0 [ 1326.985139][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1326.985186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1326.985209][ T32] r4:00000000 [ 1326.985512][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.005834][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.005920][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.005994][ T32] r5:00001000 r4:e01b1000 [ 1327.006018][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.006064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.006114][ T32] r5:8436438c r4:84364000 [ 1327.006136][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.006213][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.006300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.006359][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.006384][ T32] r4:84be5080 [ 1327.006407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.006462][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.006486][ T32] r4:00000001 [ 1327.006545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.006590][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.006703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.006742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.006773][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.006807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.006834][ T32] r4:84be4100 [ 1327.006858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.006895][ T32] INFO: task kworker/1:78:3323 blocked for more than 453 seconds. [ 1327.006929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.006955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.006977][ T32] task:kworker/1:78 state:D stack:0 pid:3323 tgid:3323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.007034][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.007081][ T32] Call trace: [ 1327.007114][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.007168][ T32] r10:829188dc r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:84a84800 [ 1327.007192][ T32] r4:84a84800 [ 1327.007212][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.007256][ T32] r5:84a84800 r4:829188d8 [ 1327.007479][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.007527][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.007580][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 1327.007603][ T32] r4:00000000 [ 1327.007647][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.007691][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.007731][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.007872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b140 [ 1327.008245][ T32] r4:00000000 [ 1327.008270][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.008320][ T32] r9:83018205 r8:84a84800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1327.008347][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.008394][ T32] r5:00001000 r4:ec95f000 [ 1327.008416][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.008535][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.008587][ T32] r5:8593638c r4:85936000 [ 1327.008780][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.008892][ T32] r7:ddde2d80 r6:83018200 r5:8593638c r4:848ee400 [ 1327.008919][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.008972][ T32] r10:61c88647 r9:84a84800 r8:848ee42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.009077][ T32] r4:848ee400 [ 1327.009101][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.009152][ T32] r10:00000000 r9:848ee400 r8:8027f5e8 r7:dfd41e60 r6:848ec480 r5:84a84800 [ 1327.009175][ T32] r4:00000001 [ 1327.009194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.009232][ T32] Exception stack(0xdfb95fb0 to 0xdfb95ff8) [ 1327.009260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.009294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.009325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.009356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.009383][ T32] r4:8490b440 [ 1327.009904][ T32] INFO: task kworker/1:78:3323 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.009946][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.010009][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.010097][ T32] Call trace: [ 1327.010139][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.010194][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.010219][ T32] r4:00000000 [ 1327.010239][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.010338][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.010378][ T32] 5d20: a422a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.010413][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.010439][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.010464][ T32] r5:80070013 r4:80239bb0 [ 1327.010485][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.010528][ T32] r4:82ac11e4 [ 1327.010564][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.010614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.010644][ T32] r4:e0635dc0 [ 1327.011237][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.011647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.011678][ T32] r4:00000000 [ 1327.011701][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.011756][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.011802][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.011907][ T32] r5:00001000 r4:e01b1000 [ 1327.011932][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.012174][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.012225][ T32] r5:8436438c r4:84364000 [ 1327.012247][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.012298][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.012319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.012375][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.012401][ T32] r4:84be5080 [ 1327.012421][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.012471][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.012494][ T32] r4:00000001 [ 1327.012513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.012549][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.013042][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.013322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.013356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.013389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.013425][ T32] r4:84be4100 [ 1327.013472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.013509][ T32] INFO: task kworker/1:79:3326 blocked for more than 453 seconds. [ 1327.013540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.013565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.013612][ T32] task:kworker/1:79 state:D stack:0 pid:3326 tgid:3326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.013706][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.013898][ T32] Call trace: [ 1327.013960][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.014015][ T32] r10:829188dc r9:dfba5d84 r8:00000002 r7:60000113 r6:dfba5d8c r5:84490000 [ 1327.014077][ T32] r4:84490000 [ 1327.014103][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.014148][ T32] r5:84490000 r4:829188d8 [ 1327.014187][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.014232][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.014282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 [ 1327.014306][ T32] r4:00000000 [ 1327.014629][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.014683][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.014723][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.014770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b440 [ 1327.014876][ T32] r4:00000000 [ 1327.014902][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.014953][ T32] r9:83018205 r8:84490000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1327.014975][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.015019][ T32] r5:00001000 r4:ec9c5000 [ 1327.015350][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.015397][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.015443][ T32] r5:85936f8c r4:85936c00 [ 1327.015508][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.049541][ T32] r7:ddde2d80 r6:83018200 r5:85936f8c r4:848ee480 [ 1327.049900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.049986][ T32] r10:61c88647 r9:84490000 r8:848ee4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.050487][ T32] r4:848ee480 [ 1327.050516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.050573][ T32] r10:00000000 r9:848ee480 r8:8027f5e8 r7:dfb95e60 r6:848ec500 r5:84490000 [ 1327.050598][ T32] r4:00000001 [ 1327.051020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.051074][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1327.051308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.051350][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.051816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.051854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.051883][ T32] r4:8490b6c0 [ 1327.052373][ T32] INFO: task kworker/1:79:3326 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.052410][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.052482][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.052795][ T32] Call trace: [ 1327.053006][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.053482][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.053576][ T32] r4:00000000 [ 1327.053604][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.053876][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.053920][ T32] 5d20: a480e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.054647][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.054680][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.054711][ T32] r5:80070013 r4:80239bb0 [ 1327.054732][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.055097][ T32] r4:82ac11e4 [ 1327.055158][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.055250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.055634][ T32] r4:e0635dc0 [ 1327.076506][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.076592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.076620][ T32] r4:00000000 [ 1327.076641][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.076695][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.076719][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.076770][ T32] r5:00001000 r4:e01b1000 [ 1327.076791][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.076834][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.076887][ T32] r5:8436438c r4:84364000 [ 1327.076908][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.077001][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.077028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.077081][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.077136][ T32] r4:84be5080 [ 1327.077164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.077223][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.077668][ T32] r4:00000001 [ 1327.077708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.077751][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.077818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.077854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.077889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.077922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.077944][ T32] r4:84be4100 [ 1327.077974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.078007][ T32] INFO: task kworker/1:80:3327 blocked for more than 453 seconds. [ 1327.078042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.078069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.078092][ T32] task:kworker/1:80 state:D stack:0 pid:3327 tgid:3327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.078185][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.078621][ T32] Call trace: [ 1327.079241][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.079540][ T32] r10:829188dc r9:dfbadd84 r8:00000002 r7:60000113 r6:dfbadd8c r5:84490c00 [ 1327.079573][ T32] r4:84490c00 [ 1327.079756][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.079892][ T32] r5:84490c00 r4:829188d8 [ 1327.080077][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.080124][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.080326][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbade08 [ 1327.080609][ T32] r4:00000000 [ 1327.080634][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.080876][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.081541][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.081628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b240 [ 1327.081699][ T32] r4:00000000 [ 1327.081764][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.081820][ T32] r9:83018205 r8:84490c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1327.081844][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.081899][ T32] r5:00001000 r4:ec99f000 [ 1327.081920][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.081962][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.082007][ T32] r5:8593678c r4:85936400 [ 1327.082112][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.082282][ T32] r7:ddde2d80 r6:83018200 r5:8593678c r4:848ee500 [ 1327.082308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.082360][ T32] r10:61c88647 r9:84490c00 r8:848ee52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.082388][ T32] r4:848ee500 [ 1327.082409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.082457][ T32] r10:00000000 r9:848ee500 r8:8027f5e8 r7:dfba5e60 r6:848ec580 r5:84490c00 [ 1327.082481][ T32] r4:00000001 [ 1327.082500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.082537][ T32] Exception stack(0xdfbadfb0 to 0xdfbadff8) [ 1327.082623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.082660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.082775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.082811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.083014][ T32] r4:8490b6c0 [ 1327.083499][ T32] INFO: task kworker/1:80:3327 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.083571][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.083739][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.083798][ T32] Call trace: [ 1327.084183][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.084238][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.084867][ T32] r4:00000000 [ 1327.084897][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.084942][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.084973][ T32] 5d20: a4cf9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.085004][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.085519][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.085550][ T32] r5:80070013 r4:80239bb0 [ 1327.085606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.111785][ T32] r4:82ac11e4 [ 1327.111966][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.112054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.112083][ T32] r4:e0635dc0 [ 1327.112105][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.112155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.112238][ T32] r4:00000000 [ 1327.112625][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.113112][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.113146][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.113200][ T32] r5:00001000 r4:e01b1000 [ 1327.113347][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.113395][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.113445][ T32] r5:8436438c r4:84364000 [ 1327.113466][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.117690][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.140566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.140758][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.140820][ T32] r4:84be5080 [ 1327.140872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.140985][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.141042][ T32] r4:00000001 [ 1327.141092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.141203][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.141325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.141425][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.141504][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.141571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.141663][ T32] r4:84be4100 [ 1327.141724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.141807][ T32] INFO: task kworker/1:81:3329 blocked for more than 453 seconds. [ 1327.141906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.141973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.142023][ T32] task:kworker/1:81 state:D stack:0 pid:3329 tgid:3329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.142140][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.142266][ T32] Call trace: [ 1327.142374][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.142492][ T32] r10:829188dc r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:84491800 [ 1327.142568][ T32] r4:84491800 [ 1327.142630][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.142732][ T32] r5:84491800 r4:829188d8 [ 1327.142784][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.142877][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.143016][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1327.143105][ T32] r4:00000000 [ 1327.143188][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.143301][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.143402][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.143521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b6c0 [ 1327.143583][ T32] r4:00000000 [ 1327.143641][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.143752][ T32] r9:83018205 r8:84491800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1327.143829][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.143956][ T32] r5:00001000 r4:eca03000 [ 1327.144012][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.144124][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.144230][ T32] r5:8593778c r4:85937400 [ 1327.144283][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.144390][ T32] r7:ddde2d80 r6:83018200 r5:8593778c r4:848ee580 [ 1327.144443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.144569][ T32] r10:61c88647 r9:84491800 r8:848ee5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.144640][ T32] r4:848ee580 [ 1327.144690][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.144813][ T32] r10:00000000 r9:848ee580 r8:8027f5e8 r7:dfba5e60 r6:848ec600 r5:84491800 [ 1327.144888][ T32] r4:00000001 [ 1327.144938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.145024][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1327.145111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.145189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.145273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.145349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.145410][ T32] r4:8490b6c0 [ 1327.158344][ T32] INFO: task kworker/1:81:3329 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.158498][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.158689][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.158935][ T32] Call trace: [ 1327.159035][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.159159][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.159221][ T32] r4:00000000 [ 1327.159290][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.159401][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.159487][ T32] 5d20: a533f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.159560][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.159631][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.159694][ T32] r5:80070013 r4:80239bb0 [ 1327.159743][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.159839][ T32] r4:82ac11e4 [ 1327.159893][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.159996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.160074][ T32] r4:e0635dc0 [ 1327.160133][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.160238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.160294][ T32] r4:00000000 [ 1327.160345][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.160504][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.160566][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.160679][ T32] r5:00001000 r4:e01b1000 [ 1327.160730][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.160823][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.160925][ T32] r5:8436438c r4:84364000 [ 1327.160994][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.161215][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.161326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.161441][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.161504][ T32] r4:84be5080 [ 1327.161553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.161691][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.161753][ T32] r4:00000001 [ 1327.161801][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.161886][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.162104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.162189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.162255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.162332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.162390][ T32] r4:84be4100 [ 1327.162447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.162508][ T32] INFO: task kworker/1:82:3332 blocked for more than 453 seconds. [ 1327.162581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.162675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.162748][ T32] task:kworker/1:82 state:D stack:0 pid:3332 tgid:3332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.162880][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.162996][ T32] Call trace: [ 1327.163080][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.163191][ T32] r10:829188dc r9:dfd15d84 r8:00000002 r7:60000113 r6:dfd15d8c r5:84492400 [ 1327.163251][ T32] r4:84492400 [ 1327.163317][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.163421][ T32] r5:84492400 r4:829188d8 [ 1327.163487][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.163596][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.163731][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 [ 1327.163790][ T32] r4:00000000 [ 1327.163945][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.164058][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.164174][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.164300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b5c0 [ 1327.164439][ T32] r4:00000000 [ 1327.164592][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.164715][ T32] r9:83018205 r8:84492400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.164769][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.164868][ T32] r5:00001000 r4:ec9d9000 [ 1327.164914][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.165008][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.165117][ T32] r5:8593738c r4:85937000 [ 1327.165199][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.165340][ T32] r7:ddde2d80 r6:83018200 r5:8593738c r4:848ee600 [ 1327.165405][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.192845][ T32] r10:61c88647 r9:84492400 r8:848ee62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.193013][ T32] r4:848ee600 [ 1327.193080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.193224][ T32] r10:00000000 r9:848ee600 r8:8027f5e8 r7:dfbc5e60 r6:848ec680 r5:84492400 [ 1327.193288][ T32] r4:00000001 [ 1327.193341][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.193433][ T32] Exception stack(0xdfd15fb0 to 0xdfd15ff8) [ 1327.193533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.193639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.193746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.193849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.193917][ T32] r4:8490ba40 [ 1327.194836][ T32] INFO: task kworker/1:82:3332 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.194961][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.195169][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.195283][ T32] Call trace: [ 1327.195360][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.210481][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.210634][ T32] r4:00000000 [ 1327.210693][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.210836][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.210920][ T32] 5d20: a5712000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.210997][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.211062][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.211140][ T32] r5:80070013 r4:80239bb0 [ 1327.211198][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.211292][ T32] r4:82ac11e4 [ 1327.211344][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.211472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.211530][ T32] r4:e0635dc0 [ 1327.211582][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.211696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.211755][ T32] r4:00000000 [ 1327.211805][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.211922][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.211979][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.212106][ T32] r5:00001000 r4:e01b1000 [ 1327.212165][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.212275][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.212382][ T32] r5:8436438c r4:84364000 [ 1327.212434][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.212561][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.212628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.212741][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.212835][ T32] r4:84be5080 [ 1327.212925][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.213059][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.213123][ T32] r4:00000001 [ 1327.213174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.213276][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.213359][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.213448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.213530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.213628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.213716][ T32] r4:84be4100 [ 1327.213773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.213838][ T32] INFO: task kworker/1:83:3336 blocked for more than 453 seconds. [ 1327.213915][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.213977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.214028][ T32] task:kworker/1:83 state:D stack:0 pid:3336 tgid:3336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.214148][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.214245][ T32] Call trace: [ 1327.214374][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.214487][ T32] r10:829188dc r9:dfc69d84 r8:00000002 r7:60000113 r6:dfc69d8c r5:84495400 [ 1327.214545][ T32] r4:84495400 [ 1327.214596][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.214705][ T32] r5:84495400 r4:829188d8 [ 1327.214755][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.214845][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.214958][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc69e08 [ 1327.215031][ T32] r4:00000000 [ 1327.215096][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.215187][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.215277][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.215388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b780 [ 1327.215443][ T32] r4:00000000 [ 1327.226815][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.227026][ T32] r9:83018205 r8:84495400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1327.227087][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.227230][ T32] r5:00001000 r4:eca17000 [ 1327.227291][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.227391][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.227494][ T32] r5:85937b8c r4:85937800 [ 1327.227545][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.227665][ T32] r7:ddde2d80 r6:83018200 r5:85937b8c r4:848ee680 [ 1327.227722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.227834][ T32] r10:61c88647 r9:84495400 r8:848ee6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.227908][ T32] r4:848ee680 [ 1327.228023][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.228161][ T32] r10:00000000 r9:848ee680 r8:8027f5e8 r7:dfbc5e60 r6:848ec800 r5:84495400 [ 1327.228223][ T32] r4:00000001 [ 1327.228276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.228365][ T32] Exception stack(0xdfc69fb0 to 0xdfc69ff8) [ 1327.228437][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.228506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.228574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.228655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.228711][ T32] r4:8490bd80 [ 1327.229611][ T32] INFO: task kworker/1:83:3336 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.229719][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.229892][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.230073][ T32] Call trace: [ 1327.230177][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.230295][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.230355][ T32] r4:00000000 [ 1327.230406][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.230498][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.230570][ T32] 5d20: a5712000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.230651][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.230717][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.230780][ T32] r5:80070013 r4:80239bb0 [ 1327.230829][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.230923][ T32] r4:82ac11e4 [ 1327.230975][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.231076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.231132][ T32] r4:e0635dc0 [ 1327.231206][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.231309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.231367][ T32] r4:00000000 [ 1327.231455][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.231579][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.231645][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.231842][ T32] r5:00001000 r4:e01b1000 [ 1327.231916][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.232014][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.232115][ T32] r5:8436438c r4:84364000 [ 1327.232186][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.232303][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.232357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.232466][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.232522][ T32] r4:84be5080 [ 1327.232570][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.232691][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.232754][ T32] r4:00000001 [ 1327.232808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.232898][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.232968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.233056][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.233130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.233207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.233262][ T32] r4:84be4100 [ 1327.233353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.233424][ T32] INFO: task kworker/1:84:3338 blocked for more than 453 seconds. [ 1327.233495][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.233555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.233635][ T32] task:kworker/1:84 state:D stack:0 pid:3338 tgid:3338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.233795][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.233896][ T32] Call trace: [ 1327.233971][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.234098][ T32] r10:829188dc r9:dfd6dd84 r8:00000002 r7:60000113 r6:dfd6dd8c r5:84496000 [ 1327.234162][ T32] r4:84496000 [ 1327.234214][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.234311][ T32] r5:84496000 r4:829188d8 [ 1327.234360][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.234453][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.234562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd6de08 [ 1327.234634][ T32] r4:00000000 [ 1327.234686][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.234776][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.234883][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.235007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bfc0 [ 1327.235129][ T32] r4:00000000 [ 1327.235200][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.235332][ T32] r9:83018205 r8:84496000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1327.235391][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.258053][ T32] r5:00001000 r4:dfb5b000 [ 1327.258143][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.258279][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.258396][ T32] r5:85939b8c r4:85939800 [ 1327.258447][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.258582][ T32] r7:ddde2d80 r6:83018200 r5:85939b8c r4:848ee700 [ 1327.258676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.258794][ T32] r10:61c88647 r9:84496000 r8:848ee72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.258854][ T32] r4:848ee700 [ 1327.258906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.259020][ T32] r10:00000000 r9:848ee700 r8:8027f5e8 r7:dfc69e60 r6:848ec880 r5:84496000 [ 1327.259096][ T32] r4:00000001 [ 1327.259152][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.259292][ T32] Exception stack(0xdfd6dfb0 to 0xdfd6dff8) [ 1327.259382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.259466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.259537][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.259608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.259696][ T32] r4:8490bd40 [ 1327.260629][ T32] INFO: task kworker/1:84:3338 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.260710][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.260864][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.260974][ T32] Call trace: [ 1327.261051][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.261167][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.261224][ T32] r4:00000000 [ 1327.261271][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.261399][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.261474][ T32] 5d20: a58b3000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.261542][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.261605][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.261696][ T32] r5:80070013 r4:80239bb0 [ 1327.261816][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.261942][ T32] r4:82ac11e4 [ 1327.262006][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.262107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.262179][ T32] r4:e0635dc0 [ 1327.262236][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.262331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.262380][ T32] r4:00000000 [ 1327.262425][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.262552][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.262631][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.262735][ T32] r5:00001000 r4:e01b1000 [ 1327.262790][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.262883][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.262982][ T32] r5:8436438c r4:84364000 [ 1327.263034][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.263141][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.263214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.263338][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.263439][ T32] r4:84be5080 [ 1327.263498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.263608][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.263674][ T32] r4:00000001 [ 1327.263728][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.263812][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.263879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.263969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.264070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.264158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.264216][ T32] r4:84be4100 [ 1327.264284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.264375][ T32] INFO: task kworker/1:85:3339 blocked for more than 453 seconds. [ 1327.264469][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.264611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.264680][ T32] task:kworker/1:85 state:D stack:0 pid:3339 tgid:3339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.264789][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.264889][ T32] Call trace: [ 1327.264964][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.265072][ T32] r10:829188dc r9:dfd71d84 r8:00000002 r7:60000113 r6:dfd71d8c r5:84496c00 [ 1327.265146][ T32] r4:84496c00 [ 1327.265214][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.265311][ T32] r5:84496c00 r4:829188d8 [ 1327.265359][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.265452][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.289306][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd71e08 [ 1327.289428][ T32] r4:00000000 [ 1327.289491][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.289641][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.289766][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.289873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b800 [ 1327.289935][ T32] r4:00000000 [ 1327.290059][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.290180][ T32] r9:83018205 r8:84496c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.290235][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.290338][ T32] r5:00001000 r4:eca35000 [ 1327.290389][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.290482][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.290602][ T32] r5:85937f8c r4:85937c00 [ 1327.290673][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.290802][ T32] r7:ddde2d80 r6:83018200 r5:85937f8c r4:848ee780 [ 1327.290861][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.290973][ T32] r10:61c88647 r9:84496c00 r8:848ee7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.291033][ T32] r4:848ee780 [ 1327.291099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.291213][ T32] r10:00000000 r9:848ee780 r8:8027f5e8 r7:dfd6de60 r6:848ec900 r5:84496c00 [ 1327.291273][ T32] r4:00000001 [ 1327.291324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.291470][ T32] Exception stack(0xdfd71fb0 to 0xdfd71ff8) [ 1327.291588][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.291669][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.291735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.291803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.291856][ T32] r4:8490bd40 [ 1327.292791][ T32] INFO: task kworker/1:85:3339 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.292874][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.293054][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.293231][ T32] Call trace: [ 1327.293321][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.293474][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.293583][ T32] r4:00000000 [ 1327.293675][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.293814][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.293895][ T32] 5d20: a59d0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.293987][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.294059][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.294121][ T32] r5:80070013 r4:80239bb0 [ 1327.294204][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.294309][ T32] r4:82ac11e4 [ 1327.294359][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.294485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.294546][ T32] r4:e0635dc0 [ 1327.294597][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.294744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.294809][ T32] r4:00000000 [ 1327.294858][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.295083][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.295150][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.295256][ T32] r5:00001000 r4:e01b1000 [ 1327.295308][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.295402][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.316469][ T32] r5:8436438c r4:84364000 [ 1327.316649][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.316806][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.316886][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.317027][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.317093][ T32] r4:84be5080 [ 1327.317144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.317259][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.317315][ T32] r4:00000001 [ 1327.317366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.317475][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.317564][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.317686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.317759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.317849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.317914][ T32] r4:84be4100 [ 1327.317974][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.318041][ T32] INFO: task kworker/1:86:3341 blocked for more than 453 seconds. [ 1327.318120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.318182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.318234][ T32] task:kworker/1:86 state:D stack:0 pid:3341 tgid:3341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.318385][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.318491][ T32] Call trace: [ 1327.318633][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.318772][ T32] r10:829188dc r9:dfd7dd84 r8:00000002 r7:60000113 r6:dfd7dd8c r5:84390000 [ 1327.318847][ T32] r4:84390000 [ 1327.318921][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.319026][ T32] r5:84390000 r4:829188d8 [ 1327.319079][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.319191][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.319307][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd7de08 [ 1327.319367][ T32] r4:00000000 [ 1327.319416][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.319506][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.319598][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.319714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541b980 [ 1327.319769][ T32] r4:00000000 [ 1327.319818][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.319948][ T32] r9:83018205 r8:84390000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.320020][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.320124][ T32] r5:00001000 r4:eca49000 [ 1327.320177][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.320270][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.320370][ T32] r5:8593838c r4:85938000 [ 1327.320417][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.320523][ T32] r7:ddde2d80 r6:83018200 r5:8593838c r4:848ee800 [ 1327.320576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.320694][ T32] r10:61c88647 r9:84390000 r8:848ee82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.320749][ T32] r4:848ee800 [ 1327.320817][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.320929][ T32] r10:00000000 r9:848ee800 r8:8027f5e8 r7:dfd6de60 r6:848ec980 r5:84390000 [ 1327.320989][ T32] r4:00000001 [ 1327.321056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.321172][ T32] Exception stack(0xdfd7dfb0 to 0xdfd7dff8) [ 1327.321243][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.321313][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.321384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.321453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.321525][ T32] r4:8490bf00 [ 1327.322429][ T32] INFO: task kworker/1:86:3341 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.322527][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.322673][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.322771][ T32] Call trace: [ 1327.322850][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.322965][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.323023][ T32] r4:00000000 [ 1327.323073][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.323191][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.323299][ T32] 5d20: a5be4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.323379][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.323443][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.323506][ T32] r5:80070013 r4:80239bb0 [ 1327.323556][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.323662][ T32] r4:82ac11e4 [ 1327.323716][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.323818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.323894][ T32] r4:e0635dc0 [ 1327.323961][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.324067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.324126][ T32] r4:00000000 [ 1327.324196][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.324314][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.324384][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.324484][ T32] r5:00001000 r4:e01b1000 [ 1327.324548][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.324697][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.324806][ T32] r5:8436438c r4:84364000 [ 1327.324858][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.324965][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.325019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.325128][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.325184][ T32] r4:84be5080 [ 1327.325234][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.325342][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.325439][ T32] r4:00000001 [ 1327.354440][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.354730][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.354816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.354914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.354990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.355070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.355132][ T32] r4:84be4100 [ 1327.355189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.355259][ T32] INFO: task kworker/1:87:3343 blocked for more than 453 seconds. [ 1327.355333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.355394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.355446][ T32] task:kworker/1:87 state:D stack:0 pid:3343 tgid:3343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.359439][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.359592][ T32] Call trace: [ 1327.359702][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.359823][ T32] r10:829188dc r9:dfd81d84 r8:00000002 r7:60000113 r6:dfd81d8c r5:84390c00 [ 1327.359885][ T32] r4:84390c00 [ 1327.359935][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.360032][ T32] r5:84390c00 r4:829188d8 [ 1327.360085][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.360215][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.360351][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd81e08 [ 1327.360425][ T32] r4:00000000 [ 1327.360631][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.360751][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.360854][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.360976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bac0 [ 1327.361037][ T32] r4:00000000 [ 1327.361089][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.361200][ T32] r9:83018205 r8:84390c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1327.361269][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.361387][ T32] r5:00001000 r4:ecdc3000 [ 1327.361440][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.361525][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.361627][ T32] r5:8593878c r4:85938400 [ 1327.361705][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.361812][ T32] r7:ddde2d80 r6:83018200 r5:8593878c r4:848ee880 [ 1327.361865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.361988][ T32] r10:61c88647 r9:84390c00 r8:848ee8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.362053][ T32] r4:848ee880 [ 1327.362114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.362217][ T32] r10:00000000 r9:848ee880 r8:8027f5e8 r7:dfd6de60 r6:848eca00 r5:84390c00 [ 1327.362285][ T32] r4:00000001 [ 1327.362346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.362437][ T32] Exception stack(0xdfd81fb0 to 0xdfd81ff8) [ 1327.362525][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.362629][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.362736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.362823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.362900][ T32] r4:8490bfc0 [ 1327.363912][ T32] INFO: task kworker/1:87:3343 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.363998][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.364196][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.364313][ T32] Call trace: [ 1327.364390][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.364522][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.364632][ T32] r4:00000000 [ 1327.364710][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.364807][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.364876][ T32] 5d20: a5d70000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.364960][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.365027][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.365086][ T32] r5:80070013 r4:80239bb0 [ 1327.365136][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.365232][ T32] r4:82ac11e4 [ 1327.365283][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.365385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.365443][ T32] r4:e0635dc0 [ 1327.365545][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.384670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.384819][ T32] r4:00000000 [ 1327.384879][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.385028][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.385108][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.385223][ T32] r5:00001000 r4:e01b1000 [ 1327.385274][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.385368][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.390370][ T32] r5:8436438c r4:84364000 [ 1327.390491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.390639][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.390716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.390854][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.390920][ T32] r4:84be5080 [ 1327.390974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.391087][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.391146][ T32] r4:00000001 [ 1327.391198][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.391290][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.391364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.391452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.391514][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.391578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.391690][ T32] r4:84be4100 [ 1327.391760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.391845][ T32] INFO: task kworker/1:88:3345 blocked for more than 453 seconds. [ 1327.391923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.392003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.392071][ T32] task:kworker/1:88 state:D stack:0 pid:3345 tgid:3345 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.392221][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.392332][ T32] Call trace: [ 1327.392439][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.392556][ T32] r10:829188dc r9:dfd89d84 r8:00000002 r7:60000113 r6:dfd89d8c r5:84392400 [ 1327.392637][ T32] r4:84392400 [ 1327.392687][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.392782][ T32] r5:84392400 r4:829188d8 [ 1327.392833][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.392945][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.393073][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd89e08 [ 1327.393142][ T32] r4:00000000 [ 1327.393194][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.393282][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.393376][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.393528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bdc0 [ 1327.393595][ T32] r4:00000000 [ 1327.393683][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.393801][ T32] r9:83018205 r8:84392400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1327.393859][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.393961][ T32] r5:00001000 r4:ecddd000 [ 1327.394036][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.394138][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.394256][ T32] r5:8593938c r4:85939000 [ 1327.394312][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.394419][ T32] r7:ddde2d80 r6:83018200 r5:8593938c r4:848ee900 [ 1327.394490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.394602][ T32] r10:61c88647 r9:84392400 r8:848ee92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.394668][ T32] r4:848ee900 [ 1327.394718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.394822][ T32] r10:00000000 r9:848ee900 r8:8027f5e8 r7:dfd6de60 r6:848eca80 r5:84392400 [ 1327.394881][ T32] r4:00000001 [ 1327.394930][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.395035][ T32] Exception stack(0xdfd89fb0 to 0xdfd89ff8) [ 1327.395108][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.395179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.395245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.395334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.395396][ T32] r4:8490d0c0 [ 1327.415157][ T32] INFO: task kworker/1:88:3345 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.415395][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.426524][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.426692][ T32] Call trace: [ 1327.426772][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.426897][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.426958][ T32] r4:00000000 [ 1327.427009][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.427103][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.427176][ T32] 5d20: a62a0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.427249][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.427311][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.427372][ T32] r5:80070013 r4:80239bb0 [ 1327.427419][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.427516][ T32] r4:82ac11e4 [ 1327.427570][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.427682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.427738][ T32] r4:e0635dc0 [ 1327.427791][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.427890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.427946][ T32] r4:00000000 [ 1327.427996][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.428107][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.428165][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.428264][ T32] r5:00001000 r4:e01b1000 [ 1327.428314][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.428406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.428506][ T32] r5:8436438c r4:84364000 [ 1327.428559][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.428676][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.428731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.428841][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.428899][ T32] r4:84be5080 [ 1327.428949][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.429058][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.429115][ T32] r4:00000001 [ 1327.429164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.429248][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.429333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.429412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.429479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.429550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.429607][ T32] r4:84be4100 [ 1327.429700][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.429770][ T32] INFO: task kworker/1:89:3347 blocked for more than 453 seconds. [ 1327.429847][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.429933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.430226][ T32] task:kworker/1:89 state:D stack:0 pid:3347 tgid:3347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.430355][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.430530][ T32] Call trace: [ 1327.430626][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.430738][ T32] r10:829188dc r9:dfd25d84 r8:00000002 r7:60000113 r6:dfd25d8c r5:849d3c00 [ 1327.430794][ T32] r4:849d3c00 [ 1327.430848][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.430947][ T32] r5:849d3c00 r4:829188d8 [ 1327.430995][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.431087][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.431221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd25e08 [ 1327.431280][ T32] r4:00000000 [ 1327.431333][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.431443][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.431528][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.431659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8541bd00 [ 1327.431950][ T32] r4:00000000 [ 1327.432012][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.432116][ T32] r9:83018205 r8:849d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1327.432166][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.432258][ T32] r5:00001000 r4:ecdd7000 [ 1327.432311][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.432409][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.432509][ T32] r5:85938f8c r4:85938c00 [ 1327.432558][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.432674][ T32] r7:ddde2d80 r6:83018200 r5:85938f8c r4:848ee980 [ 1327.432726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.432833][ T32] r10:61c88647 r9:849d3c00 r8:848ee9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.432889][ T32] r4:848ee980 [ 1327.432959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.433073][ T32] r10:00000000 r9:848ee980 r8:8027f5e8 r7:dfd6de60 r6:848eea00 r5:849d3c00 [ 1327.433128][ T32] r4:00000001 [ 1327.433177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.433262][ T32] Exception stack(0xdfd25fb0 to 0xdfd25ff8) [ 1327.433328][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.433397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.433462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.433533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.433588][ T32] r4:8490d180 [ 1327.434541][ T32] INFO: task kworker/1:89:3347 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.434628][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.434765][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.434865][ T32] Call trace: [ 1327.434940][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.435055][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.435113][ T32] r4:00000000 [ 1327.435162][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.435251][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.435320][ T32] 5d20: a62a0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.435394][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.435539][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.459738][ T32] r5:80070013 r4:80239bb0 [ 1327.459832][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.459974][ T32] r4:82ac11e4 [ 1327.460031][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.460138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.460197][ T32] r4:e0635dc0 [ 1327.460248][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.460364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.460425][ T32] r4:00000000 [ 1327.460478][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.460616][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.460697][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.460811][ T32] r5:00001000 r4:e01b1000 [ 1327.460868][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.460963][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.461063][ T32] r5:8436438c r4:84364000 [ 1327.461115][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.461224][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.461295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.461410][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.461466][ T32] r4:84be5080 [ 1327.461512][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.461640][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.461726][ T32] r4:00000001 [ 1327.461776][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.461867][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.461941][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.462014][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.462085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.462156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.462213][ T32] r4:84be4100 [ 1327.462299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.462379][ T32] INFO: task kworker/1:90:3350 blocked for more than 453 seconds. [ 1327.462462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.462527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.462581][ T32] task:kworker/1:90 state:D stack:0 pid:3350 tgid:3350 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.462727][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.462858][ T32] Call trace: [ 1327.462932][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.463046][ T32] r10:829188dc r9:dfd8dd84 r8:00000002 r7:60000113 r6:dfd8dd8c r5:849d6000 [ 1327.463104][ T32] r4:849d6000 [ 1327.463160][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.463284][ T32] r5:849d6000 r4:829188d8 [ 1327.463342][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.463441][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.463574][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd8de08 [ 1327.463659][ T32] r4:00000000 [ 1327.463712][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.463801][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.463888][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.463992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85838d00 [ 1327.464051][ T32] r4:00000000 [ 1327.464100][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.464198][ T32] r9:83018205 r8:849d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1327.464251][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.464348][ T32] r5:00001000 r4:eadc3000 [ 1327.464415][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.464516][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.464618][ T32] r5:8593a38c r4:8593a000 [ 1327.464681][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.464790][ T32] r7:ddde2d80 r6:83018200 r5:8593a38c r4:848eea80 [ 1327.464842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.464955][ T32] r10:61c88647 r9:849d6000 r8:848eeaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.465013][ T32] r4:848eea80 [ 1327.465062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.465168][ T32] r10:00000000 r9:848eea80 r8:8027f5e8 r7:dfd6de60 r6:848eeb00 r5:849d6000 [ 1327.465225][ T32] r4:00000001 [ 1327.465274][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.465359][ T32] Exception stack(0xdfd8dfb0 to 0xdfd8dff8) [ 1327.465428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.480319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.480550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.480640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.480704][ T32] r4:8490d380 [ 1327.481587][ T32] INFO: task kworker/1:90:3350 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.481705][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.481969][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.482111][ T32] Call trace: [ 1327.482190][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.482315][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.482375][ T32] r4:00000000 [ 1327.482424][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.482519][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.482595][ T32] 5d20: a647f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.482706][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.482788][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.482851][ T32] r5:80070013 r4:80239bb0 [ 1327.482905][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.482994][ T32] r4:82ac11e4 [ 1327.483044][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.483134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.483187][ T32] r4:e0635dc0 [ 1327.483237][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.483332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.483404][ T32] r4:00000000 [ 1327.483484][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.483602][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.483689][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.483849][ T32] r5:00001000 r4:e01b1000 [ 1327.483925][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.484036][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.484139][ T32] r5:8436438c r4:84364000 [ 1327.484190][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.484297][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.484352][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.484460][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.484519][ T32] r4:84be5080 [ 1327.484568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.484709][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.484771][ T32] r4:00000001 [ 1327.484822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.484911][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.484975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.485063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.485137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.485206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.485265][ T32] r4:84be4100 [ 1327.485315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.485379][ T32] INFO: task kworker/1:91:3351 blocked for more than 453 seconds. [ 1327.485451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.500650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.500834][ T32] task:kworker/1:91 state:D stack:0 pid:3351 tgid:3351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.500979][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.501113][ T32] Call trace: [ 1327.501191][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.501315][ T32] r10:829188dc r9:dfd99d84 r8:00000002 r7:60000113 r6:dfd99d8c r5:84391800 [ 1327.501377][ T32] r4:84391800 [ 1327.501427][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.501518][ T32] r5:84391800 r4:829188d8 [ 1327.501588][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.501723][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.501834][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd99e08 [ 1327.501891][ T32] r4:00000000 [ 1327.501963][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.502054][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.502140][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.502237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849171c0 [ 1327.502294][ T32] r4:00000000 [ 1327.502347][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.502462][ T32] r9:83018205 r8:84391800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1327.502517][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.502632][ T32] r5:00001000 r4:dfb87000 [ 1327.502687][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.502784][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.502889][ T32] r5:85939f8c r4:85939c00 [ 1327.502941][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.503052][ T32] r7:ddde2d80 r6:83018200 r5:85939f8c r4:848eeb80 [ 1327.503109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.503219][ T32] r10:61c88647 r9:84391800 r8:848eebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.503274][ T32] r4:848eeb80 [ 1327.503326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.503437][ T32] r10:00000000 r9:848eeb80 r8:8027f5e8 r7:dfd8de60 r6:848ecb00 r5:84391800 [ 1327.503498][ T32] r4:00000001 [ 1327.503554][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.503655][ T32] Exception stack(0xdfd99fb0 to 0xdfd99ff8) [ 1327.503725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.503816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.503894][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.503968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.504024][ T32] r4:8490d380 [ 1327.504943][ T32] INFO: task kworker/1:91:3351 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.505030][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.505169][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.505272][ T32] Call trace: [ 1327.505349][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.505462][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.523283][ T32] r4:00000000 [ 1327.523454][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.523599][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.523693][ T32] 5d20: a67bb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.523794][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.523874][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.523939][ T32] r5:80070013 r4:80239bb0 [ 1327.523991][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.524094][ T32] r4:82ac11e4 [ 1327.524147][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.524255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.524331][ T32] r4:e0635dc0 [ 1327.524403][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.524509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.524568][ T32] r4:00000000 [ 1327.524618][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.524745][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.524801][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.524911][ T32] r5:00001000 r4:e01b1000 [ 1327.524964][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.525060][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.525163][ T32] r5:8436438c r4:84364000 [ 1327.525217][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.525329][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.525406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.533112][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.533242][ T32] r4:84be5080 [ 1327.533300][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.533437][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.533494][ T32] r4:00000001 [ 1327.533545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.533671][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.533763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.533836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.533906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.533978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.534033][ T32] r4:84be4100 [ 1327.534088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.534177][ T32] INFO: task kworker/1:92:3354 blocked for more than 454 seconds. [ 1327.534254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.534319][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.534368][ T32] task:kworker/1:92 state:D stack:0 pid:3354 tgid:3354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.534494][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.534601][ T32] Call trace: [ 1327.534689][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.534806][ T32] r10:829188dc r9:dfda5d84 r8:00000002 r7:60000113 r6:dfda5d8c r5:84393c00 [ 1327.534864][ T32] r4:84393c00 [ 1327.534914][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.535017][ T32] r5:84393c00 r4:829188d8 [ 1327.535070][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.535163][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.535277][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda5e08 [ 1327.535337][ T32] r4:00000000 [ 1327.535386][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.535534][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.550603][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.550767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cde00 [ 1327.550850][ T32] r4:00000000 [ 1327.550911][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.551026][ T32] r9:83018205 r8:84393c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1327.551082][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.551190][ T32] r5:00001000 r4:eb231000 [ 1327.551243][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.551335][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.551471][ T32] r5:8593a78c r4:8593a400 [ 1327.551535][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.551649][ T32] r7:ddde2d80 r6:83018200 r5:8593a78c r4:848eec00 [ 1327.551703][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.551815][ T32] r10:61c88647 r9:84393c00 r8:848eec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.551872][ T32] r4:848eec00 [ 1327.551922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.552023][ T32] r10:00000000 r9:848eec00 r8:8027f5e8 r7:dfd8de60 r6:848ecb80 r5:84393c00 [ 1327.552077][ T32] r4:00000001 [ 1327.552121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.552198][ T32] Exception stack(0xdfda5fb0 to 0xdfda5ff8) [ 1327.552259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.552323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.552413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.552500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.552560][ T32] r4:8490d640 [ 1327.553482][ T32] INFO: task kworker/1:92:3354 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.553560][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.553744][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.553853][ T32] Call trace: [ 1327.553933][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.554049][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.554106][ T32] r4:00000000 [ 1327.554157][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.554248][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.554317][ T32] 5d20: a6a1d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.554392][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.554459][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.554520][ T32] r5:80070013 r4:80239bb0 [ 1327.554571][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.554678][ T32] r4:82ac11e4 [ 1327.554729][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.554832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.554891][ T32] r4:e0635dc0 [ 1327.554941][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.555042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.555098][ T32] r4:00000000 [ 1327.555148][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.555256][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.555333][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.555449][ T32] r5:00001000 r4:e01b1000 [ 1327.565246][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.565470][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.566276][ T32] r5:8436438c r4:84364000 [ 1327.566344][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.566502][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.566563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.566694][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.566750][ T32] r4:84be5080 [ 1327.566803][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.566919][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.566978][ T32] r4:00000001 [ 1327.567027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.567112][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.567183][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.567252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.567323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.567398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.567456][ T32] r4:84be4100 [ 1327.567512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.567581][ T32] INFO: task kworker/1:93:3355 blocked for more than 454 seconds. [ 1327.567677][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.567741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.567834][ T32] task:kworker/1:93 state:D stack:0 pid:3355 tgid:3355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.567982][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.568085][ T32] Call trace: [ 1327.568162][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.568275][ T32] r10:829188dc r9:dfda9d84 r8:00000002 r7:60000113 r6:dfda9d8c r5:84394800 [ 1327.568356][ T32] r4:84394800 [ 1327.568427][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.568539][ T32] r5:84394800 r4:829188d8 [ 1327.568605][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.568709][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.568822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda9e08 [ 1327.568884][ T32] r4:00000000 [ 1327.568938][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.569030][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.569128][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.569229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ea3c0 [ 1327.569284][ T32] r4:00000000 [ 1327.569333][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.569444][ T32] r9:83018205 r8:84394800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1327.569499][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.569595][ T32] r5:00001000 r4:eb58f000 [ 1327.569688][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.569787][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.569892][ T32] r5:8593ab8c r4:8593a800 [ 1327.569945][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.570051][ T32] r7:ddde2d80 r6:83018200 r5:8593ab8c r4:848eec80 [ 1327.570101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.570212][ T32] r10:61c88647 r9:84394800 r8:848eecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.570267][ T32] r4:848eec80 [ 1327.570315][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.570422][ T32] r10:00000000 r9:848eec80 r8:8027f5e8 r7:dfda5e60 r6:848ecc00 r5:84394800 [ 1327.570479][ T32] r4:00000001 [ 1327.570525][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.570611][ T32] Exception stack(0xdfda9fb0 to 0xdfda9ff8) [ 1327.570689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.570757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.570825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.570895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.570953][ T32] r4:8490d640 [ 1327.571836][ T32] INFO: task kworker/1:93:3355 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.571921][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.572123][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.572226][ T32] Call trace: [ 1327.572302][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.572415][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.572472][ T32] r4:00000000 [ 1327.572525][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.572628][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.572724][ T32] 5d20: a6a1d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.572822][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.572893][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.572954][ T32] r5:80070013 r4:80239bb0 [ 1327.573005][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.573101][ T32] r4:82ac11e4 [ 1327.573152][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.573253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.573310][ T32] r4:e0635dc0 [ 1327.573356][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.573460][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.573517][ T32] r4:00000000 [ 1327.573587][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.573747][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.573849][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.573975][ T32] r5:00001000 r4:e01b1000 [ 1327.574031][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.574127][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.574229][ T32] r5:8436438c r4:84364000 [ 1327.574299][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.574412][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.574466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.574577][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.574644][ T32] r4:84be5080 [ 1327.574693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.574802][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.574857][ T32] r4:00000001 [ 1327.574907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.574992][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.575057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.575130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.575200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.575276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.575337][ T32] r4:84be4100 [ 1327.575387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.575447][ T32] INFO: task kworker/1:95:3359 blocked for more than 454 seconds. [ 1327.598592][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.598746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.598806][ T32] task:kworker/1:95 state:D stack:0 pid:3359 tgid:3359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.598937][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.599064][ T32] Call trace: [ 1327.599140][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.599263][ T32] r10:829188dc r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:84395400 [ 1327.599322][ T32] r4:84395400 [ 1327.599377][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.599476][ T32] r5:84395400 r4:829188d8 [ 1327.599527][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.599629][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.599744][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 [ 1327.599802][ T32] r4:00000000 [ 1327.599850][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.599941][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.600035][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.600138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ea9c0 [ 1327.600195][ T32] r4:00000000 [ 1327.600247][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.600362][ T32] r9:83018205 r8:84395400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1327.600417][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.600519][ T32] r5:00001000 r4:eba0b000 [ 1327.600572][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.600674][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.600778][ T32] r5:8593b78c r4:8593b400 [ 1327.600826][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.600938][ T32] r7:ddde2d80 r6:83018200 r5:8593b78c r4:848eed80 [ 1327.600995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.601105][ T32] r10:61c88647 r9:84395400 r8:848eedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.601161][ T32] r4:848eed80 [ 1327.601239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.601354][ T32] r10:00000000 r9:848eed80 r8:8027f5e8 r7:dfdb1e60 r6:848ecd00 r5:84395400 [ 1327.601415][ T32] r4:00000001 [ 1327.601498][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.601597][ T32] Exception stack(0xdfc7dfb0 to 0xdfc7dff8) [ 1327.601698][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.601770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.601837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.601907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.601957][ T32] r4:8490db40 [ 1327.602876][ T32] INFO: task kworker/1:95:3359 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.602955][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.603120][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.603242][ T32] Call trace: [ 1327.603326][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.603443][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.603503][ T32] r4:00000000 [ 1327.603554][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.603657][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.603734][ T32] 5d20: a6c9a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.603809][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.603945][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.604017][ T32] r5:80070013 r4:80239bb0 [ 1327.604068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.604169][ T32] r4:82ac11e4 [ 1327.604223][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.604326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.604383][ T32] r4:e0635dc0 [ 1327.604433][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.604536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.604592][ T32] r4:00000000 [ 1327.604652][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.604766][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.604818][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.604922][ T32] r5:00001000 r4:e01b1000 [ 1327.604974][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.605073][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.605186][ T32] r5:8436438c r4:84364000 [ 1327.605241][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.605350][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.605404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.626060][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.626214][ T32] r4:84be5080 [ 1327.626272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.626416][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.626472][ T32] r4:00000001 [ 1327.626524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.626667][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.626753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.626827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.626899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.626974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.627031][ T32] r4:84be4100 [ 1327.627086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.627153][ T32] INFO: task kworker/1:96:3361 blocked for more than 454 seconds. [ 1327.627230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.627310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.627368][ T32] task:kworker/1:96 state:D stack:0 pid:3361 tgid:3361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.627549][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.627673][ T32] Call trace: [ 1327.627753][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.627869][ T32] r10:829188dc r9:dfd95d84 r8:00000002 r7:60000113 r6:dfd95d8c r5:849d6c00 [ 1327.627926][ T32] r4:849d6c00 [ 1327.628073][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.628183][ T32] r5:849d6c00 r4:829188d8 [ 1327.628237][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.628331][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.628442][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd95e08 [ 1327.628499][ T32] r4:00000000 [ 1327.628591][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.628697][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.628795][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.628986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eab40 [ 1327.629051][ T32] r4:00000000 [ 1327.629105][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.629234][ T32] r9:83018205 r8:849d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1327.629296][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.629414][ T32] r5:00001000 r4:ebbd5000 [ 1327.629487][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.629597][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.629733][ T32] r5:8593bb8c r4:8593b800 [ 1327.629787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.629894][ T32] r7:ddde2d80 r6:83018200 r5:8593bb8c r4:848eee00 [ 1327.629947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.630056][ T32] r10:61c88647 r9:849d6c00 r8:848eee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.630114][ T32] r4:848eee00 [ 1327.630165][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.630272][ T32] r10:00000000 r9:848eee00 r8:8027f5e8 r7:dfdb1e60 r6:848eee80 r5:849d6c00 [ 1327.630351][ T32] r4:00000001 [ 1327.630405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.630493][ T32] Exception stack(0xdfd95fb0 to 0xdfd95ff8) [ 1327.630630][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.630711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.630796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.630876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.630936][ T32] r4:8490dac0 [ 1327.631848][ T32] INFO: task kworker/1:96:3361 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.631933][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.632063][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.632170][ T32] Call trace: [ 1327.632247][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.632365][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.632422][ T32] r4:00000000 [ 1327.632474][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.632566][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.632647][ T32] 5d20: a6e3e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.632724][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.632811][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.632889][ T32] r5:80070013 r4:80239bb0 [ 1327.632954][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.633052][ T32] r4:82ac11e4 [ 1327.633104][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.633206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.633264][ T32] r4:e0635dc0 [ 1327.633311][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.633413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.633502][ T32] r4:00000000 [ 1327.633561][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.633707][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.633763][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.633861][ T32] r5:00001000 r4:e01b1000 [ 1327.633910][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.634003][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.634102][ T32] r5:8436438c r4:84364000 [ 1327.634154][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.634264][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.634317][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.634449][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.634513][ T32] r4:84be5080 [ 1327.634566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.634688][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.634743][ T32] r4:00000001 [ 1327.634815][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.634906][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.634973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.635042][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.635110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.635181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.635257][ T32] r4:84be4100 [ 1327.635311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.635373][ T32] INFO: task kworker/1:97:3364 blocked for more than 454 seconds. [ 1327.635437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.661522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.661728][ T32] task:kworker/1:97 state:D stack:0 pid:3364 tgid:3364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.661865][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.661998][ T32] Call trace: [ 1327.662102][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.662235][ T32] r10:829188dc r9:dfdb9d84 r8:00000002 r7:60000113 r6:dfdb9d8c r5:849d5400 [ 1327.662296][ T32] r4:849d5400 [ 1327.662348][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.662443][ T32] r5:849d5400 r4:829188d8 [ 1327.662496][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.662593][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.662717][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdb9e08 [ 1327.662775][ T32] r4:00000000 [ 1327.662823][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.662916][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.663013][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.663116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eaf80 [ 1327.663194][ T32] r4:00000000 [ 1327.663255][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.663371][ T32] r9:83018205 r8:849d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1327.663443][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.663549][ T32] r5:00001000 r4:ebc91000 [ 1327.663602][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.663706][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.663808][ T32] r5:8593bf8c r4:8593bc00 [ 1327.663858][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.663966][ T32] r7:ddde2d80 r6:83018200 r5:8593bf8c r4:848eef00 [ 1327.664020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.664130][ T32] r10:61c88647 r9:849d5400 r8:848eef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.664188][ T32] r4:848eef00 [ 1327.664242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.664353][ T32] r10:00000000 r9:848eef00 r8:8027f5e8 r7:dfdb1e60 r6:848eef80 r5:849d5400 [ 1327.664412][ T32] r4:00000001 [ 1327.664466][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.664556][ T32] Exception stack(0xdfdb9fb0 to 0xdfdb9ff8) [ 1327.664635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.664709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.664780][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.664853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.664910][ T32] r4:8490de80 [ 1327.686338][ T32] INFO: task kworker/1:97:3364 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.686525][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.686698][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.686826][ T32] Call trace: [ 1327.686908][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.687034][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.687096][ T32] r4:00000000 [ 1327.687149][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.687248][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.687326][ T32] 5d20: a7220000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.687404][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.687470][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.687535][ T32] r5:80070013 r4:80239bb0 [ 1327.687587][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.687723][ T32] r4:82ac11e4 [ 1327.687784][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.687893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.687956][ T32] r4:e0635dc0 [ 1327.688007][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.688113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.688171][ T32] r4:00000000 [ 1327.688242][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.688367][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.688427][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.688529][ T32] r5:00001000 r4:e01b1000 [ 1327.688582][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.688683][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.688811][ T32] r5:8436438c r4:84364000 [ 1327.688874][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.689010][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.689074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.689186][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.689243][ T32] r4:84be5080 [ 1327.689296][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.689406][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.689461][ T32] r4:00000001 [ 1327.689532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.689631][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.689723][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.689812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.689882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.689955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.690033][ T32] r4:84be4100 [ 1327.690097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.690181][ T32] INFO: task kworker/1:98:3365 blocked for more than 454 seconds. [ 1327.690260][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.690320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.690369][ T32] task:kworker/1:98 state:D stack:0 pid:3365 tgid:3365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.690472][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.690570][ T32] Call trace: [ 1327.690655][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.690767][ T32] r10:829188dc r9:dfc29d84 r8:00000002 r7:60000113 r6:dfc29d8c r5:849d2400 [ 1327.690825][ T32] r4:849d2400 [ 1327.690880][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.690977][ T32] r5:849d2400 r4:829188d8 [ 1327.691028][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.691121][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.691233][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 [ 1327.691289][ T32] r4:00000000 [ 1327.691342][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.691456][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.691548][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.691662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ea940 [ 1327.691726][ T32] r4:00000000 [ 1327.691779][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.691891][ T32] r9:83018205 r8:849d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ed000 [ 1327.691943][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.692043][ T32] r5:00001000 r4:ebcd7000 [ 1327.692092][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.692185][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.692290][ T32] r5:8450c38c r4:8450c000 [ 1327.692340][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.692448][ T32] r7:ddde2d80 r6:83018200 r5:8450c38c r4:84a7c000 [ 1327.692502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.692629][ T32] r10:61c88647 r9:849d2400 r8:84a7c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.692694][ T32] r4:84a7c000 [ 1327.692744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.692878][ T32] r10:00000000 r9:84a7c000 r8:8027f5e8 r7:dfdb1e60 r6:84a7c080 r5:849d2400 [ 1327.692945][ T32] r4:00000001 [ 1327.692996][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.693087][ T32] Exception stack(0xdfc29fb0 to 0xdfc29ff8) [ 1327.693157][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.693228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.693297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.693372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.693430][ T32] r4:8490dd00 [ 1327.694259][ T32] INFO: task kworker/1:98:3365 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.694350][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.694496][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.694633][ T32] Call trace: [ 1327.694734][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.694875][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.694944][ T32] r4:00000000 [ 1327.694997][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.695094][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.695169][ T32] 5d20: a7220000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.695247][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.695315][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.695399][ T32] r5:80070013 r4:80239bb0 [ 1327.695475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.718332][ T32] r4:82ac11e4 [ 1327.718413][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.718550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.718634][ T32] r4:e0635dc0 [ 1327.718691][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.718799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.718860][ T32] r4:00000000 [ 1327.718916][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.719030][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.719088][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.719199][ T32] r5:00001000 r4:e01b1000 [ 1327.719253][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.719350][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.719454][ T32] r5:8436438c r4:84364000 [ 1327.719506][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.719626][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.719703][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.719821][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.719883][ T32] r4:84be5080 [ 1327.719933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.720045][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.720108][ T32] r4:00000001 [ 1327.720158][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.720252][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.720329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.720400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.720470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.720543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.720600][ T32] r4:84be4100 [ 1327.720666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.720755][ T32] INFO: task kworker/1:99:3368 blocked for more than 454 seconds. [ 1327.720840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.720904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.720965][ T32] task:kworker/1:99 state:D stack:0 pid:3368 tgid:3368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.721092][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.721198][ T32] Call trace: [ 1327.721276][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.721398][ T32] r10:829188dc r9:dfdc5d84 r8:00000002 r7:60000113 r6:dfdc5d8c r5:84a2ec00 [ 1327.721481][ T32] r4:84a2ec00 [ 1327.721542][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.721672][ T32] r5:84a2ec00 r4:829188d8 [ 1327.721754][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.721877][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.721996][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfdc5e08 [ 1327.722057][ T32] r4:00000000 [ 1327.722115][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.722209][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.722299][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.722403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eaf00 [ 1327.722463][ T32] r4:00000000 [ 1327.722514][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.722652][ T32] r9:83018205 r8:84a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [ 1327.722724][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.722840][ T32] r5:00001000 r4:ebd4d000 [ 1327.722893][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.722990][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.723093][ T32] r5:8450d38c r4:8450d000 [ 1327.723143][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.723251][ T32] r7:ddde2d80 r6:83018200 r5:8450d38c r4:84a7c100 [ 1327.723306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.723418][ T32] r10:61c88647 r9:84a2ec00 r8:84a7c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.723497][ T32] r4:84a7c100 [ 1327.723553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.723669][ T32] r10:00000000 r9:84a7c100 r8:8027f5e8 r7:dfdb1e60 r6:84a7c180 r5:84a2ec00 [ 1327.723726][ T32] r4:00000001 [ 1327.723775][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.723858][ T32] Exception stack(0xdfdc5fb0 to 0xdfdc5ff8) [ 1327.723922][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.723993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.724058][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.724128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.724186][ T32] r4:848efdc0 [ 1327.725096][ T32] INFO: task kworker/1:99:3368 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.725180][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.725311][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.725435][ T32] Call trace: [ 1327.746302][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.746463][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.746539][ T32] r4:00000000 [ 1327.746633][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.746745][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.746821][ T32] 5d20: a75df000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.746895][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.746960][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.747064][ T32] r5:80070013 r4:80239bb0 [ 1327.747139][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.747245][ T32] r4:82ac11e4 [ 1327.747296][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.747400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.747457][ T32] r4:e0635dc0 [ 1327.747506][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.747649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.747712][ T32] r4:00000000 [ 1327.747763][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.747877][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.747934][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.748041][ T32] r5:00001000 r4:e01b1000 [ 1327.748092][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.748184][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.748283][ T32] r5:8436438c r4:84364000 [ 1327.748332][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.748442][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.748495][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.748607][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.748673][ T32] r4:84be5080 [ 1327.748722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.748833][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.748890][ T32] r4:00000001 [ 1327.748964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.749054][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.749123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.749191][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.749257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.749328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.749387][ T32] r4:84be4100 [ 1327.749439][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.749986][ T32] INFO: task kworker/0:60:3766 blocked for more than 454 seconds. [ 1327.750070][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.750130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.750183][ T32] task:kworker/0:60 state:D stack:0 pid:3766 tgid:3766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.750302][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.750407][ T32] Call trace: [ 1327.750481][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.750592][ T32] r10:829188dc r9:e05c1d84 r8:00000002 r7:60000013 r6:e05c1d8c r5:84483000 [ 1327.750660][ T32] r4:84483000 [ 1327.750711][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.750809][ T32] r5:84483000 r4:829188d8 [ 1327.750858][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.750951][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.751061][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05c1e08 [ 1327.751116][ T32] r4:00000000 [ 1327.751167][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.751259][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.751353][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.751482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004040 [ 1327.751540][ T32] r4:00000000 [ 1327.751590][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.751715][ T32] r9:83018005 r8:84483000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1327.751774][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.751877][ T32] r5:00001000 r4:dfa43000 [ 1327.751930][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.752026][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.752125][ T32] r5:84bb078c r4:84bb0400 [ 1327.752194][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.752309][ T32] r7:dddced80 r6:83018000 r5:84bb078c r4:84be0580 [ 1327.752365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.752475][ T32] r10:61c88647 r9:84483000 r8:84be05ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.752531][ T32] r4:84be0580 [ 1327.752577][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.752695][ T32] r10:00000000 r9:84be0580 r8:8027f5e8 r7:e05bde60 r6:84be0600 r5:84483000 [ 1327.752753][ T32] r4:00000001 [ 1327.752799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.752889][ T32] Exception stack(0xe05c1fb0 to 0xe05c1ff8) [ 1327.752954][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.753024][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.753091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.753159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.753216][ T32] r4:84a8c540 [ 1327.754002][ T32] INFO: task kworker/0:60:3766 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.754081][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.754227][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.754333][ T32] Call trace: [ 1327.754410][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.754525][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.754584][ T32] r4:00000000 [ 1327.754644][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.754737][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.754807][ T32] 5d20: a75df000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.754881][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.754944][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.755004][ T32] r5:80070013 r4:80239bb0 [ 1327.755053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.755148][ T32] r4:82ac11e4 [ 1327.755200][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.755300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.755357][ T32] r4:e0635dc0 [ 1327.755519][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.782773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.782869][ T32] r4:00000000 [ 1327.782926][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.783064][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.783140][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.783256][ T32] r5:00001000 r4:e01b1000 [ 1327.783334][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.783456][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.783563][ T32] r5:8436438c r4:84364000 [ 1327.783617][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.783735][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.783789][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.783908][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.783967][ T32] r4:84be5080 [ 1327.784021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.784131][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.784187][ T32] r4:00000001 [ 1327.784236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.784328][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.784400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.784470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.784536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.784607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.784692][ T32] r4:84be4100 [ 1327.784753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.784837][ T32] INFO: task kworker/0:68:3783 blocked for more than 454 seconds. [ 1327.784914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.784972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.785024][ T32] task:kworker/0:68 state:D stack:0 pid:3783 tgid:3783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.785148][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.785249][ T32] Call trace: [ 1327.785324][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.785437][ T32] r10:829188dc r9:e01e5d84 r8:00000002 r7:60000113 r6:e01e5d8c r5:85020c00 [ 1327.800356][ T32] r4:85020c00 [ 1327.800488][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.800630][ T32] r5:85020c00 r4:829188d8 [ 1327.800691][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.800791][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.800907][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01e5e08 [ 1327.800966][ T32] r4:00000000 [ 1327.801019][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.801111][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.801211][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.801322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004200 [ 1327.801384][ T32] r4:00000000 [ 1327.801438][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.801549][ T32] r9:83018005 r8:85020c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1327.801605][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.801744][ T32] r5:00001000 r4:dfad7000 [ 1327.801799][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.801896][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.801995][ T32] r5:84bb0f8c r4:84bb0c00 [ 1327.802048][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.802158][ T32] r7:dddced80 r6:83018000 r5:84bb0f8c r4:84be0d80 [ 1327.802208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.802312][ T32] r10:61c88647 r9:85020c00 r8:84be0dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.802368][ T32] r4:84be0d80 [ 1327.802416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.802520][ T32] r10:00000000 r9:84be0d80 r8:8027f5e8 r7:e05d5e60 r6:84be0e00 r5:85020c00 [ 1327.802582][ T32] r4:00000001 [ 1327.802643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.802735][ T32] Exception stack(0xe01e5fb0 to 0xe01e5ff8) [ 1327.802811][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.802881][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.802949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.803023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.803101][ T32] r4:84bed280 [ 1327.804023][ T32] INFO: task kworker/0:68:3783 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.804101][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.804250][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.804358][ T32] Call trace: [ 1327.804434][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.804550][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.804609][ T32] r4:00000000 [ 1327.804672][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.804764][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.804858][ T32] 5d20: a7a2a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.804944][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.805011][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.805074][ T32] r5:80070013 r4:80239bb0 [ 1327.805125][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.805221][ T32] r4:82ac11e4 [ 1327.805274][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.805377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.805433][ T32] r4:e0635dc0 [ 1327.816792][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.816999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.817063][ T32] r4:00000000 [ 1327.817119][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.817243][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.817302][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.817412][ T32] r5:00001000 r4:e01b1000 [ 1327.817465][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.817559][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.817697][ T32] r5:8436438c r4:84364000 [ 1327.817750][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.817862][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.817918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.818030][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.818086][ T32] r4:84be5080 [ 1327.818139][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.818249][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.818308][ T32] r4:00000001 [ 1327.818360][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.818449][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.818519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.818591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.818668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.818741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.818799][ T32] r4:84be4100 [ 1327.818855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.819005][ T32] INFO: task kworker/0:69:3816 blocked for more than 454 seconds. [ 1327.819110][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.819176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.819231][ T32] task:kworker/0:69 state:D stack:0 pid:3816 tgid:3816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.819350][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.819447][ T32] Call trace: [ 1327.819565][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.819695][ T32] r10:829188dc r9:e061dd84 r8:00000002 r7:60000113 r6:e061dd8c r5:84b78c00 [ 1327.819752][ T32] r4:84b78c00 [ 1327.819804][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.819903][ T32] r5:84b78c00 r4:829188d8 [ 1327.819955][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.820047][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.820156][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e061de08 [ 1327.820248][ T32] r4:00000000 [ 1327.820316][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.820413][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.820501][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.820602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004140 [ 1327.820665][ T32] r4:00000000 [ 1327.820716][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.820823][ T32] r9:83018005 r8:84b78c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1327.820906][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.821013][ T32] r5:00001000 r4:dfa95000 [ 1327.821064][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.821159][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.821259][ T32] r5:84bb0b8c r4:84bb0800 [ 1327.821312][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.821422][ T32] r7:dddced80 r6:83018000 r5:84bb0b8c r4:84be0f80 [ 1327.821473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.821580][ T32] r10:61c88647 r9:84b78c00 r8:84be0fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.821644][ T32] r4:84be0f80 [ 1327.821715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.821824][ T32] r10:00000000 r9:84be0f80 r8:8027f5e8 r7:e01e5e60 r6:8494cc00 r5:84b78c00 [ 1327.821884][ T32] r4:00000001 [ 1327.821933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.822020][ T32] Exception stack(0xe061dfb0 to 0xe061dff8) [ 1327.822085][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.822152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.822215][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.822287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.822346][ T32] r4:84a93ac0 [ 1327.823231][ T32] INFO: task kworker/0:69:3816 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.823315][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.823487][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.823588][ T32] Call trace: [ 1327.823675][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.823813][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.823878][ T32] r4:00000000 [ 1327.823952][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.824053][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.824126][ T32] 5d20: a7a2a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.824199][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.824261][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.824324][ T32] r5:80070013 r4:80239bb0 [ 1327.824371][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.824466][ T32] r4:82ac11e4 [ 1327.824515][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.824618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.824686][ T32] r4:e0635dc0 [ 1327.824736][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.824837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.824894][ T32] r4:00000000 [ 1327.824943][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.825052][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.825105][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.825205][ T32] r5:00001000 r4:e01b1000 [ 1327.825258][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.825433][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.847102][ T32] r5:8436438c r4:84364000 [ 1327.847174][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.847352][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.847428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.847549][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.847606][ T32] r4:84be5080 [ 1327.847675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.847786][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.847845][ T32] r4:00000001 [ 1327.847893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.847985][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.848052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.848120][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.848186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.848256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.848313][ T32] r4:84be4100 [ 1327.848365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.848439][ T32] INFO: task kworker/1:288:3824 blocked for more than 454 seconds. [ 1327.848512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.848569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.848632][ T32] task:kworker/1:288 state:D stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.848751][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.848852][ T32] Call trace: [ 1327.848928][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.849058][ T32] r10:829188dc r9:e0631d84 r8:00000002 r7:60000013 r6:e0631d8c r5:84b7bc00 [ 1327.849124][ T32] r4:84b7bc00 [ 1327.849176][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.849276][ T32] r5:84b7bc00 r4:829188d8 [ 1327.849326][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.849417][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.849529][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0631e08 [ 1327.849586][ T32] r4:00000000 [ 1327.849645][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.849759][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.849854][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.849957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1327.850014][ T32] r4:00000000 [ 1327.850066][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.850177][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1327.850230][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.850330][ T32] r5:00001000 r4:e01cf000 [ 1327.850379][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.850493][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.850600][ T32] r5:8436478c r4:84364400 [ 1327.850661][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.850767][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1327.850816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.850928][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.850987][ T32] r4:8494cf80 [ 1327.851033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.851137][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1327.851193][ T32] r4:00000001 [ 1327.851239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.851325][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1327.851395][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.851489][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.851559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.851640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.851703][ T32] r4:84be4100 [ 1327.852581][ T32] INFO: task kworker/1:288:3824 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.852669][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.852840][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.852944][ T32] Call trace: [ 1327.853016][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.853128][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.853185][ T32] r4:00000000 [ 1327.853254][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.853371][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.853458][ T32] 5d20: a7ca0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.853533][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.853596][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.853722][ T32] r5:80070013 r4:80239bb0 [ 1327.853784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.853881][ T32] r4:82ac11e4 [ 1327.853931][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.854032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.854109][ T32] r4:e0635dc0 [ 1327.854176][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.854281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.854338][ T32] r4:00000000 [ 1327.854386][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.854494][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.854547][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.854662][ T32] r5:00001000 r4:e01b1000 [ 1327.854718][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.854822][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.854927][ T32] r5:8436438c r4:84364000 [ 1327.854982][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.855089][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.855140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.855248][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.855304][ T32] r4:84be5080 [ 1327.855351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.855502][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.887734][ T32] r4:00000001 [ 1327.887822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.887957][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.888035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.888107][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.888176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.888251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.888308][ T32] r4:84be4100 [ 1327.888368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.888437][ T32] INFO: task kworker/1:290:3828 blocked for more than 454 seconds. [ 1327.888537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.888605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.888669][ T32] task:kworker/1:290 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.888826][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.888939][ T32] Call trace: [ 1327.889018][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.889208][ T32] r10:829188dc r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:84b7d400 [ 1327.889284][ T32] r4:84b7d400 [ 1327.889337][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.889436][ T32] r5:84b7d400 r4:829188d8 [ 1327.889489][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.889583][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.889726][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0639e08 [ 1327.889785][ T32] r4:00000000 [ 1327.889840][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.889931][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.890024][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.890125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1327.890184][ T32] r4:00000000 [ 1327.890231][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.890344][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1327.890401][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.890504][ T32] r5:00001000 r4:e01e9000 [ 1327.890554][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.890663][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.890788][ T32] r5:84364b8c r4:84364800 [ 1327.890861][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.890972][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1327.891024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.891132][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.891188][ T32] r4:84be5180 [ 1327.891236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.891349][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1327.891408][ T32] r4:00000001 [ 1327.891492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.891579][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1327.891656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.891725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.891794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.891866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.891924][ T32] r4:84be4200 [ 1327.892852][ T32] INFO: task kworker/1:290:3828 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.892940][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.893108][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.893236][ T32] Call trace: [ 1327.893319][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.893436][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.893508][ T32] r4:00000000 [ 1327.893557][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.893680][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.893758][ T32] 5d20: a80b2000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.893831][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.893898][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.893976][ T32] r5:80070013 r4:80239bb0 [ 1327.894042][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.894140][ T32] r4:82ac11e4 [ 1327.894190][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.894308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.894371][ T32] r4:e0635dc0 [ 1327.894421][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.894533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.894596][ T32] r4:00000000 [ 1327.894674][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.894792][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.894845][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.894947][ T32] r5:00001000 r4:e01b1000 [ 1327.894996][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.895088][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.895191][ T32] r5:8436438c r4:84364000 [ 1327.895273][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.895393][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.895451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.916543][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.916647][ T32] r4:84be5080 [ 1327.916703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.916851][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.916913][ T32] r4:00000001 [ 1327.916990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.917099][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.917181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.917253][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.917321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.917412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.917473][ T32] r4:84be4100 [ 1327.917533][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.917600][ T32] INFO: task kworker/1:291:3831 blocked for more than 454 seconds. [ 1327.917727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.917790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.917862][ T32] task:kworker/1:291 state:D stack:0 pid:3831 tgid:3831 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.917997][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.918119][ T32] Call trace: [ 1327.918194][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.918306][ T32] r10:829188dc r9:e063dd84 r8:00000002 r7:60000113 r6:e063dd8c r5:84b7e000 [ 1327.918418][ T32] r4:84b7e000 [ 1327.918480][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.918593][ T32] r5:84b7e000 r4:829188d8 [ 1327.918659][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.918770][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.918886][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [ 1327.918946][ T32] r4:00000000 [ 1327.918995][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.919085][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.919177][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.919280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4900 [ 1327.919335][ T32] r4:00000000 [ 1327.919384][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.919497][ T32] r9:83018205 r8:84b7e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1327.919574][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.919688][ T32] r5:00001000 r4:e0281000 [ 1327.919740][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.919836][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.919937][ T32] r5:8436578c r4:84365400 [ 1327.919992][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.920116][ T32] r7:ddde2d80 r6:83018200 r5:8436578c r4:84be5280 [ 1327.920175][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.920300][ T32] r10:61c88647 r9:84b7e000 r8:84be52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.920362][ T32] r4:84be5280 [ 1327.920410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.920518][ T32] r10:00000000 r9:84be5280 r8:8027f5e8 r7:e0639e60 r6:84be5300 r5:84b7e000 [ 1327.920577][ T32] r4:00000001 [ 1327.920634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.920720][ T32] Exception stack(0xe063dfb0 to 0xe063dff8) [ 1327.920785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.920855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.920923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.920995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.921050][ T32] r4:84be44c0 [ 1327.921956][ T32] INFO: task kworker/1:291:3831 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.922072][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.922240][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.922381][ T32] Call trace: [ 1327.922488][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.922625][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.922686][ T32] r4:00000000 [ 1327.922753][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.922852][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.922923][ T32] 5d20: a81ba000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.922997][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.923061][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.923137][ T32] r5:80070013 r4:80239bb0 [ 1327.923204][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.923310][ T32] r4:82ac11e4 [ 1327.923392][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.923503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.923559][ T32] r4:e0635dc0 [ 1327.923608][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.923719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.923773][ T32] r4:00000000 [ 1327.923856][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.923975][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.924027][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.924125][ T32] r5:00001000 r4:e01b1000 [ 1327.924200][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.924301][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.924430][ T32] r5:8436438c r4:84364000 [ 1327.924504][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.924629][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.924714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.924842][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.924914][ T32] r4:84be5080 [ 1327.924979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.925092][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.925148][ T32] r4:00000001 [ 1327.925200][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.925291][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.925386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.925462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.956723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.956830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.956890][ T32] r4:84be4100 [ 1327.956951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.957037][ T32] INFO: task kworker/1:292:3832 blocked for more than 454 seconds. [ 1327.957112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.957172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.957236][ T32] task:kworker/1:292 state:D stack:0 pid:3832 tgid:3832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.957359][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.957488][ T32] Call trace: [ 1327.957564][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.957725][ T32] r10:829188dc r9:e0641d84 r8:00000002 r7:60000013 r6:e0641d8c r5:84b7ec00 [ 1327.957784][ T32] r4:84b7ec00 [ 1327.957835][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.957960][ T32] r5:84b7ec00 r4:829188d8 [ 1327.958021][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.958115][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.958225][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0641e08 [ 1327.958281][ T32] r4:00000000 [ 1327.958331][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.958421][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.958530][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.958679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4480 [ 1327.958773][ T32] r4:00000000 [ 1327.958830][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.958955][ T32] r9:83018205 r8:84b7ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.959008][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.959106][ T32] r5:00001000 r4:e020f000 [ 1327.959156][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.959284][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.959406][ T32] r5:84364f8c r4:84364c00 [ 1327.959462][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.959575][ T32] r7:ddde2d80 r6:83018200 r5:84364f8c r4:84be5380 [ 1327.959657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.959775][ T32] r10:61c88647 r9:84b7ec00 r8:84be53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.959831][ T32] r4:84be5380 [ 1327.959901][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.960015][ T32] r10:00000000 r9:84be5380 r8:8027f5e8 r7:e063de60 r6:84be5400 r5:84b7ec00 [ 1327.960086][ T32] r4:00000001 [ 1327.960140][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.960231][ T32] Exception stack(0xe0641fb0 to 0xe0641ff8) [ 1327.960317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.960401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.960468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.960537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.960594][ T32] r4:84be44c0 [ 1327.961584][ T32] INFO: task kworker/1:292:3832 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.961719][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.961931][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.962043][ T32] Call trace: [ 1327.962142][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.962268][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.962342][ T32] r4:00000000 [ 1327.962399][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.962492][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.962575][ T32] 5d20: a856a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.962667][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.962754][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.962834][ T32] r5:80070013 r4:80239bb0 [ 1327.962889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.962987][ T32] r4:82ac11e4 [ 1327.963035][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.963137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.963193][ T32] r4:e0635dc0 [ 1327.963284][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.963395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.963462][ T32] r4:00000000 [ 1327.963511][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.963629][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.963681][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.963780][ T32] r5:00001000 r4:e01b1000 [ 1327.963830][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.963922][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.964020][ T32] r5:8436438c r4:84364000 [ 1327.964106][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.964243][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.964303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.964420][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.964507][ T32] r4:84be5080 [ 1327.964574][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.964695][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.964751][ T32] r4:00000001 [ 1327.964825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.964917][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.964981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.965051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.965116][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.965185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.965257][ T32] r4:84be4100 [ 1327.965320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.965377][ T32] INFO: task kworker/1:293:3833 blocked for more than 454 seconds. [ 1327.965443][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.986144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.986312][ T32] task:kworker/1:293 state:D stack:0 pid:3833 tgid:3833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.986478][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.986605][ T32] Call trace: [ 1327.986791][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1327.986961][ T32] r10:829188dc r9:e0649d84 r8:00000002 r7:60000113 r6:e0649d8c r5:84b80000 [ 1327.987030][ T32] r4:84b80000 [ 1327.987082][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1327.987181][ T32] r5:84b80000 r4:829188d8 [ 1327.987231][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.987323][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.987434][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1327.987501][ T32] r4:00000000 [ 1327.987550][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1327.987648][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1327.987753][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.987855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4700 [ 1327.987913][ T32] r4:00000000 [ 1327.987962][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.988073][ T32] r9:83018205 r8:84b80000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1327.988126][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.988224][ T32] r5:00001000 r4:e0227000 [ 1327.988277][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.988372][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.988473][ T32] r5:8436538c r4:84365000 [ 1327.988521][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.988828][ T32] r7:ddde2d80 r6:83018200 r5:8436538c r4:84be5480 [ 1327.988899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.989023][ T32] r10:61c88647 r9:84b80000 r8:84be54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.989080][ T32] r4:84be5480 [ 1327.989146][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.989262][ T32] r10:00000000 r9:84be5480 r8:8027f5e8 r7:e063de60 r6:84be5500 r5:84b80000 [ 1327.989319][ T32] r4:00000001 [ 1327.989384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.989481][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1327.989550][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.989697][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.989780][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.989854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.989920][ T32] r4:84be44c0 [ 1327.990871][ T32] INFO: task kworker/1:293:3833 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1327.990975][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.991151][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.991250][ T32] Call trace: [ 1327.991487][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1327.991610][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1327.991680][ T32] r4:00000000 [ 1327.991737][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.991834][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1327.991908][ T32] 5d20: a8599000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1327.991985][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1327.992049][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1327.992109][ T32] r5:80070013 r4:80239bb0 [ 1327.992173][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.992277][ T32] r4:82ac11e4 [ 1327.992407][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.992518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1327.992574][ T32] r4:e0635dc0 [ 1327.992698][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1327.992809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1327.992882][ T32] r4:00000000 [ 1327.992937][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1327.993047][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1327.993246][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1327.993356][ T32] r5:00001000 r4:e01b1000 [ 1327.993408][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1327.993501][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.993599][ T32] r5:8436438c r4:84364000 [ 1327.993730][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.993871][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1327.993931][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.994043][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.994112][ T32] r4:84be5080 [ 1327.994161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.994268][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1327.994324][ T32] r4:00000001 [ 1327.994372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.994457][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1327.994520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.994592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.994741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.994832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.994891][ T32] r4:84be4100 [ 1327.994955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.995022][ T32] INFO: task kworker/1:294:3836 blocked for more than 454 seconds. [ 1327.995096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.995154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.995204][ T32] task:kworker/1:294 state:D stack:0 pid:3836 tgid:3836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.995313][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.995405][ T32] Call trace: [ 1328.018442][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.018701][ T32] r10:829188dc r9:e0645d84 r8:00000002 r7:60000113 r6:e0645d8c r5:84b80c00 [ 1328.018853][ T32] r4:84b80c00 [ 1328.018926][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.019029][ T32] r5:84b80c00 r4:829188d8 [ 1328.019083][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.019175][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.019282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0645e08 [ 1328.019337][ T32] r4:00000000 [ 1328.019384][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.019471][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.019565][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.019678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4a00 [ 1328.019736][ T32] r4:00000000 [ 1328.019785][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.019897][ T32] r9:83018205 r8:84b80c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1328.019986][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.020103][ T32] r5:00001000 r4:e0657000 [ 1328.020155][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.020250][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.020349][ T32] r5:84365b8c r4:84365800 [ 1328.020400][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.020509][ T32] r7:ddde2d80 r6:83018200 r5:84365b8c r4:84be5580 [ 1328.020559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.020677][ T32] r10:61c88647 r9:84b80c00 r8:84be55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.020734][ T32] r4:84be5580 [ 1328.020785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.020893][ T32] r10:00000000 r9:84be5580 r8:8027f5e8 r7:e063de60 r6:84be5600 r5:84b80c00 [ 1328.020949][ T32] r4:00000001 [ 1328.020999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.021086][ T32] Exception stack(0xe0645fb0 to 0xe0645ff8) [ 1328.021157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.021226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.021291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.021370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.021431][ T32] r4:84be48c0 [ 1328.022356][ T32] INFO: task kworker/1:294:3836 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.022452][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.022610][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.022756][ T32] Call trace: [ 1328.022836][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.022955][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.023018][ T32] r4:00000000 [ 1328.023070][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.023168][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.023244][ T32] 5d20: a8816000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.023319][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.023387][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.023448][ T32] r5:80070013 r4:80239bb0 [ 1328.023503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.023602][ T32] r4:82ac11e4 [ 1328.023664][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.023769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.023825][ T32] r4:e0635dc0 [ 1328.023872][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.023975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.024033][ T32] r4:00000000 [ 1328.024080][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.024192][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.024246][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.024345][ T32] r5:00001000 r4:e01b1000 [ 1328.024395][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.024512][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.024629][ T32] r5:8436438c r4:84364000 [ 1328.024683][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.024818][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.024884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.024998][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.025068][ T32] r4:84be5080 [ 1328.025125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.025234][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.025288][ T32] r4:00000001 [ 1328.025338][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.025421][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.056052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.056213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.056295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.056385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.056446][ T32] r4:84be4100 [ 1328.056517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.056590][ T32] INFO: task kworker/1:295:3838 blocked for more than 454 seconds. [ 1328.056683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.056755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.056810][ T32] task:kworker/1:295 state:D stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.056938][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.057068][ T32] Call trace: [ 1328.057143][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.057263][ T32] r10:829188dc r9:e0655d84 r8:00000002 r7:60000113 r6:e0655d8c r5:84b81800 [ 1328.057319][ T32] r4:84b81800 [ 1328.057369][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.057466][ T32] r5:84b81800 r4:829188d8 [ 1328.057516][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.057611][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.057758][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 [ 1328.057826][ T32] r4:00000000 [ 1328.057877][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.057973][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.058078][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.058194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4b80 [ 1328.058271][ T32] r4:00000000 [ 1328.058328][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.058441][ T32] r9:83018205 r8:84b81800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1328.058495][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.058595][ T32] r5:00001000 r4:e065d000 [ 1328.058707][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.058883][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.058993][ T32] r5:84365f8c r4:84365c00 [ 1328.059047][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.059157][ T32] r7:ddde2d80 r6:83018200 r5:84365f8c r4:84be5680 [ 1328.059209][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.059320][ T32] r10:61c88647 r9:84b81800 r8:84be56ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.059372][ T32] r4:84be5680 [ 1328.059423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.059532][ T32] r10:00000000 r9:84be5680 r8:8027f5e8 r7:e0645e60 r6:84be5700 r5:84b81800 [ 1328.059586][ T32] r4:00000001 [ 1328.059644][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.059733][ T32] Exception stack(0xe0655fb0 to 0xe0655ff8) [ 1328.059797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.059867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.059947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.060017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.060083][ T32] r4:84be4980 [ 1328.061004][ T32] INFO: task kworker/1:295:3838 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.061083][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.061246][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.061355][ T32] Call trace: [ 1328.061449][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.061578][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.061667][ T32] r4:00000000 [ 1328.061725][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.061819][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.061895][ T32] 5d20: a8bc6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.061971][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.062048][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.062110][ T32] r5:80070013 r4:80239bb0 [ 1328.062159][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.062255][ T32] r4:82ac11e4 [ 1328.062329][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.062443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.062509][ T32] r4:e0635dc0 [ 1328.062558][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.062669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.062728][ T32] r4:00000000 [ 1328.062777][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.062885][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.062938][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.063037][ T32] r5:00001000 r4:e01b1000 [ 1328.063098][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.063190][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.063289][ T32] r5:8436438c r4:84364000 [ 1328.063340][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.063445][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.063496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.063607][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.063672][ T32] r4:84be5080 [ 1328.063720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.063828][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.063885][ T32] r4:00000001 [ 1328.063933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.064019][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.064096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.064164][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.064231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.064303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.064365][ T32] r4:84be4100 [ 1328.064420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.064491][ T32] INFO: task kworker/1:296:3840 blocked for more than 454 seconds. [ 1328.064558][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.064614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.064674][ T32] task:kworker/1:296 state:D stack:0 pid:3840 tgid:3840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.064774][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.064866][ T32] Call trace: [ 1328.064940][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.065048][ T32] r10:829188dc r9:e0661d84 r8:00000002 r7:60000113 r6:e0661d8c r5:84b82400 [ 1328.065104][ T32] r4:84b82400 [ 1328.065154][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.065253][ T32] r5:84b82400 r4:829188d8 [ 1328.065302][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.065395][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.096189][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 1328.096322][ T32] r4:00000000 [ 1328.096377][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.096502][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.096599][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.096713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4d40 [ 1328.096770][ T32] r4:00000000 [ 1328.096845][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.096974][ T32] r9:83018205 r8:84b82400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1328.097030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.097138][ T32] r5:00001000 r4:e066b000 [ 1328.097188][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.097295][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.097393][ T32] r5:8436638c r4:84366000 [ 1328.097445][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.097565][ T32] r7:ddde2d80 r6:83018200 r5:8436638c r4:84be5780 [ 1328.097672][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.097793][ T32] r10:61c88647 r9:84b82400 r8:84be57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.097849][ T32] r4:84be5780 [ 1328.097902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.098011][ T32] r10:00000000 r9:84be5780 r8:8027f5e8 r7:e0655e60 r6:84be5800 r5:84b82400 [ 1328.098070][ T32] r4:00000001 [ 1328.098121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.098208][ T32] Exception stack(0xe0661fb0 to 0xe0661ff8) [ 1328.098279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.098368][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.098441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.098511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.098566][ T32] r4:84be4ac0 [ 1328.099491][ T32] INFO: task kworker/1:296:3840 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.099572][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.099728][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.099869][ T32] Call trace: [ 1328.099972][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.100105][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.100177][ T32] r4:00000000 [ 1328.100230][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.100329][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.100403][ T32] 5d20: a8e8a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.100478][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.100546][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.100607][ T32] r5:80070013 r4:80239bb0 [ 1328.100666][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.100759][ T32] r4:82ac11e4 [ 1328.100810][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.100912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.100967][ T32] r4:e0635dc0 [ 1328.101023][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.101129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.101185][ T32] r4:00000000 [ 1328.101362][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.101498][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.101557][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.101701][ T32] r5:00001000 r4:e01b1000 [ 1328.101752][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.101843][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.101942][ T32] r5:8436438c r4:84364000 [ 1328.101995][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.102107][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.102160][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.102269][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.102327][ T32] r4:84be5080 [ 1328.102377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.102496][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.102555][ T32] r4:00000001 [ 1328.102630][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.102730][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.102797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.102868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.102937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.103019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.103073][ T32] r4:84be4100 [ 1328.103124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.103205][ T32] INFO: task kworker/1:297:3842 blocked for more than 454 seconds. [ 1328.103282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.103341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.103427][ T32] task:kworker/1:297 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.103564][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.103686][ T32] Call trace: [ 1328.103787][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.103905][ T32] r10:829188dc r9:e064dd84 r8:00000002 r7:60000013 r6:e064dd8c r5:84b83c00 [ 1328.103962][ T32] r4:84b83c00 [ 1328.104011][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.104117][ T32] r5:84b83c00 r4:829188d8 [ 1328.104168][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.104261][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.104405][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1328.104469][ T32] r4:00000000 [ 1328.104520][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.104617][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.104720][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.104840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a89f40 [ 1328.104901][ T32] r4:00000000 [ 1328.104953][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.105071][ T32] r9:83018205 r8:84b83c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1328.105138][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.105237][ T32] r5:00001000 r4:e0671000 [ 1328.105289][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.105383][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.126219][ T32] r5:8436678c r4:84366400 [ 1328.126344][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.126493][ T32] r7:ddde2d80 r6:83018200 r5:8436678c r4:84be5880 [ 1328.126547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.126671][ T32] r10:61c88647 r9:84b83c00 r8:84be58ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.126731][ T32] r4:84be5880 [ 1328.126781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.126891][ T32] r10:00000000 r9:84be5880 r8:8027f5e8 r7:e0661e60 r6:84be5900 r5:84b83c00 [ 1328.126949][ T32] r4:00000001 [ 1328.126996][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.127083][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 1328.127158][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.127227][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.127292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.127364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.127420][ T32] r4:84be4d00 [ 1328.128421][ T32] INFO: task kworker/1:297:3842 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.128514][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.128671][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.128810][ T32] Call trace: [ 1328.128909][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.129068][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.129147][ T32] r4:00000000 [ 1328.129226][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.129326][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.129399][ T32] 5d20: a8fed000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.129520][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.129597][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.129743][ T32] r5:80070013 r4:80239bb0 [ 1328.129855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.129965][ T32] r4:82ac11e4 [ 1328.130028][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.130132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.130186][ T32] r4:e0635dc0 [ 1328.130235][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.130349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.130425][ T32] r4:00000000 [ 1328.130483][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.130627][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.130692][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.130820][ T32] r5:00001000 r4:e01b1000 [ 1328.130880][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.130996][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.131103][ T32] r5:8436438c r4:84364000 [ 1328.131151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.131274][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.131330][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.131465][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.131527][ T32] r4:84be5080 [ 1328.131579][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.131707][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.131822][ T32] r4:00000001 [ 1328.131884][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.131972][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.132039][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.132106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.132173][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.132243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.132363][ T32] r4:84be4100 [ 1328.132448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.132534][ T32] INFO: task kworker/1:298:3844 blocked for more than 454 seconds. [ 1328.132634][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.132714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.132769][ T32] task:kworker/1:298 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.132877][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.133035][ T32] Call trace: [ 1328.133110][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.133221][ T32] r10:829188dc r9:e0669d84 r8:00000002 r7:60000113 r6:e0669d8c r5:84b84800 [ 1328.133296][ T32] r4:84b84800 [ 1328.133352][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.133451][ T32] r5:84b84800 r4:829188d8 [ 1328.133501][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.133594][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.133792][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0669e08 [ 1328.133867][ T32] r4:00000000 [ 1328.133919][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.134013][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.134100][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.134199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bfa000 [ 1328.134253][ T32] r4:00000000 [ 1328.134322][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.134448][ T32] r9:83018205 r8:84b84800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1328.134509][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.134614][ T32] r5:00001000 r4:e067b000 [ 1328.134677][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.134772][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.134870][ T32] r5:84366b8c r4:84366800 [ 1328.134964][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.135085][ T32] r7:ddde2d80 r6:83018200 r5:84366b8c r4:84be5a00 [ 1328.135137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.135264][ T32] r10:61c88647 r9:84b84800 r8:84be5a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.135334][ T32] r4:84be5a00 [ 1328.135381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.156142][ T32] r10:00000000 r9:84be5a00 r8:8027f5e8 r7:e064de60 r6:84be5a80 r5:84b84800 [ 1328.156277][ T32] r4:00000001 [ 1328.156336][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.156455][ T32] Exception stack(0xe0669fb0 to 0xe0669ff8) [ 1328.156585][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.156672][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.156743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.156816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.156871][ T32] r4:84bfa080 [ 1328.157806][ T32] INFO: task kworker/1:298:3844 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.157970][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.158131][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.158259][ T32] Call trace: [ 1328.158333][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.158457][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.158516][ T32] r4:00000000 [ 1328.158568][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.158730][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.158812][ T32] 5d20: a91b8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.158885][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.158970][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.159035][ T32] r5:80070013 r4:80239bb0 [ 1328.159139][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.159268][ T32] r4:82ac11e4 [ 1328.159322][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.159424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.159479][ T32] r4:e0635dc0 [ 1328.159546][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.159665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.159736][ T32] r4:00000000 [ 1328.159792][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.159916][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.159987][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.160168][ T32] r5:00001000 r4:e01b1000 [ 1328.160224][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.160387][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.160500][ T32] r5:8436438c r4:84364000 [ 1328.160549][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.160696][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.160755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.160873][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.160930][ T32] r4:84be5080 [ 1328.160991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.161100][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.161172][ T32] r4:00000001 [ 1328.161272][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.161373][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.161443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.161530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.161607][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.161731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.161802][ T32] r4:84be4100 [ 1328.161856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.161931][ T32] INFO: task kworker/1:299:3846 blocked for more than 454 seconds. [ 1328.162007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.162066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.162118][ T32] task:kworker/1:299 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.162239][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.162348][ T32] Call trace: [ 1328.162425][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.162532][ T32] r10:829188dc r9:e0679d84 r8:00000002 r7:60000113 r6:e0679d8c r5:84b85400 [ 1328.162601][ T32] r4:84b85400 [ 1328.162662][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.162828][ T32] r5:84b85400 r4:829188d8 [ 1328.162893][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.162997][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.163102][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0679e08 [ 1328.163154][ T32] r4:00000000 [ 1328.163195][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.163280][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.163432][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.163547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bfa1c0 [ 1328.163628][ T32] r4:00000000 [ 1328.163688][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.163813][ T32] r9:83018205 r8:84b85400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1328.163877][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.164051][ T32] r5:00001000 r4:e0681000 [ 1328.164108][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.164215][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.164321][ T32] r5:84366f8c r4:84366c00 [ 1328.164402][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.164528][ T32] r7:ddde2d80 r6:83018200 r5:84366f8c r4:84be5980 [ 1328.164606][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.164724][ T32] r10:61c88647 r9:84b85400 r8:84be59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.164780][ T32] r4:84be5980 [ 1328.164832][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.164936][ T32] r10:00000000 r9:84be5980 r8:8027f5e8 r7:e0669e60 r6:84be5b00 r5:84b85400 [ 1328.165063][ T32] r4:00000001 [ 1328.165128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.165215][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1328.165281][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.165351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.165418][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.165487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.165537][ T32] r4:84bfa300 [ 1328.194469][ T32] INFO: task kworker/1:299:3846 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.194739][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.194922][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.195049][ T32] Call trace: [ 1328.195122][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.195257][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.195364][ T32] r4:00000000 [ 1328.195420][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.204036][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.204232][ T32] 5d20: a93f4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.204504][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.204606][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.204690][ T32] r5:80070013 r4:80239bb0 [ 1328.204746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.204890][ T32] r4:82ac11e4 [ 1328.204949][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.205054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.205125][ T32] r4:e0635dc0 [ 1328.205227][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.205339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.205411][ T32] r4:00000000 [ 1328.220589][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.220823][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.220905][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.221020][ T32] r5:00001000 r4:e01b1000 [ 1328.221078][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.221173][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.221279][ T32] r5:8436438c r4:84364000 [ 1328.221336][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.221451][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.221523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.221666][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.221728][ T32] r4:84be5080 [ 1328.221795][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.221913][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.221995][ T32] r4:00000001 [ 1328.222049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.222138][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.222205][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.222272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.222336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.222408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.222463][ T32] r4:84be4100 [ 1328.222515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.222597][ T32] INFO: task kworker/0:70:3852 blocked for more than 454 seconds. [ 1328.222700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.222762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.222810][ T32] task:kworker/0:70 state:D stack:0 pid:3852 tgid:3852 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.222958][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.223058][ T32] Call trace: [ 1328.223131][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.223243][ T32] r10:829188dc r9:e0695d84 r8:00000002 r7:60000113 r6:e0695d8c r5:84b86000 [ 1328.223299][ T32] r4:84b86000 [ 1328.223358][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.223455][ T32] r5:84b86000 r4:829188d8 [ 1328.223525][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.223632][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.223754][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0695e08 [ 1328.223838][ T32] r4:00000000 [ 1328.223893][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.223985][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.224072][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.224172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004440 [ 1328.224242][ T32] r4:00000000 [ 1328.224299][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.224405][ T32] r9:83018005 r8:84b86000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1328.224474][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.224575][ T32] r5:00001000 r4:dfd1b000 [ 1328.224631][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.224724][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.224823][ T32] r5:84bb178c r4:84bb1400 [ 1328.224886][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.224998][ T32] r7:dddced80 r6:83018000 r5:84bb178c r4:85005000 [ 1328.225049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.225157][ T32] r10:61c88647 r9:84b86000 r8:8500502c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.225232][ T32] r4:85005000 [ 1328.225294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.225401][ T32] r10:00000000 r9:85005000 r8:8027f5e8 r7:e01e5e60 r6:84be5b80 r5:84b86000 [ 1328.225457][ T32] r4:00000001 [ 1328.229371][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.229546][ T32] Exception stack(0xe0695fb0 to 0xe0695ff8) [ 1328.229628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.229725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.229795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.229887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.229962][ T32] r4:85004240 [ 1328.230886][ T32] INFO: task kworker/0:70:3852 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.230961][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.231103][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.231212][ T32] Call trace: [ 1328.231302][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.231462][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.231544][ T32] r4:00000000 [ 1328.231653][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.231760][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.231854][ T32] 5d20: a964f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.231935][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.232013][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.232088][ T32] r5:80070013 r4:80239bb0 [ 1328.232144][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.232245][ T32] r4:82ac11e4 [ 1328.232294][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.232411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.232488][ T32] r4:e0635dc0 [ 1328.232593][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.232708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.232762][ T32] r4:00000000 [ 1328.232814][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.232927][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.232997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.233102][ T32] r5:00001000 r4:e01b1000 [ 1328.233153][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.233243][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.233341][ T32] r5:8436438c r4:84364000 [ 1328.233407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.233522][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.233574][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.233714][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.233773][ T32] r4:84be5080 [ 1328.233822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.233933][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.233988][ T32] r4:00000001 [ 1328.234036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.234117][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.234198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.234274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.234356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.234446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.234507][ T32] r4:84be4100 [ 1328.234559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.234628][ T32] INFO: task kworker/0:71:3853 blocked for more than 454 seconds. [ 1328.234702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.234759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.234807][ T32] task:kworker/0:71 state:D stack:0 pid:3853 tgid:3853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.234941][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.235043][ T32] Call trace: [ 1328.235118][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.235225][ T32] r10:829188dc r9:e0699d84 r8:00000002 r7:60000013 r6:e0699d8c r5:84b86c00 [ 1328.235280][ T32] r4:84b86c00 [ 1328.235330][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.235426][ T32] r5:84b86c00 r4:829188d8 [ 1328.235538][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.259326][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.259507][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0699e08 [ 1328.259563][ T32] r4:00000000 [ 1328.259611][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.259738][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.259836][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.259938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004380 [ 1328.259992][ T32] r4:00000000 [ 1328.260040][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.260146][ T32] r9:83018005 r8:84b86c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.260198][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.260301][ T32] r5:00001000 r4:dfb1f000 [ 1328.260364][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.260459][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.260575][ T32] r5:84bb138c r4:84bb1000 [ 1328.260660][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.260776][ T32] r7:dddced80 r6:83018000 r5:84bb138c r4:85005080 [ 1328.260826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.260933][ T32] r10:61c88647 r9:84b86c00 r8:850050ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.261004][ T32] r4:85005080 [ 1328.261057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.261163][ T32] r10:00000000 r9:85005080 r8:8027f5e8 r7:e0695e60 r6:84be5c00 r5:84b86c00 [ 1328.261275][ T32] r4:00000001 [ 1328.261337][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.261444][ T32] Exception stack(0xe0699fb0 to 0xe0699ff8) [ 1328.261538][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.261637][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.261736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.261825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.261889][ T32] r4:850044c0 [ 1328.262813][ T32] INFO: task kworker/0:71:3853 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.262888][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.263033][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.263134][ T32] Call trace: [ 1328.263201][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.263394][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.263453][ T32] r4:00000000 [ 1328.263503][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.263610][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.263691][ T32] 5d20: a97db000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.263764][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.263828][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.263888][ T32] r5:80070013 r4:80239bb0 [ 1328.263939][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.264035][ T32] r4:82ac11e4 [ 1328.264085][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.264187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.264278][ T32] r4:e0635dc0 [ 1328.264349][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.264459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.264536][ T32] r4:00000000 [ 1328.264590][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.264708][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.264760][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.264859][ T32] r5:00001000 r4:e01b1000 [ 1328.264910][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.265004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.265117][ T32] r5:8436438c r4:84364000 [ 1328.265175][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.265281][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.265333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.265458][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.286408][ T32] r4:84be5080 [ 1328.286570][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.286747][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.286807][ T32] r4:00000001 [ 1328.286859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.286950][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.287022][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.287091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.287183][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.287287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.287349][ T32] r4:84be4100 [ 1328.287405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.287498][ T32] INFO: task kworker/0:72:3856 blocked for more than 454 seconds. [ 1328.287588][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.287668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.287721][ T32] task:kworker/0:72 state:D stack:0 pid:3856 tgid:3856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.287850][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.287958][ T32] Call trace: [ 1328.288058][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.288173][ T32] r10:829188dc r9:e06a1d84 r8:00000002 r7:60000113 r6:e06a1d8c r5:84b88c00 [ 1328.288229][ T32] r4:84b88c00 [ 1328.288277][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.288371][ T32] r5:84b88c00 r4:829188d8 [ 1328.288421][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.288512][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.288629][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a1e08 [ 1328.288688][ T32] r4:00000000 [ 1328.288739][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.288830][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.288924][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.289041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850047c0 [ 1328.289108][ T32] r4:00000000 [ 1328.289203][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.289323][ T32] r9:83018005 r8:84b88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1328.289377][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.289480][ T32] r5:00001000 r4:dfe01000 [ 1328.289533][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.289633][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.289766][ T32] r5:84bb1f8c r4:84bb1c00 [ 1328.289818][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.289925][ T32] r7:dddced80 r6:83018000 r5:84bb1f8c r4:85005100 [ 1328.289977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.290099][ T32] r10:61c88647 r9:84b88c00 r8:8500512c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.290153][ T32] r4:85005100 [ 1328.290200][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.290303][ T32] r10:00000000 r9:85005100 r8:8027f5e8 r7:e0695e60 r6:84be5c80 r5:84b88c00 [ 1328.290358][ T32] r4:00000001 [ 1328.290406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.290489][ T32] Exception stack(0xe06a1fb0 to 0xe06a1ff8) [ 1328.290553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.290642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.290709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.290778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.290833][ T32] r4:85004480 [ 1328.291732][ T32] INFO: task kworker/0:72:3856 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.291811][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.291943][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.292037][ T32] Call trace: [ 1328.292136][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.292252][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.292311][ T32] r4:00000000 [ 1328.292364][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.292454][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.292527][ T32] 5d20: a998e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.292598][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.292721][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.292804][ T32] r5:80070013 r4:80239bb0 [ 1328.292874][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.292974][ T32] r4:82ac11e4 [ 1328.293023][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.293125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.293202][ T32] r4:e0635dc0 [ 1328.293266][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.293366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.293463][ T32] r4:00000000 [ 1328.293528][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.293644][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.293732][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.293830][ T32] r5:00001000 r4:e01b1000 [ 1328.293882][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.293975][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.294071][ T32] r5:8436438c r4:84364000 [ 1328.294121][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.294223][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.294290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.294412][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.294466][ T32] r4:84be5080 [ 1328.294515][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.294626][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.294703][ T32] r4:00000001 [ 1328.294758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.294853][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.294918][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.294986][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.295070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.295172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.295232][ T32] r4:84be4100 [ 1328.295280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.295336][ T32] INFO: task kworker/0:73:3857 blocked for more than 454 seconds. [ 1328.295403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.295456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.317568][ T32] task:kworker/0:73 state:D stack:0 pid:3857 tgid:3857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.317849][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.317991][ T32] Call trace: [ 1328.318069][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.318199][ T32] r10:829188dc r9:e06a5d84 r8:00000002 r7:60000113 r6:e06a5d8c r5:84b89800 [ 1328.318260][ T32] r4:84b89800 [ 1328.318329][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.318432][ T32] r5:84b89800 r4:829188d8 [ 1328.318494][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.318590][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.318707][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a5e08 [ 1328.318767][ T32] r4:00000000 [ 1328.318816][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.318909][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.319025][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.319135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850046c0 [ 1328.319191][ T32] r4:00000000 [ 1328.319240][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.319351][ T32] r9:83018005 r8:84b89800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1328.319416][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.319514][ T32] r5:00001000 r4:dfd5d000 [ 1328.319566][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.319668][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.319803][ T32] r5:84bb1b8c r4:84bb1800 [ 1328.319860][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.319984][ T32] r7:dddced80 r6:83018000 r5:84bb1b8c r4:85005180 [ 1328.320037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.320145][ T32] r10:61c88647 r9:84b89800 r8:850051ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.320212][ T32] r4:85005180 [ 1328.320261][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.320371][ T32] r10:00000000 r9:85005180 r8:8027f5e8 r7:e06a1e60 r6:84be5d00 r5:84b89800 [ 1328.320427][ T32] r4:00000001 [ 1328.320479][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.320567][ T32] Exception stack(0xe06a5fb0 to 0xe06a5ff8) [ 1328.320644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.320716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.320783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.320875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.320946][ T32] r4:85004580 [ 1328.321856][ T32] INFO: task kworker/0:73:3857 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.321943][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.322115][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.322242][ T32] Call trace: [ 1328.322324][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.322452][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.322520][ T32] r4:00000000 [ 1328.322587][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.322692][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.322788][ T32] 5d20: a9cac000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.322939][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.323010][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.323112][ T32] r5:80070013 r4:80239bb0 [ 1328.323172][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.323271][ T32] r4:82ac11e4 [ 1328.323322][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.323424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.323492][ T32] r4:e0635dc0 [ 1328.323550][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.323683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.323752][ T32] r4:00000000 [ 1328.323802][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.323917][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.323970][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.324068][ T32] r5:00001000 r4:e01b1000 [ 1328.324117][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.324210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.324309][ T32] r5:8436438c r4:84364000 [ 1328.324359][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.324463][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.324525][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.324643][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.324700][ T32] r4:84be5080 [ 1328.324750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.324858][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.324927][ T32] r4:00000001 [ 1328.324989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.325076][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.325158][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.325232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.325308][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.325380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.325438][ T32] r4:84be4100 [ 1328.353111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.353289][ T32] INFO: task kworker/1:300:3858 blocked for more than 454 seconds. [ 1328.353370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.353428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.353481][ T32] task:kworker/1:300 state:D stack:0 pid:3858 tgid:3858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.353609][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.353776][ T32] Call trace: [ 1328.353850][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.353974][ T32] r10:829188dc r9:e06a9d84 r8:00000002 r7:60000113 r6:e06a9d8c r5:84b8a400 [ 1328.354031][ T32] r4:84b8a400 [ 1328.354082][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.354192][ T32] r5:84b8a400 r4:829188d8 [ 1328.354242][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.354350][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.354465][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06a9e08 [ 1328.354519][ T32] r4:00000000 [ 1328.354566][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.354666][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.354758][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.354858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c9940 [ 1328.354914][ T32] r4:00000000 [ 1328.354962][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.355072][ T32] r9:83018205 r8:84b8a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.355124][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.355220][ T32] r5:00001000 r4:dffd5000 [ 1328.355270][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.355362][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.355459][ T32] r5:8505838c r4:85058000 [ 1328.360140][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.360344][ T32] r7:ddde2d80 r6:83018200 r5:8505838c r4:84be5d80 [ 1328.360404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.360519][ T32] r10:61c88647 r9:84b8a400 r8:84be5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.360579][ T32] r4:84be5d80 [ 1328.360641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.360758][ T32] r10:00000000 r9:84be5d80 r8:8027f5e8 r7:e0679e60 r6:84be5e00 r5:84b8a400 [ 1328.360815][ T32] r4:00000001 [ 1328.360867][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.360958][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1328.361030][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.361105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.361170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.361238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.361291][ T32] r4:84bfa8c0 [ 1328.362190][ T32] INFO: task kworker/1:300:3858 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.362281][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.362433][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.362545][ T32] Call trace: [ 1328.362648][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.362770][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.362851][ T32] r4:00000000 [ 1328.362911][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.363008][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.363080][ T32] 5d20: a9f0f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.363154][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.363222][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.363285][ T32] r5:80070013 r4:80239bb0 [ 1328.363338][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.363438][ T32] r4:82ac11e4 [ 1328.363490][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.363592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.363680][ T32] r4:e0635dc0 [ 1328.363739][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.363843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.363908][ T32] r4:00000000 [ 1328.363960][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.364072][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.364127][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.364229][ T32] r5:00001000 r4:e01b1000 [ 1328.364283][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.364380][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.364481][ T32] r5:8436438c r4:84364000 [ 1328.364532][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.364651][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.364708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.364825][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.364883][ T32] r4:84be5080 [ 1328.364958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.365076][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.365130][ T32] r4:00000001 [ 1328.365181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.365273][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.365338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.365422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.365561][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.383733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.383823][ T32] r4:84be4100 [ 1328.383916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.384010][ T32] INFO: task kworker/1:301:3859 blocked for more than 454 seconds. [ 1328.384105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.384167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.384234][ T32] task:kworker/1:301 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.384376][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.384516][ T32] Call trace: [ 1328.384596][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.384744][ T32] r10:829188dc r9:e06add84 r8:00000002 r7:60000113 r6:e06add8c r5:84b8b000 [ 1328.384808][ T32] r4:84b8b000 [ 1328.384862][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.384962][ T32] r5:84b8b000 r4:829188d8 [ 1328.385013][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.385110][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.385225][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ade08 [ 1328.385300][ T32] r4:00000000 [ 1328.385364][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.385459][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.390208][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.390372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bfa380 [ 1328.390444][ T32] r4:00000000 [ 1328.390496][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.390608][ T32] r9:83018205 r8:84b8b000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1328.390666][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.390766][ T32] r5:00001000 r4:df9e9000 [ 1328.390813][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.390903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.391022][ T32] r5:8436738c r4:84367000 [ 1328.391081][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.391196][ T32] r7:ddde2d80 r6:83018200 r5:8436738c r4:84be5e80 [ 1328.391288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.391438][ T32] r10:61c88647 r9:84b8b000 r8:84be5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.391508][ T32] r4:84be5e80 [ 1328.391559][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.391693][ T32] r10:00000000 r9:84be5e80 r8:8027f5e8 r7:e06a9e60 r6:84be5f00 r5:84b8b000 [ 1328.391789][ T32] r4:00000001 [ 1328.391880][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.391984][ T32] Exception stack(0xe06adfb0 to 0xe06adff8) [ 1328.392066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.392134][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.392198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.392270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.392321][ T32] r4:84bfa8c0 [ 1328.393262][ T32] INFO: task kworker/1:301:3859 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.393342][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.393502][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.393613][ T32] Call trace: [ 1328.393804][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.393933][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.393994][ T32] r4:00000000 [ 1328.394043][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.394134][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.394207][ T32] 5d20: aa0db000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.394284][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.394349][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.394410][ T32] r5:80070013 r4:80239bb0 [ 1328.394460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.394556][ T32] r4:82ac11e4 [ 1328.394631][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.394747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.394799][ T32] r4:e0635dc0 [ 1328.394859][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.394963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.395030][ T32] r4:00000000 [ 1328.395089][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.395193][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.395240][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.395369][ T32] r5:00001000 r4:e01b1000 [ 1328.395428][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.395572][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.413779][ T32] r5:8436438c r4:84364000 [ 1328.413874][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.414045][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.414116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.414233][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.414291][ T32] r4:84be5080 [ 1328.414345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.414475][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.414571][ T32] r4:00000001 [ 1328.414637][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.414732][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.414804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.414877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.414976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.415067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.415123][ T32] r4:84be4100 [ 1328.415180][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.415272][ T32] INFO: task kworker/1:302:3861 blocked for more than 454 seconds. [ 1328.415363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.415435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.426148][ T32] task:kworker/1:302 state:D stack:0 pid:3861 tgid:3861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.426388][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.426526][ T32] Call trace: [ 1328.426605][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.426738][ T32] r10:829188dc r9:e06c9d84 r8:00000002 r7:60000113 r6:e06c9d8c r5:84b8bc00 [ 1328.426799][ T32] r4:84b8bc00 [ 1328.426870][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.426969][ T32] r5:84b8bc00 r4:829188d8 [ 1328.427029][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.427128][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.427238][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 [ 1328.427309][ T32] r4:00000000 [ 1328.427359][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.427478][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.427594][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.427721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84895040 [ 1328.427778][ T32] r4:00000000 [ 1328.427847][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.427966][ T32] r9:83018205 r8:84b8bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1328.428024][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.428124][ T32] r5:00001000 r4:e0223000 [ 1328.428176][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.428319][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.428436][ T32] r5:8436778c r4:84367400 [ 1328.428487][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.428597][ T32] r7:ddde2d80 r6:83018200 r5:8436778c r4:84be5f80 [ 1328.428670][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.428782][ T32] r10:61c88647 r9:84b8bc00 r8:84be5fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.428839][ T32] r4:84be5f80 [ 1328.428889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.429011][ T32] r10:00000000 r9:84be5f80 r8:8027f5e8 r7:e06a9e60 r6:84bf3000 r5:84b8bc00 [ 1328.429068][ T32] r4:00000001 [ 1328.429120][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.429210][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1328.429278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.429349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.429411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.429478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.429530][ T32] r4:84bfa8c0 [ 1328.430498][ T32] INFO: task kworker/1:302:3861 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.430626][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.430880][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.430989][ T32] Call trace: [ 1328.431064][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.431178][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.431236][ T32] r4:00000000 [ 1328.431290][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.431383][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.431474][ T32] 5d20: aa446000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.431541][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.431600][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.431664][ T32] r5:80070013 r4:80239bb0 [ 1328.431714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.431829][ T32] r4:82ac11e4 [ 1328.431915][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.432034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.432096][ T32] r4:e0635dc0 [ 1328.432159][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.432274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.432373][ T32] r4:00000000 [ 1328.432437][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.432548][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.432602][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.432711][ T32] r5:00001000 r4:e01b1000 [ 1328.432761][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.432853][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.432949][ T32] r5:8436438c r4:84364000 [ 1328.432998][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.433096][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.433144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.433267][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.433323][ T32] r4:84be5080 [ 1328.433369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.433491][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.433554][ T32] r4:00000001 [ 1328.433606][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.433741][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.433851][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.433934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.434006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.434079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.434135][ T32] r4:84be4100 [ 1328.434189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.434253][ T32] INFO: task kworker/0:74:3863 blocked for more than 454 seconds. [ 1328.434329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.434390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.434440][ T32] task:kworker/0:74 state:D stack:0 pid:3863 tgid:3863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.434574][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.434707][ T32] Call trace: [ 1328.434783][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.434895][ T32] r10:829188dc r9:e06d5d84 r8:00000002 r7:60000113 r6:e06d5d8c r5:84b8d400 [ 1328.434957][ T32] r4:84b8d400 [ 1328.435006][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.435103][ T32] r5:84b8d400 r4:829188d8 [ 1328.435151][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.435243][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.435351][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 [ 1328.435405][ T32] r4:00000000 [ 1328.435457][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.458068][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.458289][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.458402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004a40 [ 1328.458486][ T32] r4:00000000 [ 1328.458554][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.458680][ T32] r9:83018005 r8:84b8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1328.458737][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.458843][ T32] r5:00001000 r4:dfeb3000 [ 1328.458898][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.459012][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.459119][ T32] r5:84bb278c r4:84bb2400 [ 1328.459171][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.459281][ T32] r7:dddced80 r6:83018000 r5:84bb278c r4:85005200 [ 1328.459335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.459454][ T32] r10:61c88647 r9:84b8d400 r8:8500522c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.459532][ T32] r4:85005200 [ 1328.459588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.459707][ T32] r10:00000000 r9:85005200 r8:8027f5e8 r7:e06a1e60 r6:84bf3080 r5:84b8d400 [ 1328.459760][ T32] r4:00000001 [ 1328.459806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.459924][ T32] Exception stack(0xe06d5fb0 to 0xe06d5ff8) [ 1328.460001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.460126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.460219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.460317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.460388][ T32] r4:850049c0 [ 1328.461315][ T32] INFO: task kworker/0:74:3863 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.461396][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.461537][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.461685][ T32] Call trace: [ 1328.461762][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.461903][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.461974][ T32] r4:00000000 [ 1328.462024][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.462107][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.462174][ T32] 5d20: aa639000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.462253][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.462323][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.462389][ T32] r5:80070013 r4:80239bb0 [ 1328.462462][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.462569][ T32] r4:82ac11e4 [ 1328.462632][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.462740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.462798][ T32] r4:e0635dc0 [ 1328.462864][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.462977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.463055][ T32] r4:00000000 [ 1328.463113][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.463240][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.463335][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.463454][ T32] r5:00001000 r4:e01b1000 [ 1328.463510][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.463608][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.463744][ T32] r5:8436438c r4:84364000 [ 1328.463912][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.464038][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.464089][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.464201][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.464254][ T32] r4:84be5080 [ 1328.464298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.464400][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.464475][ T32] r4:00000001 [ 1328.464547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.464649][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.464742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.464829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.464897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.465007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.465092][ T32] r4:84be4100 [ 1328.465150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.465234][ T32] INFO: task kworker/0:75:3865 blocked for more than 454 seconds. [ 1328.465328][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.465402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.465463][ T32] task:kworker/0:75 state:D stack:0 pid:3865 tgid:3865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.486362][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.486511][ T32] Call trace: [ 1328.486675][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.486845][ T32] r10:829188dc r9:e0239d84 r8:00000002 r7:60000113 r6:e0239d8c r5:85024800 [ 1328.486914][ T32] r4:85024800 [ 1328.486986][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.487090][ T32] r5:85024800 r4:829188d8 [ 1328.487143][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.487236][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.487362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0239e08 [ 1328.487427][ T32] r4:00000000 [ 1328.487494][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.487627][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.487731][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.487863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004840 [ 1328.487926][ T32] r4:00000000 [ 1328.487987][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.488096][ T32] r9:83018005 r8:85024800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1328.488166][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.488296][ T32] r5:00001000 r4:dfe91000 [ 1328.488350][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.488439][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.488534][ T32] r5:84bb238c r4:84bb2000 [ 1328.488626][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.488745][ T32] r7:dddced80 r6:83018000 r5:84bb238c r4:85005280 [ 1328.488814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.488938][ T32] r10:61c88647 r9:85024800 r8:850052ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.488997][ T32] r4:85005280 [ 1328.489048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.489158][ T32] r10:00000000 r9:85005280 r8:8027f5e8 r7:e06d5e60 r6:85005300 r5:85024800 [ 1328.489215][ T32] r4:00000001 [ 1328.489289][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.489387][ T32] Exception stack(0xe0239fb0 to 0xe0239ff8) [ 1328.489456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.489529][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.489596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.489707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.489786][ T32] r4:850049c0 [ 1328.490722][ T32] INFO: task kworker/0:75:3865 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.490820][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.490983][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.491098][ T32] Call trace: [ 1328.491172][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.491316][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.491387][ T32] r4:00000000 [ 1328.491458][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.491549][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.491668][ T32] 5d20: aa906000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.491749][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.491815][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.491907][ T32] r5:80070013 r4:80239bb0 [ 1328.492010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.492109][ T32] r4:82ac11e4 [ 1328.492159][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.492263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.492321][ T32] r4:e0635dc0 [ 1328.492369][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.492465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.492517][ T32] r4:00000000 [ 1328.492566][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.492680][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.492744][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.492861][ T32] r5:00001000 r4:e01b1000 [ 1328.492916][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.493027][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.493120][ T32] r5:8436438c r4:84364000 [ 1328.493166][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.493270][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.493353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.493488][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.493550][ T32] r4:84be5080 [ 1328.493602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.493749][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.493806][ T32] r4:00000001 [ 1328.493853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.493936][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.493997][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.494061][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.494128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.494197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.494252][ T32] r4:84be4100 [ 1328.494305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.494370][ T32] INFO: task kworker/0:76:3867 blocked for more than 455 seconds. [ 1328.494502][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.494572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.494632][ T32] task:kworker/0:76 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.494740][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.494847][ T32] Call trace: [ 1328.494924][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.495034][ T32] r10:829188dc r9:e06cdd84 r8:00000002 r7:60000013 r6:e06cdd8c r5:85026c00 [ 1328.495091][ T32] r4:85026c00 [ 1328.495142][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.495241][ T32] r5:85026c00 r4:829188d8 [ 1328.495290][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.495384][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.529535][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 [ 1328.529761][ T32] r4:00000000 [ 1328.529830][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.529958][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.530057][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.530161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a8c440 [ 1328.530218][ T32] r4:00000000 [ 1328.530295][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.530415][ T32] r9:83018005 r8:85026c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1328.530472][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.530580][ T32] r5:00001000 r4:dff39000 [ 1328.530640][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.530737][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.530851][ T32] r5:84bb378c r4:84bb3400 [ 1328.530949][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.531063][ T32] r7:dddced80 r6:83018000 r5:84bb378c r4:85005380 [ 1328.531136][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.531252][ T32] r10:61c88647 r9:85026c00 r8:850053ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.531351][ T32] r4:85005380 [ 1328.531409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.531532][ T32] r10:00000000 r9:85005380 r8:8027f5e8 r7:e06d5e60 r6:85005400 r5:85026c00 [ 1328.531588][ T32] r4:00000001 [ 1328.531642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.531757][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) [ 1328.531876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.531951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.532038][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.532112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.532170][ T32] r4:85004a00 [ 1328.533037][ T32] INFO: task kworker/0:76:3867 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.533123][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.533327][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.533458][ T32] Call trace: [ 1328.533577][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.533747][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.533810][ T32] r4:00000000 [ 1328.533912][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.534023][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.534098][ T32] 5d20: aac0b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.534174][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.534241][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.534303][ T32] r5:80070013 r4:80239bb0 [ 1328.534355][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.534455][ T32] r4:82ac11e4 [ 1328.534510][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.534642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.534707][ T32] r4:e0635dc0 [ 1328.534757][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.534881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.534944][ T32] r4:00000000 [ 1328.534997][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.535108][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.535188][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.535295][ T32] r5:00001000 r4:e01b1000 [ 1328.535358][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.535513][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.550631][ T32] r5:8436438c r4:84364000 [ 1328.550732][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.550885][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.550943][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.551057][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.551114][ T32] r4:84be5080 [ 1328.551181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.551292][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.551358][ T32] r4:00000001 [ 1328.551441][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.551531][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.551595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.551665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.551726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.551807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.551870][ T32] r4:84be4100 [ 1328.551925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.551997][ T32] INFO: task kworker/0:77:3868 blocked for more than 455 seconds. [ 1328.552075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.552135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.552188][ T32] task:kworker/0:77 state:D stack:0 pid:3868 tgid:3868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.552331][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.552439][ T32] Call trace: [ 1328.552538][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.552660][ T32] r10:829188dc r9:e0685d84 r8:00000002 r7:60000013 r6:e0685d8c r5:85025400 [ 1328.552719][ T32] r4:85025400 [ 1328.552768][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.552880][ T32] r5:85025400 r4:829188d8 [ 1328.552938][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.553030][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.553138][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0685e08 [ 1328.553216][ T32] r4:00000000 [ 1328.553268][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.553354][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.553461][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.553561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004c80 [ 1328.553614][ T32] r4:00000000 [ 1328.553708][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.553823][ T32] r9:83018005 r8:85025400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1328.553903][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.554010][ T32] r5:00001000 r4:dfedb000 [ 1328.554063][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.554156][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.554286][ T32] r5:84bb2b8c r4:84bb2800 [ 1328.554345][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.554451][ T32] r7:dddced80 r6:83018000 r5:84bb2b8c r4:85005480 [ 1328.554522][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.554721][ T32] r10:61c88647 r9:85025400 r8:850054ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.554791][ T32] r4:85005480 [ 1328.554843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.554969][ T32] r10:00000000 r9:85005480 r8:8027f5e8 r7:e06cde60 r6:85005500 r5:85025400 [ 1328.555030][ T32] r4:00000001 [ 1328.555093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.555197][ T32] Exception stack(0xe0685fb0 to 0xe0685ff8) [ 1328.555267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.555337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.555404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.555474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.576289][ T32] r4:85004a00 [ 1328.577250][ T32] INFO: task kworker/0:77:3868 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.577336][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.577487][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.577615][ T32] Call trace: [ 1328.577778][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.577903][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.577974][ T32] r4:00000000 [ 1328.578024][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.578118][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.578194][ T32] 5d20: aaf25000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.578280][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.578345][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.578433][ T32] r5:80070013 r4:80239bb0 [ 1328.578493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.578592][ T32] r4:82ac11e4 [ 1328.578651][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.578753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.578828][ T32] r4:e0635dc0 [ 1328.578892][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.578997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.579056][ T32] r4:00000000 [ 1328.579137][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.579256][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.579346][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.579471][ T32] r5:00001000 r4:e01b1000 [ 1328.579540][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.579642][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.579747][ T32] r5:8436438c r4:84364000 [ 1328.579793][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.579939][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.580025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.580138][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.580197][ T32] r4:84be5080 [ 1328.580251][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.580362][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.580437][ T32] r4:00000001 [ 1328.580494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.580583][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.580658][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.580728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.580794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.580866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.580923][ T32] r4:84be4100 [ 1328.580975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.581058][ T32] INFO: task kworker/0:78:3871 blocked for more than 455 seconds. [ 1328.581135][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.581196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.581275][ T32] task:kworker/0:78 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.581405][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.581500][ T32] Call trace: [ 1328.581565][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.581720][ T32] r10:829188dc r9:e06ddd84 r8:00000002 r7:60000013 r6:e06ddd8c r5:85026000 [ 1328.581793][ T32] r4:85026000 [ 1328.581848][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.581941][ T32] r5:85026000 r4:829188d8 [ 1328.581996][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.582089][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.582194][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1328.582266][ T32] r4:00000000 [ 1328.582353][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.582456][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.582541][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.582642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004d80 [ 1328.582708][ T32] r4:00000000 [ 1328.582763][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.582859][ T32] r9:83018005 r8:85026000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.582953][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.583065][ T32] r5:00001000 r4:dfeef000 [ 1328.583136][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.583244][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.583346][ T32] r5:84bb2f8c r4:84bb2c00 [ 1328.583397][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.583503][ T32] r7:dddced80 r6:83018000 r5:84bb2f8c r4:85005580 [ 1328.583557][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.583674][ T32] r10:61c88647 r9:85026000 r8:850055ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.583731][ T32] r4:85005580 [ 1328.583778][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.583885][ T32] r10:00000000 r9:85005580 r8:8027f5e8 r7:e06cde60 r6:85005600 r5:85026000 [ 1328.583942][ T32] r4:00000001 [ 1328.584009][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.584110][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1328.584191][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.584261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.584325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.584389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.584445][ T32] r4:85004cc0 [ 1328.585078][ T32] INFO: task kworker/0:78:3871 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.585154][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.585303][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.585399][ T32] Call trace: [ 1328.585473][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.613625][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.613743][ T32] r4:00000000 [ 1328.613801][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.613944][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.614030][ T32] 5d20: ab1fb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.614107][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.614174][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.614274][ T32] r5:80070013 r4:80239bb0 [ 1328.614342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.614447][ T32] r4:82ac11e4 [ 1328.614509][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.614632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.614702][ T32] r4:e0635dc0 [ 1328.614749][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.614851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.614905][ T32] r4:00000000 [ 1328.614967][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.615133][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.615205][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.615311][ T32] r5:00001000 r4:e01b1000 [ 1328.615366][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.616117][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.616290][ T32] r5:8436438c r4:84364000 [ 1328.616345][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.616462][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.616515][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.616634][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.616693][ T32] r4:84be5080 [ 1328.616742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.616851][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.616908][ T32] r4:00000001 [ 1328.616961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.617053][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.617123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.617194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.617260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.617336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.617406][ T32] r4:84be4100 [ 1328.617464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.617529][ T32] INFO: task kworker/0:79:3872 blocked for more than 455 seconds. [ 1328.617602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.617706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.617777][ T32] task:kworker/0:79 state:D stack:0 pid:3872 tgid:3872 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.617905][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.618060][ T32] Call trace: [ 1328.618173][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.618304][ T32] r10:829188dc r9:e06e1d84 r8:00000002 r7:60000113 r6:e06e1d8c r5:85022400 [ 1328.618387][ T32] r4:85022400 [ 1328.618445][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.618537][ T32] r5:85022400 r4:829188d8 [ 1328.618583][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.618679][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.618788][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 1328.618845][ T32] r4:00000000 [ 1328.618898][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.619001][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.619093][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.619195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85004e80 [ 1328.619250][ T32] r4:00000000 [ 1328.619302][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.619425][ T32] r9:83018005 r8:85022400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1328.619479][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.619594][ T32] r5:00001000 r4:dff1b000 [ 1328.619659][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.619779][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.619892][ T32] r5:84bb338c r4:84bb3000 [ 1328.619945][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.620050][ T32] r7:dddced80 r6:83018000 r5:84bb338c r4:85005680 [ 1328.620102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.620210][ T32] r10:61c88647 r9:85022400 r8:850056ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.620284][ T32] r4:85005680 [ 1328.620347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.620457][ T32] r10:00000000 r9:85005680 r8:8027f5e8 r7:e06cde60 r6:85005700 r5:85022400 [ 1328.620513][ T32] r4:00000001 [ 1328.620559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.620650][ T32] Exception stack(0xe06e1fb0 to 0xe06e1ff8) [ 1328.620717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.620788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.620852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.620924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.620980][ T32] r4:85004cc0 [ 1328.621904][ T32] INFO: task kworker/0:79:3872 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.621989][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.622119][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.622213][ T32] Call trace: [ 1328.622292][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.622411][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.622468][ T32] r4:00000000 [ 1328.622519][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.622613][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.622696][ T32] 5d20: ab1fb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.622771][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.622837][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.622898][ T32] r5:80070013 r4:80239bb0 [ 1328.622952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.623049][ T32] r4:82ac11e4 [ 1328.623100][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.623206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.623262][ T32] r4:e0635dc0 [ 1328.623310][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.623414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.623499][ T32] r4:00000000 [ 1328.623565][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.623696][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.623753][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.623857][ T32] r5:00001000 r4:e01b1000 [ 1328.623910][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.624004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.624106][ T32] r5:8436438c r4:84364000 [ 1328.624156][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.624262][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.624314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.624426][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.624488][ T32] r4:84be5080 [ 1328.624543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.624663][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.624720][ T32] r4:00000001 [ 1328.624771][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.624857][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.624924][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.625009][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.625104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.625184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.625235][ T32] r4:84be4100 [ 1328.625294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.625365][ T32] INFO: task kworker/0:80:3875 blocked for more than 455 seconds. [ 1328.625427][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.656197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.656344][ T32] task:kworker/0:80 state:D stack:0 pid:3875 tgid:3875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.656482][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.656639][ T32] Call trace: [ 1328.656805][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.656940][ T32] r10:829188dc r9:e06e5d84 r8:00000002 r7:60000113 r6:e06e5d8c r5:85023c00 [ 1328.657002][ T32] r4:85023c00 [ 1328.657056][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.657155][ T32] r5:85023c00 r4:829188d8 [ 1328.657209][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.657328][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.657446][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 [ 1328.657519][ T32] r4:00000000 [ 1328.657587][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.657721][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.657820][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.657923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beb040 [ 1328.657997][ T32] r4:00000000 [ 1328.658086][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.658205][ T32] r9:83018005 r8:85023c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1328.658259][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.658397][ T32] r5:00001000 r4:e0123000 [ 1328.658456][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.658568][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.658697][ T32] r5:84bb3b8c r4:84bb3800 [ 1328.658755][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.658877][ T32] r7:dddced80 r6:83018000 r5:84bb3b8c r4:85005780 [ 1328.658946][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.659056][ T32] r10:61c88647 r9:85023c00 r8:850057ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.659122][ T32] r4:85005780 [ 1328.659175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.659288][ T32] r10:00000000 r9:85005780 r8:8027f5e8 r7:e06cde60 r6:85005800 r5:85023c00 [ 1328.659343][ T32] r4:00000001 [ 1328.659392][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.659481][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1328.659549][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.659636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.659733][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.659811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.659884][ T32] r4:84a8c400 [ 1328.660828][ T32] INFO: task kworker/0:80:3875 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.660905][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.661089][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.661207][ T32] Call trace: [ 1328.661283][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.661410][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.661472][ T32] r4:00000000 [ 1328.661522][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.661720][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.661802][ T32] 5d20: ab650000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.661878][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.661945][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.662006][ T32] r5:80070013 r4:80239bb0 [ 1328.662054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.662145][ T32] r4:82ac11e4 [ 1328.662192][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.662288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.662339][ T32] r4:e0635dc0 [ 1328.662382][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.662476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.662529][ T32] r4:00000000 [ 1328.662627][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.662766][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.662846][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.662953][ T32] r5:00001000 r4:e01b1000 [ 1328.663041][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.663151][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.663257][ T32] r5:8436438c r4:84364000 [ 1328.663311][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.663418][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.663483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.663597][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.663672][ T32] r4:84be5080 [ 1328.663747][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.663871][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.663928][ T32] r4:00000001 [ 1328.663980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.664067][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.664132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.664201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.664267][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.664338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.664394][ T32] r4:84be4100 [ 1328.664461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.664524][ T32] INFO: task kworker/0:81:3877 blocked for more than 455 seconds. [ 1328.664601][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.664679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.664729][ T32] task:kworker/0:81 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.664831][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.664954][ T32] Call trace: [ 1328.665045][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.665162][ T32] r10:829188dc r9:e06edd84 r8:00000002 r7:60000013 r6:e06edd8c r5:844d8000 [ 1328.665221][ T32] r4:844d8000 [ 1328.665271][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.665370][ T32] r5:844d8000 r4:829188d8 [ 1328.665421][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.686101][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.686342][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1328.686404][ T32] r4:00000000 [ 1328.686455][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.686550][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.686668][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.686771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beb1c0 [ 1328.686827][ T32] r4:00000000 [ 1328.686897][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.687016][ T32] r9:83018005 r8:844d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1328.687073][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.687176][ T32] r5:00001000 r4:e0137000 [ 1328.687228][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.687350][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.687458][ T32] r5:84bb3f8c r4:84bb3c00 [ 1328.687509][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.687626][ T32] r7:dddced80 r6:83018000 r5:84bb3f8c r4:85005880 [ 1328.687702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.687815][ T32] r10:61c88647 r9:844d8000 r8:850058ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.687915][ T32] r4:85005880 [ 1328.687974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.688084][ T32] r10:00000000 r9:85005880 r8:8027f5e8 r7:e06e5e60 r6:85005900 r5:844d8000 [ 1328.688153][ T32] r4:00000001 [ 1328.688213][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.688317][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1328.688401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.688470][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.688546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.688623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.688686][ T32] r4:84beb080 [ 1328.689630][ T32] INFO: task kworker/0:81:3877 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.689764][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.689922][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.690089][ T32] Call trace: [ 1328.690206][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.690321][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.690379][ T32] r4:00000000 [ 1328.690428][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.690520][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.690591][ T32] 5d20: ab6df000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.690692][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.690850][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.690925][ T32] r5:80070013 r4:80239bb0 [ 1328.690977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.691082][ T32] r4:82ac11e4 [ 1328.691138][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.691243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.691297][ T32] r4:e0635dc0 [ 1328.691347][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.691491][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.691553][ T32] r4:00000000 [ 1328.691601][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.691716][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.691767][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.691869][ T32] r5:00001000 r4:e01b1000 [ 1328.691957][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.692062][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.692164][ T32] r5:8436438c r4:84364000 [ 1328.692215][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.692355][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.692409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.692515][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.692569][ T32] r4:84be5080 [ 1328.692623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.692726][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.692775][ T32] r4:00000001 [ 1328.692820][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.692906][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.692972][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.693065][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.693166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.693253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.693311][ T32] r4:84be4100 [ 1328.693362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.693481][ T32] INFO: task kworker/0:82:3879 blocked for more than 455 seconds. [ 1328.693597][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.693704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.693758][ T32] task:kworker/0:82 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.693862][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.693960][ T32] Call trace: [ 1328.694051][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.694164][ T32] r10:829188dc r9:e071dd84 r8:00000002 r7:60000013 r6:e071dd8c r5:84b8e000 [ 1328.694224][ T32] r4:84b8e000 [ 1328.694274][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.694371][ T32] r5:84b8e000 r4:829188d8 [ 1328.694421][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.694528][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.694651][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e071de08 [ 1328.694706][ T32] r4:00000000 [ 1328.694756][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.694861][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.694954][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.695057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beb480 [ 1328.695112][ T32] r4:00000000 [ 1328.695162][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.695269][ T32] r9:83018005 r8:84b8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1328.695321][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.695415][ T32] r5:00001000 r4:e0161000 [ 1328.695461][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.727731][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.727907][ T32] r5:84bbc38c r4:84bbc000 [ 1328.727965][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.728098][ T32] r7:dddced80 r6:83018000 r5:84bbc38c r4:85005980 [ 1328.728172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.728303][ T32] r10:61c88647 r9:84b8e000 r8:850059ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.728368][ T32] r4:85005980 [ 1328.728421][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.728532][ T32] r10:00000000 r9:85005980 r8:8027f5e8 r7:e06ede60 r6:84bf3100 r5:84b8e000 [ 1328.728585][ T32] r4:00000001 [ 1328.728640][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.728726][ T32] Exception stack(0xe071dfb0 to 0xe071dff8) [ 1328.728797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.728864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.728949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.729033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.729086][ T32] r4:84beb400 [ 1328.730056][ T32] INFO: task kworker/0:82:3879 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.730146][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.730324][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.730498][ T32] Call trace: [ 1328.730586][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.730715][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.730776][ T32] r4:00000000 [ 1328.730874][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.730989][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.731062][ T32] 5d20: abab7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.731152][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.731243][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.731324][ T32] r5:80070013 r4:80239bb0 [ 1328.731397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.731523][ T32] r4:82ac11e4 [ 1328.731574][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.731695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.731755][ T32] r4:e0635dc0 [ 1328.731800][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.731899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.731965][ T32] r4:00000000 [ 1328.732017][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.732136][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.732213][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.732330][ T32] r5:00001000 r4:e01b1000 [ 1328.732393][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.732488][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.732604][ T32] r5:8436438c r4:84364000 [ 1328.732665][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.732768][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.732816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.732942][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.733044][ T32] r4:84be5080 [ 1328.733095][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.733206][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.733290][ T32] r4:00000001 [ 1328.733353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.733439][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.733504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.733573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.733676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.733757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.733813][ T32] r4:84be4100 [ 1328.733865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.733932][ T32] INFO: task kworker/0:83:3880 blocked for more than 455 seconds. [ 1328.734019][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.734083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.734134][ T32] task:kworker/0:83 state:D stack:0 pid:3880 tgid:3880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.734240][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.734334][ T32] Call trace: [ 1328.734407][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.734517][ T32] r10:829188dc r9:e0709d84 r8:00000002 r7:60000113 r6:e0709d8c r5:844d8c00 [ 1328.734585][ T32] r4:844d8c00 [ 1328.734648][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.734745][ T32] r5:844d8c00 r4:829188d8 [ 1328.734793][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.734905][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.735026][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0709e08 [ 1328.735082][ T32] r4:00000000 [ 1328.735130][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.735220][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.735309][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.735408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beb2c0 [ 1328.735496][ T32] r4:00000000 [ 1328.760580][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.760792][ T32] r9:83018005 r8:844d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.760866][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.760990][ T32] r5:00001000 r4:e014d000 [ 1328.761048][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.761143][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.761241][ T32] r5:84baa38c r4:84baa000 [ 1328.761305][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.761413][ T32] r7:dddced80 r6:83018000 r5:84baa38c r4:85005a00 [ 1328.761467][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.761571][ T32] r10:61c88647 r9:844d8c00 r8:85005a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.761632][ T32] r4:85005a00 [ 1328.761714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.761817][ T32] r10:00000000 r9:85005a00 r8:8027f5e8 r7:e071de60 r6:85005a80 r5:844d8c00 [ 1328.761873][ T32] r4:00000001 [ 1328.761924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.762015][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) [ 1328.762111][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.762185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.762265][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.762343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.762399][ T32] r4:84beb400 [ 1328.763335][ T32] INFO: task kworker/0:83:3880 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.763414][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.763571][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.763752][ T32] Call trace: [ 1328.763837][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.763983][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.764051][ T32] r4:00000000 [ 1328.764102][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.764194][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.764267][ T32] 5d20: abcf7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.764359][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.764431][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.764493][ T32] r5:80070013 r4:80239bb0 [ 1328.764543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.764670][ T32] r4:82ac11e4 [ 1328.764728][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.764851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.764923][ T32] r4:e0635dc0 [ 1328.764977][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.765080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.765137][ T32] r4:00000000 [ 1328.765189][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.765299][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.765353][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.765453][ T32] r5:00001000 r4:e01b1000 [ 1328.776017][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.776237][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.776346][ T32] r5:8436438c r4:84364000 [ 1328.776399][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.776510][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.776603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.776726][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.776780][ T32] r4:84be5080 [ 1328.776827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.776932][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.776984][ T32] r4:00000001 [ 1328.777030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.777114][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.777239][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.777319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.777388][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.777462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.777519][ T32] r4:84be4100 [ 1328.777577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.777682][ T32] INFO: task kworker/0:84:3882 blocked for more than 455 seconds. [ 1328.777766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.777855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.777917][ T32] task:kworker/0:84 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.778063][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.778180][ T32] Call trace: [ 1328.778284][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.778414][ T32] r10:829188dc r9:e0729d84 r8:00000002 r7:60000113 r6:e0729d8c r5:844da400 [ 1328.778501][ T32] r4:844da400 [ 1328.778570][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.778676][ T32] r5:844da400 r4:829188d8 [ 1328.778764][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.778883][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.779014][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 [ 1328.779074][ T32] r4:00000000 [ 1328.779126][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.779218][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.779316][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.779420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beb7c0 [ 1328.779476][ T32] r4:00000000 [ 1328.779524][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.779639][ T32] r9:83018005 r8:844da400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1328.779700][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.779801][ T32] r5:00001000 r4:e022d000 [ 1328.779874][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.779976][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.780078][ T32] r5:84bbc78c r4:84bbc400 [ 1328.780128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.780254][ T32] r7:dddced80 r6:83018000 r5:84bbc78c r4:85005b00 [ 1328.780332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.780443][ T32] r10:61c88647 r9:844da400 r8:85005b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.780508][ T32] r4:85005b00 [ 1328.780560][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.780686][ T32] r10:00000000 r9:85005b00 r8:8027f5e8 r7:e071de60 r6:85005b80 r5:844da400 [ 1328.780742][ T32] r4:00000001 [ 1328.780787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.780871][ T32] Exception stack(0xe0729fb0 to 0xe0729ff8) [ 1328.780987][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.781067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.781136][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.781207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.781263][ T32] r4:84beb440 [ 1328.782176][ T32] INFO: task kworker/0:84:3882 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.782263][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.782481][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.782584][ T32] Call trace: [ 1328.782687][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.782809][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.782868][ T32] r4:00000000 [ 1328.782920][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.783013][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.783087][ T32] 5d20: abcf7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.783165][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.783252][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.783329][ T32] r5:80070013 r4:80239bb0 [ 1328.783382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.783480][ T32] r4:82ac11e4 [ 1328.783531][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.783644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.783735][ T32] r4:e0635dc0 [ 1328.783789][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.783891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.783945][ T32] r4:00000000 [ 1328.784007][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.784128][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.784178][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.784273][ T32] r5:00001000 r4:e01b1000 [ 1328.784321][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.784417][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.784520][ T32] r5:8436438c r4:84364000 [ 1328.784585][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.784705][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.784780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.784901][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.784959][ T32] r4:84be5080 [ 1328.785011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.785122][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.785180][ T32] r4:00000001 [ 1328.785243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.785350][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.785423][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.816045][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.816207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.816291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.816372][ T32] r4:84be4100 [ 1328.816437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.816533][ T32] INFO: task kworker/0:85:3884 blocked for more than 455 seconds. [ 1328.816616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.816686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.816738][ T32] task:kworker/0:85 state:D stack:0 pid:3884 tgid:3884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.816866][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.817013][ T32] Call trace: [ 1328.817106][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.817223][ T32] r10:829188dc r9:e0739d84 r8:00000002 r7:60000013 r6:e0739d8c r5:844dbc00 [ 1328.817314][ T32] r4:844dbc00 [ 1328.817368][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.817460][ T32] r5:844dbc00 r4:829188d8 [ 1328.817506][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.817592][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.817739][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0739e08 [ 1328.817797][ T32] r4:00000000 [ 1328.817865][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.817973][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.818071][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.818173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bebac0 [ 1328.818252][ T32] r4:00000000 [ 1328.818308][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.818422][ T32] r9:83018005 r8:844dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.818484][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.818587][ T32] r5:00001000 r4:e0265000 [ 1328.818649][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.818746][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.818846][ T32] r5:84bbcf8c r4:84bbcc00 [ 1328.818901][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.819014][ T32] r7:dddced80 r6:83018000 r5:84bbcf8c r4:85005c00 [ 1328.819069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.819179][ T32] r10:61c88647 r9:844dbc00 r8:85005c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.819235][ T32] r4:85005c00 [ 1328.819286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.819396][ T32] r10:00000000 r9:85005c00 r8:8027f5e8 r7:e0729e60 r6:85005c80 r5:844dbc00 [ 1328.819453][ T32] r4:00000001 [ 1328.819502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.819592][ T32] Exception stack(0xe0739fb0 to 0xe0739ff8) [ 1328.819668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.819738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.819808][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.819877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.819933][ T32] r4:84beb640 [ 1328.820890][ T32] INFO: task kworker/0:85:3884 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.820983][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.821148][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.821249][ T32] Call trace: [ 1328.821335][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.821448][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.821500][ T32] r4:00000000 [ 1328.821546][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.821637][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.821733][ T32] 5d20: ac04d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.821802][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.821863][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.821922][ T32] r5:80070013 r4:80239bb0 [ 1328.821969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.822072][ T32] r4:82ac11e4 [ 1328.822124][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.822227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.822283][ T32] r4:e0635dc0 [ 1328.822334][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.822436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.822494][ T32] r4:00000000 [ 1328.822580][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.822704][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.822758][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.822855][ T32] r5:00001000 r4:e01b1000 [ 1328.822905][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.822997][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.823115][ T32] r5:8436438c r4:84364000 [ 1328.823172][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.823279][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.823332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.823441][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.823518][ T32] r4:84be5080 [ 1328.823588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.823706][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.823763][ T32] r4:00000001 [ 1328.823828][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.823930][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.823996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.824063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.824141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.824212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.824286][ T32] r4:84be4100 [ 1328.824341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.824402][ T32] INFO: task kworker/0:86:3887 blocked for more than 455 seconds. [ 1328.824474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.824526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.824590][ T32] task:kworker/0:86 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.824728][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.824817][ T32] Call trace: [ 1328.824885][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.824989][ T32] r10:829188dc r9:e074dd84 r8:00000002 r7:60000013 r6:e074dd8c r5:844db000 [ 1328.825048][ T32] r4:844db000 [ 1328.825142][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.825248][ T32] r5:844db000 r4:829188d8 [ 1328.825315][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.825411][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.850927][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e074de08 [ 1328.851074][ T32] r4:00000000 [ 1328.851133][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.851264][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.851360][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.851479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beb940 [ 1328.851531][ T32] r4:00000000 [ 1328.851577][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.851690][ T32] r9:83018005 r8:844db000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.851742][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.851847][ T32] r5:00001000 r4:e024b000 [ 1328.851899][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.851995][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.852113][ T32] r5:84bbcb8c r4:84bbc800 [ 1328.852168][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.852275][ T32] r7:dddced80 r6:83018000 r5:84bbcb8c r4:85005d00 [ 1328.852325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.852430][ T32] r10:61c88647 r9:844db000 r8:85005d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.852483][ T32] r4:85005d00 [ 1328.852537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.852659][ T32] r10:00000000 r9:85005d00 r8:8027f5e8 r7:e0739e60 r6:85005d80 r5:844db000 [ 1328.852716][ T32] r4:00000001 [ 1328.852770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.852859][ T32] Exception stack(0xe074dfb0 to 0xe074dff8) [ 1328.852930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.853021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.853104][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.853178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.853255][ T32] r4:84beb440 [ 1328.854233][ T32] INFO: task kworker/0:86:3887 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.854333][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.854504][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.854658][ T32] Call trace: [ 1328.854740][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.854859][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.854941][ T32] r4:00000000 [ 1328.855007][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.855103][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.855204][ T32] 5d20: ac3a7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.855313][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.855389][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.855461][ T32] r5:80070013 r4:80239bb0 [ 1328.855619][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.876300][ T32] r4:82ac11e4 [ 1328.876390][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.876534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.876591][ T32] r4:e0635dc0 [ 1328.876648][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.876749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.876803][ T32] r4:00000000 [ 1328.876850][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.876958][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.877010][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.877110][ T32] r5:00001000 r4:e01b1000 [ 1328.877159][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.877247][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.877344][ T32] r5:8436438c r4:84364000 [ 1328.877413][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.877528][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.877847][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.877967][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.878041][ T32] r4:84be5080 [ 1328.878096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.878204][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.878258][ T32] r4:00000001 [ 1328.878305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.878392][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.878461][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.878530][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.878594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.878672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.878727][ T32] r4:84be4100 [ 1328.878787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.878856][ T32] INFO: task kworker/1:303:3890 blocked for more than 455 seconds. [ 1328.878929][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.878986][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.879036][ T32] task:kworker/1:303 state:D stack:0 pid:3890 tgid:3890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.879151][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.879248][ T32] Call trace: [ 1328.879364][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.879480][ T32] r10:829188dc r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:84b8c800 [ 1328.879537][ T32] r4:84b8c800 [ 1328.879585][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.879688][ T32] r5:84b8c800 r4:829188d8 [ 1328.879739][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.879828][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.879932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1328.879985][ T32] r4:00000000 [ 1328.880031][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.880113][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.880195][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.880298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bebc80 [ 1328.880353][ T32] r4:00000000 [ 1328.880401][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.880500][ T32] r9:83018205 r8:84b8c800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.880548][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.880653][ T32] r5:00001000 r4:e059f000 [ 1328.880704][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.880790][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.880968][ T32] r5:84bbd38c r4:84bbd000 [ 1328.881025][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.881128][ T32] r7:ddde2d80 r6:83018200 r5:84bbd38c r4:84bf3180 [ 1328.881266][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.881405][ T32] r10:61c88647 r9:84b8c800 r8:84bf31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.881470][ T32] r4:84bf3180 [ 1328.881522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.881674][ T32] r10:00000000 r9:84bf3180 r8:8027f5e8 r7:e06a9e60 r6:84bf3200 r5:84b8c800 [ 1328.881739][ T32] r4:00000001 [ 1328.881788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.881871][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1328.881934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.882005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.882068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.882134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.882233][ T32] r4:84895080 [ 1328.883190][ T32] INFO: task kworker/1:303:3890 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.883267][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.883395][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.883596][ T32] Call trace: [ 1328.883681][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.883793][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.883848][ T32] r4:00000000 [ 1328.883942][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.884050][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.884119][ T32] 5d20: ac560000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.884250][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.884363][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.884469][ T32] r5:80070013 r4:80239bb0 [ 1328.884570][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.884742][ T32] r4:82ac11e4 [ 1328.884795][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.884897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.884952][ T32] r4:e0635dc0 [ 1328.885156][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.885434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.916365][ T32] r4:00000000 [ 1328.916582][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.916755][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.916817][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.916923][ T32] r5:00001000 r4:e01b1000 [ 1328.917009][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.917107][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.917206][ T32] r5:8436438c r4:84364000 [ 1328.917255][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.917359][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.917417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.917527][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.917580][ T32] r4:84be5080 [ 1328.917635][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.917805][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.917867][ T32] r4:00000001 [ 1328.917947][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.918092][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.918214][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.918297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.918361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.918429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.918485][ T32] r4:84be4100 [ 1328.918537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.918661][ T32] INFO: task kworker/0:87:3891 blocked for more than 455 seconds. [ 1328.918742][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.918805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.918855][ T32] task:kworker/0:87 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.918978][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.919081][ T32] Call trace: [ 1328.919177][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.919353][ T32] r10:829188dc r9:e0751d84 r8:00000002 r7:60000013 r6:e0751d8c r5:84b8ec00 [ 1328.919423][ T32] r4:84b8ec00 [ 1328.919470][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.919563][ T32] r5:84b8ec00 r4:829188d8 [ 1328.919619][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.919712][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.919818][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0751e08 [ 1328.919877][ T32] r4:00000000 [ 1328.919922][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.920006][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.920090][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.920183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bebf00 [ 1328.920237][ T32] r4:00000000 [ 1328.920286][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.920391][ T32] r9:83018005 r8:84b8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1328.920444][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.920563][ T32] r5:00001000 r4:e070f000 [ 1328.920639][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.920741][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.920857][ T32] r5:84bbdb8c r4:84bbd800 [ 1328.920914][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.921020][ T32] r7:dddced80 r6:83018000 r5:84bbdb8c r4:85005e00 [ 1328.921071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.921178][ T32] r10:61c88647 r9:84b8ec00 r8:85005e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.921253][ T32] r4:85005e00 [ 1328.921319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.921428][ T32] r10:00000000 r9:85005e00 r8:8027f5e8 r7:e0739e60 r6:84bf3280 r5:84b8ec00 [ 1328.921481][ T32] r4:00000001 [ 1328.921527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.921607][ T32] Exception stack(0xe0751fb0 to 0xe0751ff8) [ 1328.921714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.921801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.921898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.921974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.922125][ T32] r4:84beb900 [ 1328.923122][ T32] INFO: task kworker/0:87:3891 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.923201][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.923368][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.923472][ T32] Call trace: [ 1328.923611][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.923730][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.923879][ T32] r4:00000000 [ 1328.923966][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.924167][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.924245][ T32] 5d20: ac7db000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.924318][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.924524][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.924591][ T32] r5:80070013 r4:80239bb0 [ 1328.924651][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.924742][ T32] r4:82ac11e4 [ 1328.924791][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.925109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.925173][ T32] r4:e0635dc0 [ 1328.925310][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.925415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.925468][ T32] r4:00000000 [ 1328.950467][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.950803][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.950896][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.951024][ T32] r5:00001000 r4:e01b1000 [ 1328.951082][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.951201][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.951306][ T32] r5:8436438c r4:84364000 [ 1328.951356][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.951487][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.951541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.951659][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.951752][ T32] r4:84be5080 [ 1328.951809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.951922][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.951976][ T32] r4:00000001 [ 1328.952024][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.952111][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.952215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.952290][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.952354][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.952450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.952549][ T32] r4:84be4100 [ 1328.952620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.952739][ T32] INFO: task kworker/0:88:3892 blocked for more than 455 seconds. [ 1328.952820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.952880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.952934][ T32] task:kworker/0:88 state:D stack:0 pid:3892 tgid:3892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.953089][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.953215][ T32] Call trace: [ 1328.953319][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.953436][ T32] r10:829188dc r9:e0755d84 r8:00000002 r7:60000013 r6:e0755d8c r5:84b88000 [ 1328.953491][ T32] r4:84b88000 [ 1328.953541][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.953713][ T32] r5:84b88000 r4:829188d8 [ 1328.953773][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.953866][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.953995][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0755e08 [ 1328.954065][ T32] r4:00000000 [ 1328.954116][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.954205][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.954292][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.954391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bebe40 [ 1328.954465][ T32] r4:00000000 [ 1328.954534][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.954653][ T32] r9:83018005 r8:84b88000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1328.954705][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.954802][ T32] r5:00001000 r4:e05ad000 [ 1328.954849][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.954937][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.955031][ T32] r5:84bbd78c r4:84bbd400 [ 1328.955079][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.955179][ T32] r7:dddced80 r6:83018000 r5:84bbd78c r4:85005e80 [ 1328.955227][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.955332][ T32] r10:61c88647 r9:84b88000 r8:85005eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.955403][ T32] r4:85005e80 [ 1328.955520][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.966589][ T32] r10:00000000 r9:85005e80 r8:8027f5e8 r7:e0751e60 r6:84bf3300 r5:84b88000 [ 1328.966687][ T32] r4:00000001 [ 1328.966821][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.966960][ T32] Exception stack(0xe0755fb0 to 0xe0755ff8) [ 1328.967035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.967106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.967172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.967242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.967312][ T32] r4:84bebb40 [ 1328.968249][ T32] INFO: task kworker/0:88:3892 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.968325][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.968487][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.968622][ T32] Call trace: [ 1328.968710][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.968830][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.968891][ T32] r4:00000000 [ 1328.968942][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.969031][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.969098][ T32] 5d20: aca9b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.969169][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.969233][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.969348][ T32] r5:80070013 r4:80239bb0 [ 1328.969407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.969507][ T32] r4:82ac11e4 [ 1328.969559][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.969705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.969784][ T32] r4:e0635dc0 [ 1328.969850][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.969953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.970009][ T32] r4:00000000 [ 1328.970059][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.970169][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1328.970246][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.970364][ T32] r5:00001000 r4:e01b1000 [ 1328.970421][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.970513][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.970621][ T32] r5:8436438c r4:84364000 [ 1328.970688][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.970798][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1328.970849][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.970959][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.971014][ T32] r4:84be5080 [ 1328.971063][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.971170][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1328.971223][ T32] r4:00000001 [ 1328.971272][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.971357][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1328.971443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.971514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.971578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.971655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.971733][ T32] r4:84be4100 [ 1328.971790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.971855][ T32] INFO: task kworker/0:89:3895 blocked for more than 455 seconds. [ 1328.971930][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.971990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.972039][ T32] task:kworker/0:89 state:D stack:0 pid:3895 tgid:3895 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.972169][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.972266][ T32] Call trace: [ 1328.972339][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1328.972465][ T32] r10:829188dc r9:e06e9d84 r8:00000002 r7:60000113 r6:e06e9d8c r5:84b83000 [ 1328.972528][ T32] r4:84b83000 [ 1328.972579][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1328.972683][ T32] r5:84b83000 r4:829188d8 [ 1328.972733][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.972823][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.972931][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 [ 1328.972986][ T32] r4:00000000 [ 1328.973035][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1328.973125][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1328.973209][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.973325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84895340 [ 1328.973387][ T32] r4:00000000 [ 1328.973438][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.973544][ T32] r9:83018005 r8:84b83000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1328.973594][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1328.973734][ T32] r5:00001000 r4:e06cf000 [ 1328.973786][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1328.973896][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.974000][ T32] r5:84367b8c r4:84367800 [ 1328.974048][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.974170][ T32] r7:dddced80 r6:83018000 r5:84367b8c r4:85005f00 [ 1328.974227][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.974334][ T32] r10:61c88647 r9:84b83000 r8:85005f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.974390][ T32] r4:85005f00 [ 1328.974437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.974540][ T32] r10:00000000 r9:85005f00 r8:8027f5e8 r7:e0751e60 r6:84bf3380 r5:84b83000 [ 1328.974594][ T32] r4:00000001 [ 1328.974650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.974754][ T32] Exception stack(0xe06e9fb0 to 0xe06e9ff8) [ 1328.974838][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.974917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.974984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.975055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.975125][ T32] r4:84bebe00 [ 1328.997540][ T32] INFO: task kworker/0:89:3895 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1328.997780][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.997959][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.998097][ T32] Call trace: [ 1328.998172][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1328.998312][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1328.998374][ T32] r4:00000000 [ 1328.998425][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.998514][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1328.998585][ T32] 5d20: acc85000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1328.998663][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1328.999087][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1328.999168][ T32] r5:80070013 r4:80239bb0 [ 1328.999224][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.999330][ T32] r4:82ac11e4 [ 1328.999426][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.999531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1328.999584][ T32] r4:e0635dc0 [ 1328.999643][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1328.999735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1328.999785][ T32] r4:00000000 [ 1328.999838][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1328.999951][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.000006][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.000103][ T32] r5:00001000 r4:e01b1000 [ 1329.000154][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.000245][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.000345][ T32] r5:8436438c r4:84364000 [ 1329.000396][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.000503][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.000550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.000658][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.000713][ T32] r4:84be5080 [ 1329.000762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.000869][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.000923][ T32] r4:00000001 [ 1329.000971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.001056][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.001117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.001183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.001246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.001313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.001369][ T32] r4:84be4100 [ 1329.001422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.001489][ T32] INFO: task kworker/0:90:3899 blocked for more than 455 seconds. [ 1329.001560][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.001627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.001704][ T32] task:kworker/0:90 state:D stack:0 pid:3899 tgid:3899 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.001811][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.001901][ T32] Call trace: [ 1329.002001][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.002107][ T32] r10:829188dc r9:e0761d84 r8:00000002 r7:60000113 r6:e0761d8c r5:84b90000 [ 1329.002164][ T32] r4:84b90000 [ 1329.002215][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.002309][ T32] r5:84b90000 r4:829188d8 [ 1329.002361][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.002454][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.002563][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0761e08 [ 1329.002631][ T32] r4:00000000 [ 1329.002682][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.002771][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.002853][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.002950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd040 [ 1329.003003][ T32] r4:00000000 [ 1329.003076][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.003193][ T32] r9:83018005 r8:84b90000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1329.003250][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.003347][ T32] r5:00001000 r4:e0721000 [ 1329.003396][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.003487][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.003584][ T32] r5:84bbdf8c r4:84bbdc00 [ 1329.003638][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.003742][ T32] r7:dddced80 r6:83018000 r5:84bbdf8c r4:85005f80 [ 1329.003790][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.003896][ T32] r10:61c88647 r9:84b90000 r8:85005fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.003954][ T32] r4:85005f80 [ 1329.004027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.004140][ T32] r10:00000000 r9:85005f80 r8:8027f5e8 r7:e0751e60 r6:84bf3400 r5:84b90000 [ 1329.004195][ T32] r4:00000001 [ 1329.004244][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.004320][ T32] Exception stack(0xe0761fb0 to 0xe0761ff8) [ 1329.004380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.004440][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.004496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.004553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.004596][ T32] r4:84bdd100 [ 1329.005349][ T32] INFO: task kworker/0:90:3899 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.005422][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.037517][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.037708][ T32] Call trace: [ 1329.037800][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.037929][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.037987][ T32] r4:00000000 [ 1329.038038][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.038131][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.038204][ T32] 5d20: acfa9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.038298][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.038370][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.038446][ T32] r5:80070013 r4:80239bb0 [ 1329.038501][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.038601][ T32] r4:82ac11e4 [ 1329.038659][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.038762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.038822][ T32] r4:e0635dc0 [ 1329.038922][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.039035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.039091][ T32] r4:00000000 [ 1329.039175][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.039300][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.039356][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.039453][ T32] r5:00001000 r4:e01b1000 [ 1329.039504][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.039624][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.039727][ T32] r5:8436438c r4:84364000 [ 1329.039780][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.039903][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.039975][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.040094][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.040151][ T32] r4:84be5080 [ 1329.040219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.040343][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.040398][ T32] r4:00000001 [ 1329.040446][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.040529][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.040591][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.040667][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.040734][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.040821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.040882][ T32] r4:84be4100 [ 1329.040952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.041023][ T32] INFO: task kworker/0:91:3901 blocked for more than 455 seconds. [ 1329.041097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.041154][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.041237][ T32] task:kworker/0:91 state:D stack:0 pid:3901 tgid:3901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.041358][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.041468][ T32] Call trace: [ 1329.041555][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.041700][ T32] r10:829188dc r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:84b90c00 [ 1329.041759][ T32] r4:84b90c00 [ 1329.041808][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.041905][ T32] r5:84b90c00 r4:829188d8 [ 1329.041952][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.042050][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.042178][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0769e08 [ 1329.042247][ T32] r4:00000000 [ 1329.042295][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.042383][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.042487][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.042594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd240 [ 1329.042658][ T32] r4:00000000 [ 1329.042708][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.042813][ T32] r9:83018005 r8:84b90c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1329.042865][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.042963][ T32] r5:00001000 r4:e0743000 [ 1329.043033][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.043129][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.043226][ T32] r5:84bbe38c r4:84bbe000 [ 1329.043274][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.043375][ T32] r7:dddced80 r6:83018000 r5:84bbe38c r4:84bde000 [ 1329.043427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.043529][ T32] r10:61c88647 r9:84b90c00 r8:84bde02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.043586][ T32] r4:84bde000 [ 1329.043639][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.043742][ T32] r10:00000000 r9:84bde000 r8:8027f5e8 r7:e0761e60 r6:84bf3480 r5:84b90c00 [ 1329.043795][ T32] r4:00000001 [ 1329.043839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.043918][ T32] Exception stack(0xe0769fb0 to 0xe0769ff8) [ 1329.043981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.044045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.044111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.044180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.044252][ T32] r4:84bdd380 [ 1329.045181][ T32] INFO: task kworker/0:91:3901 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.045268][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.045409][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.070817][ T32] Call trace: [ 1329.071003][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.071162][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.071222][ T32] r4:00000000 [ 1329.071273][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.071405][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.071520][ T32] 5d20: ad179000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.071607][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.071697][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.071773][ T32] r5:80070013 r4:80239bb0 [ 1329.071839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.071941][ T32] r4:82ac11e4 [ 1329.071990][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.072111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.072172][ T32] r4:e0635dc0 [ 1329.072222][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.072323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.072377][ T32] r4:00000000 [ 1329.072425][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.072533][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.072588][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.072698][ T32] r5:00001000 r4:e01b1000 [ 1329.072747][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.072840][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.072940][ T32] r5:8436438c r4:84364000 [ 1329.072989][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.073095][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.073146][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.073275][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.073345][ T32] r4:84be5080 [ 1329.073394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.073503][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.073560][ T32] r4:00000001 [ 1329.073608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.073742][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.073807][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.073894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.073966][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.074033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.074082][ T32] r4:84be4100 [ 1329.074134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.074223][ T32] INFO: task kworker/0:92:3902 blocked for more than 455 seconds. [ 1329.074296][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.074356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.074430][ T32] task:kworker/0:92 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.074557][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.074684][ T32] Call trace: [ 1329.074762][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.074886][ T32] r10:829188dc r9:e076dd84 r8:00000002 r7:60000113 r6:e076dd8c r5:84b91800 [ 1329.074950][ T32] r4:84b91800 [ 1329.075038][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.075152][ T32] r5:84b91800 r4:829188d8 [ 1329.075200][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.075291][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.075401][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 [ 1329.075455][ T32] r4:00000000 [ 1329.086305][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.086589][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.086701][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.086805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd3c0 [ 1329.086863][ T32] r4:00000000 [ 1329.086914][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.087024][ T32] r9:83018005 r8:84b91800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1329.087079][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.087183][ T32] r5:00001000 r4:e0765000 [ 1329.087261][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.087361][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.087464][ T32] r5:84bbe78c r4:84bbe400 [ 1329.087516][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.087634][ T32] r7:dddced80 r6:83018000 r5:84bbe78c r4:84bde080 [ 1329.087686][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.087795][ T32] r10:61c88647 r9:84b91800 r8:84bde0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.087849][ T32] r4:84bde080 [ 1329.087899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.088031][ T32] r10:00000000 r9:84bde080 r8:8027f5e8 r7:e0769e60 r6:84bf3500 r5:84b91800 [ 1329.088101][ T32] r4:00000001 [ 1329.088151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.088238][ T32] Exception stack(0xe076dfb0 to 0xe076dff8) [ 1329.088308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.088378][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.088443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.088513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.088568][ T32] r4:84bdd000 [ 1329.089429][ T32] INFO: task kworker/0:92:3902 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.089516][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.089710][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.089819][ T32] Call trace: [ 1329.089897][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.090012][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.090067][ T32] r4:00000000 [ 1329.090117][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.090207][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.090271][ T32] 5d20: ad179000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.090339][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.090401][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.090461][ T32] r5:80070013 r4:80239bb0 [ 1329.090511][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.090602][ T32] r4:82ac11e4 [ 1329.090657][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.090751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.090802][ T32] r4:e0635dc0 [ 1329.090851][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.090956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.091012][ T32] r4:00000000 [ 1329.091058][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.091158][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.091208][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.091306][ T32] r5:00001000 r4:e01b1000 [ 1329.091356][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.091470][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.091569][ T32] r5:8436438c r4:84364000 [ 1329.091648][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.091759][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.091808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.091918][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.091972][ T32] r4:84be5080 [ 1329.092021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.092124][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.092177][ T32] r4:00000001 [ 1329.092224][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.092306][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.092388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.092463][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.092526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.092594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.092662][ T32] r4:84be4100 [ 1329.092712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.092776][ T32] INFO: task kworker/1:304:3904 blocked for more than 455 seconds. [ 1329.092847][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.092907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.092959][ T32] task:kworker/1:304 state:D stack:0 pid:3904 tgid:3904 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.093059][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.093146][ T32] Call trace: [ 1329.093218][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.093323][ T32] r10:829188dc r9:e0775d84 r8:00000002 r7:60000113 r6:e0775d8c r5:84b92400 [ 1329.093378][ T32] r4:84b92400 [ 1329.093426][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.093522][ T32] r5:84b92400 r4:829188d8 [ 1329.093570][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.093698][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.093810][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0775e08 [ 1329.093865][ T32] r4:00000000 [ 1329.093916][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.094004][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.094089][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.094187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c9840 [ 1329.094241][ T32] r4:00000000 [ 1329.094289][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.094399][ T32] r9:83018205 r8:84b92400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1329.094448][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.094544][ T32] r5:00001000 r4:dfc75000 [ 1329.094591][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.094688][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.094819][ T32] r5:8450a38c r4:8450a000 [ 1329.094876][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.094983][ T32] r7:ddde2d80 r6:83018200 r5:8450a38c r4:84bf3580 [ 1329.095035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.095142][ T32] r10:61c88647 r9:84b92400 r8:84bf35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.095196][ T32] r4:84bf3580 [ 1329.095242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.095346][ T32] r10:00000000 r9:84bf3580 r8:8027f5e8 r7:e06a9e60 r6:84bf3600 r5:84b92400 [ 1329.095398][ T32] r4:00000001 [ 1329.095443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.121952][ T32] Exception stack(0xe0775fb0 to 0xe0775ff8) [ 1329.122066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.122142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.122211][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.122287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.122349][ T32] r4:84895640 [ 1329.123232][ T32] INFO: task kworker/1:304:3904 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.123337][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.123474][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.123603][ T32] Call trace: [ 1329.123689][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.123816][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.123892][ T32] r4:00000000 [ 1329.123948][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.124057][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.124145][ T32] 5d20: ad3cf000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.124220][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.124282][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.124343][ T32] r5:80070013 r4:80239bb0 [ 1329.124394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.124491][ T32] r4:82ac11e4 [ 1329.124541][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.124649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.124707][ T32] r4:e0635dc0 [ 1329.124756][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.124856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.124914][ T32] r4:00000000 [ 1329.124963][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.125070][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.125123][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.125219][ T32] r5:00001000 r4:e01b1000 [ 1329.125268][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.125361][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.125508][ T32] r5:8436438c r4:84364000 [ 1329.144074][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.144259][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.144315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.144575][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.144647][ T32] r4:84be5080 [ 1329.144699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.144807][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.144862][ T32] r4:00000001 [ 1329.144913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.145001][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.145072][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.145141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.145206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.145276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.145328][ T32] r4:84be4100 [ 1329.145577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.150466][ T32] INFO: task kworker/0:93:3906 blocked for more than 455 seconds. [ 1329.150567][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.150635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.150688][ T32] task:kworker/0:93 state:D stack:0 pid:3906 tgid:3906 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.150834][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.150961][ T32] Call trace: [ 1329.151038][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.151155][ T32] r10:829188dc r9:e0781d84 r8:00000002 r7:60000013 r6:e0781d8c r5:84b93000 [ 1329.151214][ T32] r4:84b93000 [ 1329.151265][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.151359][ T32] r5:84b93000 r4:829188d8 [ 1329.151409][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.151521][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.151658][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0781e08 [ 1329.151719][ T32] r4:00000000 [ 1329.151768][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.151856][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.151950][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.152069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd440 [ 1329.152129][ T32] r4:00000000 [ 1329.152178][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.152302][ T32] r9:83018005 r8:84b93000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1329.152360][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.152475][ T32] r5:00001000 r4:e0777000 [ 1329.152541][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.152643][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.152741][ T32] r5:84bbeb8c r4:84bbe800 [ 1329.152792][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.152898][ T32] r7:dddced80 r6:83018000 r5:84bbeb8c r4:84bde100 [ 1329.152952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.153062][ T32] r10:61c88647 r9:84b93000 r8:84bde12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.153120][ T32] r4:84bde100 [ 1329.153169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.153278][ T32] r10:00000000 r9:84bde100 r8:8027f5e8 r7:e076de60 r6:84bf3a00 r5:84b93000 [ 1329.153331][ T32] r4:00000001 [ 1329.153380][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.153465][ T32] Exception stack(0xe0781fb0 to 0xe0781ff8) [ 1329.153530][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.153598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.153701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.153778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.153834][ T32] r4:84bdd5c0 [ 1329.154768][ T32] INFO: task kworker/0:93:3906 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.154843][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.155001][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.155100][ T32] Call trace: [ 1329.155174][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.155323][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.155388][ T32] r4:00000000 [ 1329.155438][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.178782][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.178900][ T32] 5d20: ad85a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.178959][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.178992][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.179023][ T32] r5:80070013 r4:80239bb0 [ 1329.179047][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.179114][ T32] r4:82ac11e4 [ 1329.179137][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.179185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.179230][ T32] r4:e0635dc0 [ 1329.179613][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.179667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.179707][ T32] r4:00000000 [ 1329.179732][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.179786][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.179810][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.179859][ T32] r5:00001000 r4:e01b1000 [ 1329.179887][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.179956][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.180007][ T32] r5:8436438c r4:84364000 [ 1329.180033][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.180171][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.180197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.180251][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.180274][ T32] r4:84be5080 [ 1329.180295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.180359][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.180463][ T32] r4:00000001 [ 1329.180488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.180567][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.180600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.181170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.181263][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.181299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.181323][ T32] r4:84be4100 [ 1329.181348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.181404][ T32] INFO: task kworker/0:94:3908 blocked for more than 455 seconds. [ 1329.181484][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.181516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.181539][ T32] task:kworker/0:94 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.181600][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.181686][ T32] Call trace: [ 1329.181729][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.181787][ T32] r10:829188dc r9:e0795d84 r8:00000002 r7:60000013 r6:e0795d8c r5:84b94800 [ 1329.181987][ T32] r4:84b94800 [ 1329.182023][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.182290][ T32] r5:84b94800 r4:829188d8 [ 1329.182316][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.182453][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.182608][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0795e08 [ 1329.182668][ T32] r4:00000000 [ 1329.182716][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.182804][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.182898][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.182997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd640 [ 1329.183051][ T32] r4:00000000 [ 1329.183098][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.183202][ T32] r9:83018005 r8:84b94800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1329.183252][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.183348][ T32] r5:00001000 r4:e077d000 [ 1329.183436][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.183536][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.183636][ T32] r5:84bbef8c r4:84bbec00 [ 1329.183686][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.183785][ T32] r7:dddced80 r6:83018000 r5:84bbef8c r4:84bde180 [ 1329.183871][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.183991][ T32] r10:61c88647 r9:84b94800 r8:84bde1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.184043][ T32] r4:84bde180 [ 1329.184385][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.184495][ T32] r10:00000000 r9:84bde180 r8:8027f5e8 r7:e0781e60 r6:84bf3a80 r5:84b94800 [ 1329.184549][ T32] r4:00000001 [ 1329.184596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.184685][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 1329.184750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.184821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.184897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.185037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.185104][ T32] r4:84bdd100 [ 1329.197854][ T32] INFO: task kworker/0:94:3908 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.198065][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.198222][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.198373][ T32] Call trace: [ 1329.198466][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.198589][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.198645][ T32] r4:00000000 [ 1329.198696][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.198789][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.198862][ T32] 5d20: ad85a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.198941][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.199053][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.199174][ T32] r5:80070013 r4:80239bb0 [ 1329.199230][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.199330][ T32] r4:82ac11e4 [ 1329.199440][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.199550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.199605][ T32] r4:e0635dc0 [ 1329.199655][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.199807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.199868][ T32] r4:00000000 [ 1329.199968][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.200084][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.200139][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.200236][ T32] r5:00001000 r4:e01b1000 [ 1329.200325][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.200504][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.200609][ T32] r5:8436438c r4:84364000 [ 1329.200761][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.200885][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.200936][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.201046][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.201180][ T32] r4:84be5080 [ 1329.201273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.201396][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.201449][ T32] r4:00000001 [ 1329.201616][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.201727][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.201792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.201861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.201980][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.202156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.202219][ T32] r4:84be4100 [ 1329.202298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.202370][ T32] INFO: task kworker/0:95:3910 blocked for more than 455 seconds. [ 1329.202444][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.202500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.202549][ T32] task:kworker/0:95 state:D stack:0 pid:3910 tgid:3910 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.202652][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.202794][ T32] Call trace: [ 1329.202865][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.203035][ T32] r10:829188dc r9:e07a1d84 r8:00000002 r7:60000013 r6:e07a1d8c r5:84b96000 [ 1329.203099][ T32] r4:84b96000 [ 1329.203146][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.203278][ T32] r5:84b96000 r4:829188d8 [ 1329.203332][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.203422][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.203531][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a1e08 [ 1329.203589][ T32] r4:00000000 [ 1329.203637][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.203786][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.203892][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.203989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd740 [ 1329.204046][ T32] r4:00000000 [ 1329.204096][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.204201][ T32] r9:83018005 r8:84b96000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1329.204292][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.204393][ T32] r5:00001000 r4:e078b000 [ 1329.204436][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.204523][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.204650][ T32] r5:84bbf38c r4:84bbf000 [ 1329.204703][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.204808][ T32] r7:dddced80 r6:83018000 r5:84bbf38c r4:84bde200 [ 1329.204859][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.205029][ T32] r10:61c88647 r9:84b96000 r8:84bde22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.205133][ T32] r4:84bde200 [ 1329.205246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.205357][ T32] r10:00000000 r9:84bde200 r8:8027f5e8 r7:e0795e60 r6:84bf3b00 r5:84b96000 [ 1329.205410][ T32] r4:00000001 [ 1329.205579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.240036][ T32] Exception stack(0xe07a1fb0 to 0xe07a1ff8) [ 1329.240152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.240229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.240315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.240615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.240684][ T32] r4:84bdd600 [ 1329.242130][ T32] INFO: task kworker/0:95:3910 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.242220][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.242407][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.242546][ T32] Call trace: [ 1329.242669][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.242799][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.242970][ T32] r4:00000000 [ 1329.243055][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.243150][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.243219][ T32] 5d20: adbe8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.243290][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.243420][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.243487][ T32] r5:80070013 r4:80239bb0 [ 1329.243614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.243718][ T32] r4:82ac11e4 [ 1329.243766][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.243861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.243926][ T32] r4:e0635dc0 [ 1329.244052][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.244161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.244251][ T32] r4:00000000 [ 1329.244309][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.244413][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.244467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.244694][ T32] r5:00001000 r4:e01b1000 [ 1329.244758][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.244889][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.244988][ T32] r5:8436438c r4:84364000 [ 1329.245037][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.245148][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.245235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.245351][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.245407][ T32] r4:84be5080 [ 1329.245456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.267486][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.267604][ T32] r4:00000001 [ 1329.267676][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.267798][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.267866][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.267959][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.268036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.268105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.268157][ T32] r4:84be4100 [ 1329.268225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.268291][ T32] INFO: task kworker/0:96:3912 blocked for more than 455 seconds. [ 1329.268363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.268419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.268486][ T32] task:kworker/0:96 state:D stack:0 pid:3912 tgid:3912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.268626][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.268759][ T32] Call trace: [ 1329.268834][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.268958][ T32] r10:829188dc r9:e07b1d84 r8:00000002 r7:60000013 r6:e07b1d8c r5:84b93c00 [ 1329.269013][ T32] r4:84b93c00 [ 1329.269058][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.269163][ T32] r5:84b93c00 r4:829188d8 [ 1329.269210][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.269297][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.269400][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b1e08 [ 1329.269452][ T32] r4:00000000 [ 1329.269499][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.269600][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.269715][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.269813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd800 [ 1329.269867][ T32] r4:00000000 [ 1329.269942][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.270054][ T32] r9:83018005 r8:84b93c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1329.270105][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.270211][ T32] r5:00001000 r4:e0791000 [ 1329.270258][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.270345][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.270445][ T32] r5:84bbf78c r4:84bbf400 [ 1329.270497][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.270599][ T32] r7:dddced80 r6:83018000 r5:84bbf78c r4:84bde280 [ 1329.270649][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.270752][ T32] r10:61c88647 r9:84b93c00 r8:84bde2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.270805][ T32] r4:84bde280 [ 1329.270849][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.270957][ T32] r10:00000000 r9:84bde280 r8:8027f5e8 r7:e07a1e60 r6:84bf3b80 r5:84b93c00 [ 1329.271022][ T32] r4:00000001 [ 1329.271066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.271144][ T32] Exception stack(0xe07b1fb0 to 0xe07b1ff8) [ 1329.271205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.271274][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.271336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.271401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.271475][ T32] r4:84bdd940 [ 1329.272434][ T32] INFO: task kworker/0:96:3912 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.272511][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.272635][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.272753][ T32] Call trace: [ 1329.272824][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.272944][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.273000][ T32] r4:00000000 [ 1329.273045][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.273139][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.273210][ T32] 5d20: ade34000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.273296][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.273363][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.273420][ T32] r5:80070013 r4:80239bb0 [ 1329.273466][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.273560][ T32] r4:82ac11e4 [ 1329.273612][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.273732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.273786][ T32] r4:e0635dc0 [ 1329.273832][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.273941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.273993][ T32] r4:00000000 [ 1329.274043][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.274152][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.274206][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.274305][ T32] r5:00001000 r4:e01b1000 [ 1329.274391][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.274484][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.274593][ T32] r5:8436438c r4:84364000 [ 1329.274650][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.274753][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.274804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.274919][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.274979][ T32] r4:84be5080 [ 1329.275028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.275137][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.275205][ T32] r4:00000001 [ 1329.275254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.275343][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.275411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.299054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.299225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.299304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.299361][ T32] r4:84be4100 [ 1329.299419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.299500][ T32] INFO: task kworker/0:97:3913 blocked for more than 455 seconds. [ 1329.299572][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.299627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.299714][ T32] task:kworker/0:97 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.299842][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.299972][ T32] Call trace: [ 1329.300046][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.300159][ T32] r10:829188dc r9:e0759d84 r8:00000002 r7:60000113 r6:e0759d8c r5:844dd400 [ 1329.300215][ T32] r4:844dd400 [ 1329.300263][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.300361][ T32] r5:844dd400 r4:829188d8 [ 1329.300411][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.300498][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.300599][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 [ 1329.300672][ T32] r4:00000000 [ 1329.300737][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.300825][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.300924][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.301021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bddb80 [ 1329.301076][ T32] r4:00000000 [ 1329.301126][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.301233][ T32] r9:83018005 r8:844dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1329.301288][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.301388][ T32] r5:00001000 r4:e07ad000 [ 1329.301442][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.301532][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.301629][ T32] r5:84bbff8c r4:84bbfc00 [ 1329.301704][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.301811][ T32] r7:dddced80 r6:83018000 r5:84bbff8c r4:84bde300 [ 1329.301863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.302006][ T32] r10:61c88647 r9:844dd400 r8:84bde32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.302068][ T32] r4:84bde300 [ 1329.302116][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.302220][ T32] r10:00000000 r9:84bde300 r8:8027f5e8 r7:e07b1e60 r6:84bde380 r5:844dd400 [ 1329.302306][ T32] r4:00000001 [ 1329.302369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.302456][ T32] Exception stack(0xe0759fb0 to 0xe0759ff8) [ 1329.302522][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.302592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.302655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.302724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.302776][ T32] r4:84bdd840 [ 1329.303689][ T32] INFO: task kworker/0:97:3913 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.303769][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.303902][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.304010][ T32] Call trace: [ 1329.304086][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.304201][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.304416][ T32] r4:00000000 [ 1329.304496][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.304596][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.304698][ T32] 5d20: adefd000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.304780][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.304847][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.304913][ T32] r5:80070013 r4:80239bb0 [ 1329.304960][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.305056][ T32] r4:82ac11e4 [ 1329.305110][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.305207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.305259][ T32] r4:e0635dc0 [ 1329.305303][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.305400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.305519][ T32] r4:00000000 [ 1329.319251][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.319410][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.319489][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.319593][ T32] r5:00001000 r4:e01b1000 [ 1329.319643][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.319734][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.319834][ T32] r5:8436438c r4:84364000 [ 1329.319889][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.319996][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.320047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.320152][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.320205][ T32] r4:84be5080 [ 1329.320253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.320359][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.320411][ T32] r4:00000001 [ 1329.320458][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.320543][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.320612][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.320682][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.320748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.320817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.320879][ T32] r4:84be4100 [ 1329.320934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.320995][ T32] INFO: task kworker/0:98:3914 blocked for more than 455 seconds. [ 1329.321089][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.321152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.321204][ T32] task:kworker/0:98 state:D stack:0 pid:3914 tgid:3914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.321321][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.321417][ T32] Call trace: [ 1329.321491][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.321621][ T32] r10:829188dc r9:e0789d84 r8:00000002 r7:60000113 r6:e0789d8c r5:844d9800 [ 1329.321700][ T32] r4:844d9800 [ 1329.321749][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.321844][ T32] r5:844d9800 r4:829188d8 [ 1329.321900][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.322001][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.322108][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0789e08 [ 1329.322161][ T32] r4:00000000 [ 1329.322246][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.322341][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.322429][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.322529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd900 [ 1329.322601][ T32] r4:00000000 [ 1329.322665][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.322785][ T32] r9:83018005 r8:844d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1329.322841][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.322945][ T32] r5:00001000 r4:e07a7000 [ 1329.322994][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.323082][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.323201][ T32] r5:84bbfb8c r4:84bbf800 [ 1329.323255][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.323362][ T32] r7:dddced80 r6:83018000 r5:84bbfb8c r4:84bde400 [ 1329.323413][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.323551][ T32] r10:61c88647 r9:844d9800 r8:84bde42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.323611][ T32] r4:84bde400 [ 1329.323679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.323786][ T32] r10:00000000 r9:84bde400 r8:8027f5e8 r7:e0759e60 r6:84bde480 r5:844d9800 [ 1329.323886][ T32] r4:00000001 [ 1329.323944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.324032][ T32] Exception stack(0xe0789fb0 to 0xe0789ff8) [ 1329.324101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.324173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.324238][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.324306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.324365][ T32] r4:84bdd840 [ 1329.325235][ T32] INFO: task kworker/0:98:3914 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.325320][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.346077][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.346300][ T32] Call trace: [ 1329.346378][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.346501][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.346569][ T32] r4:00000000 [ 1329.346619][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.346713][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.346782][ T32] 5d20: ae214000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.346865][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.346934][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.346993][ T32] r5:80070013 r4:80239bb0 [ 1329.347042][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.347137][ T32] r4:82ac11e4 [ 1329.347209][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.347326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.347397][ T32] r4:e0635dc0 [ 1329.347450][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.347549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.347601][ T32] r4:00000000 [ 1329.347649][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.347757][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.347809][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.347925][ T32] r5:00001000 r4:e01b1000 [ 1329.347972][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.348062][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.348156][ T32] r5:8436438c r4:84364000 [ 1329.348202][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.348306][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.348354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.348460][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.348514][ T32] r4:84be5080 [ 1329.348561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.348666][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.348731][ T32] r4:00000001 [ 1329.348780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.348860][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.348929][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.348994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.349057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.349127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.349179][ T32] r4:84be4100 [ 1329.349231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.349293][ T32] INFO: task kworker/0:99:3918 blocked for more than 455 seconds. [ 1329.349386][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.349448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.349499][ T32] task:kworker/0:99 state:D stack:0 pid:3918 tgid:3918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.349683][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.349777][ T32] Call trace: [ 1329.349850][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.349961][ T32] r10:829188dc r9:e07a5d84 r8:00000002 r7:60000113 r6:e07a5d8c r5:844dec00 [ 1329.350015][ T32] r4:844dec00 [ 1329.350062][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.350162][ T32] r5:844dec00 r4:829188d8 [ 1329.350213][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.350302][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.350409][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a5e08 [ 1329.350461][ T32] r4:00000000 [ 1329.350507][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.350591][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.350676][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.350775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bddc80 [ 1329.350826][ T32] r4:00000000 [ 1329.350872][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.350980][ T32] r9:83018005 r8:844dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1329.351030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.351122][ T32] r5:00001000 r4:e07bf000 [ 1329.351168][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.351268][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.351364][ T32] r5:84bc038c r4:84bc0000 [ 1329.351411][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.351531][ T32] r7:dddced80 r6:83018000 r5:84bc038c r4:84bde500 [ 1329.351599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.351712][ T32] r10:61c88647 r9:844dec00 r8:84bde52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.351776][ T32] r4:84bde500 [ 1329.351822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.351934][ T32] r10:00000000 r9:84bde500 r8:8027f5e8 r7:e0759e60 r6:84bde580 r5:844dec00 [ 1329.351987][ T32] r4:00000001 [ 1329.352032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.352113][ T32] Exception stack(0xe07a5fb0 to 0xe07a5ff8) [ 1329.352174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.352240][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.352303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.352369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.352422][ T32] r4:84bddd00 [ 1329.353335][ T32] INFO: task kworker/0:99:3918 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.353404][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.353530][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.353632][ T32] Call trace: [ 1329.353725][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.353840][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.353920][ T32] r4:00000000 [ 1329.353971][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.354060][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.354132][ T32] 5d20: ae214000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.354203][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.354275][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.354336][ T32] r5:80070013 r4:80239bb0 [ 1329.354385][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.354475][ T32] r4:82ac11e4 [ 1329.354521][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.354638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.354703][ T32] r4:e0635dc0 [ 1329.354753][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.354855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.354931][ T32] r4:00000000 [ 1329.354981][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.355093][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.355143][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.355238][ T32] r5:00001000 r4:e01b1000 [ 1329.355284][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.355375][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.355510][ T32] r5:8436438c r4:84364000 [ 1329.386265][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.386470][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.386539][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.386648][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.386702][ T32] r4:84be5080 [ 1329.386748][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.386854][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.386939][ T32] r4:00000001 [ 1329.387041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.387134][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.387204][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.387271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.387334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.387420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.387486][ T32] r4:84be4100 [ 1329.387548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.387612][ T32] INFO: task kworker/0:100:3920 blocked for more than 455 seconds. [ 1329.387687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.387754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.387801][ T32] task:kworker/0:100 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.387963][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.388099][ T32] Call trace: [ 1329.388171][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.388280][ T32] r10:829188dc r9:e07bdd84 r8:00000002 r7:60000013 r6:e07bdd8c r5:844c0000 [ 1329.388336][ T32] r4:844c0000 [ 1329.388383][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.388565][ T32] r5:844c0000 r4:829188d8 [ 1329.388621][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.388727][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.388851][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 [ 1329.388927][ T32] r4:00000000 [ 1329.388980][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.389067][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.389168][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.389272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a93c00 [ 1329.389325][ T32] r4:00000000 [ 1329.389420][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.389533][ T32] r9:83018005 r8:844c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1329.389585][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.389701][ T32] r5:00001000 r4:e07cf000 [ 1329.389752][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.389840][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.389947][ T32] r5:84bc0b8c r4:84bc0800 [ 1329.389994][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.390095][ T32] r7:dddced80 r6:83018000 r5:84bc0b8c r4:84bde600 [ 1329.390142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.390382][ T32] r10:61c88647 r9:844c0000 r8:84bde62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.390468][ T32] r4:84bde600 [ 1329.390522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.390625][ T32] r10:00000000 r9:84bde600 r8:8027f5e8 r7:e07a5e60 r6:84bde680 r5:844c0000 [ 1329.390680][ T32] r4:00000001 [ 1329.390726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.390805][ T32] Exception stack(0xe07bdfb0 to 0xe07bdff8) [ 1329.390868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.390941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.391006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.391075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.391172][ T32] r4:84bddc00 [ 1329.392144][ T32] INFO: task kworker/0:100:3920 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.392224][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.392384][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.392480][ T32] Call trace: [ 1329.392563][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.392680][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.392735][ T32] r4:00000000 [ 1329.392793][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.392890][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.392958][ T32] 5d20: ae657000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.393027][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.393089][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.393158][ T32] r5:80070013 r4:80239bb0 [ 1329.393223][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.393319][ T32] r4:82ac11e4 [ 1329.393366][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.393475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.393541][ T32] r4:e0635dc0 [ 1329.393591][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.393724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.393779][ T32] r4:00000000 [ 1329.393826][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.393946][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.394030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.394132][ T32] r5:00001000 r4:e01b1000 [ 1329.394200][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.394295][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.394409][ T32] r5:8436438c r4:84364000 [ 1329.394477][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.394598][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.394673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.394786][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.394841][ T32] r4:84be5080 [ 1329.394895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.395004][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.395063][ T32] r4:00000001 [ 1329.395109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.395192][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.395255][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.395317][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.395382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.395450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.416418][ T32] r4:84be4100 [ 1329.416526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.416618][ T32] INFO: task kworker/0:101:3921 blocked for more than 455 seconds. [ 1329.416694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.416752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.416825][ T32] task:kworker/0:101 state:D stack:0 pid:3921 tgid:3921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.417044][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.417174][ T32] Call trace: [ 1329.417246][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.417378][ T32] r10:829188dc r9:e07cdd84 r8:00000002 r7:60000013 r6:e07cdd8c r5:844c0c00 [ 1329.417437][ T32] r4:844c0c00 [ 1329.417485][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.417578][ T32] r5:844c0c00 r4:829188d8 [ 1329.417626][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.417739][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.417858][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07cde08 [ 1329.417919][ T32] r4:00000000 [ 1329.417968][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.418079][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.418173][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.418271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdde80 [ 1329.418324][ T32] r4:00000000 [ 1329.418372][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.418490][ T32] r9:83018005 r8:844c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1329.418549][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.418645][ T32] r5:00001000 r4:e07c5000 [ 1329.418704][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.418845][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.418960][ T32] r5:84bc078c r4:84bc0400 [ 1329.419012][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.419117][ T32] r7:dddced80 r6:83018000 r5:84bc078c r4:84bde700 [ 1329.419168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.419273][ T32] r10:61c88647 r9:844c0c00 r8:84bde72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.419323][ T32] r4:84bde700 [ 1329.419373][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.419478][ T32] r10:00000000 r9:84bde700 r8:8027f5e8 r7:e07bde60 r6:84bde780 r5:844c0c00 [ 1329.419618][ T32] r4:00000001 [ 1329.419680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.419763][ T32] Exception stack(0xe07cdfb0 to 0xe07cdff8) [ 1329.419828][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.419901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.419972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.420062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.420135][ T32] r4:84bdde40 [ 1329.421025][ T32] INFO: task kworker/0:101:3921 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.421107][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.421240][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.421432][ T32] Call trace: [ 1329.421610][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.421755][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.421815][ T32] r4:00000000 [ 1329.421864][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.421970][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.422042][ T32] 5d20: ae6e5000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.422167][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.422335][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.422408][ T32] r5:80070013 r4:80239bb0 [ 1329.422472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.422568][ T32] r4:82ac11e4 [ 1329.422639][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.422750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.422825][ T32] r4:e0635dc0 [ 1329.422887][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.423031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.423122][ T32] r4:00000000 [ 1329.423177][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.423284][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.423338][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.423431][ T32] r5:00001000 r4:e01b1000 [ 1329.423488][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.423580][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.423683][ T32] r5:8436438c r4:84364000 [ 1329.423746][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.423855][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.423923][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.424055][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.424136][ T32] r4:84be5080 [ 1329.424190][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.424300][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.424350][ T32] r4:00000001 [ 1329.424397][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.424478][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.424542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.424629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.424700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.424768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.424824][ T32] r4:84be4100 [ 1329.424899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.424964][ T32] INFO: task kworker/0:102:3923 blocked for more than 455 seconds. [ 1329.425031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.425088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.425138][ T32] task:kworker/0:102 state:D stack:0 pid:3923 tgid:3923 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.425268][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.425450][ T32] Call trace: [ 1329.456295][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.456490][ T32] r10:829188dc r9:e07e1d84 r8:00000002 r7:60000013 r6:e07e1d8c r5:844c3000 [ 1329.456549][ T32] r4:844c3000 [ 1329.456598][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.456691][ T32] r5:844c3000 r4:829188d8 [ 1329.456742][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.456830][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.456947][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e1e08 [ 1329.457036][ T32] r4:00000000 [ 1329.457088][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.457175][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.457281][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.457386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4000 [ 1329.457439][ T32] r4:00000000 [ 1329.457487][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.457593][ T32] r9:83018005 r8:844c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1329.457667][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.457775][ T32] r5:00001000 r4:e07d5000 [ 1329.457823][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.457921][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.458015][ T32] r5:84bc0f8c r4:84bc0c00 [ 1329.458062][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.458168][ T32] r7:dddced80 r6:83018000 r5:84bc0f8c r4:84bde800 [ 1329.458218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.458323][ T32] r10:61c88647 r9:844c3000 r8:84bde82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.458374][ T32] r4:84bde800 [ 1329.458488][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.458610][ T32] r10:00000000 r9:84bde800 r8:8027f5e8 r7:e07bde60 r6:84bde880 r5:844c3000 [ 1329.458708][ T32] r4:00000001 [ 1329.458772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.458856][ T32] Exception stack(0xe07e1fb0 to 0xe07e1ff8) [ 1329.458935][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.459004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.459068][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.459135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.459187][ T32] r4:84bd4100 [ 1329.460152][ T32] INFO: task kworker/0:102:3923 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.460232][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.460380][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.460482][ T32] Call trace: [ 1329.460556][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.460663][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.460721][ T32] r4:00000000 [ 1329.460768][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.460856][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.460933][ T32] 5d20: aebaa000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.461003][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.461064][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.461119][ T32] r5:80070013 r4:80239bb0 [ 1329.461175][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.461278][ T32] r4:82ac11e4 [ 1329.461328][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.461426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.461495][ T32] r4:e0635dc0 [ 1329.461558][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.461677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.461734][ T32] r4:00000000 [ 1329.461781][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.461893][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.461944][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.462038][ T32] r5:00001000 r4:e01b1000 [ 1329.462082][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.462170][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.462266][ T32] r5:8436438c r4:84364000 [ 1329.462312][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.462413][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.462462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.462565][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.462616][ T32] r4:84be5080 [ 1329.462663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.462767][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.462818][ T32] r4:00000001 [ 1329.462865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.462951][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.463016][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.463084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.463158][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.463242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.463294][ T32] r4:84be4100 [ 1329.463341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.463402][ T32] INFO: task kworker/0:103:3925 blocked for more than 455 seconds. [ 1329.463499][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.463563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.463620][ T32] task:kworker/0:103 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.463719][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.463811][ T32] Call trace: [ 1329.463907][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.464018][ T32] r10:829188dc r9:e07e5d84 r8:00000002 r7:60000113 r6:e07e5d8c r5:844c3c00 [ 1329.464072][ T32] r4:844c3c00 [ 1329.464118][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.464207][ T32] r5:844c3c00 r4:829188d8 [ 1329.464255][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.464344][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.464450][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e5e08 [ 1329.464506][ T32] r4:00000000 [ 1329.464555][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.464661][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.464766][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.464868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4500 [ 1329.464932][ T32] r4:00000000 [ 1329.464981][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.465087][ T32] r9:83018005 r8:844c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1329.465136][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.465230][ T32] r5:00001000 r4:e07e7000 [ 1329.465278][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.465363][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.465499][ T32] r5:84bc138c r4:84bc1000 [ 1329.492559][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.492780][ T32] r7:dddced80 r6:83018000 r5:84bc138c r4:84bde900 [ 1329.492839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.492964][ T32] r10:61c88647 r9:844c3c00 r8:84bde92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.493018][ T32] r4:84bde900 [ 1329.493066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.493168][ T32] r10:00000000 r9:84bde900 r8:8027f5e8 r7:e07e1e60 r6:84bde980 r5:844c3c00 [ 1329.493221][ T32] r4:00000001 [ 1329.493266][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.493351][ T32] Exception stack(0xe07e5fb0 to 0xe07e5ff8) [ 1329.493418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.493496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.493585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.493679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.493740][ T32] r4:84bd4100 [ 1329.494618][ T32] INFO: task kworker/0:103:3925 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.494697][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.494825][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.494950][ T32] Call trace: [ 1329.495029][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.495149][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.495205][ T32] r4:00000000 [ 1329.495261][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.495354][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.495424][ T32] 5d20: aee61000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.499339][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.499461][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.499550][ T32] r5:80070013 r4:80239bb0 [ 1329.499608][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.499722][ T32] r4:82ac11e4 [ 1329.499770][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.499872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.499960][ T32] r4:e0635dc0 [ 1329.500024][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.500139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.500204][ T32] r4:00000000 [ 1329.500262][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.500409][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.500478][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.500590][ T32] r5:00001000 r4:e01b1000 [ 1329.500640][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.500731][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.500847][ T32] r5:8436438c r4:84364000 [ 1329.500911][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.501066][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.501124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.501230][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.501333][ T32] r4:84be5080 [ 1329.501388][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.501497][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.501550][ T32] r4:00000001 [ 1329.501626][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.501737][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.501804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.501908][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.501988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.502103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.502173][ T32] r4:84be4100 [ 1329.502226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.502291][ T32] INFO: task kworker/0:104:3926 blocked for more than 456 seconds. [ 1329.502362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.502434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.502490][ T32] task:kworker/0:104 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.502603][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.502722][ T32] Call trace: [ 1329.502794][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.502911][ T32] r10:829188dc r9:e07f1d84 r8:00000002 r7:60000113 r6:e07f1d8c r5:844c1800 [ 1329.502978][ T32] r4:844c1800 [ 1329.503025][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.503136][ T32] r5:844c1800 r4:829188d8 [ 1329.503189][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.503279][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.503386][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f1e08 [ 1329.503440][ T32] r4:00000000 [ 1329.503487][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.503585][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.503672][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.503765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4bc0 [ 1329.503815][ T32] r4:00000000 [ 1329.503867][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.503982][ T32] r9:83018005 r8:844c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1329.504037][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.504134][ T32] r5:00001000 r4:e080d000 [ 1329.504181][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.504281][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.504381][ T32] r5:84bc238c r4:84bc2000 [ 1329.504426][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.504556][ T32] r7:dddced80 r6:83018000 r5:84bc238c r4:84bdea00 [ 1329.504613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.504726][ T32] r10:61c88647 r9:844c1800 r8:84bdea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.504781][ T32] r4:84bdea00 [ 1329.504827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.504935][ T32] r10:00000000 r9:84bdea00 r8:8027f5e8 r7:e07e5e60 r6:84bdea80 r5:844c1800 [ 1329.505002][ T32] r4:00000001 [ 1329.505049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.505131][ T32] Exception stack(0xe07f1fb0 to 0xe07f1ff8) [ 1329.505226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.505341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.505437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.526060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.526206][ T32] r4:84bd43c0 [ 1329.527136][ T32] INFO: task kworker/0:104:3926 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.527234][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.527398][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.527531][ T32] Call trace: [ 1329.527649][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.527777][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.527838][ T32] r4:00000000 [ 1329.527898][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.527994][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.528069][ T32] 5d20: aef5b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.528162][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.528246][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.528307][ T32] r5:80070013 r4:80239bb0 [ 1329.528372][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.528504][ T32] r4:82ac11e4 [ 1329.528562][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.528665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.528770][ T32] r4:e0635dc0 [ 1329.528829][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.528942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.528998][ T32] r4:00000000 [ 1329.529046][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.529158][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.529215][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.529315][ T32] r5:00001000 r4:e01b1000 [ 1329.529365][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.529458][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.529560][ T32] r5:8436438c r4:84364000 [ 1329.529612][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.529748][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.529803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.529921][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.529980][ T32] r4:84be5080 [ 1329.530029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.530138][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.530235][ T32] r4:00000001 [ 1329.530302][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.530387][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.530454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.530523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.530616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.530705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.530762][ T32] r4:84be4100 [ 1329.530814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.530903][ T32] INFO: task kworker/0:105:3929 blocked for more than 456 seconds. [ 1329.530984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.531066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.531122][ T32] task:kworker/0:105 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.531242][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.531337][ T32] Call trace: [ 1329.531406][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.531540][ T32] r10:829188dc r9:e07fdd84 r8:00000002 r7:60000013 r6:e07fdd8c r5:844c5400 [ 1329.531596][ T32] r4:844c5400 [ 1329.531647][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.531744][ T32] r5:844c5400 r4:829188d8 [ 1329.531792][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.531891][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.532001][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 [ 1329.532057][ T32] r4:00000000 [ 1329.532106][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.532195][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.532278][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.532378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4600 [ 1329.532436][ T32] r4:00000000 [ 1329.532508][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.532620][ T32] r9:83018005 r8:844c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1329.532701][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.532829][ T32] r5:00001000 r4:e07f3000 [ 1329.532943][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.533052][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.533198][ T32] r5:84bc178c r4:84bc1400 [ 1329.533260][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.533382][ T32] r7:dddced80 r6:83018000 r5:84bc178c r4:84bdeb00 [ 1329.533439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.533593][ T32] r10:61c88647 r9:844c5400 r8:84bdeb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.533678][ T32] r4:84bdeb00 [ 1329.533733][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.533833][ T32] r10:00000000 r9:84bdeb00 r8:8027f5e8 r7:e07f1e60 r6:84bdeb80 r5:844c5400 [ 1329.533907][ T32] r4:00000001 [ 1329.533976][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.534088][ T32] Exception stack(0xe07fdfb0 to 0xe07fdff8) [ 1329.534162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.534237][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.534305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.534369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.534424][ T32] r4:84bd4640 [ 1329.535005][ T32] INFO: task kworker/0:105:3929 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.535088][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.535239][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.535369][ T32] Call trace: [ 1329.535459][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.566483][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.566575][ T32] r4:00000000 [ 1329.566677][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.566812][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.566894][ T32] 5d20: af424000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.566966][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.567027][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.567086][ T32] r5:80070013 r4:80239bb0 [ 1329.567135][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.567226][ T32] r4:82ac11e4 [ 1329.567289][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.567393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.567445][ T32] r4:e0635dc0 [ 1329.567493][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.567591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.567645][ T32] r4:00000000 [ 1329.567693][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.567862][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.567927][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.568030][ T32] r5:00001000 r4:e01b1000 [ 1329.568077][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.568165][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.568261][ T32] r5:8436438c r4:84364000 [ 1329.568309][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.568409][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.568458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.568560][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.568610][ T32] r4:84be5080 [ 1329.568655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.568761][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.568811][ T32] r4:00000001 [ 1329.568963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.569060][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.569120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.569189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.569297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.569381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.569438][ T32] r4:84be4100 [ 1329.569494][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.569568][ T32] INFO: task kworker/0:106:3931 blocked for more than 456 seconds. [ 1329.569695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.569772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.569828][ T32] task:kworker/0:106 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.569983][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.570115][ T32] Call trace: [ 1329.570210][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.570326][ T32] r10:829188dc r9:e0805d84 r8:00000002 r7:60000013 r6:e0805d8c r5:844c6000 [ 1329.570383][ T32] r4:844c6000 [ 1329.570477][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.570601][ T32] r5:844c6000 r4:829188d8 [ 1329.570654][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.570764][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.570893][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0805e08 [ 1329.570961][ T32] r4:00000000 [ 1329.571027][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.571121][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.571206][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.571308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd47c0 [ 1329.571362][ T32] r4:00000000 [ 1329.571413][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.571551][ T32] r9:83018005 r8:844c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1329.571606][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.571707][ T32] r5:00001000 r4:e07f9000 [ 1329.571759][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.571850][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.571953][ T32] r5:84bc1b8c r4:84bc1800 [ 1329.571997][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.572095][ T32] r7:dddced80 r6:83018000 r5:84bc1b8c r4:84bdec00 [ 1329.572163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.572265][ T32] r10:61c88647 r9:844c6000 r8:84bdec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.572328][ T32] r4:84bdec00 [ 1329.572370][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.572485][ T32] r10:00000000 r9:84bdec00 r8:8027f5e8 r7:e07f1e60 r6:84bdec80 r5:844c6000 [ 1329.572545][ T32] r4:00000001 [ 1329.572604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.572698][ T32] Exception stack(0xe0805fb0 to 0xe0805ff8) [ 1329.572771][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.572856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.572931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.572988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.573034][ T32] r4:84bd4780 [ 1329.573938][ T32] INFO: task kworker/0:106:3931 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.574027][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.574215][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.574314][ T32] Call trace: [ 1329.574409][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.574525][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.574578][ T32] r4:00000000 [ 1329.574624][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.574716][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.574786][ T32] 5d20: af424000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.574868][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.574935][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.574994][ T32] r5:80070013 r4:80239bb0 [ 1329.575057][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.575167][ T32] r4:82ac11e4 [ 1329.575226][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.575325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.575378][ T32] r4:e0635dc0 [ 1329.575423][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.597884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.598032][ T32] r4:00000000 [ 1329.598092][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.598238][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.598327][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.598459][ T32] r5:00001000 r4:e01b1000 [ 1329.598515][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.598610][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.598706][ T32] r5:8436438c r4:84364000 [ 1329.598760][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.598872][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.598947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.599070][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.599130][ T32] r4:84be5080 [ 1329.599206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.599341][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.599411][ T32] r4:00000001 [ 1329.599467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.599556][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.599637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.599700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.599760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.599855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.599916][ T32] r4:84be4100 [ 1329.599961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.600013][ T32] INFO: task kworker/0:107:3933 blocked for more than 456 seconds. [ 1329.600068][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.600111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.600149][ T32] task:kworker/0:107 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.600244][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.600323][ T32] Call trace: [ 1329.600397][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.600488][ T32] r10:829188dc r9:e0811d84 r8:00000002 r7:60000013 r6:e0811d8c r5:844c6c00 [ 1329.600530][ T32] r4:844c6c00 [ 1329.600565][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.600639][ T32] r5:844c6c00 r4:829188d8 [ 1329.600677][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.600781][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.600872][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0811e08 [ 1329.600965][ T32] r4:00000000 [ 1329.601025][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.601104][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.601169][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.601307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd49c0 [ 1329.601378][ T32] r4:00000000 [ 1329.601430][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.601537][ T32] r9:83018005 r8:844c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1329.601590][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.601710][ T32] r5:00001000 r4:e0807000 [ 1329.601769][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.601887][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.601995][ T32] r5:84bc1f8c r4:84bc1c00 [ 1329.602046][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.602148][ T32] r7:dddced80 r6:83018000 r5:84bc1f8c r4:84bded00 [ 1329.602217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.602371][ T32] r10:61c88647 r9:844c6c00 r8:84bded2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.602433][ T32] r4:84bded00 [ 1329.602481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.602586][ T32] r10:00000000 r9:84bded00 r8:8027f5e8 r7:e07f1e60 r6:84bded80 r5:844c6c00 [ 1329.602643][ T32] r4:00000001 [ 1329.602692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.602789][ T32] Exception stack(0xe0811fb0 to 0xe0811ff8) [ 1329.602855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.602941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.602996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.603050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.603107][ T32] r4:84bd4980 [ 1329.603968][ T32] INFO: task kworker/0:107:3933 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.604053][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.604188][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.604286][ T32] Call trace: [ 1329.604354][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.604478][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.604541][ T32] r4:00000000 [ 1329.604591][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.604684][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.604753][ T32] 5d20: af664000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.604823][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.604895][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.604951][ T32] r5:80070013 r4:80239bb0 [ 1329.605000][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.605090][ T32] r4:82ac11e4 [ 1329.605137][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.605250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.605315][ T32] r4:e0635dc0 [ 1329.605362][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.605458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.630660][ T32] r4:00000000 [ 1329.630789][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.630955][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.631041][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.631157][ T32] r5:00001000 r4:e01b1000 [ 1329.631209][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.631305][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.631405][ T32] r5:8436438c r4:84364000 [ 1329.631477][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.631586][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.631639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.631749][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.631833][ T32] r4:84be5080 [ 1329.631910][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.632056][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.632145][ T32] r4:00000001 [ 1329.632209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.632300][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.632370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.632444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.632521][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.632591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.632646][ T32] r4:84be4100 [ 1329.632703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.632768][ T32] INFO: task kworker/0:108:3935 blocked for more than 456 seconds. [ 1329.632843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.632910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.632962][ T32] task:kworker/0:108 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.633166][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.633287][ T32] Call trace: [ 1329.633387][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.633512][ T32] r10:829188dc r9:e0821d84 r8:00000002 r7:60000113 r6:e0821d8c r5:844c2400 [ 1329.633573][ T32] r4:844c2400 [ 1329.633625][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.633748][ T32] r5:844c2400 r4:829188d8 [ 1329.633801][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.633905][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.634017][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0821e08 [ 1329.634076][ T32] r4:00000000 [ 1329.634127][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.634218][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.634304][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.634405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd4c80 [ 1329.634464][ T32] r4:00000000 [ 1329.634515][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.634628][ T32] r9:83018005 r8:844c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1329.634684][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.634780][ T32] r5:00001000 r4:e0817000 [ 1329.634829][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.634925][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.635020][ T32] r5:84bc278c r4:84bc2400 [ 1329.635066][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.635166][ T32] r7:dddced80 r6:83018000 r5:84bc278c r4:84bdee80 [ 1329.635214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.635401][ T32] r10:61c88647 r9:844c2400 r8:84bdeeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.635495][ T32] r4:84bdee80 [ 1329.656206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.656367][ T32] r10:00000000 r9:84bdee80 r8:8027f5e8 r7:e07f1e60 r6:84bdef00 r5:844c2400 [ 1329.656427][ T32] r4:00000001 [ 1329.656474][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.656561][ T32] Exception stack(0xe0821fb0 to 0xe0821ff8) [ 1329.656630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.656699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.656762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.656833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.656893][ T32] r4:84bd4900 [ 1329.657836][ T32] INFO: task kworker/0:108:3935 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.657923][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.658068][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.658172][ T32] Call trace: [ 1329.658243][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.658354][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.658407][ T32] r4:00000000 [ 1329.658454][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.658538][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.658606][ T32] 5d20: afb33000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.658688][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.658756][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.658814][ T32] r5:80070013 r4:80239bb0 [ 1329.658882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.659005][ T32] r4:82ac11e4 [ 1329.659058][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.659158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.659210][ T32] r4:e0635dc0 [ 1329.659273][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.659396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.659455][ T32] r4:00000000 [ 1329.659503][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.659619][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.659681][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.659791][ T32] r5:00001000 r4:e01b1000 [ 1329.659858][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.659975][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.660096][ T32] r5:8436438c r4:84364000 [ 1329.660151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.660252][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.660302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.660427][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.660487][ T32] r4:84be5080 [ 1329.660534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.660638][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.660692][ T32] r4:00000001 [ 1329.660754][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.660840][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.660925][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.660996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.661064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.661130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.661180][ T32] r4:84be4100 [ 1329.661231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.661310][ T32] INFO: task kworker/0:109:3937 blocked for more than 456 seconds. [ 1329.661387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.661448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.661499][ T32] task:kworker/0:109 state:D stack:0 pid:3937 tgid:3937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.661594][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.661715][ T32] Call trace: [ 1329.661786][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.661902][ T32] r10:829188dc r9:e0825d84 r8:00000002 r7:60000013 r6:e0825d8c r5:85078000 [ 1329.661961][ T32] r4:85078000 [ 1329.662007][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.662100][ T32] r5:85078000 r4:829188d8 [ 1329.662170][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.662274][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.662384][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0825e08 [ 1329.662442][ T32] r4:00000000 [ 1329.662490][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.662579][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.662664][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.662763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beb500 [ 1329.662813][ T32] r4:00000000 [ 1329.662857][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.662977][ T32] r9:83018005 r8:85078000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1329.663028][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.663125][ T32] r5:00001000 r4:e081d000 [ 1329.663175][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.663262][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.663365][ T32] r5:84bc2b8c r4:84bc2800 [ 1329.663415][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.663515][ T32] r7:dddced80 r6:83018000 r5:84bc2b8c r4:84bdee00 [ 1329.663564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.663670][ T32] r10:61c88647 r9:85078000 r8:84bdee2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.663724][ T32] r4:84bdee00 [ 1329.663771][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.663872][ T32] r10:00000000 r9:84bdee00 r8:8027f5e8 r7:e0821e60 r6:84bf3c00 r5:85078000 [ 1329.663937][ T32] r4:00000001 [ 1329.663985][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.664068][ T32] Exception stack(0xe0825fb0 to 0xe0825ff8) [ 1329.664137][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.664205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.664274][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.664343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.664399][ T32] r4:84bd4cc0 [ 1329.665006][ T32] INFO: task kworker/0:109:3937 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.665089][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.665236][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.665376][ T32] Call trace: [ 1329.665470][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.686270][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.686387][ T32] r4:00000000 [ 1329.686441][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.686567][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.686663][ T32] 5d20: afcf3000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.686781][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.686889][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.686965][ T32] r5:80070013 r4:80239bb0 [ 1329.687014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.687108][ T32] r4:82ac11e4 [ 1329.687155][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.687252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.687305][ T32] r4:e0635dc0 [ 1329.687352][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.687452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.687505][ T32] r4:00000000 [ 1329.687636][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.687751][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.687801][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.687941][ T32] r5:00001000 r4:e01b1000 [ 1329.687996][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.688272][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.688370][ T32] r5:8436438c r4:84364000 [ 1329.688417][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.688512][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.688558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.688649][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.688693][ T32] r4:84be5080 [ 1329.688732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.688822][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.688888][ T32] r4:00000001 [ 1329.688935][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.689013][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.689075][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.689141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.689201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.689269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.689325][ T32] r4:84be4100 [ 1329.689404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.689500][ T32] INFO: task kworker/0:110:3940 blocked for more than 456 seconds. [ 1329.689578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.689818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.689886][ T32] task:kworker/0:110 state:D stack:0 pid:3940 tgid:3940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.690341][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.690446][ T32] Call trace: [ 1329.690516][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.690619][ T32] r10:829188dc r9:e083dd84 r8:00000002 r7:60000013 r6:e083dd8c r5:8507b000 [ 1329.690675][ T32] r4:8507b000 [ 1329.690780][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.690886][ T32] r5:8507b000 r4:829188d8 [ 1329.690936][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.691494][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.691609][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e083de08 [ 1329.691668][ T32] r4:00000000 [ 1329.691715][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.691800][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.691888][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.691985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdddc0 [ 1329.692050][ T32] r4:00000000 [ 1329.692097][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.692198][ T32] r9:83018005 r8:8507b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.692247][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.692369][ T32] r5:00001000 r4:e082f000 [ 1329.692421][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.692511][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.692608][ T32] r5:84bc2f8c r4:84bc2c00 [ 1329.692688][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.692795][ T32] r7:dddced80 r6:83018000 r5:84bc2f8c r4:84bdef80 [ 1329.692847][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.693041][ T32] r10:61c88647 r9:8507b000 r8:84bdefac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.693102][ T32] r4:84bdef80 [ 1329.693340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.693487][ T32] r10:00000000 r9:84bdef80 r8:8027f5e8 r7:e0825e60 r6:84bf3d00 r5:8507b000 [ 1329.693550][ T32] r4:00000001 [ 1329.693605][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.693711][ T32] Exception stack(0xe083dfb0 to 0xe083dff8) [ 1329.693771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.693837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.693998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.694141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.694206][ T32] r4:84bddfc0 [ 1329.695082][ T32] INFO: task kworker/0:110:3940 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.695229][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.695372][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.695544][ T32] Call trace: [ 1329.725118][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.725287][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.725363][ T32] r4:00000000 [ 1329.725421][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.736180][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.736285][ T32] 5d20: b029a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.736357][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.736419][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.736480][ T32] r5:80070013 r4:80239bb0 [ 1329.736532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.736646][ T32] r4:82ac11e4 [ 1329.736714][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.736821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.736884][ T32] r4:e0635dc0 [ 1329.736961][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.737066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.737119][ T32] r4:00000000 [ 1329.737165][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.737284][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.737340][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.737456][ T32] r5:00001000 r4:e01b1000 [ 1329.737508][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.737632][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.737754][ T32] r5:8436438c r4:84364000 [ 1329.737815][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.737929][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.737978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.738158][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.738219][ T32] r4:84be5080 [ 1329.738525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.738659][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.738716][ T32] r4:00000001 [ 1329.738765][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.738870][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.738944][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.739010][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.739071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.739209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.739334][ T32] r4:84be4100 [ 1329.739392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.739475][ T32] INFO: task kworker/0:111:3941 blocked for more than 456 seconds. [ 1329.739632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.739696][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.739781][ T32] task:kworker/0:111 state:D stack:0 pid:3941 tgid:3941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.740495][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.740637][ T32] Call trace: [ 1329.740788][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.740929][ T32] r10:829188dc r9:e0845d84 r8:00000002 r7:60000013 r6:e0845d8c r5:8507bc00 [ 1329.740988][ T32] r4:8507bc00 [ 1329.741036][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.741243][ T32] r5:8507bc00 r4:829188d8 [ 1329.741449][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.741546][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.741687][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0845e08 [ 1329.741787][ T32] r4:00000000 [ 1329.741878][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.741982][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.742066][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.742328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7040 [ 1329.742633][ T32] r4:00000000 [ 1329.742859][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.743216][ T32] r9:83018005 r8:8507bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1329.743371][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.743468][ T32] r5:00001000 r4:e0835000 [ 1329.743517][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.743609][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.743763][ T32] r5:84bc338c r4:84bc3000 [ 1329.743823][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.743942][ T32] r7:dddced80 r6:83018000 r5:84bc338c r4:84bd9000 [ 1329.744028][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.744175][ T32] r10:61c88647 r9:8507bc00 r8:84bd902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.744237][ T32] r4:84bd9000 [ 1329.744288][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.744393][ T32] r10:00000000 r9:84bd9000 r8:8027f5e8 r7:e083de60 r6:84bf3d80 r5:8507bc00 [ 1329.744451][ T32] r4:00000001 [ 1329.744496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.744717][ T32] Exception stack(0xe0845fb0 to 0xe0845ff8) [ 1329.744790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.744857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.744930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.744999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.745055][ T32] r4:84be7080 [ 1329.771770][ T32] INFO: task kworker/0:111:3941 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.771960][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.772312][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.772487][ T32] Call trace: [ 1329.772661][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.772785][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.772849][ T32] r4:00000000 [ 1329.772927][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.773062][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.773167][ T32] 5d20: b064b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.773244][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.773305][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.773462][ T32] r5:80070013 r4:80239bb0 [ 1329.773532][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.773631][ T32] r4:82ac11e4 [ 1329.773887][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.774000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.774099][ T32] r4:e0635dc0 [ 1329.774150][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.774247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.774329][ T32] r4:00000000 [ 1329.774398][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.774608][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.774674][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.774776][ T32] r5:00001000 r4:e01b1000 [ 1329.775000][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.775098][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.775195][ T32] r5:8436438c r4:84364000 [ 1329.775281][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.775392][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.775469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.790592][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.790680][ T32] r4:84be5080 [ 1329.790736][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.790883][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.790990][ T32] r4:00000001 [ 1329.791183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.791279][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.791364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.791462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.791529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.791598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.791728][ T32] r4:84be4100 [ 1329.791788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.791884][ T32] INFO: task kworker/0:112:3943 blocked for more than 456 seconds. [ 1329.792054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.792145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.792536][ T32] task:kworker/0:112 state:D stack:0 pid:3943 tgid:3943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.792667][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.792772][ T32] Call trace: [ 1329.792847][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.793196][ T32] r10:829188dc r9:e0855d84 r8:00000002 r7:60000013 r6:e0855d8c r5:8507c800 [ 1329.793439][ T32] r4:8507c800 [ 1329.793780][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.793900][ T32] r5:8507c800 r4:829188d8 [ 1329.793987][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.794104][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.794240][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0855e08 [ 1329.794305][ T32] r4:00000000 [ 1329.794439][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.794535][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.794844][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.794974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7380 [ 1329.795031][ T32] r4:00000000 [ 1329.795137][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.795396][ T32] r9:83018005 r8:8507c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 [ 1329.795513][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.815140][ T32] r5:00001000 r4:e0851000 [ 1329.815225][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.815393][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.815964][ T32] r5:84bc3b8c r4:84bc3800 [ 1329.816087][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.816220][ T32] r7:dddced80 r6:83018000 r5:84bc3b8c r4:84bd9080 [ 1329.816295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.816670][ T32] r10:61c88647 r9:8507c800 r8:84bd90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.816733][ T32] r4:84bd9080 [ 1329.816800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.816919][ T32] r10:00000000 r9:84bd9080 r8:8027f5e8 r7:e0845e60 r6:84bf3e00 r5:8507c800 [ 1329.816973][ T32] r4:00000001 [ 1329.817020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.817104][ T32] Exception stack(0xe0855fb0 to 0xe0855ff8) [ 1329.817173][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.817243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.817324][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.817680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.817788][ T32] r4:84be72c0 [ 1329.818718][ T32] INFO: task kworker/0:112:3943 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.818809][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.818967][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.819148][ T32] Call trace: [ 1329.819233][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.819362][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.819418][ T32] r4:00000000 [ 1329.819465][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.819552][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.819636][ T32] 5d20: b0991000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.819723][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.819784][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.819895][ T32] r5:80070013 r4:80239bb0 [ 1329.819952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.820141][ T32] r4:82ac11e4 [ 1329.820247][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.820355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.820412][ T32] r4:e0635dc0 [ 1329.820460][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.820558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.820610][ T32] r4:00000000 [ 1329.820689][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.820802][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.820881][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.820983][ T32] r5:00001000 r4:e01b1000 [ 1329.821031][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.821119][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.821212][ T32] r5:8436438c r4:84364000 [ 1329.821261][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.821363][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.821412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.821633][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.821722][ T32] r4:84be5080 [ 1329.821770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.821883][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.821936][ T32] r4:00000001 [ 1329.822084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.822188][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.822252][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.822319][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.822384][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.822452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.822661][ T32] r4:84be4100 [ 1329.822773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.822845][ T32] INFO: task kworker/0:113:3944 blocked for more than 456 seconds. [ 1329.822925][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.823109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.823165][ T32] task:kworker/0:113 state:D stack:0 pid:3944 tgid:3944 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.823378][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.823671][ T32] Call trace: [ 1329.823904][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.824022][ T32] r10:829188dc r9:e07b5d84 r8:00000002 r7:60000013 r6:e07b5d8c r5:844de000 [ 1329.824077][ T32] r4:844de000 [ 1329.824129][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.824226][ T32] r5:844de000 r4:829188d8 [ 1329.824278][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.824368][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.824752][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 1329.824826][ T32] r4:00000000 [ 1329.824885][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.824976][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.825062][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.825159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7180 [ 1329.825217][ T32] r4:00000000 [ 1329.825265][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.825401][ T32] r9:83018005 r8:844de000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d7000 [ 1329.825596][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.860111][ T32] r5:00001000 r4:e084b000 [ 1329.860445][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.860736][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.860850][ T32] r5:84bc378c r4:84bc3400 [ 1329.860933][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.861053][ T32] r7:dddced80 r6:83018000 r5:84bc378c r4:84bd9100 [ 1329.861106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.861240][ T32] r10:61c88647 r9:844de000 r8:84bd912c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.861338][ T32] r4:84bd9100 [ 1329.861526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.861669][ T32] r10:00000000 r9:84bd9100 r8:8027f5e8 r7:e0855e60 r6:84bd9180 r5:844de000 [ 1329.861730][ T32] r4:00000001 [ 1329.861893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.862251][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) [ 1329.862337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.862411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.862508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.862776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.862903][ T32] r4:84be72c0 [ 1329.863768][ T32] INFO: task kworker/0:113:3944 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.863888][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.864050][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.864297][ T32] Call trace: [ 1329.864413][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.864525][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.864823][ T32] r4:00000000 [ 1329.864896][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.864991][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.865060][ T32] 5d20: b0f34000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.865132][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.865297][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.865370][ T32] r5:80070013 r4:80239bb0 [ 1329.865422][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.886785][ T32] r4:82ac11e4 [ 1329.886909][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.887055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.887113][ T32] r4:e0635dc0 [ 1329.887165][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.887267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.887319][ T32] r4:00000000 [ 1329.887366][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.887473][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.887523][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.887624][ T32] r5:00001000 r4:e01b1000 [ 1329.887673][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.887788][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.887897][ T32] r5:8436438c r4:84364000 [ 1329.887945][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.888047][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.888096][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.888203][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.888258][ T32] r4:84be5080 [ 1329.888303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.888409][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.888494][ T32] r4:00000001 [ 1329.888550][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.888636][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.888706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.888793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.888864][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.888940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.888994][ T32] r4:84be4100 [ 1329.889222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.889296][ T32] INFO: task kworker/0:114:3947 blocked for more than 456 seconds. [ 1329.889419][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.889591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.889672][ T32] task:kworker/0:114 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.889797][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.889901][ T32] Call trace: [ 1329.889974][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.890082][ T32] r10:829188dc r9:e0849d84 r8:00000002 r7:60000013 r6:e0849d8c r5:844dc800 [ 1329.890134][ T32] r4:844dc800 [ 1329.890181][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.890273][ T32] r5:844dc800 r4:829188d8 [ 1329.890318][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.890489][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.890604][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0849e08 [ 1329.890657][ T32] r4:00000000 [ 1329.890790][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.890891][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.891140][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.891245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7680 [ 1329.891302][ T32] r4:00000000 [ 1329.891349][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.891549][ T32] r9:83018005 r8:844dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1329.891607][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.891704][ T32] r5:00001000 r4:e0869000 [ 1329.891749][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.891838][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.891941][ T32] r5:84bd038c r4:84bd0000 [ 1329.891986][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.892087][ T32] r7:dddced80 r6:83018000 r5:84bd038c r4:84bd9200 [ 1329.892137][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.892241][ T32] r10:61c88647 r9:844dc800 r8:84bd922c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.892292][ T32] r4:84bd9200 [ 1329.892632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.892892][ T32] r10:00000000 r9:84bd9200 r8:8027f5e8 r7:e0855e60 r6:84bd9280 r5:844dc800 [ 1329.892979][ T32] r4:00000001 [ 1329.893034][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.893199][ T32] Exception stack(0xe0849fb0 to 0xe0849ff8) [ 1329.893270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.893340][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.893401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.893518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.893886][ T32] r4:84be7340 [ 1329.894796][ T32] INFO: task kworker/0:114:3947 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.894892][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.895222][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.895324][ T32] Call trace: [ 1329.923723][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.923913][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.923997][ T32] r4:00000000 [ 1329.924273][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.924386][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.924466][ T32] 5d20: b13ed000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.924538][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.924632][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.924700][ T32] r5:80070013 r4:80239bb0 [ 1329.924750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.924844][ T32] r4:82ac11e4 [ 1329.924903][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.925005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.925059][ T32] r4:e0635dc0 [ 1329.925106][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.925207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.925261][ T32] r4:00000000 [ 1329.925308][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.925449][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.926215][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.926388][ T32] r5:00001000 r4:e01b1000 [ 1329.926459][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.926559][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.926657][ T32] r5:8436438c r4:84364000 [ 1329.926708][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.926815][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.926868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.926984][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.927108][ T32] r4:84be5080 [ 1329.927164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.927270][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.927323][ T32] r4:00000001 [ 1329.927387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.927477][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.927576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.927654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.927720][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.927890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.927974][ T32] r4:84be4100 [ 1329.928035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.928116][ T32] INFO: task kworker/0:115:3948 blocked for more than 456 seconds. [ 1329.928215][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.928376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.928438][ T32] task:kworker/0:115 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.928559][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.928657][ T32] Call trace: [ 1329.928784][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.928905][ T32] r10:829188dc r9:e082dd84 r8:00000002 r7:60000013 r6:e082dd8c r5:844c4800 [ 1329.928959][ T32] r4:844c4800 [ 1329.929184][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.929286][ T32] r5:844c4800 r4:829188d8 [ 1329.929391][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.929493][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.929631][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e082de08 [ 1329.929711][ T32] r4:00000000 [ 1329.929763][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.929884][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.929982][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.930082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7480 [ 1329.930436][ T32] r4:00000000 [ 1329.930500][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.930605][ T32] r9:83018005 r8:844c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1329.930662][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.930761][ T32] r5:00001000 r4:e0863000 [ 1329.930812][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.930914][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.931015][ T32] r5:84bc3f8c r4:84bc3c00 [ 1329.931064][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.931167][ T32] r7:dddced80 r6:83018000 r5:84bc3f8c r4:84bd9300 [ 1329.931256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.931373][ T32] r10:61c88647 r9:844c4800 r8:84bd932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.931470][ T32] r4:84bd9300 [ 1329.931524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.931673][ T32] r10:00000000 r9:84bd9300 r8:8027f5e8 r7:e0849e60 r6:84bd9380 r5:844c4800 [ 1329.931734][ T32] r4:00000001 [ 1329.931870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.931968][ T32] Exception stack(0xe082dfb0 to 0xe082dff8) [ 1329.932066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.932168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.932453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.932531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.932742][ T32] r4:84be7340 [ 1329.933709][ T32] INFO: task kworker/0:115:3948 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.933791][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.933926][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.934025][ T32] Call trace: [ 1329.934301][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.934520][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.934588][ T32] r4:00000000 [ 1329.934642][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.934753][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.934828][ T32] 5d20: b13ed000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.934914][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.934984][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.935363][ T32] r5:80070013 r4:80239bb0 [ 1329.935428][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.959650][ T32] r4:82ac11e4 [ 1329.959795][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.959946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.960002][ T32] r4:e0635dc0 [ 1329.960086][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.960195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.960282][ T32] r4:00000000 [ 1329.960339][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.960480][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.960572][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.960773][ T32] r5:00001000 r4:e01b1000 [ 1329.960830][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.960932][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.961030][ T32] r5:8436438c r4:84364000 [ 1329.961079][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.961184][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.961235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.961342][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.961394][ T32] r4:84be5080 [ 1329.961440][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.961546][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1329.961599][ T32] r4:00000001 [ 1329.961766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.961864][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1329.962046][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.962121][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.962185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.962254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.962306][ T32] r4:84be4100 [ 1329.962388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.962458][ T32] INFO: task kworker/0:116:3951 blocked for more than 456 seconds. [ 1329.962527][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.962581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.962628][ T32] task:kworker/0:116 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.962742][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.963328][ T32] Call trace: [ 1329.963439][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1329.963719][ T32] r10:829188dc r9:e0861d84 r8:00000002 r7:60000113 r6:e0861d8c r5:84880000 [ 1329.963784][ T32] r4:84880000 [ 1329.963836][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1329.963995][ T32] r5:84880000 r4:829188d8 [ 1329.964065][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.964192][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.964319][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0861e08 [ 1329.964524][ T32] r4:00000000 [ 1329.964585][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1329.964677][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1329.964766][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.964866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7700 [ 1329.964932][ T32] r4:00000000 [ 1329.965022][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.965174][ T32] r9:83018005 r8:84880000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1329.965235][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.965332][ T32] r5:00001000 r4:e0873000 [ 1329.965375][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.965466][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.989546][ T32] r5:84bd078c r4:84bd0400 [ 1329.989713][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.989884][ T32] r7:dddced80 r6:83018000 r5:84bd078c r4:84bd9400 [ 1329.989947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.990210][ T32] r10:61c88647 r9:84880000 r8:84bd942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.990271][ T32] r4:84bd9400 [ 1329.990351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.990466][ T32] r10:00000000 r9:84bd9400 r8:8027f5e8 r7:e0849e60 r6:84bd9480 r5:84880000 [ 1329.990519][ T32] r4:00000001 [ 1329.990568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.990655][ T32] Exception stack(0xe0861fb0 to 0xe0861ff8) [ 1329.990727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.990795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.990860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.990940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.990994][ T32] r4:84be7880 [ 1329.991959][ T32] INFO: task kworker/0:116:3951 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1329.992036][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.992243][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.992412][ T32] Call trace: [ 1329.992488][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1329.992603][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1329.992661][ T32] r4:00000000 [ 1329.992709][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.992795][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1329.992866][ T32] 5d20: b1ac9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1329.992947][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1329.993011][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1329.993068][ T32] r5:80070013 r4:80239bb0 [ 1329.993117][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.993212][ T32] r4:82ac11e4 [ 1329.993260][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.993359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1329.993413][ T32] r4:e0635dc0 [ 1329.993460][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1329.993576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1329.993637][ T32] r4:00000000 [ 1329.993708][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1329.993813][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1329.993861][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1329.993967][ T32] r5:00001000 r4:e01b1000 [ 1329.994035][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1329.994131][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.994226][ T32] r5:8436438c r4:84364000 [ 1329.994275][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.994775][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1329.995089][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.995215][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.995296][ T32] r4:84be5080 [ 1329.995422][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.010970][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.011111][ T32] r4:00000001 [ 1330.011169][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.011286][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.011357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.011463][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.011569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.011646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.011700][ T32] r4:84be4100 [ 1330.011798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.011910][ T32] INFO: task kworker/0:117:3953 blocked for more than 456 seconds. [ 1330.012016][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.012079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.012128][ T32] task:kworker/0:117 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.012247][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.012446][ T32] Call trace: [ 1330.012671][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.012790][ T32] r10:829188dc r9:e0889d84 r8:00000002 r7:60000113 r6:e0889d8c r5:84880c00 [ 1330.012890][ T32] r4:84880c00 [ 1330.012971][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.013073][ T32] r5:84880c00 r4:829188d8 [ 1330.013123][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.013236][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.013405][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0889e08 [ 1330.013464][ T32] r4:00000000 [ 1330.013603][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.013720][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.013805][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.013901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7b40 [ 1330.013956][ T32] r4:00000000 [ 1330.014409][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.014526][ T32] r9:83018005 r8:84880c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1330.014576][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.014676][ T32] r5:00001000 r4:e0893000 [ 1330.014730][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.014842][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.014955][ T32] r5:84bd0f8c r4:84bd0c00 [ 1330.015000][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.015098][ T32] r7:dddced80 r6:83018000 r5:84bd0f8c r4:84bd9500 [ 1330.015149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.015253][ T32] r10:61c88647 r9:84880c00 r8:84bd952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.015440][ T32] r4:84bd9500 [ 1330.015584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.036409][ T32] r10:00000000 r9:84bd9500 r8:8027f5e8 r7:e0861e60 r6:84bd9580 r5:84880c00 [ 1330.036502][ T32] r4:00000001 [ 1330.036666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.036797][ T32] Exception stack(0xe0889fb0 to 0xe0889ff8) [ 1330.036867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.036943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.037071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.037150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.037203][ T32] r4:84be7400 [ 1330.038207][ T32] INFO: task kworker/0:117:3953 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.038285][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.038468][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.038592][ T32] Call trace: [ 1330.038676][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.038871][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.039553][ T32] r4:00000000 [ 1330.039626][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.039725][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.039794][ T32] 5d20: b20c9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.039866][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.039937][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.040047][ T32] r5:80070013 r4:80239bb0 [ 1330.040103][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.040534][ T32] r4:82ac11e4 [ 1330.040631][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.040739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.040814][ T32] r4:e0635dc0 [ 1330.040867][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.040996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.041260][ T32] r4:00000000 [ 1330.041314][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.041425][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.041476][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.041574][ T32] r5:00001000 r4:e01b1000 [ 1330.041622][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.041744][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.041842][ T32] r5:8436438c r4:84364000 [ 1330.041901][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.042007][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.042057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.042184][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.042244][ T32] r4:84be5080 [ 1330.042291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.042397][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.042449][ T32] r4:00000001 [ 1330.042496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.042577][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.042832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.042917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.042983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.043050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.043173][ T32] r4:84be4100 [ 1330.043229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.043376][ T32] INFO: task kworker/0:118:3955 blocked for more than 456 seconds. [ 1330.043456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.043513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.043586][ T32] task:kworker/0:118 state:D stack:0 pid:3955 tgid:3955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.043841][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.043950][ T32] Call trace: [ 1330.044024][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.044124][ T32] r10:829188dc r9:e086dd84 r8:00000002 r7:60000113 r6:e086dd8c r5:84881800 [ 1330.044180][ T32] r4:84881800 [ 1330.044225][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.044339][ T32] r5:84881800 r4:829188d8 [ 1330.044409][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.044494][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.044600][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e086de08 [ 1330.044740][ T32] r4:00000000 [ 1330.044797][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.044896][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.044980][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.045076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7900 [ 1330.045190][ T32] r4:00000000 [ 1330.045248][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.045414][ T32] r9:83018005 r8:84881800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1330.045587][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.074696][ T32] r5:00001000 r4:e0885000 [ 1330.074991][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.075127][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.075228][ T32] r5:84bd0b8c r4:84bd0800 [ 1330.075278][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.075385][ T32] r7:dddced80 r6:83018000 r5:84bd0b8c r4:84bd9600 [ 1330.075436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.076263][ T32] r10:61c88647 r9:84881800 r8:84bd962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.076368][ T32] r4:84bd9600 [ 1330.076428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.076579][ T32] r10:00000000 r9:84bd9600 r8:8027f5e8 r7:e0889e60 r6:84bd9680 r5:84881800 [ 1330.076663][ T32] r4:00000001 [ 1330.076787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.076887][ T32] Exception stack(0xe086dfb0 to 0xe086dff8) [ 1330.076957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.077061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.077131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.077424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.077538][ T32] r4:84be7400 [ 1330.078433][ T32] INFO: task kworker/0:118:3955 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.078538][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.078850][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.078975][ T32] Call trace: [ 1330.079524][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.079705][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.080124][ T32] r4:00000000 [ 1330.080185][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.080635][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.080907][ T32] 5d20: b2482000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.080982][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.081048][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.081108][ T32] r5:80070013 r4:80239bb0 [ 1330.081158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.081253][ T32] r4:82ac11e4 [ 1330.082198][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.082309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.082361][ T32] r4:e0635dc0 [ 1330.082409][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.082509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.082560][ T32] r4:00000000 [ 1330.082607][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.082715][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.082766][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.082861][ T32] r5:00001000 r4:e01b1000 [ 1330.083526][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.083624][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.084067][ T32] r5:8436438c r4:84364000 [ 1330.084130][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.084235][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.084575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.085405][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.116253][ T32] r4:84be5080 [ 1330.116385][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.116535][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.116611][ T32] r4:00000001 [ 1330.116673][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.116764][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.116837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.116914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.116983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.117052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.117107][ T32] r4:84be4100 [ 1330.117412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.117494][ T32] INFO: task kworker/0:119:3958 blocked for more than 456 seconds. [ 1330.117605][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.117694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.117753][ T32] task:kworker/0:119 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.117886][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.118266][ T32] Call trace: [ 1330.118681][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.118912][ T32] r10:829188dc r9:e0891d84 r8:00000002 r7:60000013 r6:e0891d8c r5:84882400 [ 1330.118979][ T32] r4:84882400 [ 1330.119030][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.119129][ T32] r5:84882400 r4:829188d8 [ 1330.119634][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.119738][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.119882][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0891e08 [ 1330.119955][ T32] r4:00000000 [ 1330.120012][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.120138][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.120238][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.120448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7400 [ 1330.120512][ T32] r4:00000000 [ 1330.120565][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.120677][ T32] r9:83018005 r8:84882400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1330.120730][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.120832][ T32] r5:00001000 r4:df8ff000 [ 1330.120892][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.121150][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.121260][ T32] r5:84bd138c r4:84bd1000 [ 1330.121314][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.121419][ T32] r7:dddced80 r6:83018000 r5:84bd138c r4:84bd9700 [ 1330.121472][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.121620][ T32] r10:61c88647 r9:84882400 r8:84bd972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.121703][ T32] r4:84bd9700 [ 1330.121757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.121902][ T32] r10:00000000 r9:84bd9700 r8:8027f5e8 r7:e0889e60 r6:84bd9780 r5:84882400 [ 1330.121971][ T32] r4:00000001 [ 1330.122020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.122106][ T32] Exception stack(0xe0891fb0 to 0xe0891ff8) [ 1330.122186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.122267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.122334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.122404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.122460][ T32] r4:84be7b00 [ 1330.123387][ T32] INFO: task kworker/0:119:3958 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.123501][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.123664][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.123833][ T32] Call trace: [ 1330.124027][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.124146][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.124203][ T32] r4:00000000 [ 1330.124349][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.124470][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.124551][ T32] 5d20: b29d8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.124628][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.124696][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.124757][ T32] r5:80070013 r4:80239bb0 [ 1330.124808][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.124911][ T32] r4:82ac11e4 [ 1330.124959][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.125126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.125187][ T32] r4:e0635dc0 [ 1330.125232][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.125436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.147255][ T32] r4:00000000 [ 1330.147328][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.147467][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.147522][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.147705][ T32] r5:00001000 r4:e01b1000 [ 1330.147764][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.147856][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.147961][ T32] r5:8436438c r4:84364000 [ 1330.148271][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.148391][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.148443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.148556][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.148612][ T32] r4:84be5080 [ 1330.148664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.148767][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.149018][ T32] r4:00000001 [ 1330.149088][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.149174][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.149241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.149309][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.149378][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.149450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.149505][ T32] r4:84be4100 [ 1330.149562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.149682][ T32] INFO: task kworker/0:120:3960 blocked for more than 456 seconds. [ 1330.149767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.149826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.149883][ T32] task:kworker/0:120 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.150005][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.150119][ T32] Call trace: [ 1330.150206][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.150316][ T32] r10:829188dc r9:e089dd84 r8:00000002 r7:60000013 r6:e089dd8c r5:84883c00 [ 1330.150368][ T32] r4:84883c00 [ 1330.150416][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.150507][ T32] r5:84883c00 r4:829188d8 [ 1330.150562][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.150658][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.150768][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e089de08 [ 1330.150897][ T32] r4:00000000 [ 1330.150957][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.151045][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.151129][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.151294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7d80 [ 1330.151410][ T32] r4:00000000 [ 1330.151489][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.151601][ T32] r9:83018005 r8:84883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1330.151659][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.151756][ T32] r5:00001000 r4:df9dd000 [ 1330.151803][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.151904][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.152223][ T32] r5:84bd178c r4:84bd1400 [ 1330.152281][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.152378][ T32] r7:dddced80 r6:83018000 r5:84bd178c r4:84bd9800 [ 1330.152420][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.152509][ T32] r10:61c88647 r9:84883c00 r8:84bd982c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.152551][ T32] r4:84bd9800 [ 1330.152610][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.152722][ T32] r10:00000000 r9:84bd9800 r8:8027f5e8 r7:e0891e60 r6:84bd9880 r5:84883c00 [ 1330.152785][ T32] r4:00000001 [ 1330.152834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.152927][ T32] Exception stack(0xe089dfb0 to 0xe089dff8) [ 1330.153115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.153223][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.153292][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.153359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.153411][ T32] r4:84be7bc0 [ 1330.154325][ T32] INFO: task kworker/0:120:3960 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.154422][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.154563][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.154724][ T32] Call trace: [ 1330.154819][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.154944][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.155004][ T32] r4:00000000 [ 1330.155056][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.155232][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.155310][ T32] 5d20: b2a74000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.155379][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.155440][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.180850][ T32] r5:80070013 r4:80239bb0 [ 1330.180941][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.181065][ T32] r4:82ac11e4 [ 1330.181194][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.181326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.181386][ T32] r4:e0635dc0 [ 1330.181435][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.181537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.181664][ T32] r4:00000000 [ 1330.181732][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.181841][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.181901][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.182005][ T32] r5:00001000 r4:e01b1000 [ 1330.182053][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.182178][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.182381][ T32] r5:8436438c r4:84364000 [ 1330.182437][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.182544][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.182600][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.182710][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.182763][ T32] r4:84be5080 [ 1330.182809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.183050][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.183391][ T32] r4:00000001 [ 1330.183460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.183580][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.183660][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.183732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.183837][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.183924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.184106][ T32] r4:84be4100 [ 1330.184187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.184353][ T32] INFO: task kworker/0:121:3962 blocked for more than 456 seconds. [ 1330.184463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.184545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.184693][ T32] task:kworker/0:121 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.184829][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.184967][ T32] Call trace: [ 1330.185088][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.185507][ T32] r10:829188dc r9:e08a1d84 r8:00000002 r7:60000013 r6:e08a1d8c r5:84885400 [ 1330.199080][ T32] r4:84885400 [ 1330.199147][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.199263][ T32] r5:84885400 r4:829188d8 [ 1330.199317][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.199406][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.199522][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a1e08 [ 1330.199579][ T32] r4:00000000 [ 1330.199626][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.199720][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.199816][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.199928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a78000 [ 1330.200014][ T32] r4:00000000 [ 1330.200067][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.200170][ T32] r9:83018005 r8:84885400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1330.200216][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.200303][ T32] r5:00001000 r4:dfbbb000 [ 1330.200409][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.200495][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.200624][ T32] r5:84bd1b8c r4:84bd1800 [ 1330.200679][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.200811][ T32] r7:dddced80 r6:83018000 r5:84bd1b8c r4:84bd9900 [ 1330.200883][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.200997][ T32] r10:61c88647 r9:84885400 r8:84bd992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.201051][ T32] r4:84bd9900 [ 1330.201100][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.201205][ T32] r10:00000000 r9:84bd9900 r8:8027f5e8 r7:e089de60 r6:84bd9980 r5:84885400 [ 1330.201258][ T32] r4:00000001 [ 1330.201305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.201403][ T32] Exception stack(0xe08a1fb0 to 0xe08a1ff8) [ 1330.201483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.201551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.201615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.201711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.201792][ T32] r4:84be7cc0 [ 1330.202737][ T32] INFO: task kworker/0:121:3962 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.202812][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.202959][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.203063][ T32] Call trace: [ 1330.203135][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.203246][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.203313][ T32] r4:00000000 [ 1330.203361][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.203450][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.203521][ T32] 5d20: b2ee3000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.203604][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.203670][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.203730][ T32] r5:80070013 r4:80239bb0 [ 1330.203782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.203895][ T32] r4:82ac11e4 [ 1330.203948][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.204050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.204104][ T32] r4:e0635dc0 [ 1330.204151][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.204258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.204315][ T32] r4:00000000 [ 1330.204365][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.204475][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.204528][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.204626][ T32] r5:00001000 r4:e01b1000 [ 1330.204677][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.204769][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.204865][ T32] r5:8436438c r4:84364000 [ 1330.204926][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.205028][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.205098][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.205210][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.205262][ T32] r4:84be5080 [ 1330.205309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.205415][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.205482][ T32] r4:00000001 [ 1330.226329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.226523][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.226613][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.226689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.226777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.226888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.226956][ T32] r4:84be4100 [ 1330.227014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.227083][ T32] INFO: task kworker/0:122:3964 blocked for more than 456 seconds. [ 1330.227161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.227220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.227285][ T32] task:kworker/0:122 state:D stack:0 pid:3964 tgid:3964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.227446][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.227568][ T32] Call trace: [ 1330.227647][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.227814][ T32] r10:829188dc r9:e01d9d84 r8:00000002 r7:60000013 r6:e01d9d8c r5:84884800 [ 1330.227904][ T32] r4:84884800 [ 1330.227963][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.228063][ T32] r5:84884800 r4:829188d8 [ 1330.228115][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.228205][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.228315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01d9e08 [ 1330.228399][ T32] r4:00000000 [ 1330.228469][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.228568][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.228664][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.228765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a781c0 [ 1330.228823][ T32] r4:00000000 [ 1330.228880][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.228995][ T32] r9:83018005 r8:84884800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1330.229061][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.229159][ T32] r5:00001000 r4:dfc0b000 [ 1330.229210][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.229306][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.229406][ T32] r5:84bd1f8c r4:84bd1c00 [ 1330.229492][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.229606][ T32] r7:dddced80 r6:83018000 r5:84bd1f8c r4:84bd9a00 [ 1330.229705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.229863][ T32] r10:61c88647 r9:84884800 r8:84bd9a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.229966][ T32] r4:84bd9a00 [ 1330.230031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.230137][ T32] r10:00000000 r9:84bd9a00 r8:8027f5e8 r7:e08a1e60 r6:84bd9a80 r5:84884800 [ 1330.230204][ T32] r4:00000001 [ 1330.230253][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.230405][ T32] Exception stack(0xe01d9fb0 to 0xe01d9ff8) [ 1330.230487][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.230556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.230622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.230707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.230761][ T32] r4:84a78040 [ 1330.231698][ T32] INFO: task kworker/0:122:3964 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.231783][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.231964][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.232066][ T32] Call trace: [ 1330.232138][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.232256][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.232313][ T32] r4:00000000 [ 1330.232361][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.232454][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.232524][ T32] 5d20: b31ce000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.232598][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.232664][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.232723][ T32] r5:80070013 r4:80239bb0 [ 1330.232772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.232864][ T32] r4:82ac11e4 [ 1330.232922][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.233021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.233075][ T32] r4:e0635dc0 [ 1330.233123][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.233240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.233308][ T32] r4:00000000 [ 1330.233377][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.233504][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.233558][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.233699][ T32] r5:00001000 r4:e01b1000 [ 1330.233751][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.233845][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.233950][ T32] r5:8436438c r4:84364000 [ 1330.233997][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.234121][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.234192][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.234296][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.234369][ T32] r4:84be5080 [ 1330.234439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.234553][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.234603][ T32] r4:00000001 [ 1330.234652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.234736][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.234847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.234969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.235045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.235122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.235189][ T32] r4:84be4100 [ 1330.235243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.235300][ T32] INFO: task kworker/0:123:3966 blocked for more than 456 seconds. [ 1330.235383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.235446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.260337][ T32] task:kworker/0:123 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.260517][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.260689][ T32] Call trace: [ 1330.260786][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.260922][ T32] r10:829188dc r9:e08a9d84 r8:00000002 r7:60000113 r6:e08a9d8c r5:84886c00 [ 1330.260983][ T32] r4:84886c00 [ 1330.261037][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.261134][ T32] r5:84886c00 r4:829188d8 [ 1330.261184][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.261278][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.261385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a9e08 [ 1330.261462][ T32] r4:00000000 [ 1330.261518][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.261621][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.261743][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.261846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a78780 [ 1330.261911][ T32] r4:00000000 [ 1330.261964][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.262075][ T32] r9:83018005 r8:84886c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1330.262130][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.262225][ T32] r5:00001000 r4:dfdb3000 [ 1330.262275][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.262364][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.262461][ T32] r5:84bd278c r4:84bd2400 [ 1330.262510][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.262616][ T32] r7:dddced80 r6:83018000 r5:84bd278c r4:84bd9b00 [ 1330.262676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.262781][ T32] r10:61c88647 r9:84886c00 r8:84bd9b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.262847][ T32] r4:84bd9b00 [ 1330.262908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.263017][ T32] r10:00000000 r9:84bd9b00 r8:8027f5e8 r7:e01d9e60 r6:84bd9b80 r5:84886c00 [ 1330.263071][ T32] r4:00000001 [ 1330.263119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.263205][ T32] Exception stack(0xe08a9fb0 to 0xe08a9ff8) [ 1330.263273][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.263342][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.263432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.263514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.263574][ T32] r4:84a78340 [ 1330.264448][ T32] INFO: task kworker/0:123:3966 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.264534][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.264679][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.264840][ T32] Call trace: [ 1330.264930][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.265040][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.265093][ T32] r4:00000000 [ 1330.265143][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.265231][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.265303][ T32] 5d20: b3480000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.265374][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.265437][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.283514][ T32] r5:80070013 r4:80239bb0 [ 1330.283637][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.283769][ T32] r4:82ac11e4 [ 1330.283818][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.283924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.283976][ T32] r4:e0635dc0 [ 1330.284017][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.284113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.284184][ T32] r4:00000000 [ 1330.284245][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.284359][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.284413][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.284514][ T32] r5:00001000 r4:e01b1000 [ 1330.284564][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.284657][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.284756][ T32] r5:8436438c r4:84364000 [ 1330.284807][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.284922][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.284999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.285108][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.285180][ T32] r4:84be5080 [ 1330.285236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.285347][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.285409][ T32] r4:00000001 [ 1330.285528][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.290660][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.290757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.290857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.290942][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.291028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.291085][ T32] r4:84be4100 [ 1330.291140][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.291224][ T32] INFO: task kworker/0:124:3967 blocked for more than 456 seconds. [ 1330.291299][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.291355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.291447][ T32] task:kworker/0:124 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.291577][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.291697][ T32] Call trace: [ 1330.291773][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.291899][ T32] r10:829188dc r9:e08add84 r8:00000002 r7:60000013 r6:e08add8c r5:85038000 [ 1330.291973][ T32] r4:85038000 [ 1330.292029][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.292125][ T32] r5:85038000 r4:829188d8 [ 1330.292191][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.292290][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.292399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08ade08 [ 1330.292453][ T32] r4:00000000 [ 1330.292503][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.292593][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.292685][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.292786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a786c0 [ 1330.292841][ T32] r4:00000000 [ 1330.292898][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.293009][ T32] r9:83018005 r8:85038000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1330.293061][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.293178][ T32] r5:00001000 r4:dfcb5000 [ 1330.293233][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.293339][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.293462][ T32] r5:84bd238c r4:84bd2000 [ 1330.293527][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.293637][ T32] r7:dddced80 r6:83018000 r5:84bd238c r4:84bd9c00 [ 1330.293712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.293818][ T32] r10:61c88647 r9:85038000 r8:84bd9c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.293869][ T32] r4:84bd9c00 [ 1330.293925][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.294023][ T32] r10:00000000 r9:84bd9c00 r8:8027f5e8 r7:e08a9e60 r6:84bd9c80 r5:85038000 [ 1330.294077][ T32] r4:00000001 [ 1330.294148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.294239][ T32] Exception stack(0xe08adfb0 to 0xe08adff8) [ 1330.294315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.294380][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.294447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.294516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.294593][ T32] r4:84a78340 [ 1330.295584][ T32] INFO: task kworker/0:124:3967 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.316291][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.316485][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.316620][ T32] Call trace: [ 1330.316700][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.316824][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.316916][ T32] r4:00000000 [ 1330.316989][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.317093][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.317167][ T32] 5d20: b39cb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.317240][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.317301][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.317359][ T32] r5:80070013 r4:80239bb0 [ 1330.317408][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.317504][ T32] r4:82ac11e4 [ 1330.317554][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.317678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.317813][ T32] r4:e0635dc0 [ 1330.317886][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.317997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.318054][ T32] r4:00000000 [ 1330.318123][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.318257][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.318335][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.318445][ T32] r5:00001000 r4:e01b1000 [ 1330.318512][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.318625][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.318725][ T32] r5:8436438c r4:84364000 [ 1330.318775][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.318895][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.318947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.319053][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.319107][ T32] r4:84be5080 [ 1330.319154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.319260][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.319312][ T32] r4:00000001 [ 1330.319359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.319439][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.319522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.319594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.319671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.319740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.319792][ T32] r4:84be4100 [ 1330.319845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.319920][ T32] INFO: task kworker/0:125:3971 blocked for more than 456 seconds. [ 1330.319993][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.320072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.320142][ T32] task:kworker/0:125 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.320285][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.320383][ T32] Call trace: [ 1330.320513][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.320636][ T32] r10:829188dc r9:e08b5d84 r8:00000002 r7:60000113 r6:e08b5d8c r5:8503a400 [ 1330.320705][ T32] r4:8503a400 [ 1330.320754][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.320849][ T32] r5:8503a400 r4:829188d8 [ 1330.320907][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.320997][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.321103][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b5e08 [ 1330.321157][ T32] r4:00000000 [ 1330.321205][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.321292][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.321375][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.321494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a789c0 [ 1330.321559][ T32] r4:00000000 [ 1330.321607][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.321732][ T32] r9:83018005 r8:8503a400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1330.321784][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.321889][ T32] r5:00001000 r4:dfddf000 [ 1330.321937][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.322025][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.322119][ T32] r5:84bd2b8c r4:84bd2800 [ 1330.322167][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.322267][ T32] r7:dddced80 r6:83018000 r5:84bd2b8c r4:84bd9d00 [ 1330.322319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.322426][ T32] r10:61c88647 r9:8503a400 r8:84bd9d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.322478][ T32] r4:84bd9d00 [ 1330.322525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.322627][ T32] r10:00000000 r9:84bd9d00 r8:8027f5e8 r7:e08a9e60 r6:84bd9d80 r5:8503a400 [ 1330.322684][ T32] r4:00000001 [ 1330.322753][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.322854][ T32] Exception stack(0xe08b5fb0 to 0xe08b5ff8) [ 1330.322925][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.322993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.323071][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.323201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.323268][ T32] r4:84a787c0 [ 1330.324131][ T32] INFO: task kworker/0:125:3971 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.324234][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.324405][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.324502][ T32] Call trace: [ 1330.324577][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.324692][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.324751][ T32] r4:00000000 [ 1330.324800][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.324903][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.324977][ T32] 5d20: b39cb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.325047][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.325117][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.325193][ T32] r5:80070013 r4:80239bb0 [ 1330.325263][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.325383][ T32] r4:82ac11e4 [ 1330.325437][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.350740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.350834][ T32] r4:e0635dc0 [ 1330.350898][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.351042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.351101][ T32] r4:00000000 [ 1330.351151][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.351264][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.351318][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.351448][ T32] r5:00001000 r4:e01b1000 [ 1330.351499][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.351608][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.351716][ T32] r5:8436438c r4:84364000 [ 1330.351768][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.351887][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.351965][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.352083][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.352140][ T32] r4:84be5080 [ 1330.352189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.352299][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.352357][ T32] r4:00000001 [ 1330.352408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.352496][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.352569][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.352639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.352704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.352831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.352928][ T32] r4:84be4100 [ 1330.353000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.353069][ T32] INFO: task kworker/0:126:3973 blocked for more than 456 seconds. [ 1330.353143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.353201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.353256][ T32] task:kworker/0:126 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.353399][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.353517][ T32] Call trace: [ 1330.353597][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.353734][ T32] r10:829188dc r9:e08b9d84 r8:00000002 r7:60000013 r6:e08b9d8c r5:8503b000 [ 1330.353828][ T32] r4:8503b000 [ 1330.353886][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.354007][ T32] r5:8503b000 r4:829188d8 [ 1330.354064][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.354178][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.354317][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08b9e08 [ 1330.354378][ T32] r4:00000000 [ 1330.354425][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.354567][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.354665][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.354768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a78d80 [ 1330.354823][ T32] r4:00000000 [ 1330.354882][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.354985][ T32] r9:83018005 r8:8503b000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1330.355036][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.355131][ T32] r5:00001000 r4:dff91000 [ 1330.355178][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.355266][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.355363][ T32] r5:84bd338c r4:84bd3000 [ 1330.355411][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.366437][ T32] r7:dddced80 r6:83018000 r5:84bd338c r4:84bd9e00 [ 1330.366573][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.366719][ T32] r10:61c88647 r9:8503b000 r8:84bd9e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.366778][ T32] r4:84bd9e00 [ 1330.366826][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.366946][ T32] r10:00000000 r9:84bd9e00 r8:8027f5e8 r7:e08b5e60 r6:84bd9e80 r5:8503b000 [ 1330.367010][ T32] r4:00000001 [ 1330.367061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.367147][ T32] Exception stack(0xe08b9fb0 to 0xe08b9ff8) [ 1330.367217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.367299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.367361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.367428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.367481][ T32] r4:84a78980 [ 1330.368422][ T32] INFO: task kworker/0:126:3973 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.368515][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.368668][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.368860][ T32] Call trace: [ 1330.368950][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.369067][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.369122][ T32] r4:00000000 [ 1330.369167][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.369256][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.369324][ T32] 5d20: b3cf1000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.369396][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.369475][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.369568][ T32] r5:80070013 r4:80239bb0 [ 1330.369642][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.369773][ T32] r4:82ac11e4 [ 1330.369843][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.369976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.370034][ T32] r4:e0635dc0 [ 1330.370084][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.370182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.370232][ T32] r4:00000000 [ 1330.370279][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.370384][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.370442][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.370539][ T32] r5:00001000 r4:e01b1000 [ 1330.370591][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.370682][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.370791][ T32] r5:8436438c r4:84364000 [ 1330.370854][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.370963][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.371026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.371132][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.371187][ T32] r4:84be5080 [ 1330.371244][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.371373][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.371495][ T32] r4:00000001 [ 1330.371557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.371658][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.371722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.371788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.371859][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.371956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.372013][ T32] r4:84be4100 [ 1330.372065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.372128][ T32] INFO: task kworker/0:127:3975 blocked for more than 456 seconds. [ 1330.372201][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.372263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.372324][ T32] task:kworker/0:127 state:D stack:0 pid:3975 tgid:3975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.372426][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.372516][ T32] Call trace: [ 1330.372584][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.372692][ T32] r10:829188dc r9:e08bdd84 r8:00000002 r7:60000013 r6:e08bdd8c r5:8503bc00 [ 1330.372767][ T32] r4:8503bc00 [ 1330.372819][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.372922][ T32] r5:8503bc00 r4:829188d8 [ 1330.372971][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.373061][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.373168][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08bde08 [ 1330.373233][ T32] r4:00000000 [ 1330.373279][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.373366][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.373455][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.373555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a78b80 [ 1330.373622][ T32] r4:00000000 [ 1330.373699][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.373802][ T32] r9:83018005 r8:8503bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1330.373868][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.373967][ T32] r5:00001000 r4:dff75000 [ 1330.374011][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.374105][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.374223][ T32] r5:84bd2f8c r4:84bd2c00 [ 1330.374304][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.374406][ T32] r7:dddced80 r6:83018000 r5:84bd2f8c r4:84bd9f00 [ 1330.374454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.374578][ T32] r10:61c88647 r9:8503bc00 r8:84bd9f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.374637][ T32] r4:84bd9f00 [ 1330.374685][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.374787][ T32] r10:00000000 r9:84bd9f00 r8:8027f5e8 r7:e08b9e60 r6:84bd9f80 r5:8503bc00 [ 1330.374842][ T32] r4:00000001 [ 1330.374901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.375035][ T32] Exception stack(0xe08bdfb0 to 0xe08bdff8) [ 1330.375112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.375210][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.375293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.375383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.375447][ T32] r4:84a78b40 [ 1330.403415][ T32] INFO: task kworker/0:127:3975 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.403614][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.403815][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.404000][ T32] Call trace: [ 1330.404074][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.404191][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.404248][ T32] r4:00000000 [ 1330.404296][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.404384][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.404454][ T32] 5d20: b3f8e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.404555][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.404638][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.404713][ T32] r5:80070013 r4:80239bb0 [ 1330.404761][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.404854][ T32] r4:82ac11e4 [ 1330.404911][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.405011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.405062][ T32] r4:e0635dc0 [ 1330.405123][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.405224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.405275][ T32] r4:00000000 [ 1330.405321][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.405441][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.405539][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.423848][ T32] r5:00001000 r4:e01b1000 [ 1330.423931][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.424061][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.424163][ T32] r5:8436438c r4:84364000 [ 1330.424216][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.424327][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.424394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.424500][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.424551][ T32] r4:84be5080 [ 1330.424595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.424703][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.424755][ T32] r4:00000001 [ 1330.424804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.424904][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.424974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.425077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.425148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.425217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.425271][ T32] r4:84be4100 [ 1330.425326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.425409][ T32] INFO: task kworker/0:128:3977 blocked for more than 456 seconds. [ 1330.430061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.430187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.430244][ T32] task:kworker/0:128 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.430415][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.430572][ T32] Call trace: [ 1330.430680][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.430801][ T32] r10:829188dc r9:e08c1d84 r8:00000002 r7:60000013 r6:e08c1d8c r5:8503c800 [ 1330.430859][ T32] r4:8503c800 [ 1330.430916][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.431035][ T32] r5:8503c800 r4:829188d8 [ 1330.431092][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.431181][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.431286][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c1e08 [ 1330.431339][ T32] r4:00000000 [ 1330.431387][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.431499][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.431591][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.431698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7f40 [ 1330.431754][ T32] r4:00000000 [ 1330.431801][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.431915][ T32] r9:83018005 r8:8503c800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1330.431967][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.432062][ T32] r5:00001000 r4:dffef000 [ 1330.432112][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.432207][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.432305][ T32] r5:84bd378c r4:84bd3400 [ 1330.432384][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.432500][ T32] r7:dddced80 r6:83018000 r5:84bd378c r4:84a7b000 [ 1330.432551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.432656][ T32] r10:61c88647 r9:8503c800 r8:84a7b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.432715][ T32] r4:84a7b000 [ 1330.432826][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.432946][ T32] r10:00000000 r9:84a7b000 r8:8027f5e8 r7:e08b9e60 r6:84a7b080 r5:8503c800 [ 1330.433003][ T32] r4:00000001 [ 1330.433053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.433154][ T32] Exception stack(0xe08c1fb0 to 0xe08c1ff8) [ 1330.433224][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.433313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.433407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.433479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.433536][ T32] r4:84a78d40 [ 1330.434515][ T32] INFO: task kworker/0:128:3977 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.434601][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.434773][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.434897][ T32] Call trace: [ 1330.434972][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.435085][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.435140][ T32] r4:00000000 [ 1330.435188][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.435293][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.435376][ T32] 5d20: b426f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.435478][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.449079][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.449223][ T32] r5:80070013 r4:80239bb0 [ 1330.449280][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.449403][ T32] r4:82ac11e4 [ 1330.449454][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.449589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.449676][ T32] r4:e0635dc0 [ 1330.449741][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.449884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.449955][ T32] r4:00000000 [ 1330.450005][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.450112][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.450164][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.450264][ T32] r5:00001000 r4:e01b1000 [ 1330.450314][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.450402][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.450497][ T32] r5:8436438c r4:84364000 [ 1330.450545][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.450650][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.450702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.450810][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.450864][ T32] r4:84be5080 [ 1330.450920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.451032][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.451102][ T32] r4:00000001 [ 1330.451156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.451243][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.451308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.451375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.451463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.451549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.451621][ T32] r4:84be4100 [ 1330.451681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.451748][ T32] INFO: task kworker/1:305:3979 blocked for more than 456 seconds. [ 1330.451820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.451923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.451981][ T32] task:kworker/1:305 state:D stack:0 pid:3979 tgid:3979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.452125][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.452245][ T32] Call trace: [ 1330.452329][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.452442][ T32] r10:829188dc r9:e01b9d84 r8:00000002 r7:60000113 r6:e01b9d8c r5:8507a400 [ 1330.452492][ T32] r4:8507a400 [ 1330.452548][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.452646][ T32] r5:8507a400 r4:829188d8 [ 1330.452689][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.452810][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.452941][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e01b9e08 [ 1330.453050][ T32] r4:00000000 [ 1330.453111][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.453203][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.453301][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.453426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bac80 [ 1330.453485][ T32] r4:00000000 [ 1330.453537][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.453667][ T32] r9:83018205 r8:8507a400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1330.453723][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.453820][ T32] r5:00001000 r4:e0005000 [ 1330.453867][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.453963][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.454060][ T32] r5:8505ab8c r4:8505a800 [ 1330.454108][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.454212][ T32] r7:ddde2d80 r6:83018200 r5:8505ab8c r4:84bf3e80 [ 1330.454275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.454382][ T32] r10:61c88647 r9:8507a400 r8:84bf3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.454438][ T32] r4:84bf3e80 [ 1330.454483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.454580][ T32] r10:00000000 r9:84bf3e80 r8:8027f5e8 r7:e06a9e60 r6:84bf3f00 r5:8507a400 [ 1330.454628][ T32] r4:00000001 [ 1330.454670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.454750][ T32] Exception stack(0xe01b9fb0 to 0xe01b9ff8) [ 1330.454812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.454889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.454957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.455030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.455085][ T32] r4:848c98c0 [ 1330.476602][ T32] INFO: task kworker/1:305:3979 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.476772][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.476963][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.477118][ T32] Call trace: [ 1330.477259][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.477389][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.477445][ T32] r4:00000000 [ 1330.477508][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.477605][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.477708][ T32] 5d20: b45af000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.477784][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.477848][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.477937][ T32] r5:80070013 r4:80239bb0 [ 1330.477994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.478092][ T32] r4:82ac11e4 [ 1330.478142][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.478294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.478364][ T32] r4:e0635dc0 [ 1330.478414][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.478517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.478588][ T32] r4:00000000 [ 1330.478639][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.478770][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.478836][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.478949][ T32] r5:00001000 r4:e01b1000 [ 1330.479019][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.479118][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.479266][ T32] r5:8436438c r4:84364000 [ 1330.479328][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.479440][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.479493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.479599][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.479659][ T32] r4:84be5080 [ 1330.479727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.479847][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.479923][ T32] r4:00000001 [ 1330.479973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.480073][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.480154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.480222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.480305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.480405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.480477][ T32] r4:84be4100 [ 1330.480537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.480647][ T32] INFO: task kworker/1:306:3980 blocked for more than 456 seconds. [ 1330.480729][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.480789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.480839][ T32] task:kworker/1:306 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.480947][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.481037][ T32] Call trace: [ 1330.481167][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.481285][ T32] r10:829188dc r9:e08a5d84 r8:00000002 r7:60000113 r6:e08a5d8c r5:8507d400 [ 1330.481373][ T32] r4:8507d400 [ 1330.481428][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.481537][ T32] r5:8507d400 r4:829188d8 [ 1330.481684][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.481796][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.481913][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08a5e08 [ 1330.481967][ T32] r4:00000000 [ 1330.482018][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.482106][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.482202][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.482299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c92c0 [ 1330.482351][ T32] r4:00000000 [ 1330.482397][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.482499][ T32] r9:83018205 r8:8507d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.482550][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.482649][ T32] r5:00001000 r4:e00ad000 [ 1330.482692][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.482806][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.482911][ T32] r5:8505878c r4:85058400 [ 1330.482958][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.483059][ T32] r7:ddde2d80 r6:83018200 r5:8505878c r4:84bf3f80 [ 1330.483133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.483282][ T32] r10:61c88647 r9:8507d400 r8:84bf3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.483341][ T32] r4:84bf3f80 [ 1330.483399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.483510][ T32] r10:00000000 r9:84bf3f80 r8:8027f5e8 r7:e01b9e60 r6:84bf3c80 r5:8507d400 [ 1330.483570][ T32] r4:00000001 [ 1330.483623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.483711][ T32] Exception stack(0xe08a5fb0 to 0xe08a5ff8) [ 1330.483773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.483837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.483948][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.484029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.484088][ T32] r4:848c98c0 [ 1330.484823][ T32] INFO: task kworker/1:306:3980 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.484912][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.485046][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.485164][ T32] Call trace: [ 1330.485234][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.485369][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.485441][ T32] r4:00000000 [ 1330.509207][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.509360][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.509439][ T32] 5d20: b487c000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.509520][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.509620][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.509716][ T32] r5:80070013 r4:80239bb0 [ 1330.509770][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.509882][ T32] r4:82ac11e4 [ 1330.509936][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.510039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.510094][ T32] r4:e0635dc0 [ 1330.510152][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.510270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.510331][ T32] r4:00000000 [ 1330.510378][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.510485][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.510537][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.510638][ T32] r5:00001000 r4:e01b1000 [ 1330.510687][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.510777][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.510918][ T32] r5:8436438c r4:84364000 [ 1330.510970][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.511083][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.511138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.511244][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.511298][ T32] r4:84be5080 [ 1330.511360][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.511506][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.511565][ T32] r4:00000001 [ 1330.511613][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.511698][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.511760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.511828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.511899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.511983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.512051][ T32] r4:84be4100 [ 1330.512118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.512189][ T32] INFO: task kworker/0:129:3982 blocked for more than 457 seconds. [ 1330.512273][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.512329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.512379][ T32] task:kworker/0:129 state:D stack:0 pid:3982 tgid:3982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.512536][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.512661][ T32] Call trace: [ 1330.512758][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.512867][ T32] r10:829188dc r9:e08c9d84 r8:00000002 r7:60000013 r6:e08c9d8c r5:8507e000 [ 1330.512931][ T32] r4:8507e000 [ 1330.513003][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.513104][ T32] r5:8507e000 r4:829188d8 [ 1330.513224][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.513327][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.513498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c9e08 [ 1330.513574][ T32] r4:00000000 [ 1330.513643][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.513758][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.513846][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.513964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3040 [ 1330.514025][ T32] r4:00000000 [ 1330.514075][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.514185][ T32] r9:83018005 r8:8507e000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1330.514251][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.514359][ T32] r5:00001000 r4:e001b000 [ 1330.514418][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.514507][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.514600][ T32] r5:84bd3b8c r4:84bd3800 [ 1330.514673][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.514786][ T32] r7:dddced80 r6:83018000 r5:84bd3b8c r4:84a7b100 [ 1330.514868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.514993][ T32] r10:61c88647 r9:8507e000 r8:84a7b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.515049][ T32] r4:84a7b100 [ 1330.515092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.515192][ T32] r10:00000000 r9:84a7b100 r8:8027f5e8 r7:e08c1e60 r6:84bf3680 r5:8507e000 [ 1330.515246][ T32] r4:00000001 [ 1330.515314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.515403][ T32] Exception stack(0xe08c9fb0 to 0xe08c9ff8) [ 1330.539058][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.539211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.539279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.539357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.539414][ T32] r4:84a78f40 [ 1330.540353][ T32] INFO: task kworker/0:129:3982 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.540430][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.540631][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.540763][ T32] Call trace: [ 1330.540839][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.540985][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.541046][ T32] r4:00000000 [ 1330.541108][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.541205][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.541275][ T32] 5d20: b4ae3000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.541344][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.541452][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.541522][ T32] r5:80070013 r4:80239bb0 [ 1330.541571][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.541692][ T32] r4:82ac11e4 [ 1330.541744][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.541846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.541907][ T32] r4:e0635dc0 [ 1330.541971][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.542078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.542133][ T32] r4:00000000 [ 1330.542195][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.542314][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.542368][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.542463][ T32] r5:00001000 r4:e01b1000 [ 1330.542523][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.542614][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.542712][ T32] r5:8436438c r4:84364000 [ 1330.542761][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.542866][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.542924][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.543031][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.543083][ T32] r4:84be5080 [ 1330.543129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.543235][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.543289][ T32] r4:00000001 [ 1330.543338][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.543442][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.543524][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.543601][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.543670][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.543756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.543812][ T32] r4:84be4100 [ 1330.543862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.543948][ T32] INFO: task kworker/0:130:3985 blocked for more than 457 seconds. [ 1330.544023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.544082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.544133][ T32] task:kworker/0:130 state:D stack:0 pid:3985 tgid:3985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.544233][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.544325][ T32] Call trace: [ 1330.544398][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.544506][ T32] r10:829188dc r9:e08d5d84 r8:00000002 r7:60000013 r6:e08d5d8c r5:85078c00 [ 1330.544562][ T32] r4:85078c00 [ 1330.544611][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.544704][ T32] r5:85078c00 r4:829188d8 [ 1330.544750][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.544839][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.544963][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08d5e08 [ 1330.545039][ T32] r4:00000000 [ 1330.545089][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.545179][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.545261][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.545359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3140 [ 1330.545429][ T32] r4:00000000 [ 1330.545535][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.563650][ T32] r9:83018005 r8:85078c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1330.563750][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.563895][ T32] r5:00001000 r4:e0035000 [ 1330.563967][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.564070][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.564168][ T32] r5:84bd3f8c r4:84bd3c00 [ 1330.564220][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.564328][ T32] r7:dddced80 r6:83018000 r5:84bd3f8c r4:84a7b180 [ 1330.564380][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.564488][ T32] r10:61c88647 r9:85078c00 r8:84a7b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.564544][ T32] r4:84a7b180 [ 1330.564612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.564729][ T32] r10:00000000 r9:84a7b180 r8:8027f5e8 r7:e08c9e60 r6:84bf3700 r5:85078c00 [ 1330.564793][ T32] r4:00000001 [ 1330.564845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.564943][ T32] Exception stack(0xe08d5fb0 to 0xe08d5ff8) [ 1330.565017][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.565089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.565155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.565232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.565288][ T32] r4:83fe3280 [ 1330.581114][ T32] INFO: task kworker/0:130:3985 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.581275][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.581426][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.581550][ T32] Call trace: [ 1330.581626][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.581780][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.581839][ T32] r4:00000000 [ 1330.581896][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.581990][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.582059][ T32] 5d20: b4eeb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.582134][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.582196][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.582253][ T32] r5:80070013 r4:80239bb0 [ 1330.582301][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.582395][ T32] r4:82ac11e4 [ 1330.582443][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.582543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.582597][ T32] r4:e0635dc0 [ 1330.582670][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.582778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.582831][ T32] r4:00000000 [ 1330.582888][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.583012][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.583070][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.583169][ T32] r5:00001000 r4:e01b1000 [ 1330.583217][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.583309][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.583404][ T32] r5:8436438c r4:84364000 [ 1330.583469][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.583580][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.583635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.583746][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.583802][ T32] r4:84be5080 [ 1330.583851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.583958][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.584007][ T32] r4:00000001 [ 1330.584056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.584138][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.584202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.584268][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.584339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.584413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.584472][ T32] r4:84be4100 [ 1330.584522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.584595][ T32] INFO: task kworker/0:131:3986 blocked for more than 457 seconds. [ 1330.584665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.584720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.584772][ T32] task:kworker/0:131 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.584943][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.585037][ T32] Call trace: [ 1330.585106][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.585212][ T32] r10:829188dc r9:e08d9d84 r8:00000002 r7:60000013 r6:e08d9d8c r5:8507ec00 [ 1330.585266][ T32] r4:8507ec00 [ 1330.585314][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.585428][ T32] r5:8507ec00 r4:829188d8 [ 1330.585509][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.596443][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.596602][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08d9e08 [ 1330.596664][ T32] r4:00000000 [ 1330.596718][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.596812][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.596924][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.597040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe32c0 [ 1330.597099][ T32] r4:00000000 [ 1330.597150][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.597265][ T32] r9:83018005 r8:8507ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1330.597322][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.597430][ T32] r5:00001000 r4:e0065000 [ 1330.597484][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.597579][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.597714][ T32] r5:850b038c r4:850b0000 [ 1330.597769][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.597911][ T32] r7:dddced80 r6:83018000 r5:850b038c r4:84a7b200 [ 1330.597999][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.598120][ T32] r10:61c88647 r9:8507ec00 r8:84a7b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.598178][ T32] r4:84a7b200 [ 1330.598229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.598345][ T32] r10:00000000 r9:84a7b200 r8:8027f5e8 r7:e08d5e60 r6:84bf3780 r5:8507ec00 [ 1330.598403][ T32] r4:00000001 [ 1330.598452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.598543][ T32] Exception stack(0xe08d9fb0 to 0xe08d9ff8) [ 1330.598615][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.598690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.598760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.598835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.598904][ T32] r4:83fe3100 [ 1330.599832][ T32] INFO: task kworker/0:131:3986 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.599929][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.600077][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.600188][ T32] Call trace: [ 1330.600264][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.600402][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.600478][ T32] r4:00000000 [ 1330.600531][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.600666][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.600755][ T32] 5d20: b4eeb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.600831][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.600909][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.600973][ T32] r5:80070013 r4:80239bb0 [ 1330.601025][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.601127][ T32] r4:82ac11e4 [ 1330.601181][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.601284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.601343][ T32] r4:e0635dc0 [ 1330.601398][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.601506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.601559][ T32] r4:00000000 [ 1330.601607][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.601745][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.601834][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.601955][ T32] r5:00001000 r4:e01b1000 [ 1330.602006][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.602104][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.602208][ T32] r5:8436438c r4:84364000 [ 1330.602259][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.602368][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.602425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.602536][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.602595][ T32] r4:84be5080 [ 1330.602660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.602773][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.602830][ T32] r4:00000001 [ 1330.602890][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.602985][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.603068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.603141][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.603209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.603281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.603355][ T32] r4:84be4100 [ 1330.603416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.603473][ T32] INFO: task kworker/0:132:3988 blocked for more than 457 seconds. [ 1330.603550][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.603632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.603685][ T32] task:kworker/0:132 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.603789][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.603902][ T32] Call trace: [ 1330.603979][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.604091][ T32] r10:829188dc r9:e08e1d84 r8:00000002 r7:60000013 r6:e08e1d8c r5:84b95400 [ 1330.604147][ T32] r4:84b95400 [ 1330.604197][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.604294][ T32] r5:84b95400 r4:829188d8 [ 1330.604342][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.604438][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.604577][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08e1e08 [ 1330.604638][ T32] r4:00000000 [ 1330.604690][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.604783][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.604870][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.604984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3580 [ 1330.605040][ T32] r4:00000000 [ 1330.605091][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.605196][ T32] r9:83018005 r8:84b95400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1330.605249][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.605347][ T32] r5:00001000 r4:e0197000 [ 1330.605401][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.627529][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.627759][ T32] r5:850b0b8c r4:850b0800 [ 1330.627814][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.627940][ T32] r7:dddced80 r6:83018000 r5:850b0b8c r4:84a7b280 [ 1330.628020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.628139][ T32] r10:61c88647 r9:84b95400 r8:84a7b2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.628199][ T32] r4:84a7b280 [ 1330.628273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.628405][ T32] r10:00000000 r9:84a7b280 r8:8027f5e8 r7:e08d9e60 r6:84bf3880 r5:84b95400 [ 1330.628480][ T32] r4:00000001 [ 1330.628533][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.628623][ T32] Exception stack(0xe08e1fb0 to 0xe08e1ff8) [ 1330.628721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.628801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.628881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.628963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.629056][ T32] r4:83fe3500 [ 1330.630029][ T32] INFO: task kworker/0:132:3988 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.630118][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.630292][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.630458][ T32] Call trace: [ 1330.630549][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.630666][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.630738][ T32] r4:00000000 [ 1330.630792][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.630901][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.630978][ T32] 5d20: b5204000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.631053][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.631116][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.631174][ T32] r5:80070013 r4:80239bb0 [ 1330.631223][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.631318][ T32] r4:82ac11e4 [ 1330.631386][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.631511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.631569][ T32] r4:e0635dc0 [ 1330.631616][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.631719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.631773][ T32] r4:00000000 [ 1330.631823][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.631938][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.631990][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.632086][ T32] r5:00001000 r4:e01b1000 [ 1330.632133][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.632222][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.632319][ T32] r5:8436438c r4:84364000 [ 1330.632368][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.632490][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.632555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.632659][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.632712][ T32] r4:84be5080 [ 1330.632775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.632894][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.632952][ T32] r4:00000001 [ 1330.633001][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.633084][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.633153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.633247][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.633336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.633409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.633478][ T32] r4:84be4100 [ 1330.633546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.633616][ T32] INFO: task kworker/0:133:3990 blocked for more than 457 seconds. [ 1330.633726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.633801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.633865][ T32] task:kworker/0:133 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.633999][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.634097][ T32] Call trace: [ 1330.634187][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.634314][ T32] r10:829188dc r9:e08e9d84 r8:00000002 r7:60000113 r6:e08e9d8c r5:85080000 [ 1330.634421][ T32] r4:85080000 [ 1330.634480][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.634578][ T32] r5:85080000 r4:829188d8 [ 1330.634628][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.634723][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.634828][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08e9e08 [ 1330.634895][ T32] r4:00000000 [ 1330.634947][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.635040][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.635130][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.635251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe33c0 [ 1330.635313][ T32] r4:00000000 [ 1330.635375][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.635520][ T32] r9:83018005 r8:85080000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1330.663275][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.663450][ T32] r5:00001000 r4:e0085000 [ 1330.663508][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.663600][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.663696][ T32] r5:850b078c r4:850b0400 [ 1330.663744][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.663866][ T32] r7:dddced80 r6:83018000 r5:850b078c r4:84a7b300 [ 1330.663948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.664078][ T32] r10:61c88647 r9:85080000 r8:84a7b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.664137][ T32] r4:84a7b300 [ 1330.664187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.664293][ T32] r10:00000000 r9:84a7b300 r8:8027f5e8 r7:e08e1e60 r6:84bf3900 r5:85080000 [ 1330.664361][ T32] r4:00000001 [ 1330.664412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.664507][ T32] Exception stack(0xe08e9fb0 to 0xe08e9ff8) [ 1330.664582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.664650][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.664716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.664783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.664835][ T32] r4:83fe3500 [ 1330.670668][ T32] INFO: task kworker/0:133:3990 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.670812][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.670983][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.671127][ T32] Call trace: [ 1330.671238][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.671371][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.671461][ T32] r4:00000000 [ 1330.671532][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.671645][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.671723][ T32] 5d20: b557c000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.671821][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.671899][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.671961][ T32] r5:80070013 r4:80239bb0 [ 1330.672026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.672127][ T32] r4:82ac11e4 [ 1330.672189][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.672322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.672392][ T32] r4:e0635dc0 [ 1330.672441][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.672540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.672607][ T32] r4:00000000 [ 1330.672664][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.672791][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.672847][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.672950][ T32] r5:00001000 r4:e01b1000 [ 1330.672998][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.673088][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.673191][ T32] r5:8436438c r4:84364000 [ 1330.673240][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.673347][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.673397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.673517][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.673577][ T32] r4:84be5080 [ 1330.673644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.673769][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.673821][ T32] r4:00000001 [ 1330.673868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.673960][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.674023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.674115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.674188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.674265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.674338][ T32] r4:84be4100 [ 1330.674387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.674464][ T32] INFO: task kworker/0:134:3992 blocked for more than 457 seconds. [ 1330.674551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.674637][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.674696][ T32] task:kworker/0:134 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.674800][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.674904][ T32] Call trace: [ 1330.675002][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.675113][ T32] r10:829188dc r9:e08edd84 r8:00000002 r7:60000113 r6:e08edd8c r5:85081800 [ 1330.675188][ T32] r4:85081800 [ 1330.675242][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.675335][ T32] r5:85081800 r4:829188d8 [ 1330.675382][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.675472][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.693927][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08ede08 [ 1330.694013][ T32] r4:00000000 [ 1330.694081][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.694196][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.694281][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.694383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe38c0 [ 1330.694441][ T32] r4:00000000 [ 1330.694514][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.694631][ T32] r9:83018005 r8:85081800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1330.694685][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.694787][ T32] r5:00001000 r4:e01c9000 [ 1330.694835][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.694937][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.695046][ T32] r5:850b178c r4:850b1400 [ 1330.695097][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.695202][ T32] r7:dddced80 r6:83018000 r5:850b178c r4:84a7b380 [ 1330.695252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.695379][ T32] r10:61c88647 r9:85081800 r8:84a7b3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.695483][ T32] r4:84a7b380 [ 1330.699936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.700082][ T32] r10:00000000 r9:84a7b380 r8:8027f5e8 r7:e08e1e60 r6:84bf3980 r5:85081800 [ 1330.700141][ T32] r4:00000001 [ 1330.700190][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.700276][ T32] Exception stack(0xe08edfb0 to 0xe08edff8) [ 1330.700345][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.700418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.700481][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.700577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.700638][ T32] r4:83fe3340 [ 1330.701573][ T32] INFO: task kworker/0:134:3992 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.701683][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.701914][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.702022][ T32] Call trace: [ 1330.702094][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.702206][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.702260][ T32] r4:00000000 [ 1330.702305][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.702403][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.702472][ T32] 5d20: b5790000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.702542][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.702602][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.702662][ T32] r5:80070013 r4:80239bb0 [ 1330.702710][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.702803][ T32] r4:82ac11e4 [ 1330.702869][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.702993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.703045][ T32] r4:e0635dc0 [ 1330.703093][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.703206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.703264][ T32] r4:00000000 [ 1330.703325][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.703437][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.703491][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.703615][ T32] r5:00001000 r4:e01b1000 [ 1330.703669][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.703758][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.703854][ T32] r5:8436438c r4:84364000 [ 1330.703914][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.704021][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.704099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.704211][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.704265][ T32] r4:84be5080 [ 1330.704308][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.704421][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.704479][ T32] r4:00000001 [ 1330.704528][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.704609][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.704671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.704737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.704839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.704953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.705035][ T32] r4:84be4100 [ 1330.705090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.705164][ T32] INFO: task kworker/0:135:3994 blocked for more than 457 seconds. [ 1330.705237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.705296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.705344][ T32] task:kworker/0:135 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.723735][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.723962][ T32] Call trace: [ 1330.724043][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.724169][ T32] r10:829188dc r9:e08f5d84 r8:00000002 r7:60000113 r6:e08f5d8c r5:85080c00 [ 1330.724231][ T32] r4:85080c00 [ 1330.724282][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.724380][ T32] r5:85080c00 r4:829188d8 [ 1330.724431][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.724546][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.724658][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f5e08 [ 1330.724712][ T32] r4:00000000 [ 1330.724763][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.724864][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.724974][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.725114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3640 [ 1330.725183][ T32] r4:00000000 [ 1330.725238][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.725352][ T32] r9:83018005 r8:85080c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1330.725414][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.736211][ T32] r5:00001000 r4:e01a7000 [ 1330.736303][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.736430][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.736530][ T32] r5:850b0f8c r4:850b0c00 [ 1330.736577][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.736685][ T32] r7:dddced80 r6:83018000 r5:850b0f8c r4:84a7b400 [ 1330.736736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.736840][ T32] r10:61c88647 r9:85080c00 r8:84a7b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.736903][ T32] r4:84a7b400 [ 1330.736951][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.737057][ T32] r10:00000000 r9:84a7b400 r8:8027f5e8 r7:e08ede60 r6:84bf3800 r5:85080c00 [ 1330.737126][ T32] r4:00000001 [ 1330.737191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.737276][ T32] Exception stack(0xe08f5fb0 to 0xe08f5ff8) [ 1330.737355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.737424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.737487][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.737583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.737643][ T32] r4:83fe3740 [ 1330.738530][ T32] INFO: task kworker/0:135:3994 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.738613][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.738756][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.738938][ T32] Call trace: [ 1330.739014][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.739118][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.739176][ T32] r4:00000000 [ 1330.739223][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.739327][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.739425][ T32] 5d20: b5ae6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.739490][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.739541][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.739600][ T32] r5:80070013 r4:80239bb0 [ 1330.739656][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.739753][ T32] r4:82ac11e4 [ 1330.739802][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.739910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.739965][ T32] r4:e0635dc0 [ 1330.740011][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.740110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.740163][ T32] r4:00000000 [ 1330.740209][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.740314][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.740407][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.740509][ T32] r5:00001000 r4:e01b1000 [ 1330.740592][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.740712][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.740822][ T32] r5:8436438c r4:84364000 [ 1330.740888][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.740996][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.741046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.741153][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.741205][ T32] r4:84be5080 [ 1330.741252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.741357][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.741420][ T32] r4:00000001 [ 1330.741484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.741570][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.741685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.741777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.741847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.741922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.741974][ T32] r4:84be4100 [ 1330.742025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.742087][ T32] INFO: task kworker/1:307:3995 blocked for more than 457 seconds. [ 1330.742160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.742217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.742264][ T32] task:kworker/1:307 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.742407][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.742497][ T32] Call trace: [ 1330.742564][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.742670][ T32] r10:829188dc r9:e08f9d84 r8:00000002 r7:60000113 r6:e08f9d8c r5:85083000 [ 1330.742724][ T32] r4:85083000 [ 1330.742769][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.742863][ T32] r5:85083000 r4:829188d8 [ 1330.742917][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.743005][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.743106][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08f9e08 [ 1330.743177][ T32] r4:00000000 [ 1330.743239][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.743326][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.743443][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.743549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cee40 [ 1330.743602][ T32] r4:00000000 [ 1330.743654][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.743753][ T32] r9:83018205 r8:85083000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1330.743818][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.743924][ T32] r5:00001000 r4:e097d000 [ 1330.743984][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.744094][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.744239][ T32] r5:85058b8c r4:85058800 [ 1330.744297][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.744401][ T32] r7:ddde2d80 r6:83018200 r5:85058b8c r4:84ab5000 [ 1330.744450][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.744555][ T32] r10:61c88647 r9:85083000 r8:84ab502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.744620][ T32] r4:84ab5000 [ 1330.744669][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.744774][ T32] r10:00000000 r9:84ab5000 r8:8027f5e8 r7:e01b9e60 r6:84ab5080 r5:85083000 [ 1330.744825][ T32] r4:00000001 [ 1330.744871][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.744961][ T32] Exception stack(0xe08f9fb0 to 0xe08f9ff8) [ 1330.745024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.745087][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.745147][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.745215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.745268][ T32] r4:848c9ec0 [ 1330.768877][ T32] INFO: task kworker/1:307:3995 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.769063][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.769217][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.769346][ T32] Call trace: [ 1330.769453][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.769580][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.769638][ T32] r4:00000000 [ 1330.769716][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.769833][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.769919][ T32] 5d20: b5cba000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.769995][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.770080][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.770169][ T32] r5:80070013 r4:80239bb0 [ 1330.770225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.770325][ T32] r4:82ac11e4 [ 1330.770374][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.770475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.770528][ T32] r4:e0635dc0 [ 1330.770577][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.770677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.770727][ T32] r4:00000000 [ 1330.770771][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.770867][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.770917][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.771002][ T32] r5:00001000 r4:e01b1000 [ 1330.771050][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.771142][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.771241][ T32] r5:8436438c r4:84364000 [ 1330.771319][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.771478][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.771543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.771690][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.771759][ T32] r4:84be5080 [ 1330.771807][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.771925][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.771979][ T32] r4:00000001 [ 1330.772042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.772131][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.772197][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.772277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.772345][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.772428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.772497][ T32] r4:84be4100 [ 1330.772568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.772651][ T32] INFO: task kworker/0:136:3997 blocked for more than 457 seconds. [ 1330.772730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.772788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.772839][ T32] task:kworker/0:136 state:D stack:0 pid:3997 tgid:3997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.772978][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.773104][ T32] Call trace: [ 1330.773185][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.773290][ T32] r10:829188dc r9:e0901d84 r8:00000002 r7:60000013 r6:e0901d8c r5:85082400 [ 1330.773369][ T32] r4:85082400 [ 1330.773429][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.773524][ T32] r5:85082400 r4:829188d8 [ 1330.773593][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.773730][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.773847][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0901e08 [ 1330.773906][ T32] r4:00000000 [ 1330.773951][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.774054][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.774156][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.774254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3680 [ 1330.774319][ T32] r4:00000000 [ 1330.774369][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.774484][ T32] r9:83018005 r8:85082400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1330.774545][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.774645][ T32] r5:00001000 r4:e01bb000 [ 1330.774704][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.774805][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.774914][ T32] r5:850b138c r4:850b1000 [ 1330.774965][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.775067][ T32] r7:dddced80 r6:83018000 r5:850b138c r4:84a7b480 [ 1330.775118][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.775224][ T32] r10:61c88647 r9:85082400 r8:84a7b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.775277][ T32] r4:84a7b480 [ 1330.775324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.775426][ T32] r10:00000000 r9:84a7b480 r8:8027f5e8 r7:e08ede60 r6:84ab5100 r5:85082400 [ 1330.796294][ T32] r4:00000001 [ 1330.796424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.796538][ T32] Exception stack(0xe0901fb0 to 0xe0901ff8) [ 1330.796606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.796690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.796759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.796829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.796895][ T32] r4:83fe3940 [ 1330.797857][ T32] INFO: task kworker/0:136:3997 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.797949][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.798141][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.798286][ T32] Call trace: [ 1330.798370][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.798499][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.798554][ T32] r4:00000000 [ 1330.798601][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.798691][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.798761][ T32] 5d20: b5f8a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.798836][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.798906][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.798964][ T32] r5:80070013 r4:80239bb0 [ 1330.799012][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.799107][ T32] r4:82ac11e4 [ 1330.799155][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.799256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.799309][ T32] r4:e0635dc0 [ 1330.799356][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.799454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.799507][ T32] r4:00000000 [ 1330.799555][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.799664][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.799716][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.799811][ T32] r5:00001000 r4:e01b1000 [ 1330.799859][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.799979][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.800121][ T32] r5:8436438c r4:84364000 [ 1330.800179][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.800302][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.800364][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.800471][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.800524][ T32] r4:84be5080 [ 1330.800574][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.800678][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.800730][ T32] r4:00000001 [ 1330.800778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.800860][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.800931][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.801012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.801083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.801152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.801217][ T32] r4:84be4100 [ 1330.801273][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.801369][ T32] INFO: task kworker/0:137:3999 blocked for more than 457 seconds. [ 1330.801464][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.801536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.801586][ T32] task:kworker/0:137 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.801712][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.801830][ T32] Call trace: [ 1330.801912][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.802056][ T32] r10:829188dc r9:e0909d84 r8:00000002 r7:60000013 r6:e0909d8c r5:85083c00 [ 1330.802117][ T32] r4:85083c00 [ 1330.802165][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.802259][ T32] r5:85083c00 r4:829188d8 [ 1330.802308][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.802396][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.802518][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0909e08 [ 1330.802576][ T32] r4:00000000 [ 1330.802624][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.802712][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.802797][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.802922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a78f40 [ 1330.802995][ T32] r4:00000000 [ 1330.803057][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.803161][ T32] r9:83018005 r8:85083c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1330.803211][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.803304][ T32] r5:00001000 r4:e064f000 [ 1330.803364][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.803454][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.803551][ T32] r5:850b2b8c r4:850b2800 [ 1330.803620][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.803723][ T32] r7:dddced80 r6:83018000 r5:850b2b8c r4:84a7b500 [ 1330.803770][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.803881][ T32] r10:61c88647 r9:85083c00 r8:84a7b52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.803935][ T32] r4:84a7b500 [ 1330.804022][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.804127][ T32] r10:00000000 r9:84a7b500 r8:8027f5e8 r7:e08ede60 r6:84ab5180 r5:85083c00 [ 1330.804182][ T32] r4:00000001 [ 1330.804229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.804315][ T32] Exception stack(0xe0909fb0 to 0xe0909ff8) [ 1330.804380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.804446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.804513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.804582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.804636][ T32] r4:83fe37c0 [ 1330.805271][ T32] INFO: task kworker/0:137:3999 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.805369][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.836050][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.836299][ T32] Call trace: [ 1330.836418][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.836548][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.836606][ T32] r4:00000000 [ 1330.836673][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.836771][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.836844][ T32] 5d20: b6260000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.836939][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.837017][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.837087][ T32] r5:80070013 r4:80239bb0 [ 1330.837155][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.837256][ T32] r4:82ac11e4 [ 1330.837305][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.837419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.837480][ T32] r4:e0635dc0 [ 1330.837542][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.837672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.837739][ T32] r4:00000000 [ 1330.837805][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.837926][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.837979][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.838077][ T32] r5:00001000 r4:e01b1000 [ 1330.838125][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.838214][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.838329][ T32] r5:8436438c r4:84364000 [ 1330.838382][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.838491][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.838542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.838649][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.838730][ T32] r4:84be5080 [ 1330.838785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.838911][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.838965][ T32] r4:00000001 [ 1330.839015][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.839096][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.839161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.839228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.839290][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.839376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.839435][ T32] r4:84be4100 [ 1330.839489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.839554][ T32] INFO: task kworker/0:138:4001 blocked for more than 457 seconds. [ 1330.839667][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.839762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.839838][ T32] task:kworker/0:138 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.839964][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.840114][ T32] Call trace: [ 1330.840214][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.840320][ T32] r10:829188dc r9:e091dd84 r8:00000002 r7:60000113 r6:e091dd8c r5:85084800 [ 1330.840378][ T32] r4:85084800 [ 1330.840425][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.840517][ T32] r5:85084800 r4:829188d8 [ 1330.840601][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.840718][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.840837][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e091de08 [ 1330.840906][ T32] r4:00000000 [ 1330.841078][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.841461][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.841604][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.841807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3a00 [ 1330.841876][ T32] r4:00000000 [ 1330.841939][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.842069][ T32] r9:83018005 r8:85084800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1330.842130][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.842248][ T32] r5:00001000 r4:e01dd000 [ 1330.842303][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.842411][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.842528][ T32] r5:850b1b8c r4:850b1800 [ 1330.842582][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.842720][ T32] r7:dddced80 r6:83018000 r5:850b1b8c r4:84a7b580 [ 1330.842777][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.842928][ T32] r10:61c88647 r9:85084800 r8:84a7b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.843000][ T32] r4:84a7b580 [ 1330.843047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.843152][ T32] r10:00000000 r9:84a7b580 r8:8027f5e8 r7:e0909e60 r6:84ab5200 r5:85084800 [ 1330.843206][ T32] r4:00000001 [ 1330.843253][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.843334][ T32] Exception stack(0xe091dfb0 to 0xe091dff8) [ 1330.843399][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.843466][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.843561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.843648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.843723][ T32] r4:83fe3900 [ 1330.844667][ T32] INFO: task kworker/0:138:4001 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.844757][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.844944][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.845086][ T32] Call trace: [ 1330.845184][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.845330][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.845395][ T32] r4:00000000 [ 1330.845446][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.876161][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.876327][ T32] 5d20: b64a8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.876406][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.876470][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.876537][ T32] r5:80070013 r4:80239bb0 [ 1330.876594][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.876764][ T32] r4:82ac11e4 [ 1330.876838][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.876950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.877006][ T32] r4:e0635dc0 [ 1330.877054][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.877155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.877231][ T32] r4:00000000 [ 1330.877301][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.877416][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.877471][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.877591][ T32] r5:00001000 r4:e01b1000 [ 1330.877688][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.877804][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.877921][ T32] r5:8436438c r4:84364000 [ 1330.877984][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.878093][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.878145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.878273][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.878335][ T32] r4:84be5080 [ 1330.878386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.878511][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.878570][ T32] r4:00000001 [ 1330.878649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.878749][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.878813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.878880][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.878946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.879015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.879090][ T32] r4:84be4100 [ 1330.879154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.879222][ T32] INFO: task kworker/0:139:4003 blocked for more than 457 seconds. [ 1330.879317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.879407][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.879465][ T32] task:kworker/0:139 state:D stack:0 pid:4003 tgid:4003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.879593][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.879703][ T32] Call trace: [ 1330.879821][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.879936][ T32] r10:829188dc r9:e0929d84 r8:00000002 r7:60000013 r6:e0929d8c r5:85086c00 [ 1330.879992][ T32] r4:85086c00 [ 1330.880059][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.880160][ T32] r5:85086c00 r4:829188d8 [ 1330.880230][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.880330][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.880438][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0929e08 [ 1330.880492][ T32] r4:00000000 [ 1330.880543][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.880641][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.880749][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.880857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3c00 [ 1330.880917][ T32] r4:00000000 [ 1330.880981][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.881115][ T32] r9:83018005 r8:85086c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1330.881181][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.881304][ T32] r5:00001000 r4:e0209000 [ 1330.881375][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.881471][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.881567][ T32] r5:850b1f8c r4:850b1c00 [ 1330.881629][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.881766][ T32] r7:dddced80 r6:83018000 r5:850b1f8c r4:84a7b600 [ 1330.881814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.881927][ T32] r10:61c88647 r9:85086c00 r8:84a7b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.881982][ T32] r4:84a7b600 [ 1330.882027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.882130][ T32] r10:00000000 r9:84a7b600 r8:8027f5e8 r7:e0909e60 r6:84ab5280 r5:85086c00 [ 1330.882206][ T32] r4:00000001 [ 1330.882275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.882364][ T32] Exception stack(0xe0929fb0 to 0xe0929ff8) [ 1330.882446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.882521][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.882589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.882670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.882725][ T32] r4:83fe3a40 [ 1330.883668][ T32] INFO: task kworker/0:139:4003 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.883751][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.883883][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.883988][ T32] Call trace: [ 1330.884066][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.884185][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.884246][ T32] r4:00000000 [ 1330.884297][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.884388][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.884458][ T32] 5d20: b64a8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.884571][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.884665][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.884728][ T32] r5:80070013 r4:80239bb0 [ 1330.884776][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.884876][ T32] r4:82ac11e4 [ 1330.884927][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.885032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.885111][ T32] r4:e0635dc0 [ 1330.885164][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.885278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.885342][ T32] r4:00000000 [ 1330.885390][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.918831][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.918990][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.919138][ T32] r5:00001000 r4:e01b1000 [ 1330.919190][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.919282][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.919379][ T32] r5:8436438c r4:84364000 [ 1330.919428][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.919535][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.919608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.919753][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.919814][ T32] r4:84be5080 [ 1330.919863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.919977][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.920030][ T32] r4:00000001 [ 1330.920078][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.920162][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.920231][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.920310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.920374][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.920442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.920494][ T32] r4:84be4100 [ 1330.920551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.920634][ T32] INFO: task kworker/0:140:4005 blocked for more than 457 seconds. [ 1330.920711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.920769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.920819][ T32] task:kworker/0:140 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.920984][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.921082][ T32] Call trace: [ 1330.921157][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.921269][ T32] r10:829188dc r9:e0931d84 r8:00000002 r7:60000113 r6:e0931d8c r5:85086000 [ 1330.921323][ T32] r4:85086000 [ 1330.921370][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.921461][ T32] r5:85086000 r4:829188d8 [ 1330.921523][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.921612][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.921744][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0931e08 [ 1330.921798][ T32] r4:00000000 [ 1330.921844][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.921939][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.922030][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.922162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3cc0 [ 1330.922235][ T32] r4:00000000 [ 1330.922323][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.922461][ T32] r9:83018005 r8:85086000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1330.922537][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.922639][ T32] r5:00001000 r4:e0229000 [ 1330.922688][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.922776][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.922871][ T32] r5:850b238c r4:850b2000 [ 1330.922927][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.923045][ T32] r7:dddced80 r6:83018000 r5:850b238c r4:84a7b680 [ 1330.923095][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.923200][ T32] r10:61c88647 r9:85086000 r8:84a7b6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.923269][ T32] r4:84a7b680 [ 1330.923331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.923438][ T32] r10:00000000 r9:84a7b680 r8:8027f5e8 r7:e0909e60 r6:84ab5300 r5:85086000 [ 1330.923498][ T32] r4:00000001 [ 1330.923549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.923648][ T32] Exception stack(0xe0931fb0 to 0xe0931ff8) [ 1330.923746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.923816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.923899][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.923972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.924028][ T32] r4:83fe3b40 [ 1330.924911][ T32] INFO: task kworker/0:140:4005 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.925004][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.925166][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.925264][ T32] Call trace: [ 1330.925337][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.925449][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.938437][ T32] r4:00000000 [ 1330.938555][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.938682][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.938791][ T32] 5d20: b6889000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.938873][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.938961][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.939054][ T32] r5:80070013 r4:80239bb0 [ 1330.939112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.939212][ T32] r4:82ac11e4 [ 1330.939278][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.939396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.939467][ T32] r4:e0635dc0 [ 1330.939542][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.939650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.939707][ T32] r4:00000000 [ 1330.939758][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.939868][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.939930][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.940045][ T32] r5:00001000 r4:e01b1000 [ 1330.940094][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.940186][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.940363][ T32] r5:8436438c r4:84364000 [ 1330.940422][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.940547][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.940607][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.940718][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.940773][ T32] r4:84be5080 [ 1330.940822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.940936][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.940993][ T32] r4:00000001 [ 1330.941043][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.941126][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.941193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.941265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.941359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.941450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.941518][ T32] r4:84be4100 [ 1330.941579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.941644][ T32] INFO: task kworker/0:141:4007 blocked for more than 457 seconds. [ 1330.941743][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.941801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.941850][ T32] task:kworker/0:141 state:D stack:0 pid:4007 tgid:4007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.941979][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.942079][ T32] Call trace: [ 1330.942172][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.942286][ T32] r10:829188dc r9:e0955d84 r8:00000002 r7:60000013 r6:e0955d8c r5:85085400 [ 1330.942343][ T32] r4:85085400 [ 1330.942394][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.942517][ T32] r5:85085400 r4:829188d8 [ 1330.942573][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.942667][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.942792][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0955e08 [ 1330.942866][ T32] r4:00000000 [ 1330.942921][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.943011][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.943113][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.943220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83fe3e40 [ 1330.943276][ T32] r4:00000000 [ 1330.943326][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.943430][ T32] r9:83018005 r8:85085400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1330.943507][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.943617][ T32] r5:00001000 r4:e05c9000 [ 1330.943669][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.943759][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.943854][ T32] r5:850b278c r4:850b2400 [ 1330.943910][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.944021][ T32] r7:dddced80 r6:83018000 r5:850b278c r4:84a7b700 [ 1330.944079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.944183][ T32] r10:61c88647 r9:85085400 r8:84a7b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.944238][ T32] r4:84a7b700 [ 1330.944282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.944385][ T32] r10:00000000 r9:84a7b700 r8:8027f5e8 r7:e0909e60 r6:84ab5380 r5:85085400 [ 1330.944441][ T32] r4:00000001 [ 1330.944492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.944578][ T32] Exception stack(0xe0955fb0 to 0xe0955ff8) [ 1330.944645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.944719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.944786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.944857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.944930][ T32] r4:83fe3d00 [ 1330.966773][ T32] INFO: task kworker/0:141:4007 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.966958][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.967179][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.967316][ T32] Call trace: [ 1330.967410][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.967540][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.967599][ T32] r4:00000000 [ 1330.967669][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.967785][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1330.967868][ T32] 5d20: b6b75000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1330.967953][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1330.968027][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1330.968089][ T32] r5:80070013 r4:80239bb0 [ 1330.968138][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.968249][ T32] r4:82ac11e4 [ 1330.968311][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.968412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1330.968469][ T32] r4:e0635dc0 [ 1330.968521][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.968623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1330.968682][ T32] r4:00000000 [ 1330.968737][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.968852][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.968921][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.969025][ T32] r5:00001000 r4:e01b1000 [ 1330.969080][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.969174][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.969291][ T32] r5:8436438c r4:84364000 [ 1330.969375][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.969499][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1330.969556][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.969720][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.969798][ T32] r4:84be5080 [ 1330.969859][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.969972][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1330.970026][ T32] r4:00000001 [ 1330.970076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.970161][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1330.970228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.970310][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.970376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.970446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.970500][ T32] r4:84be4100 [ 1330.970560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.970629][ T32] INFO: task kworker/0:142:4010 blocked for more than 457 seconds. [ 1330.970706][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.970763][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.970835][ T32] task:kworker/0:142 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.970940][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.971022][ T32] Call trace: [ 1330.971109][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1330.971207][ T32] r10:829188dc r9:e0959d84 r8:00000002 r7:60000113 r6:e0959d8c r5:84b96c00 [ 1330.971264][ T32] r4:84b96c00 [ 1330.971346][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1330.971475][ T32] r5:84b96c00 r4:829188d8 [ 1330.971527][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.971621][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.971735][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0959e08 [ 1330.971819][ T32] r4:00000000 [ 1330.971876][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1330.972001][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1330.972103][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1330.972233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917540 [ 1330.972294][ T32] r4:00000000 [ 1330.972369][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1330.972482][ T32] r9:83018005 r8:84b96c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1330.972535][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1330.972648][ T32] r5:00001000 r4:e065b000 [ 1330.972705][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1330.972800][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.972907][ T32] r5:850b2f8c r4:850b2c00 [ 1330.972976][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.973089][ T32] r7:dddced80 r6:83018000 r5:850b2f8c r4:84a7b780 [ 1330.973153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.973263][ T32] r10:61c88647 r9:84b96c00 r8:84a7b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.973320][ T32] r4:84a7b780 [ 1330.973368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.973504][ T32] r10:00000000 r9:84a7b780 r8:8027f5e8 r7:e0909e60 r6:84ab5400 r5:84b96c00 [ 1330.973565][ T32] r4:00000001 [ 1330.973625][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.973738][ T32] Exception stack(0xe0959fb0 to 0xe0959ff8) [ 1330.973807][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.973875][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.973947][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.974009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.974083][ T32] r4:83fe3f00 [ 1330.974845][ T32] INFO: task kworker/0:142:4010 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1330.974952][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.975096][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.975197][ T32] Call trace: [ 1330.975270][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1330.975386][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1330.975524][ T32] r4:00000000 [ 1331.007140][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.007309][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.007392][ T32] 5d20: b6df0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.007469][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.007562][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.007633][ T32] r5:80070013 r4:80239bb0 [ 1331.007722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.007826][ T32] r4:82ac11e4 [ 1331.007875][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.007985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.008048][ T32] r4:e0635dc0 [ 1331.008108][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.008230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.008284][ T32] r4:00000000 [ 1331.008331][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.008439][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.008489][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.008590][ T32] r5:00001000 r4:e01b1000 [ 1331.008637][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.008732][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.008829][ T32] r5:8436438c r4:84364000 [ 1331.008877][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.008993][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.009043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.009177][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.009282][ T32] r4:84be5080 [ 1331.009336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.009455][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.009508][ T32] r4:00000001 [ 1331.009556][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.009638][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.009759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.009846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.009918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.009990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.010059][ T32] r4:84be4100 [ 1331.010119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.010184][ T32] INFO: task kworker/0:143:4012 blocked for more than 457 seconds. [ 1331.010255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.010359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.010426][ T32] task:kworker/0:143 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.010570][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.010669][ T32] Call trace: [ 1331.010792][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.010909][ T32] r10:829188dc r9:e0971d84 r8:00000002 r7:60000113 r6:e0971d8c r5:85088c00 [ 1331.010964][ T32] r4:85088c00 [ 1331.011015][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.011108][ T32] r5:85088c00 r4:829188d8 [ 1331.011171][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.011268][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.011374][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0971e08 [ 1331.011448][ T32] r4:00000000 [ 1331.011498][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.011586][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.011672][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.011771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489d2c0 [ 1331.011825][ T32] r4:00000000 [ 1331.011873][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.011987][ T32] r9:83018005 r8:85088c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1331.012037][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.012131][ T32] r5:00001000 r4:e0687000 [ 1331.012179][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.012267][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.012363][ T32] r5:850b3b8c r4:850b3800 [ 1331.012408][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.012507][ T32] r7:dddced80 r6:83018000 r5:850b3b8c r4:84a7b800 [ 1331.012555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.012675][ T32] r10:61c88647 r9:85088c00 r8:84a7b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.012737][ T32] r4:84a7b800 [ 1331.012789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.012902][ T32] r10:00000000 r9:84a7b800 r8:8027f5e8 r7:e0959e60 r6:84ab5480 r5:85088c00 [ 1331.012957][ T32] r4:00000001 [ 1331.013003][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.013082][ T32] Exception stack(0xe0971fb0 to 0xe0971ff8) [ 1331.013145][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.013211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.013275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.013343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.013395][ T32] r4:84a93140 [ 1331.014291][ T32] INFO: task kworker/0:143:4012 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.014384][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.014512][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.014607][ T32] Call trace: [ 1331.014685][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.014809][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.014870][ T32] r4:00000000 [ 1331.014944][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.015031][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.015105][ T32] 5d20: b6df0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.015179][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.015245][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.015312][ T32] r5:80070013 r4:80239bb0 [ 1331.015365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.015457][ T32] r4:82ac11e4 [ 1331.043491][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.043731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.043791][ T32] r4:e0635dc0 [ 1331.043865][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.043987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.044053][ T32] r4:00000000 [ 1331.044105][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.044214][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.044266][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.044366][ T32] r5:00001000 r4:e01b1000 [ 1331.044419][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.044508][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.044606][ T32] r5:8436438c r4:84364000 [ 1331.044658][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.044795][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.044862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.045004][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.045068][ T32] r4:84be5080 [ 1331.045138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.045249][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.045311][ T32] r4:00000001 [ 1331.045358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.045446][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.050234][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.050373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.050441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.050515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.050572][ T32] r4:84be4100 [ 1331.050692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.050793][ T32] INFO: task kworker/0:144:4013 blocked for more than 457 seconds. [ 1331.050869][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.050937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.050987][ T32] task:kworker/0:144 state:D stack:0 pid:4013 tgid:4013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.051128][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.051295][ T32] Call trace: [ 1331.051371][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.051511][ T32] r10:829188dc r9:e0975d84 r8:00000002 r7:60000113 r6:e0975d8c r5:85089800 [ 1331.051567][ T32] r4:85089800 [ 1331.051616][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.051751][ T32] r5:85089800 r4:829188d8 [ 1331.051817][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.051918][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.052024][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0975e08 [ 1331.052079][ T32] r4:00000000 [ 1331.052126][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.052214][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.052302][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.052413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489d000 [ 1331.052465][ T32] r4:00000000 [ 1331.052514][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.052654][ T32] r9:83018005 r8:85089800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1331.052715][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.052822][ T32] r5:00001000 r4:e066d000 [ 1331.052871][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.052971][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.053104][ T32] r5:850b338c r4:850b3000 [ 1331.053170][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.053277][ T32] r7:dddced80 r6:83018000 r5:850b338c r4:84a7b880 [ 1331.053327][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.053431][ T32] r10:61c88647 r9:85089800 r8:84a7b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.053482][ T32] r4:84a7b880 [ 1331.053528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.053639][ T32] r10:00000000 r9:84a7b880 r8:8027f5e8 r7:e0971e60 r6:84ab5500 r5:85089800 [ 1331.053716][ T32] r4:00000001 [ 1331.053764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.053854][ T32] Exception stack(0xe0975fb0 to 0xe0975ff8) [ 1331.053953][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.054040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.054123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.054210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.054270][ T32] r4:84a97f80 [ 1331.055180][ T32] INFO: task kworker/0:144:4013 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.055263][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.055394][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.073429][ T32] Call trace: [ 1331.073589][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.073750][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.073811][ T32] r4:00000000 [ 1331.073870][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.073993][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.074088][ T32] 5d20: b7379000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.074166][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.074262][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.074334][ T32] r5:80070013 r4:80239bb0 [ 1331.074403][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.074509][ T32] r4:82ac11e4 [ 1331.074580][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.074686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.074759][ T32] r4:e0635dc0 [ 1331.074826][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.074941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.075014][ T32] r4:00000000 [ 1331.075077][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.075189][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.075245][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.075349][ T32] r5:00001000 r4:e01b1000 [ 1331.075407][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.079934][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.080112][ T32] r5:8436438c r4:84364000 [ 1331.080186][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.080314][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.080369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.080478][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.080534][ T32] r4:84be5080 [ 1331.080580][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.080689][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.080780][ T32] r4:00000001 [ 1331.080837][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.080932][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.081001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.081109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.081209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.081293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.081348][ T32] r4:84be4100 [ 1331.081401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.081463][ T32] INFO: task kworker/0:145:4016 blocked for more than 457 seconds. [ 1331.081535][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.081591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.081671][ T32] task:kworker/0:145 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.081828][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.081992][ T32] Call trace: [ 1331.082073][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.082190][ T32] r10:829188dc r9:e4989d84 r8:00000002 r7:60000113 r6:e4989d8c r5:85088000 [ 1331.082246][ T32] r4:85088000 [ 1331.082294][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.082386][ T32] r5:85088000 r4:829188d8 [ 1331.082436][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.082525][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.082631][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4989e08 [ 1331.082697][ T32] r4:00000000 [ 1331.082747][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.082833][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.082928][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.083028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489d0c0 [ 1331.083082][ T32] r4:00000000 [ 1331.083129][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.083302][ T32] r9:83018005 r8:85088000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1331.083370][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.083471][ T32] r5:00001000 r4:e0675000 [ 1331.083526][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.083618][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.083717][ T32] r5:850b378c r4:850b3400 [ 1331.083775][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.083931][ T32] r7:dddced80 r6:83018000 r5:850b378c r4:84a7b900 [ 1331.084002][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.084113][ T32] r10:61c88647 r9:85088000 r8:84a7b92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.084171][ T32] r4:84a7b900 [ 1331.084255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.084365][ T32] r10:00000000 r9:84a7b900 r8:8027f5e8 r7:e0971e60 r6:84ab5580 r5:85088000 [ 1331.084414][ T32] r4:00000001 [ 1331.084462][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.084572][ T32] Exception stack(0xe4989fb0 to 0xe4989ff8) [ 1331.084642][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.084724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.084793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.084878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.084951][ T32] r4:8489d280 [ 1331.103786][ T32] INFO: task kworker/0:145:4016 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.103956][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.104121][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.104249][ T32] Call trace: [ 1331.104328][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.104443][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.104524][ T32] r4:00000000 [ 1331.104581][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.104676][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.104751][ T32] 5d20: b757c000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.104840][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.104920][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.104984][ T32] r5:80070013 r4:80239bb0 [ 1331.105034][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.105176][ T32] r4:82ac11e4 [ 1331.105258][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.105367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.105448][ T32] r4:e0635dc0 [ 1331.109777][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.109970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.110032][ T32] r4:00000000 [ 1331.110082][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.110191][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.110242][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.110343][ T32] r5:00001000 r4:e01b1000 [ 1331.110405][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.110495][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.110593][ T32] r5:8436438c r4:84364000 [ 1331.110642][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.110750][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.110799][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.110943][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.111051][ T32] r4:84be5080 [ 1331.111140][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.111255][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.111322][ T32] r4:00000001 [ 1331.111372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.111492][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.111568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.111638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.111704][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.111773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.111826][ T32] r4:84be4100 [ 1331.111905][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.112015][ T32] INFO: task kworker/0:146:4017 blocked for more than 457 seconds. [ 1331.112093][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.112150][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.112221][ T32] task:kworker/0:146 state:D stack:0 pid:4017 tgid:4017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.112342][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.112475][ T32] Call trace: [ 1331.112555][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.112695][ T32] r10:829188dc r9:e498dd84 r8:00000002 r7:60000013 r6:e498dd8c r5:8508a400 [ 1331.112790][ T32] r4:8508a400 [ 1331.112846][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.112948][ T32] r5:8508a400 r4:829188d8 [ 1331.112997][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.113100][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.113222][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e498de08 [ 1331.113277][ T32] r4:00000000 [ 1331.113325][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.113411][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.113524][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.113670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489d500 [ 1331.113741][ T32] r4:00000000 [ 1331.113788][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.113894][ T32] r9:83018005 r8:8508a400 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1331.113950][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.114042][ T32] r5:00001000 r4:e0935000 [ 1331.114109][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.114200][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.114308][ T32] r5:850b438c r4:850b4000 [ 1331.114355][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.114457][ T32] r7:dddced80 r6:83018000 r5:850b438c r4:84a7b980 [ 1331.114535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.114666][ T32] r10:61c88647 r9:8508a400 r8:84a7b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.114746][ T32] r4:84a7b980 [ 1331.114807][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.114926][ T32] r10:00000000 r9:84a7b980 r8:8027f5e8 r7:e0971e60 r6:84ab5600 r5:8508a400 [ 1331.114992][ T32] r4:00000001 [ 1331.115036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.115114][ T32] Exception stack(0xe498dfb0 to 0xe498dff8) [ 1331.115177][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.115268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.115334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.115400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.115522][ T32] r4:8489d100 [ 1331.134698][ T32] INFO: task kworker/0:146:4017 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.134842][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.135054][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.135246][ T32] Call trace: [ 1331.135381][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.149951][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.150076][ T32] r4:00000000 [ 1331.150130][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.150301][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.150395][ T32] 5d20: b7908000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.150470][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.150535][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.150626][ T32] r5:80070013 r4:80239bb0 [ 1331.150684][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.150780][ T32] r4:82ac11e4 [ 1331.150844][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.151006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.151069][ T32] r4:e0635dc0 [ 1331.151130][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.151232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.151286][ T32] r4:00000000 [ 1331.151360][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.151497][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.151553][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.151656][ T32] r5:00001000 r4:e01b1000 [ 1331.151751][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.151857][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.151962][ T32] r5:8436438c r4:84364000 [ 1331.152011][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.152118][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.152190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.152307][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.152363][ T32] r4:84be5080 [ 1331.152474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.152590][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.152644][ T32] r4:00000001 [ 1331.152707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.152791][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.152854][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.152954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.153023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.153105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.153188][ T32] r4:84be4100 [ 1331.153257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.153324][ T32] INFO: task kworker/0:147:4019 blocked for more than 457 seconds. [ 1331.153397][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.153470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.153552][ T32] task:kworker/0:147 state:D stack:0 pid:4019 tgid:4019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.153719][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.153824][ T32] Call trace: [ 1331.153919][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.154019][ T32] r10:829188dc r9:e49b5d84 r8:00000002 r7:60000113 r6:e49b5d8c r5:8508c800 [ 1331.154079][ T32] r4:8508c800 [ 1331.154126][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.154230][ T32] r5:8508c800 r4:829188d8 [ 1331.154308][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.154404][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.154512][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49b5e08 [ 1331.154569][ T32] r4:00000000 [ 1331.154615][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.154700][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.154779][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.154888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489d440 [ 1331.154956][ T32] r4:00000000 [ 1331.155004][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.155111][ T32] r9:83018005 r8:8508c800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1331.155163][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.155257][ T32] r5:00001000 r4:e090f000 [ 1331.155302][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.155391][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.170294][ T32] r5:850b3f8c r4:850b3c00 [ 1331.170430][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.170580][ T32] r7:dddced80 r6:83018000 r5:850b3f8c r4:84a7ba00 [ 1331.170634][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.170767][ T32] r10:61c88647 r9:8508c800 r8:84a7ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.170837][ T32] r4:84a7ba00 [ 1331.170892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.171032][ T32] r10:00000000 r9:84a7ba00 r8:8027f5e8 r7:e498de60 r6:84ab5680 r5:8508c800 [ 1331.171102][ T32] r4:00000001 [ 1331.171151][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.171254][ T32] Exception stack(0xe49b5fb0 to 0xe49b5ff8) [ 1331.171345][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.171466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.171539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.171611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.171667][ T32] r4:8489d200 [ 1331.172605][ T32] INFO: task kworker/0:147:4019 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.172682][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.172847][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.172967][ T32] Call trace: [ 1331.173044][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.173175][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.173246][ T32] r4:00000000 [ 1331.173296][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.173386][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.173470][ T32] 5d20: b7964000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.173546][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.173624][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.173731][ T32] r5:80070013 r4:80239bb0 [ 1331.173785][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.173886][ T32] r4:82ac11e4 [ 1331.173946][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.174046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.174100][ T32] r4:e0635dc0 [ 1331.174149][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.174249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.174345][ T32] r4:00000000 [ 1331.174394][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.174502][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.174578][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.174718][ T32] r5:00001000 r4:e01b1000 [ 1331.174802][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.174907][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.175010][ T32] r5:8436438c r4:84364000 [ 1331.175064][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.175187][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.175244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.175353][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.175411][ T32] r4:84be5080 [ 1331.175459][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.189713][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.189806][ T32] r4:00000001 [ 1331.189859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.189984][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.190056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.190166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.190276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.190353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.190410][ T32] r4:84be4100 [ 1331.190465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.190550][ T32] INFO: task kworker/0:148:4021 blocked for more than 457 seconds. [ 1331.190630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.190706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.190795][ T32] task:kworker/0:148 state:D stack:0 pid:4021 tgid:4021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.190959][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.191066][ T32] Call trace: [ 1331.191141][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.191253][ T32] r10:829188dc r9:e49bdd84 r8:00000002 r7:60000013 r6:e49bdd8c r5:8508bc00 [ 1331.191307][ T32] r4:8508bc00 [ 1331.191357][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.191474][ T32] r5:8508bc00 r4:829188d8 [ 1331.191525][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.191617][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.191727][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49bde08 [ 1331.191780][ T32] r4:00000000 [ 1331.191845][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.191946][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.192038][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.192138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489d840 [ 1331.192191][ T32] r4:00000000 [ 1331.192240][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.192351][ T32] r9:83018005 r8:8508bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1331.192404][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.192499][ T32] r5:00001000 r4:e49c9000 [ 1331.192561][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.192653][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.192750][ T32] r5:850b4b8c r4:850b4800 [ 1331.192798][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.192912][ T32] r7:dddced80 r6:83018000 r5:850b4b8c r4:84a7ba80 [ 1331.193003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.193117][ T32] r10:61c88647 r9:8508bc00 r8:84a7baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.193171][ T32] r4:84a7ba80 [ 1331.193218][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.193322][ T32] r10:00000000 r9:84a7ba80 r8:8027f5e8 r7:e498de60 r6:84ab5700 r5:8508bc00 [ 1331.193376][ T32] r4:00000001 [ 1331.193422][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.193511][ T32] Exception stack(0xe49bdfb0 to 0xe49bdff8) [ 1331.193577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.193671][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.193740][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.193806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.193860][ T32] r4:8489d380 [ 1331.194740][ T32] INFO: task kworker/0:148:4021 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.194822][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.194961][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.195062][ T32] Call trace: [ 1331.195137][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.195247][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.195301][ T32] r4:00000000 [ 1331.195345][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.195434][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.195548][ T32] 5d20: b7bbb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.216357][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.216465][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.216532][ T32] r5:80070013 r4:80239bb0 [ 1331.216584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.216734][ T32] r4:82ac11e4 [ 1331.216786][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.216938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.217015][ T32] r4:e0635dc0 [ 1331.217070][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.217172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.217225][ T32] r4:00000000 [ 1331.217273][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.217400][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.217458][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.217579][ T32] r5:00001000 r4:e01b1000 [ 1331.217637][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.217751][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.217846][ T32] r5:8436438c r4:84364000 [ 1331.217903][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.218008][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.218056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.218159][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.218214][ T32] r4:84be5080 [ 1331.218262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.218367][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.218418][ T32] r4:00000001 [ 1331.218464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.218574][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.218646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.218712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.218781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.218849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.218907][ T32] r4:84be4100 [ 1331.218963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.219028][ T32] INFO: task kworker/0:149:4023 blocked for more than 457 seconds. [ 1331.219114][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.219177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.219229][ T32] task:kworker/0:149 state:D stack:0 pid:4023 tgid:4023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.219347][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.219457][ T32] Call trace: [ 1331.219530][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.219641][ T32] r10:829188dc r9:e49c5d84 r8:00000002 r7:60000013 r6:e49c5d8c r5:8508b000 [ 1331.219695][ T32] r4:8508b000 [ 1331.219743][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.219835][ T32] r5:8508b000 r4:829188d8 [ 1331.219889][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.219980][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.220084][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49c5e08 [ 1331.220136][ T32] r4:00000000 [ 1331.220182][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.220268][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.220350][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.220449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489d600 [ 1331.220500][ T32] r4:00000000 [ 1331.220546][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.220647][ T32] r9:83018005 r8:8508b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1331.220699][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.220792][ T32] r5:00001000 r4:e095f000 [ 1331.220838][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.220934][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.221047][ T32] r5:850b478c r4:850b4400 [ 1331.221100][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.221220][ T32] r7:dddced80 r6:83018000 r5:850b478c r4:84a7bb00 [ 1331.221275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.221380][ T32] r10:61c88647 r9:8508b000 r8:84a7bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.221431][ T32] r4:84a7bb00 [ 1331.221476][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.221581][ T32] r10:00000000 r9:84a7bb00 r8:8027f5e8 r7:e49bde60 r6:84ab5780 r5:8508b000 [ 1331.221637][ T32] r4:00000001 [ 1331.221705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.221786][ T32] Exception stack(0xe49c5fb0 to 0xe49c5ff8) [ 1331.221847][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.221921][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.221984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.222053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.222105][ T32] r4:8489d540 [ 1331.223023][ T32] INFO: task kworker/0:149:4023 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.223097][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.223234][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.223329][ T32] Call trace: [ 1331.223398][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.223506][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.223557][ T32] r4:00000000 [ 1331.223608][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.223713][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.223788][ T32] 5d20: b7def000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.223864][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.223940][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.223999][ T32] r5:80070013 r4:80239bb0 [ 1331.224048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.224166][ T32] r4:82ac11e4 [ 1331.224217][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.224326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.224380][ T32] r4:e0635dc0 [ 1331.224426][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.224524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.224587][ T32] r4:00000000 [ 1331.224665][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.224782][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.224850][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.224969][ T32] r5:00001000 r4:e01b1000 [ 1331.225035][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.225232][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.225352][ T32] r5:8436438c r4:84364000 [ 1331.225406][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.254690][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.254855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.255020][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.255081][ T32] r4:84be5080 [ 1331.255136][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.255251][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.255308][ T32] r4:00000001 [ 1331.255383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.255941][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.256080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.256154][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.256218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.256291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.256346][ T32] r4:84be4100 [ 1331.256399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.256463][ T32] INFO: task kworker/1:308:4026 blocked for more than 457 seconds. [ 1331.256535][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.256591][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.256641][ T32] task:kworker/1:308 state:D stack:0 pid:4026 tgid:4026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.256763][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.256890][ T32] Call trace: [ 1331.256969][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.257083][ T32] r10:829188dc r9:e08c5d84 r8:00000002 r7:60000113 r6:e08c5d8c r5:8508e000 [ 1331.257139][ T32] r4:8508e000 [ 1331.257187][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.257281][ T32] r5:8508e000 r4:829188d8 [ 1331.257329][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.257438][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.257553][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e08c5e08 [ 1331.257674][ T32] r4:00000000 [ 1331.257736][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.257842][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.257947][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.258046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837600 [ 1331.258098][ T32] r4:00000000 [ 1331.258145][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.258252][ T32] r9:83018205 r8:8508e000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1331.258320][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.258423][ T32] r5:00001000 r4:dfebb000 [ 1331.258472][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.258560][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.258656][ T32] r5:8505938c r4:85059000 [ 1331.258754][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.258877][ T32] r7:ddde2d80 r6:83018200 r5:8505938c r4:84ab5800 [ 1331.258947][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.259064][ T32] r10:61c88647 r9:8508e000 r8:84ab582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.259118][ T32] r4:84ab5800 [ 1331.259164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.259266][ T32] r10:00000000 r9:84ab5800 r8:8027f5e8 r7:e01b9e60 r6:84ab5880 r5:8508e000 [ 1331.259321][ T32] r4:00000001 [ 1331.259367][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.259450][ T32] Exception stack(0xe08c5fb0 to 0xe08c5ff8) [ 1331.259515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.259584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.259647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.259714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.259767][ T32] r4:848cefc0 [ 1331.260695][ T32] INFO: task kworker/1:308:4026 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.260765][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.260899][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.260993][ T32] Call trace: [ 1331.261063][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.261171][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.261226][ T32] r4:00000000 [ 1331.261272][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.261359][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.261427][ T32] 5d20: b7ffd000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.261520][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.261615][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.261735][ T32] r5:80070013 r4:80239bb0 [ 1331.261791][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.261889][ T32] r4:82ac11e4 [ 1331.261938][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.262038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.262091][ T32] r4:e0635dc0 [ 1331.262137][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.262233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.262285][ T32] r4:00000000 [ 1331.262333][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.262439][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.262487][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.262581][ T32] r5:00001000 r4:e01b1000 [ 1331.262628][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.262718][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.262813][ T32] r5:8436438c r4:84364000 [ 1331.262863][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.262974][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.263047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.263160][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.263213][ T32] r4:84be5080 [ 1331.263260][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.263364][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.263416][ T32] r4:00000001 [ 1331.263465][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.263549][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.263616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.263690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.263781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.263894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.263986][ T32] r4:84be4100 [ 1331.264045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.264123][ T32] INFO: task kworker/0:150:4028 blocked for more than 457 seconds. [ 1331.264190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.264248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.264295][ T32] task:kworker/0:150 state:D stack:0 pid:4028 tgid:4028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.264418][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.264519][ T32] Call trace: [ 1331.264590][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.264699][ T32] r10:829188dc r9:e49d1d84 r8:00000002 r7:60000013 r6:e49d1d8c r5:8508ec00 [ 1331.264751][ T32] r4:8508ec00 [ 1331.264800][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.264924][ T32] r5:8508ec00 r4:829188d8 [ 1331.264982][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.265061][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.265159][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49d1e08 [ 1331.265235][ T32] r4:00000000 [ 1331.265288][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.265380][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.265465][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.289628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489d900 [ 1331.289741][ T32] r4:00000000 [ 1331.289797][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.289951][ T32] r9:83018005 r8:8508ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1331.290007][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.290135][ T32] r5:00001000 r4:e49d3000 [ 1331.290207][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.290306][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.290409][ T32] r5:850b4f8c r4:850b4c00 [ 1331.290462][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.290580][ T32] r7:dddced80 r6:83018000 r5:850b4f8c r4:84a7bb80 [ 1331.290635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.290749][ T32] r10:61c88647 r9:8508ec00 r8:84a7bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.290811][ T32] r4:84a7bb80 [ 1331.290863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.290985][ T32] r10:00000000 r9:84a7bb80 r8:8027f5e8 r7:e49bde60 r6:84ab5900 r5:8508ec00 [ 1331.291042][ T32] r4:00000001 [ 1331.291094][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.291184][ T32] Exception stack(0xe49d1fb0 to 0xe49d1ff8) [ 1331.291258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.291331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.291401][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.291496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.291553][ T32] r4:8489d8c0 [ 1331.292523][ T32] INFO: task kworker/0:150:4028 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.292611][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.292764][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.292868][ T32] Call trace: [ 1331.292954][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.293076][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.293155][ T32] r4:00000000 [ 1331.293215][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.293310][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.293388][ T32] 5d20: b8127000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.293483][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.293553][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.293620][ T32] r5:80070013 r4:80239bb0 [ 1331.293693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.293789][ T32] r4:82ac11e4 [ 1331.293837][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.293941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.294002][ T32] r4:e0635dc0 [ 1331.294055][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.294159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.294214][ T32] r4:00000000 [ 1331.294264][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.294371][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.294423][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.294513][ T32] r5:00001000 r4:e01b1000 [ 1331.294572][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.294666][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.294788][ T32] r5:8436438c r4:84364000 [ 1331.294846][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.294962][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.295037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.295152][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.295243][ T32] r4:84be5080 [ 1331.295298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.295408][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.295549][ T32] r4:00000001 [ 1331.317308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.317468][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.317543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.317612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.317703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.317778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.317855][ T32] r4:84be4100 [ 1331.317924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.318009][ T32] INFO: task kworker/0:151:4030 blocked for more than 457 seconds. [ 1331.318107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.318170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.318222][ T32] task:kworker/0:151 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.318345][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.318450][ T32] Call trace: [ 1331.318559][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.318677][ T32] r10:829188dc r9:e068dd84 r8:00000002 r7:60000113 r6:e068dd8c r5:8508d400 [ 1331.318737][ T32] r4:8508d400 [ 1331.318786][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.318886][ T32] r5:8508d400 r4:829188d8 [ 1331.318937][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.319026][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.319131][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e068de08 [ 1331.319186][ T32] r4:00000000 [ 1331.319233][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.319319][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.319408][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.319507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489dc00 [ 1331.319559][ T32] r4:00000000 [ 1331.319606][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.319715][ T32] r9:83018005 r8:8508d400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1331.319766][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.319859][ T32] r5:00001000 r4:df9fd000 [ 1331.319915][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.320027][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.320133][ T32] r5:850b578c r4:850b5400 [ 1331.320182][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.320286][ T32] r7:dddced80 r6:83018000 r5:850b578c r4:84a7bc00 [ 1331.320335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.320457][ T32] r10:61c88647 r9:8508d400 r8:84a7bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.320517][ T32] r4:84a7bc00 [ 1331.320581][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.320693][ T32] r10:00000000 r9:84a7bc00 r8:8027f5e8 r7:e49d1e60 r6:84ab5980 r5:8508d400 [ 1331.320746][ T32] r4:00000001 [ 1331.320792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.320895][ T32] Exception stack(0xe068dfb0 to 0xe068dff8) [ 1331.320966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.321034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.321097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.321163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.321216][ T32] r4:8489d800 [ 1331.322111][ T32] INFO: task kworker/0:151:4030 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.322216][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.322362][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.322466][ T32] Call trace: [ 1331.322541][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.322655][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.322711][ T32] r4:00000000 [ 1331.322758][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.322841][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.322911][ T32] 5d20: b8371000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.322977][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.323062][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.323127][ T32] r5:80070013 r4:80239bb0 [ 1331.323176][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.323290][ T32] r4:82ac11e4 [ 1331.323346][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.323447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.323500][ T32] r4:e0635dc0 [ 1331.323541][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.323643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.323699][ T32] r4:00000000 [ 1331.323747][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.323852][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.323909][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.324011][ T32] r5:00001000 r4:e01b1000 [ 1331.324060][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.324150][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.324244][ T32] r5:8436438c r4:84364000 [ 1331.324294][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.324394][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.324449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.324554][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.324601][ T32] r4:84be5080 [ 1331.324646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.324755][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.324806][ T32] r4:00000001 [ 1331.324849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.324936][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.324994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.325064][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.325128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.325198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.325253][ T32] r4:84be4100 [ 1331.325299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.325355][ T32] INFO: task kworker/0:152:4032 blocked for more than 457 seconds. [ 1331.325417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.325470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.325560][ T32] task:kworker/0:152 state:D stack:0 pid:4032 tgid:4032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.350945][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.351109][ T32] Call trace: [ 1331.351189][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.351313][ T32] r10:829188dc r9:e0799d84 r8:00000002 r7:60000013 r6:e0799d8c r5:85090000 [ 1331.351373][ T32] r4:85090000 [ 1331.351451][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.351549][ T32] r5:85090000 r4:829188d8 [ 1331.351599][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.351694][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.351804][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0799e08 [ 1331.351859][ T32] r4:00000000 [ 1331.351914][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.352001][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.352091][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.352190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489db00 [ 1331.352243][ T32] r4:00000000 [ 1331.352291][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.352428][ T32] r9:83018005 r8:85090000 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1331.352488][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.352588][ T32] r5:00001000 r4:df945000 [ 1331.352644][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.352736][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.352831][ T32] r5:850b538c r4:850b5000 [ 1331.352887][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.352996][ T32] r7:dddced80 r6:83018000 r5:850b538c r4:84a7bc80 [ 1331.353048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.353155][ T32] r10:61c88647 r9:85090000 r8:84a7bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.353209][ T32] r4:84a7bc80 [ 1331.353255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.353361][ T32] r10:00000000 r9:84a7bc80 r8:8027f5e8 r7:e068de60 r6:84ab5a00 r5:85090000 [ 1331.353433][ T32] r4:00000001 [ 1331.353487][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.353569][ T32] Exception stack(0xe0799fb0 to 0xe0799ff8) [ 1331.353635][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.353723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.353789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.353856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.353912][ T32] r4:8489da40 [ 1331.354761][ T32] INFO: task kworker/0:152:4032 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.354845][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.355033][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.355142][ T32] Call trace: [ 1331.355253][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.355382][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.355434][ T32] r4:00000000 [ 1331.355528][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.366406][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.366574][ T32] 5d20: b8636000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.366665][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.366746][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.366825][ T32] r5:80070013 r4:80239bb0 [ 1331.366897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.367024][ T32] r4:82ac11e4 [ 1331.367073][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.367173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.367227][ T32] r4:e0635dc0 [ 1331.367278][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.367378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.367433][ T32] r4:00000000 [ 1331.367481][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.367588][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.367643][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.367748][ T32] r5:00001000 r4:e01b1000 [ 1331.367798][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.367899][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.368025][ T32] r5:8436438c r4:84364000 [ 1331.368081][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.368190][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.368284][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.368415][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.368476][ T32] r4:84be5080 [ 1331.368538][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.368651][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.368709][ T32] r4:00000001 [ 1331.368763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.368849][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.368923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.368993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.369059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.369129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.369186][ T32] r4:84be4100 [ 1331.369319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.369395][ T32] INFO: task kworker/0:153:4034 blocked for more than 457 seconds. [ 1331.369473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.369558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.369617][ T32] task:kworker/0:153 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.369813][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.369952][ T32] Call trace: [ 1331.370030][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.370143][ T32] r10:829188dc r9:e0841d84 r8:00000002 r7:60000113 r6:e0841d8c r5:85091800 [ 1331.370216][ T32] r4:85091800 [ 1331.370290][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.370389][ T32] r5:85091800 r4:829188d8 [ 1331.370437][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.370526][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.370636][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0841e08 [ 1331.370692][ T32] r4:00000000 [ 1331.370741][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.370828][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.370953][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.371058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489dd00 [ 1331.371112][ T32] r4:00000000 [ 1331.371159][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.371261][ T32] r9:83018005 r8:85091800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1331.371332][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.371454][ T32] r5:00001000 r4:dfa79000 [ 1331.371503][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.371591][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.371689][ T32] r5:850b5b8c r4:850b5800 [ 1331.371738][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.371841][ T32] r7:dddced80 r6:83018000 r5:850b5b8c r4:84a7bd00 [ 1331.371899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.372004][ T32] r10:61c88647 r9:85091800 r8:84a7bd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.372056][ T32] r4:84a7bd00 [ 1331.372102][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.372203][ T32] r10:00000000 r9:84a7bd00 r8:8027f5e8 r7:e068de60 r6:84ab5a80 r5:85091800 [ 1331.372256][ T32] r4:00000001 [ 1331.372301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.372381][ T32] Exception stack(0xe0841fb0 to 0xe0841ff8) [ 1331.372443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.372531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.372627][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.372722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.372806][ T32] r4:8489db80 [ 1331.373735][ T32] INFO: task kworker/0:153:4034 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.373815][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.373971][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.374074][ T32] Call trace: [ 1331.374202][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.374315][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.374393][ T32] r4:00000000 [ 1331.374446][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.374537][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.374602][ T32] 5d20: b8636000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.374679][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.374742][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.374801][ T32] r5:80070013 r4:80239bb0 [ 1331.374847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.374945][ T32] r4:82ac11e4 [ 1331.374994][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.375092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.375153][ T32] r4:e0635dc0 [ 1331.375198][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.375293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.375365][ T32] r4:00000000 [ 1331.375433][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.411105][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.411329][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.411512][ T32] r5:00001000 r4:e01b1000 [ 1331.411568][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.411669][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.411774][ T32] r5:8436438c r4:84364000 [ 1331.411827][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.411950][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.412004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.412139][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.412208][ T32] r4:84be5080 [ 1331.412261][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.412372][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.412429][ T32] r4:00000001 [ 1331.412480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.412567][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.412642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.412716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.412785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.412871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.412938][ T32] r4:84be4100 [ 1331.413007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.413077][ T32] INFO: task kworker/0:154:4036 blocked for more than 457 seconds. [ 1331.413147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.413202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.413257][ T32] task:kworker/0:154 state:D stack:0 pid:4036 tgid:4036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.413407][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.413545][ T32] Call trace: [ 1331.413706][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.413833][ T32] r10:829188dc r9:e49ddd84 r8:00000002 r7:60000113 r6:e49ddd8c r5:85093000 [ 1331.413898][ T32] r4:85093000 [ 1331.413967][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.414078][ T32] r5:85093000 r4:829188d8 [ 1331.414154][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.414247][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.414352][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49dde08 [ 1331.414424][ T32] r4:00000000 [ 1331.414479][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.414585][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.414688][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.414789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ce3c0 [ 1331.414843][ T32] r4:00000000 [ 1331.414900][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.415019][ T32] r9:83018005 r8:85093000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1331.415074][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.415162][ T32] r5:00001000 r4:dfce5000 [ 1331.415211][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.415301][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.415420][ T32] r5:850b638c r4:850b6000 [ 1331.415595][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.423759][ T32] r7:dddced80 r6:83018000 r5:850b638c r4:84a7bd80 [ 1331.423861][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.424002][ T32] r10:61c88647 r9:85093000 r8:84a7bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.424052][ T32] r4:84a7bd80 [ 1331.424099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.424208][ T32] r10:00000000 r9:84a7bd80 r8:8027f5e8 r7:e0841e60 r6:84ab5b00 r5:85093000 [ 1331.424266][ T32] r4:00000001 [ 1331.424314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.424399][ T32] Exception stack(0xe49ddfb0 to 0xe49ddff8) [ 1331.424471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.424556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.424628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.424711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.424773][ T32] r4:8489dc80 [ 1331.429737][ T32] INFO: task kworker/0:154:4036 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.429899][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.430063][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.430184][ T32] Call trace: [ 1331.430303][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.430427][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.430486][ T32] r4:00000000 [ 1331.430551][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.430654][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.430740][ T32] 5d20: b895a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.430816][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.430877][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.430939][ T32] r5:80070013 r4:80239bb0 [ 1331.430989][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.431087][ T32] r4:82ac11e4 [ 1331.431163][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.431271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.431374][ T32] r4:e0635dc0 [ 1331.431451][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.431553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.431627][ T32] r4:00000000 [ 1331.431683][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.431797][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.431888][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.431995][ T32] r5:00001000 r4:e01b1000 [ 1331.432046][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.432132][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.432222][ T32] r5:8436438c r4:84364000 [ 1331.432264][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.432370][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.432444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.432560][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.432615][ T32] r4:84be5080 [ 1331.432666][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.432773][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.432827][ T32] r4:00000001 [ 1331.432906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.432996][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.433063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.433132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.433218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.433308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.433389][ T32] r4:84be4100 [ 1331.433443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.433540][ T32] INFO: task kworker/0:155:4037 blocked for more than 457 seconds. [ 1331.433619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.433704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.433755][ T32] task:kworker/0:155 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.433859][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.433958][ T32] Call trace: [ 1331.434034][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.434142][ T32] r10:829188dc r9:e49e1d84 r8:00000002 r7:60000113 r6:e49e1d8c r5:85090c00 [ 1331.434199][ T32] r4:85090c00 [ 1331.434270][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.434387][ T32] r5:85090c00 r4:829188d8 [ 1331.434607][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.434724][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.434835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49e1e08 [ 1331.434901][ T32] r4:00000000 [ 1331.434950][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.435059][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.435148][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.435245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489dec0 [ 1331.435307][ T32] r4:00000000 [ 1331.435373][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.456257][ T32] r9:83018005 r8:85090c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1331.456446][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.456591][ T32] r5:00001000 r4:dfaf5000 [ 1331.456644][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.456741][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.456862][ T32] r5:850b5f8c r4:850b5c00 [ 1331.456976][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.457093][ T32] r7:dddced80 r6:83018000 r5:850b5f8c r4:84a7be00 [ 1331.457144][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.457255][ T32] r10:61c88647 r9:85090c00 r8:84a7be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.457329][ T32] r4:84a7be00 [ 1331.457394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.457503][ T32] r10:00000000 r9:84a7be00 r8:8027f5e8 r7:e49dde60 r6:84ab5b80 r5:85090c00 [ 1331.457558][ T32] r4:00000001 [ 1331.457609][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.457726][ T32] Exception stack(0xe49e1fb0 to 0xe49e1ff8) [ 1331.457799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.457867][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.457964][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.458040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.458096][ T32] r4:8489dc80 [ 1331.459036][ T32] INFO: task kworker/0:155:4037 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.459131][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.459287][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.459393][ T32] Call trace: [ 1331.459468][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.459582][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.459640][ T32] r4:00000000 [ 1331.459740][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.459840][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.459935][ T32] 5d20: b8b7d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.460037][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.460110][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.460172][ T32] r5:80070013 r4:80239bb0 [ 1331.460225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.460338][ T32] r4:82ac11e4 [ 1331.460393][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.460494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.460565][ T32] r4:e0635dc0 [ 1331.460620][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.460722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.460798][ T32] r4:00000000 [ 1331.460852][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.460969][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.461019][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.461116][ T32] r5:00001000 r4:e01b1000 [ 1331.461185][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.461291][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.461388][ T32] r5:8436438c r4:84364000 [ 1331.461456][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.461596][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.461684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.461798][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.461892][ T32] r4:84be5080 [ 1331.461958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.462067][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.462122][ T32] r4:00000001 [ 1331.462189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.462278][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.462342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.462409][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.462472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.462591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.462657][ T32] r4:84be4100 [ 1331.462709][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.462772][ T32] INFO: task kworker/0:156:4039 blocked for more than 457 seconds. [ 1331.462846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.462914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.462966][ T32] task:kworker/0:156 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.463067][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.463160][ T32] Call trace: [ 1331.463260][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.463366][ T32] r10:829188dc r9:e49f1d84 r8:00000002 r7:60000113 r6:e49f1d8c r5:85092400 [ 1331.463435][ T32] r4:85092400 [ 1331.463488][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.463587][ T32] r5:85092400 r4:829188d8 [ 1331.463635][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.463725][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.463833][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49f1e08 [ 1331.463921][ T32] r4:00000000 [ 1331.463983][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.464065][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.464149][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.464245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843621c0 [ 1331.464299][ T32] r4:00000000 [ 1331.464350][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.464454][ T32] r9:83018005 r8:85092400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1331.464505][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.464602][ T32] r5:00001000 r4:dff25000 [ 1331.464651][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.464741][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.464837][ T32] r5:850b6f8c r4:850b6c00 [ 1331.464893][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.464997][ T32] r7:dddced80 r6:83018000 r5:850b6f8c r4:84a7be80 [ 1331.465051][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.465164][ T32] r10:61c88647 r9:85092400 r8:84a7beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.465241][ T32] r4:84a7be80 [ 1331.465295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.465424][ T32] r10:00000000 r9:84a7be80 r8:8027f5e8 r7:e49dde60 r6:84ab5c00 r5:85092400 [ 1331.465488][ T32] r4:00000001 [ 1331.465591][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.496321][ T32] Exception stack(0xe49f1fb0 to 0xe49f1ff8) [ 1331.496429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.496520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.496591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.496682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.496743][ T32] r4:8489de80 [ 1331.497692][ T32] INFO: task kworker/0:156:4039 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.497774][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.497928][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.498077][ T32] Call trace: [ 1331.498178][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.498306][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.498369][ T32] r4:00000000 [ 1331.498418][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.498509][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.498579][ T32] 5d20: b8ca0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.498677][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.498777][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.498867][ T32] r5:80070013 r4:80239bb0 [ 1331.498931][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.499027][ T32] r4:82ac11e4 [ 1331.499073][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.499174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.499229][ T32] r4:e0635dc0 [ 1331.499276][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.499376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.499452][ T32] r4:00000000 [ 1331.499511][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.499627][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.499685][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.499785][ T32] r5:00001000 r4:e01b1000 [ 1331.499837][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.499939][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.500041][ T32] r5:8436438c r4:84364000 [ 1331.500090][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.500198][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.500247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.500356][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.500433][ T32] r4:84be5080 [ 1331.500504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.500619][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.500676][ T32] r4:00000001 [ 1331.500726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.500835][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.500917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.500989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.501073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.501149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.501223][ T32] r4:84be4100 [ 1331.501283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.501348][ T32] INFO: task kworker/0:157:4041 blocked for more than 458 seconds. [ 1331.501426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.501488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.501536][ T32] task:kworker/0:157 state:D stack:0 pid:4041 tgid:4041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.501643][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.501791][ T32] Call trace: [ 1331.501904][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.502016][ T32] r10:829188dc r9:e49f9d84 r8:00000002 r7:60000113 r6:e49f9d8c r5:85093c00 [ 1331.502073][ T32] r4:85093c00 [ 1331.502124][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.502224][ T32] r5:85093c00 r4:829188d8 [ 1331.502294][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.502392][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.502499][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49f9e08 [ 1331.502558][ T32] r4:00000000 [ 1331.502626][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.502725][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.502835][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.502950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917600 [ 1331.503010][ T32] r4:00000000 [ 1331.503059][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.503167][ T32] r9:83018005 r8:85093c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1331.503223][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.503326][ T32] r5:00001000 r4:dfd67000 [ 1331.503376][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.503473][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.503592][ T32] r5:850b678c r4:850b6400 [ 1331.503672][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.503797][ T32] r7:dddced80 r6:83018000 r5:850b678c r4:84a7bf00 [ 1331.503852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.503982][ T32] r10:61c88647 r9:85093c00 r8:84a7bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.504095][ T32] r4:84a7bf00 [ 1331.504169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.504276][ T32] r10:00000000 r9:84a7bf00 r8:8027f5e8 r7:e49f1e60 r6:84ab5c80 r5:85093c00 [ 1331.504335][ T32] r4:00000001 [ 1331.504384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.504477][ T32] Exception stack(0xe49f9fb0 to 0xe49f9ff8) [ 1331.504557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.504633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.504704][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.504777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.504837][ T32] r4:848ce180 [ 1331.505469][ T32] INFO: task kworker/0:157:4041 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.505594][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.505829][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.536568][ T32] Call trace: [ 1331.536669][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.536814][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.536891][ T32] r4:00000000 [ 1331.536948][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.537043][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.537117][ T32] 5d20: b8f21000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.537189][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.537251][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.537326][ T32] r5:80070013 r4:80239bb0 [ 1331.537384][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.537481][ T32] r4:82ac11e4 [ 1331.537531][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.537629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.537709][ T32] r4:e0635dc0 [ 1331.537758][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.537890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.537950][ T32] r4:00000000 [ 1331.538000][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.538128][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.538189][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.538293][ T32] r5:00001000 r4:e01b1000 [ 1331.538341][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.538429][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.538528][ T32] r5:8436438c r4:84364000 [ 1331.538594][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.538726][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.538783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.538897][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.538951][ T32] r4:84be5080 [ 1331.538999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.539120][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.539192][ T32] r4:00000001 [ 1331.539366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.539469][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.539543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.539610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.539675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.539759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.539827][ T32] r4:84be4100 [ 1331.539890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.539981][ T32] INFO: task kworker/0:158:4043 blocked for more than 458 seconds. [ 1331.540105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.540178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.540230][ T32] task:kworker/0:158 state:D stack:0 pid:4043 tgid:4043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.540346][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.540438][ T32] Call trace: [ 1331.540532][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.540643][ T32] r10:829188dc r9:e8a05d84 r8:00000002 r7:60000013 r6:e8a05d8c r5:85094800 [ 1331.540697][ T32] r4:85094800 [ 1331.540746][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.540840][ T32] r5:85094800 r4:829188d8 [ 1331.540909][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.541005][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.541116][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a05e08 [ 1331.541168][ T32] r4:00000000 [ 1331.541216][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.541303][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.541403][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.541506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362040 [ 1331.541558][ T32] r4:00000000 [ 1331.541607][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.541732][ T32] r9:83018005 r8:85094800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1331.541784][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.541887][ T32] r5:00001000 r4:dfee7000 [ 1331.541939][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.542027][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.542123][ T32] r5:850b6b8c r4:850b6800 [ 1331.542168][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.542267][ T32] r7:dddced80 r6:83018000 r5:850b6b8c r4:84a7bf80 [ 1331.542318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.542445][ T32] r10:61c88647 r9:85094800 r8:84a7bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.542504][ T32] r4:84a7bf80 [ 1331.542552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.542658][ T32] r10:00000000 r9:84a7bf80 r8:8027f5e8 r7:e49f1e60 r6:84ab5d00 r5:85094800 [ 1331.542715][ T32] r4:00000001 [ 1331.542761][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.542844][ T32] Exception stack(0xe8a05fb0 to 0xe8a05ff8) [ 1331.542913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.542978][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.543040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.543108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.543161][ T32] r4:84917700 [ 1331.544043][ T32] INFO: task kworker/0:158:4043 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.544128][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.544259][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.544358][ T32] Call trace: [ 1331.544430][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.544548][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.544606][ T32] r4:00000000 [ 1331.544655][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.544743][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.544814][ T32] 5d20: b8f21000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.544902][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.544967][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.545027][ T32] r5:80070013 r4:80239bb0 [ 1331.545099][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.545200][ T32] r4:82ac11e4 [ 1331.545248][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.545347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.545401][ T32] r4:e0635dc0 [ 1331.545446][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.572711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.572853][ T32] r4:00000000 [ 1331.572919][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.573068][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.573122][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.573228][ T32] r5:00001000 r4:e01b1000 [ 1331.573278][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.573370][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.573468][ T32] r5:8436438c r4:84364000 [ 1331.573520][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.573635][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.573710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.573821][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.573877][ T32] r4:84be5080 [ 1331.573937][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.574044][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.574100][ T32] r4:00000001 [ 1331.574150][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.574240][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.574312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.574387][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.574457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.574546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.574608][ T32] r4:84be4100 [ 1331.574666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.574730][ T32] INFO: task kworker/1:309:4046 blocked for more than 458 seconds. [ 1331.574802][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.574861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.574929][ T32] task:kworker/1:309 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.575062][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.575166][ T32] Call trace: [ 1331.575240][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.575353][ T32] r10:829188dc r9:e49fdd84 r8:00000002 r7:60000113 r6:e49fdd8c r5:85096000 [ 1331.575414][ T32] r4:85096000 [ 1331.575467][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.580185][ T32] r5:85096000 r4:829188d8 [ 1331.580253][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.580369][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.580481][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49fde08 [ 1331.580556][ T32] r4:00000000 [ 1331.580612][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.580703][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.580815][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.580933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851baa00 [ 1331.580988][ T32] r4:00000000 [ 1331.581035][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.581144][ T32] r9:83018205 r8:85096000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1331.581196][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.581297][ T32] r5:00001000 r4:dfdd5000 [ 1331.581345][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.581455][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.581569][ T32] r5:8505a38c r4:8505a000 [ 1331.581617][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.581751][ T32] r7:ddde2d80 r6:83018200 r5:8505a38c r4:84ab5d80 [ 1331.581806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.581921][ T32] r10:61c88647 r9:85096000 r8:84ab5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.581999][ T32] r4:84ab5d80 [ 1331.582062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.582170][ T32] r10:00000000 r9:84ab5d80 r8:8027f5e8 r7:e01b9e60 r6:84ab5e00 r5:85096000 [ 1331.582225][ T32] r4:00000001 [ 1331.582276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.582360][ T32] Exception stack(0xe49fdfb0 to 0xe49fdff8) [ 1331.582427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.582496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.582559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.582630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.582686][ T32] r4:848376c0 [ 1331.583620][ T32] INFO: task kworker/1:309:4046 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.583706][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.583846][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.583967][ T32] Call trace: [ 1331.584046][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.584186][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.584256][ T32] r4:00000000 [ 1331.584306][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.584400][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.584471][ T32] 5d20: b915d000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.584546][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.584612][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.584675][ T32] r5:80070013 r4:80239bb0 [ 1331.584725][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.584820][ T32] r4:82ac11e4 [ 1331.584868][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.584981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.585042][ T32] r4:e0635dc0 [ 1331.585095][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.585199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.585255][ T32] r4:00000000 [ 1331.585305][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.585418][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.585473][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.606357][ T32] r5:00001000 r4:e01b1000 [ 1331.606504][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.606636][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.606756][ T32] r5:8436438c r4:84364000 [ 1331.606843][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.606966][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.607018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.607125][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.607181][ T32] r4:84be5080 [ 1331.607228][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.607355][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.607415][ T32] r4:00000001 [ 1331.607463][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.607550][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.607619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.607706][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.607788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.607894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.607954][ T32] r4:84be4100 [ 1331.608006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.608072][ T32] INFO: task kworker/0:159:4049 blocked for more than 458 seconds. [ 1331.608143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.608201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.608270][ T32] task:kworker/0:159 state:D stack:0 pid:4049 tgid:4049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.608396][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.608514][ T32] Call trace: [ 1331.608587][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.608698][ T32] r10:829188dc r9:e8a09d84 r8:00000002 r7:60000113 r6:e8a09d8c r5:85095400 [ 1331.608759][ T32] r4:85095400 [ 1331.608808][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.608907][ T32] r5:85095400 r4:829188d8 [ 1331.608955][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.609045][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.609151][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a09e08 [ 1331.609204][ T32] r4:00000000 [ 1331.609251][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.609359][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.609456][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.609554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362240 [ 1331.609609][ T32] r4:00000000 [ 1331.609681][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.609791][ T32] r9:83018005 r8:85095400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1331.609842][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.609946][ T32] r5:00001000 r4:e00b5000 [ 1331.609994][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.610083][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.610178][ T32] r5:850b738c r4:850b7000 [ 1331.610224][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.610362][ T32] r7:dddced80 r6:83018000 r5:850b738c r4:83ae2000 [ 1331.610418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.610526][ T32] r10:61c88647 r9:85095400 r8:83ae202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.610579][ T32] r4:83ae2000 [ 1331.610644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.610753][ T32] r10:00000000 r9:83ae2000 r8:8027f5e8 r7:e49f1e60 r6:84ab5e80 r5:85095400 [ 1331.610808][ T32] r4:00000001 [ 1331.610891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.610980][ T32] Exception stack(0xe8a09fb0 to 0xe8a09ff8) [ 1331.611044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.611111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.611179][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.611252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.611325][ T32] r4:84362380 [ 1331.612231][ T32] INFO: task kworker/0:159:4049 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.612330][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.612462][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.612558][ T32] Call trace: [ 1331.612622][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.612810][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.612873][ T32] r4:00000000 [ 1331.612929][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.613024][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.613114][ T32] 5d20: b9368000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.613228][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.613298][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.613373][ T32] r5:80070013 r4:80239bb0 [ 1331.613449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.613551][ T32] r4:82ac11e4 [ 1331.613622][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.613752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.613809][ T32] r4:e0635dc0 [ 1331.613857][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.613990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.614055][ T32] r4:00000000 [ 1331.614108][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.614225][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.614301][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.614408][ T32] r5:00001000 r4:e01b1000 [ 1331.614465][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.614558][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.614656][ T32] r5:8436438c r4:84364000 [ 1331.614706][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.614807][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.614859][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.614980][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.615035][ T32] r4:84be5080 [ 1331.615082][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.615183][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.615236][ T32] r4:00000001 [ 1331.615286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.615365][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.615429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.615499][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.643711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.643910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.643980][ T32] r4:84be4100 [ 1331.644042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.644109][ T32] INFO: task kworker/0:160:4051 blocked for more than 458 seconds. [ 1331.644186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.644242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.644295][ T32] task:kworker/0:160 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.644422][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.644550][ T32] Call trace: [ 1331.644630][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.644761][ T32] r10:829188dc r9:e8a11d84 r8:00000002 r7:60000113 r6:e8a11d8c r5:85098c00 [ 1331.644825][ T32] r4:85098c00 [ 1331.644891][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.645000][ T32] r5:85098c00 r4:829188d8 [ 1331.645054][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.645151][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.645262][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a11e08 [ 1331.645316][ T32] r4:00000000 [ 1331.645367][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.645457][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.646121][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.646267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362500 [ 1331.646366][ T32] r4:00000000 [ 1331.646426][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.646537][ T32] r9:83018005 r8:85098c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1331.646608][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.646721][ T32] r5:00001000 r4:e015f000 [ 1331.646772][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.646894][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.647011][ T32] r5:850b7b8c r4:850b7800 [ 1331.647063][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.647172][ T32] r7:dddced80 r6:83018000 r5:850b7b8c r4:83ae2080 [ 1331.647224][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.647330][ T32] r10:61c88647 r9:85098c00 r8:83ae20ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.647384][ T32] r4:83ae2080 [ 1331.647433][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.647538][ T32] r10:00000000 r9:83ae2080 r8:8027f5e8 r7:e8a09e60 r6:84ab5f00 r5:85098c00 [ 1331.647593][ T32] r4:00000001 [ 1331.647642][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.647730][ T32] Exception stack(0xe8a11fb0 to 0xe8a11ff8) [ 1331.647798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.647892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.647970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.648042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.648096][ T32] r4:84362300 [ 1331.649025][ T32] INFO: task kworker/0:160:4051 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.649101][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.649238][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.649341][ T32] Call trace: [ 1331.649413][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.649525][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.649604][ T32] r4:00000000 [ 1331.649691][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.649795][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.649866][ T32] 5d20: b952c000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.649952][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.650015][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.650074][ T32] r5:80070013 r4:80239bb0 [ 1331.650121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.650216][ T32] r4:82ac11e4 [ 1331.650282][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.650390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.650444][ T32] r4:e0635dc0 [ 1331.650490][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.650590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.650664][ T32] r4:00000000 [ 1331.650721][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.650833][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.650892][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.650993][ T32] r5:00001000 r4:e01b1000 [ 1331.651041][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.651133][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.651229][ T32] r5:8436438c r4:84364000 [ 1331.651281][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.651386][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.651461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.651570][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.651626][ T32] r4:84be5080 [ 1331.651675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.651782][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.651836][ T32] r4:00000001 [ 1331.651894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.651999][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.652090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.652163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.652248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.652324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.652378][ T32] r4:84be4100 [ 1331.652429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.652513][ T32] INFO: task kworker/0:161:4052 blocked for more than 458 seconds. [ 1331.652585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.652644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.652695][ T32] task:kworker/0:161 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.652799][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.652903][ T32] Call trace: [ 1331.652975][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.653079][ T32] r10:829188dc r9:e8a15d84 r8:00000002 r7:60000113 r6:e8a15d8c r5:85099800 [ 1331.653135][ T32] r4:85099800 [ 1331.653184][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.653280][ T32] r5:85099800 r4:829188d8 [ 1331.653329][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.653417][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.653524][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a15e08 [ 1331.653586][ T32] r4:00000000 [ 1331.653634][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.653746][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.653833][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.653938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362300 [ 1331.653994][ T32] r4:00000000 [ 1331.654045][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.654151][ T32] r9:83018005 r8:85099800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1331.654203][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.654301][ T32] r5:00001000 r4:e0141000 [ 1331.654350][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.654440][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.654534][ T32] r5:850b778c r4:850b7400 [ 1331.654620][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.654727][ T32] r7:dddced80 r6:83018000 r5:850b778c r4:83ae2100 [ 1331.654779][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.654913][ T32] r10:61c88647 r9:85099800 r8:83ae212c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.654988][ T32] r4:83ae2100 [ 1331.655041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.655148][ T32] r10:00000000 r9:83ae2100 r8:8027f5e8 r7:e8a11e60 r6:84ab5f80 r5:85099800 [ 1331.655207][ T32] r4:00000001 [ 1331.655256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.655340][ T32] Exception stack(0xe8a15fb0 to 0xe8a15ff8) [ 1331.655405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.655512][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.686611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.686730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.686790][ T32] r4:84362300 [ 1331.687729][ T32] INFO: task kworker/0:161:4052 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.687812][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.687977][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.688108][ T32] Call trace: [ 1331.688185][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.688306][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.688362][ T32] r4:00000000 [ 1331.688411][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.688501][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.688571][ T32] 5d20: b96e1000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.688643][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.688707][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.688772][ T32] r5:80070013 r4:80239bb0 [ 1331.688820][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.688925][ T32] r4:82ac11e4 [ 1331.688977][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.689097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.689161][ T32] r4:e0635dc0 [ 1331.689210][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.689330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.689390][ T32] r4:00000000 [ 1331.689438][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.689567][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.689627][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.689752][ T32] r5:00001000 r4:e01b1000 [ 1331.689802][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.689900][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.690001][ T32] r5:8436438c r4:84364000 [ 1331.690050][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.690157][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.690208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.690314][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.690366][ T32] r4:84be5080 [ 1331.690415][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.690520][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.690573][ T32] r4:00000001 [ 1331.690620][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.690705][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.690768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.690837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.690909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.690978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.691031][ T32] r4:84be4100 [ 1331.691105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.691175][ T32] INFO: task kworker/0:162:4054 blocked for more than 458 seconds. [ 1331.691248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.691307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.691357][ T32] task:kworker/0:162 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.691481][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.691574][ T32] Call trace: [ 1331.691647][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.691756][ T32] r10:829188dc r9:e8a1dd84 r8:00000002 r7:60000113 r6:e8a1dd8c r5:85098000 [ 1331.691810][ T32] r4:85098000 [ 1331.691857][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.691960][ T32] r5:85098000 r4:829188d8 [ 1331.692009][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.692098][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.692204][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a1de08 [ 1331.692255][ T32] r4:00000000 [ 1331.692302][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.692388][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.692470][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.692573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362900 [ 1331.692628][ T32] r4:00000000 [ 1331.692679][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.692783][ T32] r9:83018005 r8:85098000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1331.692835][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.692939][ T32] r5:00001000 r4:dfc3b000 [ 1331.692986][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.693077][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.693173][ T32] r5:850b878c r4:850b8400 [ 1331.693220][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.693324][ T32] r7:dddced80 r6:83018000 r5:850b878c r4:83ae2180 [ 1331.693374][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.693490][ T32] r10:61c88647 r9:85098000 r8:83ae21ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.693577][ T32] r4:83ae2180 [ 1331.693628][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.693757][ T32] r10:00000000 r9:83ae2180 r8:8027f5e8 r7:e8a11e60 r6:848e8000 r5:85098000 [ 1331.693814][ T32] r4:00000001 [ 1331.693878][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.693972][ T32] Exception stack(0xe8a1dfb0 to 0xe8a1dff8) [ 1331.694036][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.694117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.694189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.694256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.694316][ T32] r4:84362440 [ 1331.694959][ T32] INFO: task kworker/0:162:4054 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.695034][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.695165][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.695261][ T32] Call trace: [ 1331.695332][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.695466][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.717570][ T32] r4:00000000 [ 1331.717806][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.717962][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.718042][ T32] 5d20: b9952000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.718117][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.718182][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.718244][ T32] r5:80070013 r4:80239bb0 [ 1331.718293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.718412][ T32] r4:82ac11e4 [ 1331.718478][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.718596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.718652][ T32] r4:e0635dc0 [ 1331.718737][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.718854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.718939][ T32] r4:00000000 [ 1331.718995][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.719105][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.719162][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.719266][ T32] r5:00001000 r4:e01b1000 [ 1331.719317][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.719406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.719503][ T32] r5:8436438c r4:84364000 [ 1331.719551][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.719658][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.719710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.719816][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.719893][ T32] r4:84be5080 [ 1331.719951][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.720061][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.720114][ T32] r4:00000001 [ 1331.720161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.720244][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.720308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.720379][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.720445][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.720513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.720583][ T32] r4:84be4100 [ 1331.720647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.720717][ T32] INFO: task kworker/0:163:4056 blocked for more than 458 seconds. [ 1331.720792][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.720853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.720915][ T32] task:kworker/0:163 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.721043][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.721143][ T32] Call trace: [ 1331.721217][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.721322][ T32] r10:829188dc r9:e088dd84 r8:00000002 r7:60000013 r6:e088dd8c r5:8509a400 [ 1331.721399][ T32] r4:8509a400 [ 1331.721472][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.721575][ T32] r5:8509a400 r4:829188d8 [ 1331.721623][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.721765][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.721897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e088de08 [ 1331.721954][ T32] r4:00000000 [ 1331.722001][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.722088][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.722172][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.722269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362700 [ 1331.722322][ T32] r4:00000000 [ 1331.722371][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.722473][ T32] r9:83018005 r8:8509a400 r7:00000000 r6:83018000 r5:00001000 r4:7f00b000 [ 1331.722524][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.722619][ T32] r5:00001000 r4:df9fb000 [ 1331.722692][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.722792][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.722898][ T32] r5:850b7f8c r4:850b7c00 [ 1331.722947][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.723052][ T32] r7:dddced80 r6:83018000 r5:850b7f8c r4:83ae2200 [ 1331.723104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.723210][ T32] r10:61c88647 r9:8509a400 r8:83ae222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.723263][ T32] r4:83ae2200 [ 1331.723311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.723432][ T32] r10:00000000 r9:83ae2200 r8:8027f5e8 r7:e8a1de60 r6:848e8080 r5:8509a400 [ 1331.723489][ T32] r4:00000001 [ 1331.723540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.723628][ T32] Exception stack(0xe088dfb0 to 0xe088dff8) [ 1331.723714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.723800][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.723866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.723944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.723995][ T32] r4:84362540 [ 1331.724894][ T32] INFO: task kworker/0:163:4056 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.724978][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.725167][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.725268][ T32] Call trace: [ 1331.725342][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.725455][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.753262][ T32] r4:00000000 [ 1331.753435][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.753578][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.753678][ T32] 5d20: b9c21000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.753756][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.753819][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.753878][ T32] r5:80070013 r4:80239bb0 [ 1331.753934][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.754032][ T32] r4:82ac11e4 [ 1331.754082][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.754181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.754237][ T32] r4:e0635dc0 [ 1331.754309][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.754419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.754476][ T32] r4:00000000 [ 1331.754525][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.754634][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.754687][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.754790][ T32] r5:00001000 r4:e01b1000 [ 1331.754841][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.754945][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.755048][ T32] r5:8436438c r4:84364000 [ 1331.755097][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.755202][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.755259][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.755393][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.755452][ T32] r4:84be5080 [ 1331.760281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.760487][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.760546][ T32] r4:00000001 [ 1331.760597][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.760689][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.760759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.760828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.760900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.760973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.761028][ T32] r4:84be4100 [ 1331.761104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.761197][ T32] INFO: task kworker/0:164:4058 blocked for more than 458 seconds. [ 1331.761271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.761329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.761379][ T32] task:kworker/0:164 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.761503][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.761606][ T32] Call trace: [ 1331.761707][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.761821][ T32] r10:829188dc r9:e0979d84 r8:00000002 r7:60000013 r6:e0979d8c r5:8509b000 [ 1331.761874][ T32] r4:8509b000 [ 1331.761936][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.762054][ T32] r5:8509b000 r4:829188d8 [ 1331.762109][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.762200][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.762308][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0979e08 [ 1331.762363][ T32] r4:00000000 [ 1331.762411][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.762522][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.762619][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.762723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:843627c0 [ 1331.762777][ T32] r4:00000000 [ 1331.762826][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.762945][ T32] r9:83018005 r8:8509b000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1331.762997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.763094][ T32] r5:00001000 r4:dfb8b000 [ 1331.763143][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.763234][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.763330][ T32] r5:850b838c r4:850b8000 [ 1331.763379][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.763479][ T32] r7:dddced80 r6:83018000 r5:850b838c r4:83ae2280 [ 1331.763547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.763663][ T32] r10:61c88647 r9:8509b000 r8:83ae22ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.763721][ T32] r4:83ae2280 [ 1331.763770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.763876][ T32] r10:00000000 r9:83ae2280 r8:8027f5e8 r7:e8a1de60 r6:848e8100 r5:8509b000 [ 1331.763940][ T32] r4:00000001 [ 1331.763984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.764067][ T32] Exception stack(0xe0979fb0 to 0xe0979ff8) [ 1331.764156][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.764227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.764316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.764395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.764449][ T32] r4:84362640 [ 1331.765379][ T32] INFO: task kworker/0:164:4058 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.765456][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.783806][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.784070][ T32] Call trace: [ 1331.784156][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.784281][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.784342][ T32] r4:00000000 [ 1331.784421][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.784546][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.784627][ T32] 5d20: b9da9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.784706][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.784769][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.784830][ T32] r5:80070013 r4:80239bb0 [ 1331.784893][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.784996][ T32] r4:82ac11e4 [ 1331.785050][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.785149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.785202][ T32] r4:e0635dc0 [ 1331.785255][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.785381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.785442][ T32] r4:00000000 [ 1331.785539][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.790190][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.790265][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.790394][ T32] r5:00001000 r4:e01b1000 [ 1331.790446][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.790539][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.790638][ T32] r5:8436438c r4:84364000 [ 1331.790689][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.790798][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.790850][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.790965][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.791019][ T32] r4:84be5080 [ 1331.791066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.791173][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.791227][ T32] r4:00000001 [ 1331.791275][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.791362][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.791454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.791523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.791589][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.791659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.791713][ T32] r4:84be4100 [ 1331.791790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.791865][ T32] INFO: task kworker/0:165:4060 blocked for more than 458 seconds. [ 1331.791948][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.792006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.792056][ T32] task:kworker/0:165 state:D stack:0 pid:4060 tgid:4060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.792177][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.792276][ T32] Call trace: [ 1331.792350][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.792461][ T32] r10:829188dc r9:e4985d84 r8:00000002 r7:60000113 r6:e4985d8c r5:8509c800 [ 1331.792515][ T32] r4:8509c800 [ 1331.792564][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.792660][ T32] r5:8509c800 r4:829188d8 [ 1331.792709][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.792801][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.792917][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4985e08 [ 1331.792992][ T32] r4:00000000 [ 1331.793048][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.793159][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.793256][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.793384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362bc0 [ 1331.793449][ T32] r4:00000000 [ 1331.793522][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.793627][ T32] r9:83018005 r8:8509c800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.793705][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.793817][ T32] r5:00001000 r4:dfdc9000 [ 1331.793890][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.793986][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.794081][ T32] r5:850b8f8c r4:850b8c00 [ 1331.794151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.794263][ T32] r7:dddced80 r6:83018000 r5:850b8f8c r4:83ae2300 [ 1331.794387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.794498][ T32] r10:61c88647 r9:8509c800 r8:83ae232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.794557][ T32] r4:83ae2300 [ 1331.794605][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.794708][ T32] r10:00000000 r9:83ae2300 r8:8027f5e8 r7:e8a1de60 r6:848e8180 r5:8509c800 [ 1331.794764][ T32] r4:00000001 [ 1331.794819][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.794912][ T32] Exception stack(0xe4985fb0 to 0xe4985ff8) [ 1331.794980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.795047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.795115][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.795185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.795235][ T32] r4:84362940 [ 1331.813886][ T32] INFO: task kworker/0:165:4060 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.814090][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.814251][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.814374][ T32] Call trace: [ 1331.814454][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.814576][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.814635][ T32] r4:00000000 [ 1331.814721][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.814822][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.814905][ T32] 5d20: b9f47000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.814975][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.815038][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.815118][ T32] r5:80070013 r4:80239bb0 [ 1331.815174][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.815274][ T32] r4:82ac11e4 [ 1331.815328][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.815432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.815553][ T32] r4:e0635dc0 [ 1331.826336][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.826524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.826597][ T32] r4:00000000 [ 1331.826655][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.826774][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.826833][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.826977][ T32] r5:00001000 r4:e01b1000 [ 1331.827044][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.827143][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.827243][ T32] r5:8436438c r4:84364000 [ 1331.827297][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.827407][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.827460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.827569][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.827628][ T32] r4:84be5080 [ 1331.827678][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.827790][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.827844][ T32] r4:00000001 [ 1331.827901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.827991][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.828065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.828135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.828198][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.828269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.828328][ T32] r4:84be4100 [ 1331.828382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.828445][ T32] INFO: task kworker/0:166:4064 blocked for more than 458 seconds. [ 1331.828518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.828603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.828666][ T32] task:kworker/0:166 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.828805][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.828915][ T32] Call trace: [ 1331.828992][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.829108][ T32] r10:829188dc r9:e8a25d84 r8:00000002 r7:60000113 r6:e8a25d8c r5:8509ec00 [ 1331.829165][ T32] r4:8509ec00 [ 1331.829228][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.829341][ T32] r5:8509ec00 r4:829188d8 [ 1331.829395][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.829488][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.829592][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a25e08 [ 1331.829678][ T32] r4:00000000 [ 1331.829735][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.829824][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.829929][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.830057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362a40 [ 1331.830126][ T32] r4:00000000 [ 1331.830187][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.830298][ T32] r9:83018005 r8:8509ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.830353][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.830460][ T32] r5:00001000 r4:dfca1000 [ 1331.830511][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.830604][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.830703][ T32] r5:850b8b8c r4:850b8800 [ 1331.830786][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.830906][ T32] r7:dddced80 r6:83018000 r5:850b8b8c r4:83ae2380 [ 1331.830959][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.831070][ T32] r10:61c88647 r9:8509ec00 r8:83ae23ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.831128][ T32] r4:83ae2380 [ 1331.831174][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.831275][ T32] r10:00000000 r9:83ae2380 r8:8027f5e8 r7:e4985e60 r6:848e8200 r5:8509ec00 [ 1331.831343][ T32] r4:00000001 [ 1331.831454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.831541][ T32] Exception stack(0xe8a25fb0 to 0xe8a25ff8) [ 1331.831602][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.831675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.831740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.831812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.831880][ T32] r4:84362a80 [ 1331.832826][ T32] INFO: task kworker/0:166:4064 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.832933][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.833068][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.833198][ T32] Call trace: [ 1331.833296][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.833429][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.833492][ T32] r4:00000000 [ 1331.833543][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.833641][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.833746][ T32] 5d20: ba085000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.833833][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.833920][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.833978][ T32] r5:80070013 r4:80239bb0 [ 1331.834045][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.834149][ T32] r4:82ac11e4 [ 1331.834199][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.834304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.834362][ T32] r4:e0635dc0 [ 1331.834411][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.834511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.834564][ T32] r4:00000000 [ 1331.834611][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.834741][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.834794][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.834899][ T32] r5:00001000 r4:e01b1000 [ 1331.834966][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.835066][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.835164][ T32] r5:8436438c r4:84364000 [ 1331.835214][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.835322][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.835389][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.858574][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.858757][ T32] r4:84be5080 [ 1331.858837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.858994][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.859057][ T32] r4:00000001 [ 1331.859112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.859201][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.859271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.859343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.859412][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.859485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.859541][ T32] r4:84be4100 [ 1331.859611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.859682][ T32] INFO: task kworker/0:167:4065 blocked for more than 458 seconds. [ 1331.859758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.859822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.859891][ T32] task:kworker/0:167 state:D stack:0 pid:4065 tgid:4065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.860050][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.860160][ T32] Call trace: [ 1331.860248][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.860371][ T32] r10:829188dc r9:e8a29d84 r8:00000002 r7:60000013 r6:e8a29d8c r5:8509bc00 [ 1331.860455][ T32] r4:8509bc00 [ 1331.860515][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.860627][ T32] r5:8509bc00 r4:829188d8 [ 1331.860680][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.860777][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.860897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a29e08 [ 1331.860954][ T32] r4:00000000 [ 1331.861010][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.861099][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.861189][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.861298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362d80 [ 1331.861369][ T32] r4:00000000 [ 1331.861423][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.861530][ T32] r9:83018005 r8:8509bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1331.861587][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.861716][ T32] r5:00001000 r4:dfe0d000 [ 1331.861772][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.861879][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.861985][ T32] r5:850b938c r4:850b9000 [ 1331.862038][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.862144][ T32] r7:dddced80 r6:83018000 r5:850b938c r4:83ae2400 [ 1331.862198][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.862328][ T32] r10:61c88647 r9:8509bc00 r8:83ae242c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.862398][ T32] r4:83ae2400 [ 1331.862447][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.862554][ T32] r10:00000000 r9:83ae2400 r8:8027f5e8 r7:e4985e60 r6:848e8280 r5:8509bc00 [ 1331.862654][ T32] r4:00000001 [ 1331.862710][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.862796][ T32] Exception stack(0xe8a29fb0 to 0xe8a29ff8) [ 1331.862863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.862942][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.863010][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.863081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.863142][ T32] r4:84362a80 [ 1331.864048][ T32] INFO: task kworker/0:167:4065 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.864135][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.864267][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.864370][ T32] Call trace: [ 1331.864454][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.864575][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.864640][ T32] r4:00000000 [ 1331.864694][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.864799][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.864888][ T32] 5d20: ba2a9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.864963][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.865029][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.865090][ T32] r5:80070013 r4:80239bb0 [ 1331.865139][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.865233][ T32] r4:82ac11e4 [ 1331.865286][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.865499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.885921][ T32] r4:e0635dc0 [ 1331.886007][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.886085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.886111][ T32] r4:00000000 [ 1331.886132][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.886186][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.886209][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.886259][ T32] r5:00001000 r4:e01b1000 [ 1331.886279][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.886320][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.886366][ T32] r5:8436438c r4:84364000 [ 1331.886386][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.886437][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.886457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.886507][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.886531][ T32] r4:84be5080 [ 1331.886551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.886601][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.886660][ T32] r4:00000001 [ 1331.886687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.886729][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.886779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.886844][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.886882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.886917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.886941][ T32] r4:84be4100 [ 1331.886965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.887017][ T32] INFO: task kworker/0:168:4067 blocked for more than 458 seconds. [ 1331.887096][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.887159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.887240][ T32] task:kworker/0:168 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.887387][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.887494][ T32] Call trace: [ 1331.887574][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.887706][ T32] r10:829188dc r9:e8a31d84 r8:00000002 r7:60000013 r6:e8a31d8c r5:8509e000 [ 1331.887769][ T32] r4:8509e000 [ 1331.887823][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.887915][ T32] r5:8509e000 r4:829188d8 [ 1331.887965][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.888058][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.888182][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a31e08 [ 1331.888244][ T32] r4:00000000 [ 1331.888295][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.888384][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.888485][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.888593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362d40 [ 1331.888661][ T32] r4:00000000 [ 1331.888712][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.888823][ T32] r9:83018005 r8:8509e000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.888880][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.888983][ T32] r5:00001000 r4:dffc1000 [ 1331.889049][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.889138][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.889223][ T32] r5:850b978c r4:850b9400 [ 1331.889278][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.889410][ T32] r7:dddced80 r6:83018000 r5:850b978c r4:83ae2480 [ 1331.889476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.889591][ T32] r10:61c88647 r9:8509e000 r8:83ae24ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.889688][ T32] r4:83ae2480 [ 1331.889745][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.889862][ T32] r10:00000000 r9:83ae2480 r8:8027f5e8 r7:e8a29e60 r6:848e8300 r5:8509e000 [ 1331.889921][ T32] r4:00000001 [ 1331.889971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.890063][ T32] Exception stack(0xe8a31fb0 to 0xe8a31ff8) [ 1331.890148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.890216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.890280][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.890348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.890402][ T32] r4:84362d40 [ 1331.891332][ T32] INFO: task kworker/0:168:4067 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.891443][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.891566][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.891669][ T32] Call trace: [ 1331.891746][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.891885][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.891958][ T32] r4:00000000 [ 1331.892022][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.892117][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.892188][ T32] 5d20: ba598000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.892223][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.892254][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.892280][ T32] r5:80070013 r4:80239bb0 [ 1331.892325][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.892375][ T32] r4:82ac11e4 [ 1331.892396][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.892443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.892479][ T32] r4:e0635dc0 [ 1331.892530][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.892657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.892720][ T32] r4:00000000 [ 1331.892786][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.892902][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.892996][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.893113][ T32] r5:00001000 r4:e01b1000 [ 1331.893158][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.893245][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.893344][ T32] r5:8436438c r4:84364000 [ 1331.893394][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.893505][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.893564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.893725][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.893785][ T32] r4:84be5080 [ 1331.893838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.893954][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.894013][ T32] r4:00000001 [ 1331.894073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.894177][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.894259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.894338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.894411][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.894481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.894541][ T32] r4:84be4100 [ 1331.894619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.894685][ T32] INFO: task kworker/0:169:4068 blocked for more than 458 seconds. [ 1331.894746][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.894798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.894845][ T32] task:kworker/0:169 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.894943][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.895035][ T32] Call trace: [ 1331.895105][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.895211][ T32] r10:829188dc r9:e8a35d84 r8:00000002 r7:60000113 r6:e8a35d8c r5:85096c00 [ 1331.895266][ T32] r4:85096c00 [ 1331.895317][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.895409][ T32] r5:85096c00 r4:829188d8 [ 1331.895521][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.923628][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.923820][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a35e08 [ 1331.923903][ T32] r4:00000000 [ 1331.923957][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.924053][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.924147][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.924243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f040 [ 1331.924298][ T32] r4:00000000 [ 1331.924344][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.924452][ T32] r9:83018005 r8:85096c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1331.924505][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.924603][ T32] r5:00001000 r4:e0097000 [ 1331.924660][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.924751][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.924862][ T32] r5:850ba78c r4:850ba400 [ 1331.924912][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.925017][ T32] r7:dddced80 r6:83018000 r5:850ba78c r4:83ae2500 [ 1331.925065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.925170][ T32] r10:61c88647 r9:85096c00 r8:83ae252c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.925223][ T32] r4:83ae2500 [ 1331.925271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.925375][ T32] r10:00000000 r9:83ae2500 r8:8027f5e8 r7:e8a31e60 r6:848e8380 r5:85096c00 [ 1331.925427][ T32] r4:00000001 [ 1331.925547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.929191][ T32] Exception stack(0xe8a35fb0 to 0xe8a35ff8) [ 1331.929244][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.929276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.929304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.929339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.929364][ T32] r4:84362d40 [ 1331.929898][ T32] INFO: task kworker/0:169:4068 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.929962][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.930072][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.930135][ T32] Call trace: [ 1331.930169][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.930226][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.930271][ T32] r4:00000000 [ 1331.930295][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.930338][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.930368][ T32] 5d20: ba8ab000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.930400][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.930427][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.930452][ T32] r5:80070013 r4:80239bb0 [ 1331.930472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.930516][ T32] r4:82ac11e4 [ 1331.930555][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.930612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.930637][ T32] r4:e0635dc0 [ 1331.930672][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.930731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.930777][ T32] r4:00000000 [ 1331.930801][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.930852][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.930883][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.930948][ T32] r5:00001000 r4:e01b1000 [ 1331.930988][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.931046][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.931095][ T32] r5:8436438c r4:84364000 [ 1331.931116][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.931165][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.931207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.931267][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.931323][ T32] r4:84be5080 [ 1331.931374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.931504][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.931559][ T32] r4:00000001 [ 1331.931603][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.931692][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.931755][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.931825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.931896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.931969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.932037][ T32] r4:84be4100 [ 1331.932090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.932155][ T32] INFO: task kworker/0:170:4070 blocked for more than 458 seconds. [ 1331.932231][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.932305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.932357][ T32] task:kworker/0:170 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.932461][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.932589][ T32] Call trace: [ 1331.932673][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.932776][ T32] r10:829188dc r9:e8a41d84 r8:00000002 r7:60000113 r6:e8a41d8c r5:850a0c00 [ 1331.932836][ T32] r4:850a0c00 [ 1331.932889][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.932988][ T32] r5:850a0c00 r4:829188d8 [ 1331.933040][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.933151][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.933266][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a41e08 [ 1331.933318][ T32] r4:00000000 [ 1331.933364][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.933451][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.933551][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.933696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84362f40 [ 1331.933763][ T32] r4:00000000 [ 1331.933817][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.933929][ T32] r9:83018005 r8:850a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1331.933997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.934150][ T32] r5:00001000 r4:dffed000 [ 1331.934212][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.934313][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.934422][ T32] r5:850b9b8c r4:850b9800 [ 1331.934477][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.934596][ T32] r7:dddced80 r6:83018000 r5:850b9b8c r4:83ae2600 [ 1331.934631][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.934716][ T32] r10:61c88647 r9:850a0c00 r8:83ae262c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.934743][ T32] r4:83ae2600 [ 1331.934764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.934830][ T32] r10:00000000 r9:83ae2600 r8:8027f5e8 r7:e8a35e60 r6:848e8400 r5:850a0c00 [ 1331.934857][ T32] r4:00000001 [ 1331.934877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.934914][ T32] Exception stack(0xe8a41fb0 to 0xe8a41ff8) [ 1331.934942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.934971][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.934998][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.935031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.935053][ T32] r4:8489df40 [ 1331.935412][ T32] INFO: task kworker/0:170:4070 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.935449][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.956365][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.956555][ T32] Call trace: [ 1331.956670][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.956797][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.956855][ T32] r4:00000000 [ 1331.956906][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.957068][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.957163][ T32] 5d20: baabb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.957235][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.957297][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.957373][ T32] r5:80070013 r4:80239bb0 [ 1331.957448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.957552][ T32] r4:82ac11e4 [ 1331.957621][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.957746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.957801][ T32] r4:e0635dc0 [ 1331.957850][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.957968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.958025][ T32] r4:00000000 [ 1331.958092][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.958211][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.958279][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.958369][ T32] r5:00001000 r4:e01b1000 [ 1331.958430][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.958520][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.958621][ T32] r5:8436438c r4:84364000 [ 1331.958687][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.958796][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.958885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.959008][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.959081][ T32] r4:84be5080 [ 1331.959152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.959266][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.959365][ T32] r4:00000001 [ 1331.959425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.959510][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.959575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.959656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.959724][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.959815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.959872][ T32] r4:84be4100 [ 1331.959925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.959991][ T32] INFO: task kworker/0:171:4072 blocked for more than 458 seconds. [ 1331.960059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.960132][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.960196][ T32] task:kworker/0:171 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.960325][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.960412][ T32] Call trace: [ 1331.960485][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1331.960603][ T32] r10:829188dc r9:e8a49d84 r8:00000002 r7:60000113 r6:e8a49d8c r5:850a2400 [ 1331.960673][ T32] r4:850a2400 [ 1331.960731][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1331.960825][ T32] r5:850a2400 r4:829188d8 [ 1331.960875][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.960963][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.961084][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a49e08 [ 1331.961143][ T32] r4:00000000 [ 1331.961205][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1331.961312][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1331.961428][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.961534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917a00 [ 1331.961582][ T32] r4:00000000 [ 1331.961641][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.961774][ T32] r9:83018005 r8:850a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1331.961825][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.961923][ T32] r5:00001000 r4:e0023000 [ 1331.961977][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.962073][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.962170][ T32] r5:850b9f8c r4:850b9c00 [ 1331.962218][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.962324][ T32] r7:dddced80 r6:83018000 r5:850b9f8c r4:83ae2580 [ 1331.962377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.962492][ T32] r10:61c88647 r9:850a2400 r8:83ae25ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.962551][ T32] r4:83ae2580 [ 1331.962595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.962709][ T32] r10:00000000 r9:83ae2580 r8:8027f5e8 r7:e8a35e60 r6:848e8480 r5:850a2400 [ 1331.962801][ T32] r4:00000001 [ 1331.962878][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.962969][ T32] Exception stack(0xe8a49fb0 to 0xe8a49ff8) [ 1331.963035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.963105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.963168][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.963242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.963299][ T32] r4:84917580 [ 1331.964227][ T32] INFO: task kworker/0:171:4072 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1331.964361][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.964534][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.964640][ T32] Call trace: [ 1331.964728][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1331.964858][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1331.964919][ T32] r4:00000000 [ 1331.964981][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.965078][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1331.965150][ T32] 5d20: baabb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1331.965224][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1331.965286][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1331.965359][ T32] r5:80070013 r4:80239bb0 [ 1331.965421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.993876][ T32] r4:82ac11e4 [ 1331.994011][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.994191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1331.994254][ T32] r4:e0635dc0 [ 1331.994320][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1331.994440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1331.994500][ T32] r4:00000000 [ 1331.994554][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1331.994667][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1331.994718][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1331.994782][ T32] r5:00001000 r4:e01b1000 [ 1331.994803][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1331.994845][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.994890][ T32] r5:8436438c r4:84364000 [ 1331.994910][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.994960][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1331.994994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.995048][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.995072][ T32] r4:84be5080 [ 1331.995092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.995141][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1331.995182][ T32] r4:00000001 [ 1331.995206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.995245][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1331.995276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.995338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.995375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.995408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.995543][ T32] r4:84be4100 [ 1332.006098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.006221][ T32] INFO: task kworker/0:172:4074 blocked for more than 458 seconds. [ 1332.006310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.006414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.006477][ T32] task:kworker/0:172 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.006627][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.006740][ T32] Call trace: [ 1332.006776][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.006836][ T32] r10:829188dc r9:e8a51d84 r8:00000002 r7:60000013 r6:e8a51d8c r5:850a1800 [ 1332.006875][ T32] r4:850a1800 [ 1332.006900][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.006971][ T32] r5:850a1800 r4:829188d8 [ 1332.006996][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.007039][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.007112][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a51e08 [ 1332.007139][ T32] r4:00000000 [ 1332.007159][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.007208][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.007257][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.007305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837e00 [ 1332.007361][ T32] r4:00000000 [ 1332.007386][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.007438][ T32] r9:83018005 r8:850a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1332.007460][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.007504][ T32] r5:00001000 r4:e005f000 [ 1332.007523][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.007565][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.007616][ T32] r5:850ba38c r4:850ba000 [ 1332.007638][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.007688][ T32] r7:dddced80 r6:83018000 r5:850ba38c r4:83ae2680 [ 1332.007709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.007760][ T32] r10:61c88647 r9:850a1800 r8:83ae26ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.007817][ T32] r4:83ae2680 [ 1332.007885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.007948][ T32] r10:00000000 r9:83ae2680 r8:8027f5e8 r7:e8a35e60 r6:848e8500 r5:850a1800 [ 1332.007975][ T32] r4:00000001 [ 1332.007995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.008034][ T32] Exception stack(0xe8a51fb0 to 0xe8a51ff8) [ 1332.008080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.008147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.008179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.008232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.008259][ T32] r4:84837fc0 [ 1332.008761][ T32] INFO: task kworker/0:172:4074 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.008796][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.008856][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.008934][ T32] Call trace: [ 1332.008971][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.009034][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.009080][ T32] r4:00000000 [ 1332.009108][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.009149][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.009201][ T32] 5d20: bb2b9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.009256][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.009288][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.009343][ T32] r5:80070013 r4:80239bb0 [ 1332.009368][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.009415][ T32] r4:82ac11e4 [ 1332.009435][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.009482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.009505][ T32] r4:e0635dc0 [ 1332.009524][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.009568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.009615][ T32] r4:00000000 [ 1332.009641][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.009741][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.009765][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.009843][ T32] r5:00001000 r4:e01b1000 [ 1332.009884][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.009929][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.009974][ T32] r5:8436438c r4:84364000 [ 1332.010015][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.010069][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.010099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.010153][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.010177][ T32] r4:84be5080 [ 1332.010206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.010259][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.010302][ T32] r4:00000001 [ 1332.010325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.010373][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.010405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.010446][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.010506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.010540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.010563][ T32] r4:84be4100 [ 1332.010583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.010613][ T32] INFO: task kworker/0:173:4076 blocked for more than 458 seconds. [ 1332.010643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.010686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.010721][ T32] task:kworker/0:173 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.010772][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.010826][ T32] Call trace: [ 1332.010877][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.010939][ T32] r10:829188dc r9:e8a59d84 r8:00000002 r7:60000113 r6:e8a59d8c r5:850a3c00 [ 1332.010981][ T32] r4:850a3c00 [ 1332.011005][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.011072][ T32] r5:850a3c00 r4:829188d8 [ 1332.011104][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.011149][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.011198][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a59e08 [ 1332.011221][ T32] r4:00000000 [ 1332.011265][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.011359][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.011488][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.011587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f700 [ 1332.011663][ T32] r4:00000000 [ 1332.011744][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.011877][ T32] r9:83018005 r8:850a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1332.011935][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.012049][ T32] r5:00001000 r4:e023b000 [ 1332.012133][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.012234][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.012335][ T32] r5:850bbf8c r4:850bbc00 [ 1332.012398][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.012519][ T32] r7:dddced80 r6:83018000 r5:850bbf8c r4:83ae2700 [ 1332.012575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.012700][ T32] r10:61c88647 r9:850a3c00 r8:83ae272c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.012757][ T32] r4:83ae2700 [ 1332.012805][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.012913][ T32] r10:00000000 r9:83ae2700 r8:8027f5e8 r7:e8a35e60 r6:848e8580 r5:850a3c00 [ 1332.012971][ T32] r4:00000001 [ 1332.013061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.013150][ T32] Exception stack(0xe8a59fb0 to 0xe8a59ff8) [ 1332.013215][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.013297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.013378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.013455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.013525][ T32] r4:84837e40 [ 1332.014093][ T32] INFO: task kworker/0:173:4076 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.014140][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.014243][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.014292][ T32] Call trace: [ 1332.014343][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.014407][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.014468][ T32] r4:00000000 [ 1332.014538][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.014648][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.014735][ T32] 5d20: bb2b9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.014812][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.014884][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.014947][ T32] r5:80070013 r4:80239bb0 [ 1332.014997][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.015091][ T32] r4:82ac11e4 [ 1332.015139][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.015233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.015288][ T32] r4:e0635dc0 [ 1332.015335][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.015438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.040509][ T32] r4:00000000 [ 1332.040677][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.040826][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.040884][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.040992][ T32] r5:00001000 r4:e01b1000 [ 1332.041043][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.041141][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.041237][ T32] r5:8436438c r4:84364000 [ 1332.041287][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.041405][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.041460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.041568][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.041628][ T32] r4:84be5080 [ 1332.041734][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.041851][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.041906][ T32] r4:00000001 [ 1332.041958][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.042047][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.042116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.042185][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.042244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.042353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.042436][ T32] r4:84be4100 [ 1332.042506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.042592][ T32] INFO: task kworker/0:174:4078 blocked for more than 458 seconds. [ 1332.042740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.042805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.042882][ T32] task:kworker/0:174 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.043041][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.043150][ T32] Call trace: [ 1332.043224][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.043333][ T32] r10:829188dc r9:e8a61d84 r8:00000002 r7:60000113 r6:e8a61d8c r5:850a0000 [ 1332.043390][ T32] r4:850a0000 [ 1332.043442][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.043544][ T32] r5:850a0000 r4:829188d8 [ 1332.043596][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.043704][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.043848][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a61e08 [ 1332.043911][ T32] r4:00000000 [ 1332.043961][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.044069][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.044159][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.044264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f140 [ 1332.044321][ T32] r4:00000000 [ 1332.044370][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.044477][ T32] r9:83018005 r8:850a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.044551][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.044685][ T32] r5:00001000 r4:e018b000 [ 1332.044743][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.044840][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.044940][ T32] r5:850bab8c r4:850ba800 [ 1332.044989][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.045109][ T32] r7:dddced80 r6:83018000 r5:850bab8c r4:83ae2780 [ 1332.045169][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.045278][ T32] r10:61c88647 r9:850a0000 r8:83ae27ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.045329][ T32] r4:83ae2780 [ 1332.045372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.045629][ T32] r10:00000000 r9:83ae2780 r8:8027f5e8 r7:e8a59e60 r6:848e8600 r5:850a0000 [ 1332.066310][ T32] r4:00000001 [ 1332.066397][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.066526][ T32] Exception stack(0xe8a61fb0 to 0xe8a61ff8) [ 1332.066623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.066697][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.066764][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.066839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.066895][ T32] r4:8490f200 [ 1332.067814][ T32] INFO: task kworker/0:174:4078 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.067903][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.068053][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.068207][ T32] Call trace: [ 1332.068302][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.068456][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.068519][ T32] r4:00000000 [ 1332.068566][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.068661][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.068737][ T32] 5d20: bb64a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.068808][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.068906][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.068982][ T32] r5:80070013 r4:80239bb0 [ 1332.069033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.069133][ T32] r4:82ac11e4 [ 1332.069188][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.069293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.069347][ T32] r4:e0635dc0 [ 1332.069397][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.069501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.069557][ T32] r4:00000000 [ 1332.069679][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.069831][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.069894][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.070008][ T32] r5:00001000 r4:e01b1000 [ 1332.070069][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.070167][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.070281][ T32] r5:8436438c r4:84364000 [ 1332.070331][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.070443][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.070516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.070650][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.070707][ T32] r4:84be5080 [ 1332.070757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.070878][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.070933][ T32] r4:00000001 [ 1332.070981][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.071083][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.071156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.071225][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.071293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.071361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.071409][ T32] r4:84be4100 [ 1332.071478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.071536][ T32] INFO: task kworker/0:175:4080 blocked for more than 458 seconds. [ 1332.071647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.071715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.071767][ T32] task:kworker/0:175 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.071910][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.072021][ T32] Call trace: [ 1332.072133][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.072237][ T32] r10:829188dc r9:e8a69d84 r8:00000002 r7:60000013 r6:e8a69d8c r5:850a3000 [ 1332.072305][ T32] r4:850a3000 [ 1332.072360][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.072460][ T32] r5:850a3000 r4:829188d8 [ 1332.072508][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.072601][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.072702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a69e08 [ 1332.072801][ T32] r4:00000000 [ 1332.072884][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.072983][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.073084][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.073189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f240 [ 1332.073246][ T32] r4:00000000 [ 1332.073297][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.073404][ T32] r9:83018005 r8:850a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1332.073479][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.073575][ T32] r5:00001000 r4:e01a9000 [ 1332.073633][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.073751][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.073850][ T32] r5:850baf8c r4:850bac00 [ 1332.073899][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.074000][ T32] r7:dddced80 r6:83018000 r5:850baf8c r4:83ae2800 [ 1332.074052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.074155][ T32] r10:61c88647 r9:850a3000 r8:83ae282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.074209][ T32] r4:83ae2800 [ 1332.074259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.074368][ T32] r10:00000000 r9:83ae2800 r8:8027f5e8 r7:e8a59e60 r6:848e8680 r5:850a3000 [ 1332.074422][ T32] r4:00000001 [ 1332.074496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.074621][ T32] Exception stack(0xe8a69fb0 to 0xe8a69ff8) [ 1332.074720][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.074794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.074853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.074925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.074998][ T32] r4:8490f400 [ 1332.102605][ T32] INFO: task kworker/0:175:4080 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.102797][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.102979][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.103111][ T32] Call trace: [ 1332.103189][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.103325][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.103401][ T32] r4:00000000 [ 1332.103453][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.103546][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.103621][ T32] 5d20: bb893000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.103694][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.103747][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.103801][ T32] r5:80070013 r4:80239bb0 [ 1332.103845][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.103942][ T32] r4:82ac11e4 [ 1332.104013][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.104124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.104225][ T32] r4:e0635dc0 [ 1332.104293][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.104396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.104450][ T32] r4:00000000 [ 1332.104498][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.104616][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.104687][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.104799][ T32] r5:00001000 r4:e01b1000 [ 1332.104852][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.104942][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.105052][ T32] r5:8436438c r4:84364000 [ 1332.105105][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.105215][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.105315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.105438][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.111187][ T32] r4:84be5080 [ 1332.111320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.111480][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.111535][ T32] r4:00000001 [ 1332.111580][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.111677][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.111748][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.111813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.111877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.111946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.112002][ T32] r4:84be4100 [ 1332.112060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.112126][ T32] INFO: task kworker/0:176:4082 blocked for more than 458 seconds. [ 1332.112203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.112264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.112316][ T32] task:kworker/0:176 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.112439][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.112585][ T32] Call trace: [ 1332.112673][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.112810][ T32] r10:829188dc r9:e8a71d84 r8:00000002 r7:60000113 r6:e8a71d8c r5:850a4800 [ 1332.112874][ T32] r4:850a4800 [ 1332.112925][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.113021][ T32] r5:850a4800 r4:829188d8 [ 1332.113071][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.113163][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.113274][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8a71e08 [ 1332.113328][ T32] r4:00000000 [ 1332.113378][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.113468][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.113560][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.113698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f3c0 [ 1332.113768][ T32] r4:00000000 [ 1332.113820][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.113933][ T32] r9:83018005 r8:850a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1332.114005][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.114107][ T32] r5:00001000 r4:e01c7000 [ 1332.114180][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.114280][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.114380][ T32] r5:850bb38c r4:850bb000 [ 1332.114430][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.114534][ T32] r7:dddced80 r6:83018000 r5:850bb38c r4:83ae2880 [ 1332.114588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.114708][ T32] r10:61c88647 r9:850a4800 r8:83ae28ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.114809][ T32] r4:83ae2880 [ 1332.114892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.115006][ T32] r10:00000000 r9:83ae2880 r8:8027f5e8 r7:e8a59e60 r6:848e8700 r5:850a4800 [ 1332.115061][ T32] r4:00000001 [ 1332.115120][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.115206][ T32] Exception stack(0xe8a71fb0 to 0xe8a71ff8) [ 1332.115272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.115340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.115404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.115530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.126069][ T32] r4:8490f500 [ 1332.126585][ T32] INFO: task kworker/0:176:4082 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.126630][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.126704][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.126768][ T32] Call trace: [ 1332.126825][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.126886][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.126933][ T32] r4:00000000 [ 1332.126957][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.127000][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.127032][ T32] 5d20: bb9cc000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.127086][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.127116][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.127143][ T32] r5:80070013 r4:80239bb0 [ 1332.127163][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.127208][ T32] r4:82ac11e4 [ 1332.127247][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.127298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.127322][ T32] r4:e0635dc0 [ 1332.127342][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.127389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.127412][ T32] r4:00000000 [ 1332.127432][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.127483][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.127504][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.127550][ T32] r5:00001000 r4:e01b1000 [ 1332.127570][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.127616][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.127662][ T32] r5:8436438c r4:84364000 [ 1332.127683][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.127734][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.127755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.127805][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.127847][ T32] r4:84be5080 [ 1332.127872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.127923][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.127947][ T32] r4:00000001 [ 1332.127985][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.128052][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.128084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.128114][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.128142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.128173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.128195][ T32] r4:84be4100 [ 1332.128225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.128268][ T32] INFO: task kworker/0:177:4085 blocked for more than 458 seconds. [ 1332.128321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.128359][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.128383][ T32] task:kworker/0:177 state:D stack:0 pid:4085 tgid:4085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.128430][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.128492][ T32] Call trace: [ 1332.128529][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.128621][ T32] r10:829188dc r9:eaa89d84 r8:00000002 r7:60000013 r6:eaa89d8c r5:850a5400 [ 1332.128651][ T32] r4:850a5400 [ 1332.128672][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.128715][ T32] r5:850a5400 r4:829188d8 [ 1332.128739][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.128780][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.128829][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 1332.128851][ T32] r4:00000000 [ 1332.128871][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.128910][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.128947][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.128992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f540 [ 1332.129014][ T32] r4:00000000 [ 1332.129035][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.129084][ T32] r9:83018005 r8:850a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1332.129105][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.129167][ T32] r5:00001000 r4:e01e7000 [ 1332.129197][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.129240][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.129286][ T32] r5:850bb78c r4:850bb400 [ 1332.129306][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.129354][ T32] r7:dddced80 r6:83018000 r5:850bb78c r4:83ae2900 [ 1332.129394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.129468][ T32] r10:61c88647 r9:850a5400 r8:83ae292c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.129496][ T32] r4:83ae2900 [ 1332.129516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.129564][ T32] r10:00000000 r9:83ae2900 r8:8027f5e8 r7:e8a59e60 r6:848e8780 r5:850a5400 [ 1332.129605][ T32] r4:00000001 [ 1332.129633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.129703][ T32] Exception stack(0xeaa89fb0 to 0xeaa89ff8) [ 1332.129735][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.129765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.129821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.129856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.129879][ T32] r4:8490f7c0 [ 1332.130185][ T32] INFO: task kworker/0:177:4085 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.130218][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.130320][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.130364][ T32] Call trace: [ 1332.130394][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.130445][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.130469][ T32] r4:00000000 [ 1332.130488][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.130551][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.130587][ T32] 5d20: bb9cc000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.130623][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.130671][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.130719][ T32] r5:80070013 r4:80239bb0 [ 1332.130766][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.130812][ T32] r4:82ac11e4 [ 1332.130832][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.130878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.130910][ T32] r4:e0635dc0 [ 1332.130933][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.131002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.131028][ T32] r4:00000000 [ 1332.131086][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.131167][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.131211][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.131261][ T32] r5:00001000 r4:e01b1000 [ 1332.131282][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.131323][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.131392][ T32] r5:8436438c r4:84364000 [ 1332.131454][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.131515][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.131537][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.131587][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.131616][ T32] r4:84be5080 [ 1332.131646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.131707][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.131734][ T32] r4:00000001 [ 1332.131755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.131813][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.131845][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.131875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.131930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.132000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.132075][ T32] r4:84be4100 [ 1332.132128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.132199][ T32] INFO: task kworker/0:178:4087 blocked for more than 458 seconds. [ 1332.132269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.132392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.132454][ T32] task:kworker/0:178 state:D stack:0 pid:4087 tgid:4087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.132543][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.132639][ T32] Call trace: [ 1332.132712][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.132821][ T32] r10:829188dc r9:eaa8dd84 r8:00000002 r7:60000013 r6:eaa8dd8c r5:850a6000 [ 1332.132879][ T32] r4:850a6000 [ 1332.132932][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.132981][ T32] r5:850a6000 r4:829188d8 [ 1332.133001][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.133042][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.133091][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1332.133113][ T32] r4:00000000 [ 1332.133133][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.133195][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.133257][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.133367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f640 [ 1332.133393][ T32] r4:00000000 [ 1332.133414][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.133472][ T32] r9:83018005 r8:850a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1332.133497][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.133562][ T32] r5:00001000 r4:e021f000 [ 1332.133605][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.133687][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.133759][ T32] r5:850bbb8c r4:850bb800 [ 1332.133784][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.133833][ T32] r7:dddced80 r6:83018000 r5:850bbb8c r4:83ae2980 [ 1332.133863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.133916][ T32] r10:61c88647 r9:850a6000 r8:83ae29ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.133939][ T32] r4:83ae2980 [ 1332.133958][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.134004][ T32] r10:00000000 r9:83ae2980 r8:8027f5e8 r7:e8a59e60 r6:848e8800 r5:850a6000 [ 1332.134036][ T32] r4:00000001 [ 1332.134080][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.134140][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1332.134170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.134201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.134229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.134259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.134292][ T32] r4:8490f5c0 [ 1332.134624][ T32] INFO: task kworker/0:178:4087 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.134682][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.134776][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.134848][ T32] Call trace: [ 1332.134920][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.134984][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.135021][ T32] r4:00000000 [ 1332.135043][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.135084][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.135114][ T32] 5d20: bb9cc000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.135145][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.135171][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.135196][ T32] r5:80070013 r4:80239bb0 [ 1332.135216][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.135278][ T32] r4:82ac11e4 [ 1332.135315][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.135373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.135398][ T32] r4:e0635dc0 [ 1332.135418][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.135463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.165917][ T32] r4:00000000 [ 1332.165997][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.166079][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.166104][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.166175][ T32] r5:00001000 r4:e01b1000 [ 1332.166204][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.166271][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.166363][ T32] r5:8436438c r4:84364000 [ 1332.166388][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.166441][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.166484][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.166540][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.166564][ T32] r4:84be5080 [ 1332.166614][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.166670][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.166733][ T32] r4:00000001 [ 1332.166777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.166821][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.166862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.166896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.166979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.167035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.167101][ T32] r4:84be4100 [ 1332.167129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.167160][ T32] INFO: task kworker/0:179:4089 blocked for more than 458 seconds. [ 1332.167195][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.167241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.167268][ T32] task:kworker/0:179 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.167347][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.167429][ T32] Call trace: [ 1332.167467][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.167542][ T32] r10:829188dc r9:eaa91d84 r8:00000002 r7:60000113 r6:eaa91d8c r5:850a6c00 [ 1332.167570][ T32] r4:850a6c00 [ 1332.167591][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.167640][ T32] r5:850a6c00 r4:829188d8 [ 1332.167661][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.167703][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.167754][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa91e08 [ 1332.167777][ T32] r4:00000000 [ 1332.167796][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.167856][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.167917][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.167964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490fac0 [ 1332.168008][ T32] r4:00000000 [ 1332.168032][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.168082][ T32] r9:83018005 r8:850a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1332.168104][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.168182][ T32] r5:00001000 r4:e05b3000 [ 1332.168207][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.168269][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.168319][ T32] r5:850bcb8c r4:850bc800 [ 1332.168339][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.168387][ T32] r7:dddced80 r6:83018000 r5:850bcb8c r4:83ae2a00 [ 1332.168428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.168482][ T32] r10:61c88647 r9:850a6c00 r8:83ae2a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.168506][ T32] r4:83ae2a00 [ 1332.168526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.168593][ T32] r10:00000000 r9:83ae2a00 r8:8027f5e8 r7:e8a59e60 r6:848e8880 r5:850a6c00 [ 1332.168636][ T32] r4:00000001 [ 1332.168678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.168743][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) [ 1332.168775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.168825][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.168856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.168887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.168910][ T32] r4:8490f740 [ 1332.169409][ T32] INFO: task kworker/0:179:4089 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.169443][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.169523][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.169573][ T32] Call trace: [ 1332.169604][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.169683][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.169709][ T32] r4:00000000 [ 1332.169729][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.169769][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.169800][ T32] 5d20: bc357000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.169831][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.169858][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.169908][ T32] r5:80070013 r4:80239bb0 [ 1332.169952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.170029][ T32] r4:82ac11e4 [ 1332.170083][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.170135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.170158][ T32] r4:e0635dc0 [ 1332.170197][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.170247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.170291][ T32] r4:00000000 [ 1332.170315][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.170366][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.170387][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.170451][ T32] r5:00001000 r4:e01b1000 [ 1332.170488][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.170532][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.170579][ T32] r5:8436438c r4:84364000 [ 1332.170619][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.170673][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.170694][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.170744][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.170767][ T32] r4:84be5080 [ 1332.170787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.170857][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.170885][ T32] r4:00000001 [ 1332.170905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.170942][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.170970][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.171020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.171073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.171107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.171129][ T32] r4:84be4100 [ 1332.171160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.171188][ T32] INFO: task kworker/0:180:4090 blocked for more than 458 seconds. [ 1332.171217][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.171242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.171283][ T32] task:kworker/0:180 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.171352][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.171447][ T32] Call trace: [ 1332.171486][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.171559][ T32] r10:829188dc r9:eaa95d84 r8:00000002 r7:60000013 r6:eaa95d8c r5:8509d400 [ 1332.171585][ T32] r4:8509d400 [ 1332.171624][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.171673][ T32] r5:8509d400 r4:829188d8 [ 1332.171693][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.171753][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.171827][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 [ 1332.171861][ T32] r4:00000000 [ 1332.171885][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.171946][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.171988][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.172035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490fa00 [ 1332.172058][ T32] r4:00000000 [ 1332.172078][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.172128][ T32] r9:83018005 r8:8509d400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1332.172170][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.172238][ T32] r5:00001000 r4:e0263000 [ 1332.172261][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.172305][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.172362][ T32] r5:850bc38c r4:850bc000 [ 1332.172405][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.172477][ T32] r7:dddced80 r6:83018000 r5:850bc38c r4:83ae2a80 [ 1332.172522][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.172624][ T32] r10:61c88647 r9:8509d400 r8:83ae2aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.172651][ T32] r4:83ae2a80 [ 1332.172671][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.172719][ T32] r10:00000000 r9:83ae2a80 r8:8027f5e8 r7:eaa91e60 r6:848e8900 r5:8509d400 [ 1332.172742][ T32] r4:00000001 [ 1332.172782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.172843][ T32] Exception stack(0xeaa95fb0 to 0xeaa95ff8) [ 1332.172875][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.172924][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.172956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.172987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.173031][ T32] r4:8490f740 [ 1332.173351][ T32] INFO: task kworker/0:180:4090 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.173384][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.173466][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.173510][ T32] Call trace: [ 1332.173541][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.173592][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.173664][ T32] r4:00000000 [ 1332.173712][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.173791][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.173848][ T32] 5d20: bc357000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.173905][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.173936][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.173963][ T32] r5:80070013 r4:80239bb0 [ 1332.173983][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.174026][ T32] r4:82ac11e4 [ 1332.174045][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.174111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.174152][ T32] r4:e0635dc0 [ 1332.174174][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.174240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.174266][ T32] r4:00000000 [ 1332.174308][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.174362][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.174404][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.174482][ T32] r5:00001000 r4:e01b1000 [ 1332.174506][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.174569][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.174642][ T32] r5:8436438c r4:84364000 [ 1332.174686][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.174759][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.174783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.174835][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.174860][ T32] r4:84be5080 [ 1332.174879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.174928][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.174950][ T32] r4:00000001 [ 1332.174970][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.175006][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.175054][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.175087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.175117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.175165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.175210][ T32] r4:84be4100 [ 1332.175233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.175258][ T32] INFO: task kworker/0:181:4092 blocked for more than 458 seconds. [ 1332.175285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.175309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.175329][ T32] task:kworker/0:181 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.175373][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.175436][ T32] Call trace: [ 1332.196246][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.196354][ T32] r10:829188dc r9:eaa85d84 r8:00000002 r7:60000013 r6:eaa85d8c r5:8503ec00 [ 1332.196382][ T32] r4:8503ec00 [ 1332.196404][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.196449][ T32] r5:8503ec00 r4:829188d8 [ 1332.196470][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.196512][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.196562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1332.196585][ T32] r4:00000000 [ 1332.196604][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.196672][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.196750][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.196812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490fb40 [ 1332.196836][ T32] r4:00000000 [ 1332.196857][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.196930][ T32] r9:83018005 r8:8503ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1332.196979][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.197064][ T32] r5:00001000 r4:e0599000 [ 1332.197090][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.197134][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.197180][ T32] r5:850bc78c r4:850bc400 [ 1332.197221][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.197296][ T32] r7:dddced80 r6:83018000 r5:850bc78c r4:83ae2b00 [ 1332.197321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.197373][ T32] r10:61c88647 r9:8503ec00 r8:83ae2b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.197397][ T32] r4:83ae2b00 [ 1332.197431][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.197497][ T32] r10:00000000 r9:83ae2b00 r8:8027f5e8 r7:eaa91e60 r6:83ae2b80 r5:8503ec00 [ 1332.197629][ T32] r4:00000001 [ 1332.197698][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.197783][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1332.197849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.197920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.197987][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.198056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.198105][ T32] r4:8490f9c0 [ 1332.198932][ T32] INFO: task kworker/0:181:4092 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.199010][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.199184][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.199283][ T32] Call trace: [ 1332.199343][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.199419][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.199448][ T32] r4:00000000 [ 1332.199469][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.199532][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.199587][ T32] 5d20: bc558000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.199649][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.199700][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.199749][ T32] r5:80070013 r4:80239bb0 [ 1332.199773][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.199817][ T32] r4:82ac11e4 [ 1332.199838][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.199890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.199913][ T32] r4:e0635dc0 [ 1332.199954][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.200025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.200073][ T32] r4:00000000 [ 1332.200096][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.200167][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.200192][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.200258][ T32] r5:00001000 r4:e01b1000 [ 1332.200281][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.200343][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.200392][ T32] r5:8436438c r4:84364000 [ 1332.200412][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.200461][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.200482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.200533][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.200556][ T32] r4:84be5080 [ 1332.200595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.200654][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.200678][ T32] r4:00000001 [ 1332.200717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.200758][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.200786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.200838][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.200869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.200920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.200947][ T32] r4:84be4100 [ 1332.200968][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.201017][ T32] INFO: task kworker/0:182:4094 blocked for more than 458 seconds. [ 1332.201056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.201083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.201105][ T32] task:kworker/0:182 state:D stack:0 pid:4094 tgid:4094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.201151][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.201192][ T32] Call trace: [ 1332.201222][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.201271][ T32] r10:829188dc r9:eaa99d84 r8:00000002 r7:60000113 r6:eaa99d8c r5:8503d400 [ 1332.201293][ T32] r4:8503d400 [ 1332.201324][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.201371][ T32] r5:8503d400 r4:829188d8 [ 1332.201411][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.201455][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.201504][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 [ 1332.201547][ T32] r4:00000000 [ 1332.201571][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.201618][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.201701][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.201761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490fd40 [ 1332.201799][ T32] r4:00000000 [ 1332.201824][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.201875][ T32] r9:83018005 r8:8503d400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1332.201917][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.201986][ T32] r5:00001000 r4:e05f7000 [ 1332.202030][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.202085][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.202153][ T32] r5:850bcf8c r4:850bcc00 [ 1332.202177][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.202225][ T32] r7:dddced80 r6:83018000 r5:850bcf8c r4:83ae2c00 [ 1332.202246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.202329][ T32] r10:61c88647 r9:8503d400 r8:83ae2c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.202389][ T32] r4:83ae2c00 [ 1332.202434][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.202526][ T32] r10:00000000 r9:83ae2c00 r8:8027f5e8 r7:eaa91e60 r6:83ae2c80 r5:8503d400 [ 1332.202572][ T32] r4:00000001 [ 1332.202628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.202704][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) [ 1332.202806][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.202878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.202920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.202952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.202995][ T32] r4:8490fd00 [ 1332.203345][ T32] INFO: task kworker/0:182:4094 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.203381][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.203464][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.203533][ T32] Call trace: [ 1332.203564][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.203623][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.203648][ T32] r4:00000000 [ 1332.203688][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.203763][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.203795][ T32] 5d20: bc558000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.203827][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.203879][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.203909][ T32] r5:80070013 r4:80239bb0 [ 1332.203931][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.203974][ T32] r4:82ac11e4 [ 1332.203995][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.204041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.204065][ T32] r4:e0635dc0 [ 1332.204094][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.204145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.204169][ T32] r4:00000000 [ 1332.204189][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.204259][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.204305][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.204353][ T32] r5:00001000 r4:e01b1000 [ 1332.204375][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.204416][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.204460][ T32] r5:8436438c r4:84364000 [ 1332.204480][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.204548][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.204593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.204657][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.204703][ T32] r4:84be5080 [ 1332.204726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.204777][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.204800][ T32] r4:00000001 [ 1332.204820][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.204880][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.204912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.204943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.204970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.205001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.205024][ T32] r4:84be4100 [ 1332.205044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.205090][ T32] INFO: task kworker/0:183:4097 blocked for more than 458 seconds. [ 1332.205122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.205193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.205217][ T32] task:kworker/0:183 state:D stack:0 pid:4097 tgid:4097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.205274][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.205320][ T32] Call trace: [ 1332.205350][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.205399][ T32] r10:829188dc r9:eaa9dd84 r8:00000002 r7:60000113 r6:eaa9dd8c r5:85039800 [ 1332.205442][ T32] r4:85039800 [ 1332.205466][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.227022][ T32] r5:85039800 r4:829188d8 [ 1332.227120][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.227190][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.227243][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 [ 1332.227267][ T32] r4:00000000 [ 1332.227287][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.227348][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.227396][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.227442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8000 [ 1332.227465][ T32] r4:00000000 [ 1332.227484][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.227536][ T32] r9:83018005 r8:85039800 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1332.227557][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.227605][ T32] r5:00001000 r4:e067f000 [ 1332.227632][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.227673][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.227718][ T32] r5:850bdb8c r4:850bd800 [ 1332.227739][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.227789][ T32] r7:dddced80 r6:83018000 r5:850bdb8c r4:83ae2d00 [ 1332.227811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.227860][ T32] r10:61c88647 r9:85039800 r8:83ae2d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.227882][ T32] r4:83ae2d00 [ 1332.227922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.227977][ T32] r10:00000000 r9:83ae2d00 r8:8027f5e8 r7:eaa99e60 r6:83ae2d80 r5:85039800 [ 1332.228020][ T32] r4:00000001 [ 1332.228065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.228108][ T32] Exception stack(0xeaa9dfb0 to 0xeaa9dff8) [ 1332.228140][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.228190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.228223][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.228254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.228277][ T32] r4:8490fc80 [ 1332.228766][ T32] INFO: task kworker/0:183:4097 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.228823][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.228897][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.228966][ T32] Call trace: [ 1332.229007][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.229062][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.229086][ T32] r4:00000000 [ 1332.229126][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.229192][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.229249][ T32] 5d20: bc8fb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.229294][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.229325][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.229350][ T32] r5:80070013 r4:80239bb0 [ 1332.229390][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.229458][ T32] r4:82ac11e4 [ 1332.229482][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.229530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.229553][ T32] r4:e0635dc0 [ 1332.229572][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.229664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.229695][ T32] r4:00000000 [ 1332.229716][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.229767][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.229812][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.229861][ T32] r5:00001000 r4:e01b1000 [ 1332.229882][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.229923][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.229987][ T32] r5:8436438c r4:84364000 [ 1332.230031][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.230104][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.230129][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.230190][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.230238][ T32] r4:84be5080 [ 1332.230282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.230356][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.230403][ T32] r4:00000001 [ 1332.230427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.230465][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.230493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.230543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.230577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.230613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.230663][ T32] r4:84be4100 [ 1332.230775][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.230880][ T32] INFO: task kworker/0:184:4098 blocked for more than 458 seconds. [ 1332.230952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.231017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.231066][ T32] task:kworker/0:184 state:D stack:0 pid:4098 tgid:4098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.231159][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.231248][ T32] Call trace: [ 1332.231331][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.231455][ T32] r10:829188dc r9:e49c1d84 r8:00000002 r7:60000113 r6:e49c1d8c r5:85038c00 [ 1332.231523][ T32] r4:85038c00 [ 1332.231571][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.231670][ T32] r5:85038c00 r4:829188d8 [ 1332.231717][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.231845][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.231985][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e49c1e08 [ 1332.232052][ T32] r4:00000000 [ 1332.232113][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.232206][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.232288][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.232383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c9b80 [ 1332.232436][ T32] r4:00000000 [ 1332.232485][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.232577][ T32] r9:83018005 r8:85038c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1332.232678][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.232784][ T32] r5:00001000 r4:e0659000 [ 1332.232841][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.232936][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.233029][ T32] r5:850bd38c r4:850bd000 [ 1332.233072][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.233173][ T32] r7:dddced80 r6:83018000 r5:850bd38c r4:83ae2e00 [ 1332.233221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.233311][ T32] r10:61c88647 r9:85038c00 r8:83ae2e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.233368][ T32] r4:83ae2e00 [ 1332.233432][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.233507][ T32] r10:00000000 r9:83ae2e00 r8:8027f5e8 r7:eaa9de60 r6:83ae2e80 r5:85038c00 [ 1332.233540][ T32] r4:00000001 [ 1332.233562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.233617][ T32] Exception stack(0xe49c1fb0 to 0xe49c1ff8) [ 1332.233666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.233699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.233727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.233758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.233782][ T32] r4:8490fc80 [ 1332.234156][ T32] INFO: task kworker/0:184:4098 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.234211][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.234298][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.234364][ T32] Call trace: [ 1332.234423][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.234478][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.234502][ T32] r4:00000000 [ 1332.234521][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.234562][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.234633][ T32] 5d20: bc8fb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.234670][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.234698][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.234723][ T32] r5:80070013 r4:80239bb0 [ 1332.234763][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.234810][ T32] r4:82ac11e4 [ 1332.234831][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.234878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.234921][ T32] r4:e0635dc0 [ 1332.234944][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.234991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.235014][ T32] r4:00000000 [ 1332.235033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.235082][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.235125][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.235193][ T32] r5:00001000 r4:e01b1000 [ 1332.235217][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.235259][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.235304][ T32] r5:8436438c r4:84364000 [ 1332.235323][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.235383][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.235408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.235469][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.253774][ T32] r4:84be5080 [ 1332.253926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.254082][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.254157][ T32] r4:00000001 [ 1332.254205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.254284][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.254346][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.254405][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.254477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.254544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.254618][ T32] r4:84be4100 [ 1332.254675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.254741][ T32] INFO: task kworker/0:185:4101 blocked for more than 458 seconds. [ 1332.254780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.254807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.254852][ T32] task:kworker/0:185 state:D stack:0 pid:4101 tgid:4101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.254947][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.255024][ T32] Call trace: [ 1332.255070][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.255130][ T32] r10:829188dc r9:eaaa5d84 r8:00000002 r7:60000113 r6:eaaa5d8c r5:8503e000 [ 1332.255177][ T32] r4:8503e000 [ 1332.255201][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.255267][ T32] r5:8503e000 r4:829188d8 [ 1332.255293][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.255336][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.255387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 [ 1332.255410][ T32] r4:00000000 [ 1332.255445][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.265974][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.266053][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.266104][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84837fc0 [ 1332.266151][ T32] r4:00000000 [ 1332.266177][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.266297][ T32] r9:83018005 r8:8503e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1332.266341][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.266396][ T32] r5:00001000 r4:e066f000 [ 1332.266440][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.266523][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.266626][ T32] r5:850bd78c r4:850bd400 [ 1332.266690][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.266797][ T32] r7:dddced80 r6:83018000 r5:850bd78c r4:83ae2f00 [ 1332.266840][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.266946][ T32] r10:61c88647 r9:8503e000 r8:83ae2f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.266999][ T32] r4:83ae2f00 [ 1332.267040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.267131][ T32] r10:00000000 r9:83ae2f00 r8:8027f5e8 r7:eaa9de60 r6:83ae2f80 r5:8503e000 [ 1332.267178][ T32] r4:00000001 [ 1332.267239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.267326][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1332.267385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.267445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.267499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.267581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.267644][ T32] r4:8490ffc0 [ 1332.268444][ T32] INFO: task kworker/0:185:4101 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.268493][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.268566][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.268661][ T32] Call trace: [ 1332.268746][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.268805][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.268830][ T32] r4:00000000 [ 1332.268850][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.268895][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.268926][ T32] 5d20: bcfc2000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.268957][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.269006][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.269036][ T32] r5:80070013 r4:80239bb0 [ 1332.269077][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.269144][ T32] r4:82ac11e4 [ 1332.269168][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.269217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.269240][ T32] r4:e0635dc0 [ 1332.269278][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.269330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.269354][ T32] r4:00000000 [ 1332.269374][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.269424][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.269468][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.269537][ T32] r5:00001000 r4:e01b1000 [ 1332.269562][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.269605][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.269703][ T32] r5:8436438c r4:84364000 [ 1332.269751][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.269806][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.269849][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.269909][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.269933][ T32] r4:84be5080 [ 1332.269965][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.270020][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.270064][ T32] r4:00000001 [ 1332.270087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.270145][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.270177][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.270227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.270260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.270313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.270360][ T32] r4:84be4100 [ 1332.270398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.270450][ T32] INFO: task kworker/0:186:4103 blocked for more than 458 seconds. [ 1332.270507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.270537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.270560][ T32] task:kworker/0:186 state:D stack:0 pid:4103 tgid:4103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.270658][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.270713][ T32] Call trace: [ 1332.270768][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.270841][ T32] r10:829188dc r9:eaaadd84 r8:00000002 r7:60000113 r6:eaaadd8c r5:85079800 [ 1332.270873][ T32] r4:85079800 [ 1332.270894][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.270938][ T32] r5:85079800 r4:829188d8 [ 1332.270977][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.271044][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.271118][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1332.271146][ T32] r4:00000000 [ 1332.271180][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.271222][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.271260][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.271305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f81c0 [ 1332.271328][ T32] r4:00000000 [ 1332.271368][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.271442][ T32] r9:83018005 r8:85079800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1332.271465][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.271530][ T32] r5:00001000 r4:e0691000 [ 1332.271553][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.271612][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.271662][ T32] r5:850bdf8c r4:850bdc00 [ 1332.271683][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.271729][ T32] r7:dddced80 r6:83018000 r5:850bdf8c r4:850fa000 [ 1332.271750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.271821][ T32] r10:61c88647 r9:85079800 r8:850fa02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.271849][ T32] r4:850fa000 [ 1332.271878][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.271928][ T32] r10:00000000 r9:850fa000 r8:8027f5e8 r7:eaa9de60 r6:850fa080 r5:85079800 [ 1332.271972][ T32] r4:00000001 [ 1332.271995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.272033][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1332.272062][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.272097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.272159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.272216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.272244][ T32] r4:850f8100 [ 1332.272587][ T32] INFO: task kworker/0:186:4103 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.272629][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.272705][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.272769][ T32] Call trace: [ 1332.272804][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.272883][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.272911][ T32] r4:00000000 [ 1332.272932][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.272972][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.273003][ T32] 5d20: bcfc2000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.273035][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.273082][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.273111][ T32] r5:80070013 r4:80239bb0 [ 1332.273131][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.273173][ T32] r4:82ac11e4 [ 1332.273193][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.273258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.273285][ T32] r4:e0635dc0 [ 1332.273306][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.273352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.273375][ T32] r4:00000000 [ 1332.273446][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.273528][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.273554][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.273629][ T32] r5:00001000 r4:e01b1000 [ 1332.273699][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.273748][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.273793][ T32] r5:8436438c r4:84364000 [ 1332.273813][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.273885][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.273912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.273963][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.273986][ T32] r4:84be5080 [ 1332.274006][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.274054][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.274099][ T32] r4:00000001 [ 1332.274123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.274161][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.274189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.274218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.274276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.274313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.274345][ T32] r4:84be4100 [ 1332.274368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.274402][ T32] INFO: task kworker/0:187:4105 blocked for more than 458 seconds. [ 1332.274458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.274487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.274508][ T32] task:kworker/0:187 state:D stack:0 pid:4105 tgid:4105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.274554][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.274625][ T32] Call trace: [ 1332.274671][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.274724][ T32] r10:829188dc r9:eaab1d84 r8:00000002 r7:60000113 r6:eaab1d8c r5:84883000 [ 1332.274768][ T32] r4:84883000 [ 1332.274793][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.274857][ T32] r5:84883000 r4:829188d8 [ 1332.274895][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.274939][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.274987][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1332.275044][ T32] r4:00000000 [ 1332.275088][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.275154][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.275196][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.275241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8400 [ 1332.275264][ T32] r4:00000000 [ 1332.275285][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.275334][ T32] r9:83018005 r8:84883000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1332.275367][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.275420][ T32] r5:00001000 r4:e06f1000 [ 1332.275512][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.297214][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.297325][ T32] r5:850be78c r4:850be400 [ 1332.297355][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.297410][ T32] r7:dddced80 r6:83018000 r5:850be78c r4:850fa100 [ 1332.297452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.297512][ T32] r10:61c88647 r9:84883000 r8:850fa12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.297547][ T32] r4:850fa100 [ 1332.297572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.297635][ T32] r10:00000000 r9:850fa100 r8:8027f5e8 r7:eaaade60 r6:850fa180 r5:84883000 [ 1332.297692][ T32] r4:00000001 [ 1332.297722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.297763][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1332.297819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.297853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.297881][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.297911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.297935][ T32] r4:850f8180 [ 1332.298441][ T32] INFO: task kworker/0:187:4105 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.298481][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.298552][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.298652][ T32] Call trace: [ 1332.298752][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.298872][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.298924][ T32] r4:00000000 [ 1332.298972][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.299061][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.299125][ T32] 5d20: bd322000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.299191][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.299243][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.299279][ T32] r5:80070013 r4:80239bb0 [ 1332.299320][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.299371][ T32] r4:82ac11e4 [ 1332.299392][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.299439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.299483][ T32] r4:e0635dc0 [ 1332.299507][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.299554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.299577][ T32] r4:00000000 [ 1332.299597][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.299653][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.299711][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.299780][ T32] r5:00001000 r4:e01b1000 [ 1332.299825][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.299880][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.299930][ T32] r5:8436438c r4:84364000 [ 1332.299951][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.300000][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.300044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.300098][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.300122][ T32] r4:84be5080 [ 1332.300141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.300192][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.300222][ T32] r4:00000001 [ 1332.300242][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.300300][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.300336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.300385][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.300417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.300448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.300471][ T32] r4:84be4100 [ 1332.300492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.300522][ T32] INFO: task kworker/0:188:4107 blocked for more than 458 seconds. [ 1332.300594][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.300714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.300774][ T32] task:kworker/0:188 state:D stack:0 pid:4107 tgid:4107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.300886][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.300981][ T32] Call trace: [ 1332.301049][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.301151][ T32] r10:829188dc r9:eaab5d84 r8:00000002 r7:60000113 r6:eaab5d8c r5:84886000 [ 1332.301203][ T32] r4:84886000 [ 1332.301249][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.301337][ T32] r5:84886000 r4:829188d8 [ 1332.301381][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.301465][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.301567][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab5e08 [ 1332.301664][ T32] r4:00000000 [ 1332.301722][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.301811][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.301896][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.301995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8340 [ 1332.302050][ T32] r4:00000000 [ 1332.302095][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.302191][ T32] r9:83018005 r8:84886000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1332.302239][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.302334][ T32] r5:00001000 r4:e06d7000 [ 1332.302383][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.302446][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.302525][ T32] r5:850be38c r4:850be000 [ 1332.302549][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.302599][ T32] r7:dddced80 r6:83018000 r5:850be38c r4:850fa200 [ 1332.302626][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.302676][ T32] r10:61c88647 r9:84886000 r8:850fa22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.302713][ T32] r4:850fa200 [ 1332.302767][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.302829][ T32] r10:00000000 r9:850fa200 r8:8027f5e8 r7:eaab1e60 r6:850fa280 r5:84886000 [ 1332.302863][ T32] r4:00000001 [ 1332.302902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.302942][ T32] Exception stack(0xeaab5fb0 to 0xeaab5ff8) [ 1332.302990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.303043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.303075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.303107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.303145][ T32] r4:850f85c0 [ 1332.303508][ T32] INFO: task kworker/0:188:4107 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.303544][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.303624][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.303674][ T32] Call trace: [ 1332.303728][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.303804][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.303841][ T32] r4:00000000 [ 1332.303864][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.303926][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.303962][ T32] 5d20: bd322000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.303994][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.304036][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.304065][ T32] r5:80070013 r4:80239bb0 [ 1332.304085][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.304128][ T32] r4:82ac11e4 [ 1332.304147][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.304193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.304215][ T32] r4:e0635dc0 [ 1332.304234][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.304289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.304336][ T32] r4:00000000 [ 1332.304380][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.304434][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.304458][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.304531][ T32] r5:00001000 r4:e01b1000 [ 1332.304555][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.304613][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.304670][ T32] r5:8436438c r4:84364000 [ 1332.304691][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.304739][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.304759][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.304809][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.304833][ T32] r4:84be5080 [ 1332.304853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.304901][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.304925][ T32] r4:00000001 [ 1332.304973][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.305015][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.305063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.305096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.305124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.305155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.305178][ T32] r4:84be4100 [ 1332.305228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.305257][ T32] INFO: task kworker/0:189:4109 blocked for more than 458 seconds. [ 1332.305287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.305341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.305366][ T32] task:kworker/0:189 state:D stack:0 pid:4109 tgid:4109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.305428][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.326737][ T32] Call trace: [ 1332.326810][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.326894][ T32] r10:829188dc r9:eaab9d84 r8:00000002 r7:60000013 r6:eaab9d8c r5:84388000 [ 1332.326952][ T32] r4:84388000 [ 1332.326978][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.327024][ T32] r5:84388000 r4:829188d8 [ 1332.327046][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.327108][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.327183][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e08 [ 1332.327211][ T32] r4:00000000 [ 1332.327233][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.327296][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.327342][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.327417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8600 [ 1332.327446][ T32] r4:00000000 [ 1332.327467][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.327529][ T32] r9:83018005 r8:84388000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1332.327554][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.327604][ T32] r5:00001000 r4:e072b000 [ 1332.327647][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.327692][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.327757][ T32] r5:850beb8c r4:850be800 [ 1332.327783][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.327844][ T32] r7:dddced80 r6:83018000 r5:850beb8c r4:850fa300 [ 1332.327889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.327948][ T32] r10:61c88647 r9:84388000 r8:850fa32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.327973][ T32] r4:850fa300 [ 1332.327995][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.328047][ T32] r10:00000000 r9:850fa300 r8:8027f5e8 r7:eaab1e60 r6:850fa380 r5:84388000 [ 1332.328071][ T32] r4:00000001 [ 1332.328092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.328131][ T32] Exception stack(0xeaab9fb0 to 0xeaab9ff8) [ 1332.328183][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.328237][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.328269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.328300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.328352][ T32] r4:850f8440 [ 1332.328846][ T32] INFO: task kworker/0:189:4109 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.328888][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.328972][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.329020][ T32] Call trace: [ 1332.329084][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.329144][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.329170][ T32] r4:00000000 [ 1332.329190][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.329231][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.329263][ T32] 5d20: bd871000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.329315][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.329346][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.329372][ T32] r5:80070013 r4:80239bb0 [ 1332.329392][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.329435][ T32] r4:82ac11e4 [ 1332.329455][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.329503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.329525][ T32] r4:e0635dc0 [ 1332.329544][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.329590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.329622][ T32] r4:00000000 [ 1332.329674][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.329745][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.329790][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.329840][ T32] r5:00001000 r4:e01b1000 [ 1332.329886][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.329932][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.329978][ T32] r5:8436438c r4:84364000 [ 1332.330009][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.330060][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.330091][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.330165][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.330214][ T32] r4:84be5080 [ 1332.330257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.330325][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.330371][ T32] r4:00000001 [ 1332.330414][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.330484][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.330515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.330547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.330576][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.330619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.330645][ T32] r4:84be4100 [ 1332.330666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.330695][ T32] INFO: task kworker/0:190:4111 blocked for more than 458 seconds. [ 1332.330728][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.330772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.330806][ T32] task:kworker/0:190 state:D stack:0 pid:4111 tgid:4111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.330892][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.330938][ T32] Call trace: [ 1332.330983][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.331035][ T32] r10:829188dc r9:eaabdd84 r8:00000002 r7:60000013 r6:eaabdd8c r5:84388c00 [ 1332.331079][ T32] r4:84388c00 [ 1332.331102][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.331146][ T32] r5:84388c00 r4:829188d8 [ 1332.331166][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.331239][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.331325][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaabde08 [ 1332.331352][ T32] r4:00000000 [ 1332.331373][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.331414][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.331470][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.331530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f87c0 [ 1332.331558][ T32] r4:00000000 [ 1332.331578][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.331647][ T32] r9:83018005 r8:84388c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1332.331672][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.331718][ T32] r5:00001000 r4:e0763000 [ 1332.331738][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.331789][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.331866][ T32] r5:850bef8c r4:850bec00 [ 1332.331891][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.331940][ T32] r7:dddced80 r6:83018000 r5:850bef8c r4:850fa400 [ 1332.331960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.332030][ T32] r10:61c88647 r9:84388c00 r8:850fa42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.332057][ T32] r4:850fa400 [ 1332.332086][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.332157][ T32] r10:00000000 r9:850fa400 r8:8027f5e8 r7:eaab9e60 r6:850fa480 r5:84388c00 [ 1332.332183][ T32] r4:00000001 [ 1332.332203][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.332269][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) [ 1332.332327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.332415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.332449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.332480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.332505][ T32] r4:850f8540 [ 1332.332855][ T32] INFO: task kworker/0:190:4111 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.332922][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.332990][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.333036][ T32] Call trace: [ 1332.333067][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.333119][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.333163][ T32] r4:00000000 [ 1332.333187][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.333228][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.333258][ T32] 5d20: bd871000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.333290][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.333316][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.333343][ T32] r5:80070013 r4:80239bb0 [ 1332.333393][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.333440][ T32] r4:82ac11e4 [ 1332.333460][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.333506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.333529][ T32] r4:e0635dc0 [ 1332.333548][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.333593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.333620][ T32] r4:00000000 [ 1332.333678][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.333744][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.333768][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.333812][ T32] r5:00001000 r4:e01b1000 [ 1332.333831][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.333881][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.333927][ T32] r5:8436438c r4:84364000 [ 1332.333969][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.334022][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.334044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.334093][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.334116][ T32] r4:84be5080 [ 1332.334166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.334220][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.334244][ T32] r4:00000001 [ 1332.334264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.334300][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.334336][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.334369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.334397][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.334428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.334450][ T32] r4:84be4100 [ 1332.334469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.334494][ T32] INFO: task kworker/0:191:4113 blocked for more than 458 seconds. [ 1332.334523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.334547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.334578][ T32] task:kworker/0:191 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.334652][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.334694][ T32] Call trace: [ 1332.334723][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.334772][ T32] r10:829188dc r9:eaac1d84 r8:00000002 r7:60000013 r6:eaac1d8c r5:84389800 [ 1332.334796][ T32] r4:84389800 [ 1332.334815][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.334879][ T32] r5:84389800 r4:829188d8 [ 1332.334923][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.334968][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.335018][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1332.335042][ T32] r4:00000000 [ 1332.335061][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.335101][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.335139][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.335185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8940 [ 1332.335208][ T32] r4:00000000 [ 1332.335228][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.335275][ T32] r9:83018005 r8:84389800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1332.335309][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.335356][ T32] r5:00001000 r4:e0779000 [ 1332.335376][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.335417][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.335462][ T32] r5:850bf38c r4:850bf000 [ 1332.335529][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.357439][ T32] r7:dddced80 r6:83018000 r5:850bf38c r4:850fa500 [ 1332.357483][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.357553][ T32] r10:61c88647 r9:84389800 r8:850fa52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.357588][ T32] r4:850fa500 [ 1332.357613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.357710][ T32] r10:00000000 r9:850fa500 r8:8027f5e8 r7:eaabde60 r6:850fa580 r5:84389800 [ 1332.357737][ T32] r4:00000001 [ 1332.357780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.357845][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1332.357887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.357920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.357959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.357995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.358018][ T32] r4:850f8780 [ 1332.358491][ T32] INFO: task kworker/0:191:4113 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.358527][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.358618][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.358675][ T32] Call trace: [ 1332.358708][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.358788][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.358818][ T32] r4:00000000 [ 1332.358874][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.358939][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.358972][ T32] 5d20: bdd26000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.359027][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.359058][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.359084][ T32] r5:80070013 r4:80239bb0 [ 1332.359124][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.359182][ T32] r4:82ac11e4 [ 1332.359204][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.359251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.359274][ T32] r4:e0635dc0 [ 1332.359293][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.359361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.359389][ T32] r4:00000000 [ 1332.359410][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.359461][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.359484][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.359529][ T32] r5:00001000 r4:e01b1000 [ 1332.359549][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.359590][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.359635][ T32] r5:8436438c r4:84364000 [ 1332.359678][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.359772][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.359824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.359893][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.359939][ T32] r4:84be5080 [ 1332.359963][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.360033][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.360061][ T32] r4:00000001 [ 1332.360102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.360163][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.360194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.360223][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.360251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.360290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.360318][ T32] r4:84be4100 [ 1332.360358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.360402][ T32] INFO: task kworker/0:192:4115 blocked for more than 458 seconds. [ 1332.360438][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.360484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.360509][ T32] task:kworker/0:192 state:D stack:0 pid:4115 tgid:4115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.360558][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.360599][ T32] Call trace: [ 1332.360629][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.360680][ T32] r10:829188dc r9:eaac5d84 r8:00000002 r7:60000113 r6:eaac5d8c r5:8438a400 [ 1332.360727][ T32] r4:8438a400 [ 1332.360752][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.360816][ T32] r5:8438a400 r4:829188d8 [ 1332.360840][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.360888][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.360959][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1332.360987][ T32] r4:00000000 [ 1332.361007][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.361053][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.361094][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.361149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8b40 [ 1332.361176][ T32] r4:00000000 [ 1332.361217][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.361278][ T32] r9:83018005 r8:8438a400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1332.361304][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.361349][ T32] r5:00001000 r4:e07a9000 [ 1332.361369][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.361410][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.361477][ T32] r5:850bfb8c r4:850bf800 [ 1332.361501][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.361554][ T32] r7:dddced80 r6:83018000 r5:850bfb8c r4:850fa600 [ 1332.361576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.361669][ T32] r10:61c88647 r9:8438a400 r8:850fa62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.361725][ T32] r4:850fa600 [ 1332.361780][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.361837][ T32] r10:00000000 r9:850fa600 r8:8027f5e8 r7:eaac1e60 r6:850fa680 r5:8438a400 [ 1332.361887][ T32] r4:00000001 [ 1332.361911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.361968][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1332.362002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.362032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.362060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.362106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.362152][ T32] r4:850f8880 [ 1332.362494][ T32] INFO: task kworker/0:192:4115 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.362535][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.362611][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.362680][ T32] Call trace: [ 1332.362723][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.362777][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.362801][ T32] r4:00000000 [ 1332.362821][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.362899][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.362934][ T32] 5d20: bdd26000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.362967][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.362994][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.363019][ T32] r5:80070013 r4:80239bb0 [ 1332.363040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.363103][ T32] r4:82ac11e4 [ 1332.363127][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.363196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.363223][ T32] r4:e0635dc0 [ 1332.363283][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.363342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.363385][ T32] r4:00000000 [ 1332.363430][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.363506][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.363531][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.363597][ T32] r5:00001000 r4:e01b1000 [ 1332.363643][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.363689][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.363757][ T32] r5:8436438c r4:84364000 [ 1332.363795][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.363847][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.363874][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.363924][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.363948][ T32] r4:84be5080 [ 1332.363976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.364031][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.364054][ T32] r4:00000001 [ 1332.364074][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.364121][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.364152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.364182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.364210][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.364240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.364263][ T32] r4:84be4100 [ 1332.364302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.364331][ T32] INFO: task kworker/0:193:4116 blocked for more than 458 seconds. [ 1332.364359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.364383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.364403][ T32] task:kworker/0:193 state:D stack:0 pid:4116 tgid:4116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.364448][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.364503][ T32] Call trace: [ 1332.364534][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.364592][ T32] r10:829188dc r9:eaaa9d84 r8:00000002 r7:60000113 r6:eaaa9d8c r5:8438b000 [ 1332.364618][ T32] r4:8438b000 [ 1332.364639][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.364682][ T32] r5:8438b000 r4:829188d8 [ 1332.364723][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.364778][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.364839][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 [ 1332.364871][ T32] r4:00000000 [ 1332.364902][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.364947][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.365006][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.365055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8a00 [ 1332.365099][ T32] r4:00000000 [ 1332.365122][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.365171][ T32] r9:83018005 r8:8438b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1332.365192][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.365235][ T32] r5:00001000 r4:e0785000 [ 1332.365284][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.365338][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.365387][ T32] r5:850bf78c r4:850bf400 [ 1332.365407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.365456][ T32] r7:dddced80 r6:83018000 r5:850bf78c r4:850fa700 [ 1332.365520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.385290][ T32] r10:61c88647 r9:8438b000 r8:850fa72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.385362][ T32] r4:850fa700 [ 1332.385391][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.385514][ T32] r10:00000000 r9:850fa700 r8:8027f5e8 r7:eaac5e60 r6:850fa780 r5:8438b000 [ 1332.385939][ T32] r4:00000001 [ 1332.385986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.386040][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) [ 1332.386072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.386123][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.386156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.386190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.386214][ T32] r4:850f8ac0 [ 1332.386693][ T32] INFO: task kworker/0:193:4116 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.386730][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.386840][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.386911][ T32] Call trace: [ 1332.386965][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.387044][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.387071][ T32] r4:00000000 [ 1332.387104][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.387148][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.387180][ T32] 5d20: be1bb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.387232][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.387272][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.387300][ T32] r5:80070013 r4:80239bb0 [ 1332.387321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.387365][ T32] r4:82ac11e4 [ 1332.387385][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.387431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.387454][ T32] r4:e0635dc0 [ 1332.387473][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.387529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.387556][ T32] r4:00000000 [ 1332.387587][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.387640][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.387663][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.387708][ T32] r5:00001000 r4:e01b1000 [ 1332.387761][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.387828][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.387886][ T32] r5:8436438c r4:84364000 [ 1332.387931][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.388031][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.388097][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.388244][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.388300][ T32] r4:84be5080 [ 1332.388374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.388481][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.388525][ T32] r4:00000001 [ 1332.388550][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.388610][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.388642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.388673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.388700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.388736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.388759][ T32] r4:84be4100 [ 1332.388805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.388871][ T32] INFO: task kworker/0:194:4119 blocked for more than 458 seconds. [ 1332.388911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.388938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.388976][ T32] task:kworker/0:194 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.389049][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.389097][ T32] Call trace: [ 1332.389129][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.389180][ T32] r10:829188dc r9:eaac9d84 r8:00000002 r7:60000113 r6:eaac9d8c r5:8438bc00 [ 1332.389203][ T32] r4:8438bc00 [ 1332.389223][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.389266][ T32] r5:8438bc00 r4:829188d8 [ 1332.389287][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.389328][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.389379][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 [ 1332.389422][ T32] r4:00000000 [ 1332.389468][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.389512][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.389552][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.389597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84360100 [ 1332.389620][ T32] r4:00000000 [ 1332.389640][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.389737][ T32] r9:83018005 r8:8438bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1332.389763][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.389809][ T32] r5:00001000 r4:e07c7000 [ 1332.389831][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.389877][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.389921][ T32] r5:850c838c r4:850c8000 [ 1332.389941][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.390006][ T32] r7:dddced80 r6:83018000 r5:850c838c r4:850fa800 [ 1332.390052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.390126][ T32] r10:61c88647 r9:8438bc00 r8:850fa82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.390173][ T32] r4:850fa800 [ 1332.390196][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.390245][ T32] r10:00000000 r9:850fa800 r8:8027f5e8 r7:eaac5e60 r6:850fa880 r5:8438bc00 [ 1332.390268][ T32] r4:00000001 [ 1332.390288][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.390345][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) [ 1332.390385][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.390426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.390456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.390508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.390543][ T32] r4:850f8e80 [ 1332.390878][ T32] INFO: task kworker/0:194:4119 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.390912][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.391016][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.391077][ T32] Call trace: [ 1332.391109][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.391163][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.391187][ T32] r4:00000000 [ 1332.391206][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.391245][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.391308][ T32] 5d20: be1bb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.391343][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.391370][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.391413][ T32] r5:80070013 r4:80239bb0 [ 1332.391457][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.391502][ T32] r4:82ac11e4 [ 1332.391542][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.391613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.391641][ T32] r4:e0635dc0 [ 1332.391660][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.391728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.391777][ T32] r4:00000000 [ 1332.391819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.391898][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.391952][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.392024][ T32] r5:00001000 r4:e01b1000 [ 1332.392047][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.392090][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.392135][ T32] r5:8436438c r4:84364000 [ 1332.392155][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.392204][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.392225][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.392275][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.392307][ T32] r4:84be5080 [ 1332.392331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.392381][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.392405][ T32] r4:00000001 [ 1332.392459][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.392499][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.392526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.392569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.392611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.392643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.392679][ T32] r4:84be4100 [ 1332.392705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.392731][ T32] INFO: task kworker/0:195:4120 blocked for more than 458 seconds. [ 1332.392759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.392792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.392830][ T32] task:kworker/0:195 state:D stack:0 pid:4120 tgid:4120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.392894][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.392939][ T32] Call trace: [ 1332.392995][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.393056][ T32] r10:829188dc r9:eaacdd84 r8:00000002 r7:60000013 r6:eaacdd8c r5:8438c800 [ 1332.393086][ T32] r4:8438c800 [ 1332.393105][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.393150][ T32] r5:8438c800 r4:829188d8 [ 1332.393170][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.393240][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.393294][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaacde08 [ 1332.393317][ T32] r4:00000000 [ 1332.393338][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.393388][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.393430][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.393485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8e40 [ 1332.393513][ T32] r4:00000000 [ 1332.393534][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.393582][ T32] r9:83018005 r8:8438c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1332.393615][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.393692][ T32] r5:00001000 r4:e07b9000 [ 1332.393737][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.393805][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.393853][ T32] r5:850bff8c r4:850bfc00 [ 1332.393880][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.393928][ T32] r7:dddced80 r6:83018000 r5:850bff8c r4:850fa900 [ 1332.393948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.393997][ T32] r10:61c88647 r9:8438c800 r8:850fa92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.394039][ T32] r4:850fa900 [ 1332.394084][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.394136][ T32] r10:00000000 r9:850fa900 r8:8027f5e8 r7:eaac9e60 r6:850fa980 r5:8438c800 [ 1332.394159][ T32] r4:00000001 [ 1332.394188][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.394259][ T32] Exception stack(0xeaacdfb0 to 0xeaacdff8) [ 1332.394291][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.394321][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.394349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.394400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.394460][ T32] r4:850f8e80 [ 1332.394789][ T32] INFO: task kworker/0:195:4120 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.394824][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.394956][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.395026][ T32] Call trace: [ 1332.395073][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.395129][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.395153][ T32] r4:00000000 [ 1332.395173][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.395213][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.395259][ T32] 5d20: be1bb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.395304][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.395334][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.395361][ T32] r5:80070013 r4:80239bb0 [ 1332.395381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.395443][ T32] r4:82ac11e4 [ 1332.395466][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.425991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.426051][ T32] r4:e0635dc0 [ 1332.426076][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.426147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.426170][ T32] r4:00000000 [ 1332.426190][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.426241][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.426265][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.426336][ T32] r5:00001000 r4:e01b1000 [ 1332.426362][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.426406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.426451][ T32] r5:8436438c r4:84364000 [ 1332.426493][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.426550][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.426572][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.426642][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.426679][ T32] r4:84be5080 [ 1332.426702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.426785][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.426828][ T32] r4:00000001 [ 1332.426878][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.426923][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.426983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.427026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.427079][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.427115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.427139][ T32] r4:84be4100 [ 1332.427163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.427214][ T32] INFO: task kworker/0:196:4122 blocked for more than 458 seconds. [ 1332.427252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.427278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.427301][ T32] task:kworker/0:196 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.427360][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.427406][ T32] Call trace: [ 1332.427439][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.427493][ T32] r10:829188dc r9:eaad1d84 r8:00000002 r7:60000113 r6:eaad1d8c r5:8438d400 [ 1332.427537][ T32] r4:8438d400 [ 1332.427562][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.427607][ T32] r5:8438d400 r4:829188d8 [ 1332.427627][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.427668][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.427718][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad1e08 [ 1332.427741][ T32] r4:00000000 [ 1332.427783][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.427828][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.427874][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.427920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e000 [ 1332.427943][ T32] r4:00000000 [ 1332.427963][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.428020][ T32] r9:83018005 r8:8438d400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1332.428045][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.428090][ T32] r5:00001000 r4:e07d3000 [ 1332.428129][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.428173][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.428240][ T32] r5:850c878c r4:850c8400 [ 1332.428264][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.428313][ T32] r7:dddced80 r6:83018000 r5:850c878c r4:850faa00 [ 1332.428334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.428383][ T32] r10:61c88647 r9:8438d400 r8:850faa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.428405][ T32] r4:850faa00 [ 1332.428434][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.428485][ T32] r10:00000000 r9:850faa00 r8:8027f5e8 r7:eaac9e60 r6:850faa80 r5:8438d400 [ 1332.428528][ T32] r4:00000001 [ 1332.428559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.428599][ T32] Exception stack(0xeaad1fb0 to 0xeaad1ff8) [ 1332.428627][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.428659][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.428690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.428728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.428794][ T32] r4:850f8f80 [ 1332.429366][ T32] INFO: task kworker/0:196:4122 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.429434][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.429515][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.429564][ T32] Call trace: [ 1332.429690][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.429805][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.429868][ T32] r4:00000000 [ 1332.429950][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.430052][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.430115][ T32] 5d20: be9be000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.430152][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.430180][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.430215][ T32] r5:80070013 r4:80239bb0 [ 1332.430239][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.430292][ T32] r4:82ac11e4 [ 1332.430369][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.430421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.430444][ T32] r4:e0635dc0 [ 1332.430463][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.430509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.430542][ T32] r4:00000000 [ 1332.430565][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.430620][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.430644][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.430688][ T32] r5:00001000 r4:e01b1000 [ 1332.430707][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.430748][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.430792][ T32] r5:8436438c r4:84364000 [ 1332.430812][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.430864][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.430887][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.430959][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.430987][ T32] r4:84be5080 [ 1332.431007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.431067][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.431093][ T32] r4:00000001 [ 1332.431134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.431175][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.431202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.431232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.431259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.431290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.431313][ T32] r4:84be4100 [ 1332.431334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.431359][ T32] INFO: task kworker/0:197:4125 blocked for more than 458 seconds. [ 1332.431387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.431412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.431458][ T32] task:kworker/0:197 state:D stack:0 pid:4125 tgid:4125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.431528][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.431575][ T32] Call trace: [ 1332.431606][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.431676][ T32] r10:829188dc r9:eaad5d84 r8:00000002 r7:60000113 r6:eaad5d8c r5:8438e000 [ 1332.431704][ T32] r4:8438e000 [ 1332.431745][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.431793][ T32] r5:8438e000 r4:829188d8 [ 1332.431814][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.431855][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.431931][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1332.431968][ T32] r4:00000000 [ 1332.432011][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.432076][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.432118][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.432183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e1c0 [ 1332.432230][ T32] r4:00000000 [ 1332.432281][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.432334][ T32] r9:83018005 r8:8438e000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1332.432357][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.432401][ T32] r5:00001000 r4:e07e9000 [ 1332.432431][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.432497][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.432546][ T32] r5:850c8b8c r4:850c8800 [ 1332.432567][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.432615][ T32] r7:dddced80 r6:83018000 r5:850c8b8c r4:850fab00 [ 1332.432635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.432704][ T32] r10:61c88647 r9:8438e000 r8:850fab2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.432732][ T32] r4:850fab00 [ 1332.432752][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.432802][ T32] r10:00000000 r9:850fab00 r8:8027f5e8 r7:eaad1e60 r6:850fab80 r5:8438e000 [ 1332.432825][ T32] r4:00000001 [ 1332.432845][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.432919][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 1332.432950][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.433013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.433065][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.433099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.433132][ T32] r4:8514e0c0 [ 1332.433461][ T32] INFO: task kworker/0:197:4125 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.433495][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.433579][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.433635][ T32] Call trace: [ 1332.433689][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.433754][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.433792][ T32] r4:00000000 [ 1332.433844][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.433916][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.433951][ T32] 5d20: be9be000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.433982][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.434032][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.434080][ T32] r5:80070013 r4:80239bb0 [ 1332.434112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.434167][ T32] r4:82ac11e4 [ 1332.434197][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.434258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.434284][ T32] r4:e0635dc0 [ 1332.434304][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.434350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.434374][ T32] r4:00000000 [ 1332.434393][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.434443][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.434485][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.434533][ T32] r5:00001000 r4:e01b1000 [ 1332.434553][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.434595][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.434664][ T32] r5:8436438c r4:84364000 [ 1332.434687][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.434758][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.434783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.434854][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.434909][ T32] r4:84be5080 [ 1332.434933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.434985][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.435017][ T32] r4:00000001 [ 1332.435041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.435100][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.435140][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.435181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.435231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.435285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.435311][ T32] r4:84be4100 [ 1332.435331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.435355][ T32] INFO: task kworker/0:198:4127 blocked for more than 458 seconds. [ 1332.435404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.435431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.435454][ T32] task:kworker/0:198 state:D stack:0 pid:4127 tgid:4127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.457263][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.457356][ T32] Call trace: [ 1332.457392][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.457455][ T32] r10:829188dc r9:eaaddd84 r8:00000002 r7:60000113 r6:eaaddd8c r5:8438ec00 [ 1332.457506][ T32] r4:8438ec00 [ 1332.457552][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.457601][ T32] r5:8438ec00 r4:829188d8 [ 1332.457622][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.457692][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.457751][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1332.457808][ T32] r4:00000000 [ 1332.457833][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.457882][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.457946][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.458000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e340 [ 1332.458025][ T32] r4:00000000 [ 1332.458045][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.458096][ T32] r9:83018005 r8:8438ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1332.458119][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.458164][ T32] r5:00001000 r4:e07f7000 [ 1332.458184][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.458225][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.458270][ T32] r5:850c8f8c r4:850c8c00 [ 1332.458312][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.458368][ T32] r7:dddced80 r6:83018000 r5:850c8f8c r4:850fac00 [ 1332.458391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.458461][ T32] r10:61c88647 r9:8438ec00 r8:850fac2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.458489][ T32] r4:850fac00 [ 1332.458528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.458603][ T32] r10:00000000 r9:850fac00 r8:8027f5e8 r7:eaad5e60 r6:850fac80 r5:8438ec00 [ 1332.458630][ T32] r4:00000001 [ 1332.458651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.458720][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1332.458757][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.458808][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.458840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.458878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.458937][ T32] r4:8514e180 [ 1332.459425][ T32] INFO: task kworker/0:198:4127 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.459462][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.459563][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.459610][ T32] Call trace: [ 1332.459658][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.459717][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.459762][ T32] r4:00000000 [ 1332.459805][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.459851][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.459888][ T32] 5d20: bee52000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.459922][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.459949][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.459974][ T32] r5:80070013 r4:80239bb0 [ 1332.460004][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.460050][ T32] r4:82ac11e4 [ 1332.460070][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.460116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.460149][ T32] r4:e0635dc0 [ 1332.460171][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.460238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.460285][ T32] r4:00000000 [ 1332.460309][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.460360][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.460382][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.460426][ T32] r5:00001000 r4:e01b1000 [ 1332.460466][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.460540][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.460590][ T32] r5:8436438c r4:84364000 [ 1332.460610][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.460658][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.460679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.460755][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.460782][ T32] r4:84be5080 [ 1332.460844][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.460903][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.460927][ T32] r4:00000001 [ 1332.460966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.461007][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.461034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.461063][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.461091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.461123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.461146][ T32] r4:84be4100 [ 1332.461166][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.461195][ T32] INFO: task kworker/0:199:4130 blocked for more than 458 seconds. [ 1332.461248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.461300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.461324][ T32] task:kworker/0:199 state:D stack:0 pid:4130 tgid:4130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.461403][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.461448][ T32] Call trace: [ 1332.461478][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.461528][ T32] r10:829188dc r9:eaae1d84 r8:00000002 r7:60000113 r6:eaae1d8c r5:84810000 [ 1332.461551][ T32] r4:84810000 [ 1332.461571][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.461613][ T32] r5:84810000 r4:829188d8 [ 1332.461633][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.461702][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.461754][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 [ 1332.461800][ T32] r4:00000000 [ 1332.461824][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.461876][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.461917][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.461963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e640 [ 1332.461987][ T32] r4:00000000 [ 1332.462007][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.462056][ T32] r9:83018005 r8:84810000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1332.462078][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.462122][ T32] r5:00001000 r4:dfa37000 [ 1332.462143][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.462195][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.462245][ T32] r5:850c978c r4:850c9400 [ 1332.462268][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.462338][ T32] r7:dddced80 r6:83018000 r5:850c978c r4:850fad00 [ 1332.462393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.462448][ T32] r10:61c88647 r9:84810000 r8:850fad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.462471][ T32] r4:850fad00 [ 1332.462500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.462551][ T32] r10:00000000 r9:850fad00 r8:8027f5e8 r7:eaadde60 r6:850fad80 r5:84810000 [ 1332.462575][ T32] r4:00000001 [ 1332.462594][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.462652][ T32] Exception stack(0xeaae1fb0 to 0xeaae1ff8) [ 1332.462694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.462725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.462753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.462784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.462816][ T32] r4:8514e280 [ 1332.463144][ T32] INFO: task kworker/0:199:4130 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.463193][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.463300][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.463358][ T32] Call trace: [ 1332.463409][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.463475][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.463504][ T32] r4:00000000 [ 1332.463524][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.463565][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.463616][ T32] 5d20: bee52000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.463652][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.463699][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.463727][ T32] r5:80070013 r4:80239bb0 [ 1332.463776][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.463823][ T32] r4:82ac11e4 [ 1332.463844][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.463896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.463952][ T32] r4:e0635dc0 [ 1332.463974][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.464042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.464069][ T32] r4:00000000 [ 1332.464089][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.464139][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.464161][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.464205][ T32] r5:00001000 r4:e01b1000 [ 1332.464224][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.464265][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.464309][ T32] r5:8436438c r4:84364000 [ 1332.464348][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.464465][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.464490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.464572][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.464599][ T32] r4:84be5080 [ 1332.464640][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.464693][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.464736][ T32] r4:00000001 [ 1332.464760][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.464797][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.464824][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.464853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.464887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.464939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.464966][ T32] r4:84be4100 [ 1332.464986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.465010][ T32] INFO: task kworker/0:200:4131 blocked for more than 458 seconds. [ 1332.465038][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.465061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.465106][ T32] task:kworker/0:200 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.465189][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.465234][ T32] Call trace: [ 1332.465297][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.465350][ T32] r10:829188dc r9:eaae5d84 r8:00000002 r7:60000113 r6:eaae5d8c r5:84810c00 [ 1332.465394][ T32] r4:84810c00 [ 1332.465418][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.465462][ T32] r5:84810c00 r4:829188d8 [ 1332.496156][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.496285][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.496344][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae5e08 [ 1332.496370][ T32] r4:00000000 [ 1332.496391][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.496431][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.496474][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.496519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e400 [ 1332.496542][ T32] r4:00000000 [ 1332.496564][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.496616][ T32] r9:83018005 r8:84810c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1332.496639][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.496724][ T32] r5:00001000 r4:df95d000 [ 1332.496788][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.496836][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.496887][ T32] r5:850c938c r4:850c9000 [ 1332.496908][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.496959][ T32] r7:dddced80 r6:83018000 r5:850c938c r4:850fae00 [ 1332.496981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.497031][ T32] r10:61c88647 r9:84810c00 r8:850fae2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.497056][ T32] r4:850fae00 [ 1332.497076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.497126][ T32] r10:00000000 r9:850fae00 r8:8027f5e8 r7:eaae1e60 r6:850fae80 r5:84810c00 [ 1332.497149][ T32] r4:00000001 [ 1332.497169][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.497208][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1332.497240][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.497271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.497299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.497331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.497354][ T32] r4:8514e440 [ 1332.497868][ T32] INFO: task kworker/0:200:4131 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.497993][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.498071][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.498144][ T32] Call trace: [ 1332.498181][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.498236][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.498261][ T32] r4:00000000 [ 1332.498307][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.498353][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.498384][ T32] 5d20: bf679000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.498442][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.498473][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.498499][ T32] r5:80070013 r4:80239bb0 [ 1332.498521][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.498565][ T32] r4:82ac11e4 [ 1332.498586][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.498633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.498656][ T32] r4:e0635dc0 [ 1332.498676][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.498726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.498751][ T32] r4:00000000 [ 1332.498800][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.498869][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.498922][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.498973][ T32] r5:00001000 r4:e01b1000 [ 1332.498993][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.499054][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.499104][ T32] r5:8436438c r4:84364000 [ 1332.499125][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.499173][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.499195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.499245][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.499268][ T32] r4:84be5080 [ 1332.499299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.499353][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.499403][ T32] r4:00000001 [ 1332.499427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.499466][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.499493][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.499523][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.499552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.499583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.499607][ T32] r4:84be4100 [ 1332.499628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.499668][ T32] INFO: task kworker/0:201:4133 blocked for more than 459 seconds. [ 1332.499705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.499757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.499783][ T32] task:kworker/0:201 state:D stack:0 pid:4133 tgid:4133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.499833][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.499946][ T32] Call trace: [ 1332.499982][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.500034][ T32] r10:829188dc r9:e0859d84 r8:00000002 r7:60000013 r6:e0859d8c r5:84811800 [ 1332.500058][ T32] r4:84811800 [ 1332.500078][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.500120][ T32] r5:84811800 r4:829188d8 [ 1332.500141][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.500182][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.500256][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0859e08 [ 1332.500284][ T32] r4:00000000 [ 1332.500313][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.500355][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.500393][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.500437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e880 [ 1332.500465][ T32] r4:00000000 [ 1332.500512][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.500574][ T32] r9:83018005 r8:84811800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1332.500597][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.500668][ T32] r5:00001000 r4:dfd35000 [ 1332.500756][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.500853][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.500942][ T32] r5:850c9f8c r4:850c9c00 [ 1332.500968][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.501017][ T32] r7:dddced80 r6:83018000 r5:850c9f8c r4:850faf00 [ 1332.501050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.501104][ T32] r10:61c88647 r9:84811800 r8:850faf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.501128][ T32] r4:850faf00 [ 1332.501147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.501195][ T32] r10:00000000 r9:850faf00 r8:8027f5e8 r7:eaae1e60 r6:850faf80 r5:84811800 [ 1332.501218][ T32] r4:00000001 [ 1332.501237][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.501293][ T32] Exception stack(0xe0859fb0 to 0xe0859ff8) [ 1332.501350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.501396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.501428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.501459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.501482][ T32] r4:8514e600 [ 1332.501823][ T32] INFO: task kworker/0:201:4133 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.501894][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.501958][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.502002][ T32] Call trace: [ 1332.502033][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.502085][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.502109][ T32] r4:00000000 [ 1332.502154][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.502227][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.502263][ T32] 5d20: bf679000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.502297][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.502325][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.502355][ T32] r5:80070013 r4:80239bb0 [ 1332.502378][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.502447][ T32] r4:82ac11e4 [ 1332.502471][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.502518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.502556][ T32] r4:e0635dc0 [ 1332.502578][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.502627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.502651][ T32] r4:00000000 [ 1332.502687][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.502742][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.502764][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.502809][ T32] r5:00001000 r4:e01b1000 [ 1332.502855][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.502909][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.502954][ T32] r5:8436438c r4:84364000 [ 1332.502989][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.503041][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.503062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.503165][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.503194][ T32] r4:84be5080 [ 1332.503240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.503294][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.503317][ T32] r4:00000001 [ 1332.503362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.503428][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.503459][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.503521][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.503552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.503585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.503607][ T32] r4:84be4100 [ 1332.503628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.503652][ T32] INFO: task kworker/0:202:4135 blocked for more than 459 seconds. [ 1332.503679][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.503702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.503723][ T32] task:kworker/0:202 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.503782][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.503828][ T32] Call trace: [ 1332.503864][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.503915][ T32] r10:829188dc r9:eaaf1d84 r8:00000002 r7:60000013 r6:eaaf1d8c r5:84812400 [ 1332.503938][ T32] r4:84812400 [ 1332.503959][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.504003][ T32] r5:84812400 r4:829188d8 [ 1332.504049][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.504096][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.504157][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1332.504184][ T32] r4:00000000 [ 1332.504209][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.504278][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.504320][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.504365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e7c0 [ 1332.504394][ T32] r4:00000000 [ 1332.504443][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.504495][ T32] r9:83018005 r8:84812400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1332.504519][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.504563][ T32] r5:00001000 r4:dfabf000 [ 1332.504588][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.504632][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.504677][ T32] r5:850c9b8c r4:850c9800 [ 1332.504697][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.504746][ T32] r7:dddced80 r6:83018000 r5:850c9b8c r4:85156000 [ 1332.504767][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.504816][ T32] r10:61c88647 r9:84812400 r8:8515602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.504843][ T32] r4:85156000 [ 1332.504896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.504959][ T32] r10:00000000 r9:85156000 r8:8027f5e8 r7:e0859e60 r6:85156080 r5:84812400 [ 1332.505005][ T32] r4:00000001 [ 1332.505027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.505064][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1332.505092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.505123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.505179][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.505213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.505238][ T32] r4:8514e700 [ 1332.523882][ T32] INFO: task kworker/0:202:4135 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.523974][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.524262][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.524321][ T32] Call trace: [ 1332.524356][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.524415][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.524440][ T32] r4:00000000 [ 1332.524461][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.524503][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.524534][ T32] 5d20: bf850000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.524565][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.524641][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.524672][ T32] r5:80070013 r4:80239bb0 [ 1332.524693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.524738][ T32] r4:82ac11e4 [ 1332.524797][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.524853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.524910][ T32] r4:e0635dc0 [ 1332.524935][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.525008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.525035][ T32] r4:00000000 [ 1332.525071][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.525125][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.525148][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.525255][ T32] r5:00001000 r4:e01b1000 [ 1332.525280][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.525323][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.525371][ T32] r5:8436438c r4:84364000 [ 1332.525392][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.525442][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.525464][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.536006][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.536074][ T32] r4:84be5080 [ 1332.536124][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.536194][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.536218][ T32] r4:00000001 [ 1332.536238][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.536278][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.536308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.536339][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.536369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.536404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.536502][ T32] r4:84be4100 [ 1332.536551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.536587][ T32] INFO: task kworker/0:203:4137 blocked for more than 459 seconds. [ 1332.536648][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.536678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.536701][ T32] task:kworker/0:203 state:D stack:0 pid:4137 tgid:4137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.536785][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.536855][ T32] Call trace: [ 1332.536927][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.536987][ T32] r10:829188dc r9:eaaf5d84 r8:00000002 r7:60000013 r6:eaaf5d8c r5:84813000 [ 1332.537011][ T32] r4:84813000 [ 1332.537058][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.537134][ T32] r5:84813000 r4:829188d8 [ 1332.537159][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.537201][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.537252][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 [ 1332.537301][ T32] r4:00000000 [ 1332.537326][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.537368][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.537409][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.537457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514ec80 [ 1332.537481][ T32] r4:00000000 [ 1332.537501][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.537553][ T32] r9:83018005 r8:84813000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1332.537576][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.537622][ T32] r5:00001000 r4:dfec9000 [ 1332.537642][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.537740][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.537792][ T32] r5:850ca78c r4:850ca400 [ 1332.537815][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.537896][ T32] r7:dddced80 r6:83018000 r5:850ca78c r4:85156100 [ 1332.537923][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.537975][ T32] r10:61c88647 r9:84813000 r8:8515612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.538000][ T32] r4:85156100 [ 1332.538021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.538072][ T32] r10:00000000 r9:85156100 r8:8027f5e8 r7:e0859e60 r6:85156180 r5:84813000 [ 1332.538112][ T32] r4:00000001 [ 1332.538187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.538229][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) [ 1332.538284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.538394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.538426][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.538483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.538538][ T32] r4:8514eb80 [ 1332.539029][ T32] INFO: task kworker/0:203:4137 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.539068][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.539139][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.539189][ T32] Call trace: [ 1332.539219][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.539273][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.539323][ T32] r4:00000000 [ 1332.539347][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.539415][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.539450][ T32] 5d20: bfaff000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.539482][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.539510][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.539536][ T32] r5:80070013 r4:80239bb0 [ 1332.539616][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.539664][ T32] r4:82ac11e4 [ 1332.539685][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.539781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.539810][ T32] r4:e0635dc0 [ 1332.539840][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.539895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.539919][ T32] r4:00000000 [ 1332.539939][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.539991][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.540013][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.540083][ T32] r5:00001000 r4:e01b1000 [ 1332.540107][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.540150][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.540222][ T32] r5:8436438c r4:84364000 [ 1332.540246][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.540295][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.540317][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.540414][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.540442][ T32] r4:84be5080 [ 1332.540473][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.540612][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.540639][ T32] r4:00000001 [ 1332.540660][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.540698][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.540725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.540755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.540783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.540825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.540852][ T32] r4:84be4100 [ 1332.540878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.540902][ T32] INFO: task kworker/0:204:4139 blocked for more than 459 seconds. [ 1332.540930][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.540954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.540976][ T32] task:kworker/0:204 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.541048][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.541094][ T32] Call trace: [ 1332.541126][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.541175][ T32] r10:829188dc r9:eaaf9d84 r8:00000002 r7:60000113 r6:eaaf9d8c r5:84813c00 [ 1332.541199][ T32] r4:84813c00 [ 1332.541219][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.541262][ T32] r5:84813c00 r4:829188d8 [ 1332.541283][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.541323][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.541373][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1332.541396][ T32] r4:00000000 [ 1332.541493][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.541537][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.541620][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.541689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514e9c0 [ 1332.541713][ T32] r4:00000000 [ 1332.541733][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.541782][ T32] r9:83018005 r8:84813c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1332.541816][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.541871][ T32] r5:00001000 r4:dfe6b000 [ 1332.541893][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.541936][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.542007][ T32] r5:850ca38c r4:850ca000 [ 1332.542032][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.542106][ T32] r7:dddced80 r6:83018000 r5:850ca38c r4:85156200 [ 1332.542131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.542182][ T32] r10:61c88647 r9:84813c00 r8:8515622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.542232][ T32] r4:85156200 [ 1332.542255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.542304][ T32] r10:00000000 r9:85156200 r8:8027f5e8 r7:eaaf5e60 r6:85156280 r5:84813c00 [ 1332.542327][ T32] r4:00000001 [ 1332.542358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.542398][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1332.542453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.542495][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.542550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.542585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.542609][ T32] r4:8514eb80 [ 1332.542909][ T32] INFO: task kworker/0:204:4139 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.542944][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.543003][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.543154][ T32] Call trace: [ 1332.543236][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.543289][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.543314][ T32] r4:00000000 [ 1332.543334][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.543374][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.543432][ T32] 5d20: bfaff000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.543517][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.543550][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.543577][ T32] r5:80070013 r4:80239bb0 [ 1332.543614][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.543711][ T32] r4:82ac11e4 [ 1332.543735][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.543784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.543833][ T32] r4:e0635dc0 [ 1332.543862][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.543911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.543935][ T32] r4:00000000 [ 1332.543955][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.544006][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.544029][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.544074][ T32] r5:00001000 r4:e01b1000 [ 1332.544095][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.544136][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.544209][ T32] r5:8436438c r4:84364000 [ 1332.544234][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.544284][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.544309][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.544368][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.544419][ T32] r4:84be5080 [ 1332.544496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.544551][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.544610][ T32] r4:00000001 [ 1332.544634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.544673][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.544701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.544758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.544797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.544830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.544854][ T32] r4:84be4100 [ 1332.544933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.544962][ T32] INFO: task kworker/0:205:4141 blocked for more than 459 seconds. [ 1332.545015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.545043][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.545066][ T32] task:kworker/0:205 state:D stack:0 pid:4141 tgid:4141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.545196][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.545242][ T32] Call trace: [ 1332.545273][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.545324][ T32] r10:829188dc r9:eaafdd84 r8:00000002 r7:60000113 r6:eaafdd8c r5:84814800 [ 1332.545348][ T32] r4:84814800 [ 1332.545369][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.545412][ T32] r5:84814800 r4:829188d8 [ 1332.545432][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.545519][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.559626][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaafde08 [ 1332.559675][ T32] r4:00000000 [ 1332.559731][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.559826][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.559881][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.559929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514ed80 [ 1332.560017][ T32] r4:00000000 [ 1332.560087][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.560148][ T32] r9:83018005 r8:84814800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1332.560171][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.560219][ T32] r5:00001000 r4:dff03000 [ 1332.560249][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.560295][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.560342][ T32] r5:850cab8c r4:850ca800 [ 1332.560363][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.560413][ T32] r7:dddced80 r6:83018000 r5:850cab8c r4:85156300 [ 1332.560435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.560494][ T32] r10:61c88647 r9:84814800 r8:8515632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.560521][ T32] r4:85156300 [ 1332.560542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.560592][ T32] r10:00000000 r9:85156300 r8:8027f5e8 r7:eaaf5e60 r6:85156380 r5:84814800 [ 1332.560615][ T32] r4:00000001 [ 1332.560634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.560695][ T32] Exception stack(0xeaafdfb0 to 0xeaafdff8) [ 1332.560751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.560806][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.560906][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.560963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.561011][ T32] r4:8514ec40 [ 1332.561437][ T32] INFO: task kworker/0:205:4141 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.561472][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.561565][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.561614][ T32] Call trace: [ 1332.561689][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.561756][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.561784][ T32] r4:00000000 [ 1332.561815][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.561865][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.561927][ T32] 5d20: bfdae000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.561984][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.562014][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.562040][ T32] r5:80070013 r4:80239bb0 [ 1332.562062][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.562104][ T32] r4:82ac11e4 [ 1332.562125][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.562172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.562195][ T32] r4:e0635dc0 [ 1332.562214][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.562280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.562353][ T32] r4:00000000 [ 1332.562398][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.562473][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.562529][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.562586][ T32] r5:00001000 r4:e01b1000 [ 1332.562629][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.562674][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.562730][ T32] r5:8436438c r4:84364000 [ 1332.562763][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.562813][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.562856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.562921][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.562945][ T32] r4:84be5080 [ 1332.562964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.563014][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.563058][ T32] r4:00000001 [ 1332.563082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.563121][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.563149][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.563179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.563216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.563250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.563295][ T32] r4:84be4100 [ 1332.563320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.563349][ T32] INFO: task kworker/0:206:4143 blocked for more than 459 seconds. [ 1332.563405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.563443][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.563469][ T32] task:kworker/0:206 state:D stack:0 pid:4143 tgid:4143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.563527][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.563570][ T32] Call trace: [ 1332.563600][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.563650][ T32] r10:829188dc r9:eab01d84 r8:00000002 r7:60000013 r6:eab01d8c r5:84815400 [ 1332.563674][ T32] r4:84815400 [ 1332.563694][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.563747][ T32] r5:84815400 r4:829188d8 [ 1332.563771][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.563813][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.563868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e08 [ 1332.563892][ T32] r4:00000000 [ 1332.563921][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.563966][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.564004][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.564050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514ef00 [ 1332.564073][ T32] r4:00000000 [ 1332.564093][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.564140][ T32] r9:83018005 r8:84815400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1332.564192][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.564241][ T32] r5:00001000 r4:e0125000 [ 1332.564261][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.564302][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.564347][ T32] r5:850caf8c r4:850cac00 [ 1332.564368][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.564424][ T32] r7:dddced80 r6:83018000 r5:850caf8c r4:85156400 [ 1332.564458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.564511][ T32] r10:61c88647 r9:84815400 r8:8515642c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.564534][ T32] r4:85156400 [ 1332.564553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.564602][ T32] r10:00000000 r9:85156400 r8:8027f5e8 r7:eaafde60 r6:85156480 r5:84815400 [ 1332.564624][ T32] r4:00000001 [ 1332.564653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.564701][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1332.564755][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.564809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.564842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.564878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.564925][ T32] r4:8514ed00 [ 1332.565187][ T32] INFO: task kworker/0:206:4143 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.565220][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.565304][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.565358][ T32] Call trace: [ 1332.565401][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.565457][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.565511][ T32] r4:00000000 [ 1332.583153][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.583261][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.583366][ T32] 5d20: c00f5000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.583403][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.583432][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.583460][ T32] r5:80070013 r4:80239bb0 [ 1332.583503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.583552][ T32] r4:82ac11e4 [ 1332.583606][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.583658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.583682][ T32] r4:e0635dc0 [ 1332.583722][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.583773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.583797][ T32] r4:00000000 [ 1332.583817][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.583873][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.583897][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.583945][ T32] r5:00001000 r4:e01b1000 [ 1332.583988][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.584051][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.584100][ T32] r5:8436438c r4:84364000 [ 1332.584133][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.584186][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.584250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.584345][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.584396][ T32] r4:84be5080 [ 1332.584441][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.584597][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.584624][ T32] r4:00000001 [ 1332.584645][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.584683][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.584732][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.584788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.584820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.584882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.584931][ T32] r4:84be4100 [ 1332.584980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.585015][ T32] INFO: task kworker/0:207:4145 blocked for more than 459 seconds. [ 1332.585049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.585074][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.585097][ T32] task:kworker/0:207 state:D stack:0 pid:4145 tgid:4145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.585200][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.585246][ T32] Call trace: [ 1332.585279][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.585331][ T32] r10:829188dc r9:eab05d84 r8:00000002 r7:60000013 r6:eab05d8c r5:84816000 [ 1332.585356][ T32] r4:84816000 [ 1332.585375][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.585419][ T32] r5:84816000 r4:829188d8 [ 1332.585480][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.598483][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.598640][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1332.598683][ T32] r4:00000000 [ 1332.598710][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.598758][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.598821][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.598905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164400 [ 1332.598933][ T32] r4:00000000 [ 1332.598975][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.599031][ T32] r9:83018005 r8:84816000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1332.599053][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.599103][ T32] r5:00001000 r4:e080b000 [ 1332.599123][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.599177][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.599227][ T32] r5:850cbb8c r4:850cb800 [ 1332.599269][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.599344][ T32] r7:dddced80 r6:83018000 r5:850cbb8c r4:85156500 [ 1332.599392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.599446][ T32] r10:61c88647 r9:84816000 r8:8515652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.599470][ T32] r4:85156500 [ 1332.599500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.599552][ T32] r10:00000000 r9:85156500 r8:8027f5e8 r7:eab01e60 r6:85156580 r5:84816000 [ 1332.599575][ T32] r4:00000001 [ 1332.599598][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.599639][ T32] Exception stack(0xeab05fb0 to 0xeab05ff8) [ 1332.599688][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.599724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.599752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.599784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.599827][ T32] r4:85164100 [ 1332.600330][ T32] INFO: task kworker/0:207:4145 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.600366][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.600462][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.600532][ T32] Call trace: [ 1332.600625][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.600682][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.600707][ T32] r4:00000000 [ 1332.600739][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.600804][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.600886][ T32] 5d20: c06c7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.600923][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.600953][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.600978][ T32] r5:80070013 r4:80239bb0 [ 1332.600998][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.601065][ T32] r4:82ac11e4 [ 1332.601113][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.601164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.601188][ T32] r4:e0635dc0 [ 1332.601207][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.601252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.601274][ T32] r4:00000000 [ 1332.601294][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.601344][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.601387][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.601437][ T32] r5:00001000 r4:e01b1000 [ 1332.601457][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.601507][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.601579][ T32] r5:8436438c r4:84364000 [ 1332.601636][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.601715][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.601740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.601791][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.601814][ T32] r4:84be5080 [ 1332.601833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.601897][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.601945][ T32] r4:00000001 [ 1332.601969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.602007][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.602035][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.602075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.602107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.602138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.602183][ T32] r4:84be4100 [ 1332.602216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.602248][ T32] INFO: task kworker/0:208:4147 blocked for more than 459 seconds. [ 1332.602291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.602320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.602341][ T32] task:kworker/0:208 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.602387][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.602449][ T32] Call trace: [ 1332.602516][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.602587][ T32] r10:829188dc r9:eaae9d84 r8:00000002 r7:60000113 r6:eaae9d8c r5:84816c00 [ 1332.602614][ T32] r4:84816c00 [ 1332.602635][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.602678][ T32] r5:84816c00 r4:829188d8 [ 1332.602697][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.602737][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.602787][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 [ 1332.602840][ T32] r4:00000000 [ 1332.602890][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.602935][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.602973][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.603030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164000 [ 1332.603078][ T32] r4:00000000 [ 1332.603101][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.603150][ T32] r9:83018005 r8:84816c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1332.603171][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.603215][ T32] r5:00001000 r4:e0155000 [ 1332.603249][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.603294][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.603359][ T32] r5:850cb38c r4:850cb000 [ 1332.603383][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.603434][ T32] r7:dddced80 r6:83018000 r5:850cb38c r4:85156600 [ 1332.603455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.603507][ T32] r10:61c88647 r9:84816c00 r8:8515662c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.603530][ T32] r4:85156600 [ 1332.603571][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.603631][ T32] r10:00000000 r9:85156600 r8:8027f5e8 r7:eab05e60 r6:85156680 r5:84816c00 [ 1332.603665][ T32] r4:00000001 [ 1332.603706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.603746][ T32] Exception stack(0xeaae9fb0 to 0xeaae9ff8) [ 1332.603795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.603829][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.603861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.603903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.603929][ T32] r4:85164100 [ 1332.604235][ T32] INFO: task kworker/0:208:4147 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.604292][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.604375][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.604471][ T32] Call trace: [ 1332.604527][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.604608][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.604636][ T32] r4:00000000 [ 1332.604685][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.604729][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.604781][ T32] 5d20: c06c7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.604816][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.604856][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.604893][ T32] r5:80070013 r4:80239bb0 [ 1332.604934][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.604980][ T32] r4:82ac11e4 [ 1332.605020][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.605072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.605095][ T32] r4:e0635dc0 [ 1332.605123][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.605172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.605195][ T32] r4:00000000 [ 1332.605215][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.605273][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.605299][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.605345][ T32] r5:00001000 r4:e01b1000 [ 1332.605364][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.605405][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.605475][ T32] r5:8436438c r4:84364000 [ 1332.620312][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.620436][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.620462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.620516][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.620551][ T32] r4:84be5080 [ 1332.620595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.620671][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.620700][ T32] r4:00000001 [ 1332.620742][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.620785][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.620836][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.620877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.620929][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.620995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.621023][ T32] r4:84be4100 [ 1332.621047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.621089][ T32] INFO: task kworker/0:209:4149 blocked for more than 459 seconds. [ 1332.621125][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.621151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.621174][ T32] task:kworker/0:209 state:D stack:0 pid:4149 tgid:4149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.621272][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.621323][ T32] Call trace: [ 1332.621390][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.621446][ T32] r10:829188dc r9:eab09d84 r8:00000002 r7:60000113 r6:eab09d8c r5:84868000 [ 1332.621470][ T32] r4:84868000 [ 1332.621499][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.621547][ T32] r5:84868000 r4:829188d8 [ 1332.621569][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.621610][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.621678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 [ 1332.621704][ T32] r4:00000000 [ 1332.621735][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.621802][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.621848][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.621899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164240 [ 1332.621922][ T32] r4:00000000 [ 1332.621941][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.621991][ T32] r9:83018005 r8:84868000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1332.622013][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.622058][ T32] r5:00001000 r4:e079b000 [ 1332.622078][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.622119][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.622164][ T32] r5:850cb78c r4:850cb400 [ 1332.622201][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.622265][ T32] r7:dddced80 r6:83018000 r5:850cb78c r4:85156700 [ 1332.622286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.622336][ T32] r10:61c88647 r9:84868000 r8:8515672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.622379][ T32] r4:85156700 [ 1332.622410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.622464][ T32] r10:00000000 r9:85156700 r8:8027f5e8 r7:eab05e60 r6:85156780 r5:84868000 [ 1332.622486][ T32] r4:00000001 [ 1332.622506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.622542][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) [ 1332.622571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.622600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.622627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.622658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.622681][ T32] r4:85164380 [ 1332.623145][ T32] INFO: task kworker/0:209:4149 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.623190][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.623277][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.623332][ T32] Call trace: [ 1332.623376][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.623430][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.623467][ T32] r4:00000000 [ 1332.623500][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.623545][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.623576][ T32] 5d20: c06c7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.623663][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.623712][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.623760][ T32] r5:80070013 r4:80239bb0 [ 1332.623804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.623852][ T32] r4:82ac11e4 [ 1332.623879][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.623951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.623977][ T32] r4:e0635dc0 [ 1332.623998][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.624044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.624078][ T32] r4:00000000 [ 1332.624122][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.624176][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.624199][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.624243][ T32] r5:00001000 r4:e01b1000 [ 1332.624262][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.624302][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.624356][ T32] r5:8436438c r4:84364000 [ 1332.624380][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.624429][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.624451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.624501][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.624524][ T32] r4:84be5080 [ 1332.624543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.624591][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.624626][ T32] r4:00000001 [ 1332.624649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.624707][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.624739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.624769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.624818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.624852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.624880][ T32] r4:84be4100 [ 1332.624900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.624925][ T32] INFO: task kworker/0:210:4151 blocked for more than 459 seconds. [ 1332.624974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.625010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.625034][ T32] task:kworker/0:210 state:D stack:0 pid:4151 tgid:4151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.625081][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.625132][ T32] Call trace: [ 1332.625166][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.625216][ T32] r10:829188dc r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:84868c00 [ 1332.625241][ T32] r4:84868c00 [ 1332.625261][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.625304][ T32] r5:84868c00 r4:829188d8 [ 1332.625324][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.625364][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.625413][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1332.625450][ T32] r4:00000000 [ 1332.638245][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.638359][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.638407][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.638467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164580 [ 1332.638510][ T32] r4:00000000 [ 1332.638534][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.638587][ T32] r9:83018005 r8:84868c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1332.638610][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.638668][ T32] r5:00001000 r4:e0819000 [ 1332.638692][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.638739][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.638785][ T32] r5:850cbf8c r4:850cbc00 [ 1332.638805][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.638886][ T32] r7:dddced80 r6:83018000 r5:850cbf8c r4:85156800 [ 1332.638916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.638970][ T32] r10:61c88647 r9:84868c00 r8:8515682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.639006][ T32] r4:85156800 [ 1332.639029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.639080][ T32] r10:00000000 r9:85156800 r8:8027f5e8 r7:eab05e60 r6:85156880 r5:84868c00 [ 1332.639102][ T32] r4:00000001 [ 1332.639122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.639160][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1332.639190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.639220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.639249][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.639302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.639339][ T32] r4:851643c0 [ 1332.639807][ T32] INFO: task kworker/0:210:4151 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.639842][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.639956][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.640031][ T32] Call trace: [ 1332.640089][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.640146][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.640197][ T32] r4:00000000 [ 1332.640220][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.640262][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.640353][ T32] 5d20: c0ca6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.640447][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.640484][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.640520][ T32] r5:80070013 r4:80239bb0 [ 1332.640557][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.640618][ T32] r4:82ac11e4 [ 1332.640665][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.640738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.640771][ T32] r4:e0635dc0 [ 1332.640791][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.640866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.640926][ T32] r4:00000000 [ 1332.640950][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.641031][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.641058][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.641103][ T32] r5:00001000 r4:e01b1000 [ 1332.641125][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.641165][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.641211][ T32] r5:8436438c r4:84364000 [ 1332.641231][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.641301][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.641349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.641403][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.641426][ T32] r4:84be5080 [ 1332.641471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.641524][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.641547][ T32] r4:00000001 [ 1332.641587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.641633][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.641699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.641732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.641760][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.641791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.641815][ T32] r4:84be4100 [ 1332.641836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.641871][ T32] INFO: task kworker/0:211:4153 blocked for more than 459 seconds. [ 1332.641918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.641948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.641980][ T32] task:kworker/0:211 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.642052][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.642099][ T32] Call trace: [ 1332.642164][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.642219][ T32] r10:829188dc r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:84869800 [ 1332.642264][ T32] r4:84869800 [ 1332.642307][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.642355][ T32] r5:84869800 r4:829188d8 [ 1332.642375][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.642438][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.642493][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 [ 1332.642516][ T32] r4:00000000 [ 1332.642536][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.642586][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.642636][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.642684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164680 [ 1332.642708][ T32] r4:00000000 [ 1332.642728][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.642776][ T32] r9:83018005 r8:84869800 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1332.642797][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.642872][ T32] r5:00001000 r4:e0829000 [ 1332.642906][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.642959][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.643007][ T32] r5:850d438c r4:850d4000 [ 1332.643050][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.643104][ T32] r7:dddced80 r6:83018000 r5:850d438c r4:85156900 [ 1332.643135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.643188][ T32] r10:61c88647 r9:84869800 r8:8515692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.643211][ T32] r4:85156900 [ 1332.643230][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.643277][ T32] r10:00000000 r9:85156900 r8:8027f5e8 r7:eab0de60 r6:85156980 r5:84869800 [ 1332.643322][ T32] r4:00000001 [ 1332.643345][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.643382][ T32] Exception stack(0xeab11fb0 to 0xeab11ff8) [ 1332.643430][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.643464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.643492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.643525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.643568][ T32] r4:851644c0 [ 1332.643911][ T32] INFO: task kworker/0:211:4153 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.643948][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.644052][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.644144][ T32] Call trace: [ 1332.644222][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.644296][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.644323][ T32] r4:00000000 [ 1332.644343][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.644383][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.644438][ T32] 5d20: c0ca6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.644473][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.644501][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.644527][ T32] r5:80070013 r4:80239bb0 [ 1332.644568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.644614][ T32] r4:82ac11e4 [ 1332.644634][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.644680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.644704][ T32] r4:e0635dc0 [ 1332.644724][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.644769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.644791][ T32] r4:00000000 [ 1332.644812][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.644866][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.644889][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.644956][ T32] r5:00001000 r4:e01b1000 [ 1332.644980][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.645022][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.645067][ T32] r5:8436438c r4:84364000 [ 1332.645086][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.645134][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.645155][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.645205][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.645228][ T32] r4:84be5080 [ 1332.645248][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.645296][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.645328][ T32] r4:00000001 [ 1332.645350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.645422][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.645600][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.668403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.668457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.668494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.668540][ T32] r4:84be4100 [ 1332.668588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.668624][ T32] INFO: task kworker/0:212:4155 blocked for more than 459 seconds. [ 1332.668660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.668707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.668739][ T32] task:kworker/0:212 state:D stack:0 pid:4155 tgid:4155 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.668799][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.668904][ T32] Call trace: [ 1332.668988][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.669049][ T32] r10:829188dc r9:eab15d84 r8:00000002 r7:60000113 r6:eab15d8c r5:8486a400 [ 1332.669094][ T32] r4:8486a400 [ 1332.669118][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.669163][ T32] r5:8486a400 r4:829188d8 [ 1332.669184][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.669247][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.669302][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 [ 1332.669325][ T32] r4:00000000 [ 1332.669345][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.669384][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.669425][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.669470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164980 [ 1332.669493][ T32] r4:00000000 [ 1332.669524][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.669579][ T32] r9:83018005 r8:8486a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1332.669625][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.669701][ T32] r5:00001000 r4:e084f000 [ 1332.669722][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.669763][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.669819][ T32] r5:850d4b8c r4:850d4800 [ 1332.669844][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.669905][ T32] r7:dddced80 r6:83018000 r5:850d4b8c r4:85156a00 [ 1332.669927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.669995][ T32] r10:61c88647 r9:8486a400 r8:85156a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.670022][ T32] r4:85156a00 [ 1332.670043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.670103][ T32] r10:00000000 r9:85156a00 r8:8027f5e8 r7:eab11e60 r6:85156a80 r5:8486a400 [ 1332.670138][ T32] r4:00000001 [ 1332.670160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.670210][ T32] Exception stack(0xeab15fb0 to 0xeab15ff8) [ 1332.670242][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.670272][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.670314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.670424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.670451][ T32] r4:85164600 [ 1332.671020][ T32] INFO: task kworker/0:212:4155 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.671066][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.671141][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.671188][ T32] Call trace: [ 1332.671220][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.671295][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.671324][ T32] r4:00000000 [ 1332.671365][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.671411][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.671483][ T32] 5d20: c1282000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.671519][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.671547][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.671572][ T32] r5:80070013 r4:80239bb0 [ 1332.671602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.671680][ T32] r4:82ac11e4 [ 1332.671705][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.671753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.671776][ T32] r4:e0635dc0 [ 1332.671796][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.671841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.671870][ T32] r4:00000000 [ 1332.671891][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.671942][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.671964][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.672028][ T32] r5:00001000 r4:e01b1000 [ 1332.672052][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.672103][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.672161][ T32] r5:8436438c r4:84364000 [ 1332.672185][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.672235][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.672276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.672330][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.672354][ T32] r4:84be5080 [ 1332.672400][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.672482][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.672565][ T32] r4:00000001 [ 1332.672592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.672630][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.672679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.672713][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.672786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.672821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.672865][ T32] r4:84be4100 [ 1332.672916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.672945][ T32] INFO: task kworker/0:213:4158 blocked for more than 459 seconds. [ 1332.673007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.673035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.673058][ T32] task:kworker/0:213 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.673126][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.673171][ T32] Call trace: [ 1332.673202][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.673272][ T32] r10:829188dc r9:eab25d84 r8:00000002 r7:60000113 r6:eab25d8c r5:850a8000 [ 1332.673321][ T32] r4:850a8000 [ 1332.673345][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.673390][ T32] r5:850a8000 r4:829188d8 [ 1332.673410][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.673451][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.673509][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 [ 1332.673536][ T32] r4:00000000 [ 1332.673556][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.673622][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.673700][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.673749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164800 [ 1332.673789][ T32] r4:00000000 [ 1332.673841][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.673930][ T32] r9:83018005 r8:850a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1332.673954][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.674000][ T32] r5:00001000 r4:e0837000 [ 1332.674020][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.674094][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.674174][ T32] r5:850d478c r4:850d4400 [ 1332.674197][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.674246][ T32] r7:dddced80 r6:83018000 r5:850d478c r4:85156b00 [ 1332.674266][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.674315][ T32] r10:61c88647 r9:850a8000 r8:85156b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.674359][ T32] r4:85156b00 [ 1332.674403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.674455][ T32] r10:00000000 r9:85156b00 r8:8027f5e8 r7:eab15e60 r6:848e8980 r5:850a8000 [ 1332.674477][ T32] r4:00000001 [ 1332.674496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.674552][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) [ 1332.674583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.674644][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.674677][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.674733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.674770][ T32] r4:85164740 [ 1332.675087][ T32] INFO: task kworker/0:213:4158 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.675121][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.675179][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.675223][ T32] Call trace: [ 1332.675280][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.675333][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.675357][ T32] r4:00000000 [ 1332.675386][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.675430][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.698231][ T32] 5d20: c1817000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.698322][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.698367][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.698403][ T32] r5:80070013 r4:80239bb0 [ 1332.698447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.698557][ T32] r4:82ac11e4 [ 1332.698590][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.698650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.698676][ T32] r4:e0635dc0 [ 1332.698697][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.698750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.698775][ T32] r4:00000000 [ 1332.698818][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.698881][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.698906][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.698953][ T32] r5:00001000 r4:e01b1000 [ 1332.699001][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.699048][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.699096][ T32] r5:8436438c r4:84364000 [ 1332.699116][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.699186][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.699211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.699263][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.699286][ T32] r4:84be5080 [ 1332.699305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.699354][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.699377][ T32] r4:00000001 [ 1332.699397][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.699444][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.699475][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.699525][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.699556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.699612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.699647][ T32] r4:84be4100 [ 1332.699681][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.699715][ T32] INFO: task kworker/0:214:4159 blocked for more than 459 seconds. [ 1332.699769][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.699799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.699822][ T32] task:kworker/0:214 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.699885][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.699930][ T32] Call trace: [ 1332.699970][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.700025][ T32] r10:829188dc r9:eab29d84 r8:00000002 r7:60000113 r6:eab29d8c r5:850aa400 [ 1332.700070][ T32] r4:850aa400 [ 1332.700102][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.700149][ T32] r5:850aa400 r4:829188d8 [ 1332.700189][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.700235][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.700291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 [ 1332.700335][ T32] r4:00000000 [ 1332.700359][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.700400][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.700475][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.700554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164c40 [ 1332.700581][ T32] r4:00000000 [ 1332.700655][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.700736][ T32] r9:83018005 r8:850aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1332.700763][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.700824][ T32] r5:00001000 r4:e0871000 [ 1332.700870][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.700938][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.701014][ T32] r5:850d538c r4:850d5000 [ 1332.701058][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.701136][ T32] r7:dddced80 r6:83018000 r5:850d538c r4:85156b80 [ 1332.701162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.701219][ T32] r10:61c88647 r9:850aa400 r8:85156bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.701245][ T32] r4:85156b80 [ 1332.701283][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.701345][ T32] r10:00000000 r9:85156b80 r8:8027f5e8 r7:eab15e60 r6:848e8a00 r5:850aa400 [ 1332.701379][ T32] r4:00000001 [ 1332.701411][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.701472][ T32] Exception stack(0xeab29fb0 to 0xeab29ff8) [ 1332.701505][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.701559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.701600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.701644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.701706][ T32] r4:85164740 [ 1332.702211][ T32] INFO: task kworker/0:214:4159 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.702249][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.702312][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.702359][ T32] Call trace: [ 1332.702415][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.702489][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.702517][ T32] r4:00000000 [ 1332.702538][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.702579][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.702616][ T32] 5d20: c1817000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.702659][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.702699][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.702746][ T32] r5:80070013 r4:80239bb0 [ 1332.702790][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.702866][ T32] r4:82ac11e4 [ 1332.702898][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.702955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.702982][ T32] r4:e0635dc0 [ 1332.703002][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.703069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.703096][ T32] r4:00000000 [ 1332.703117][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.703168][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.703190][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.703261][ T32] r5:00001000 r4:e01b1000 [ 1332.703285][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.703327][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.703372][ T32] r5:8436438c r4:84364000 [ 1332.703412][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.703464][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.703485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.703536][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.703559][ T32] r4:84be5080 [ 1332.703588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.703646][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.703670][ T32] r4:00000001 [ 1332.703690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.703726][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.703763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.703796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.703825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.703859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.703905][ T32] r4:84be4100 [ 1332.703937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.703966][ T32] INFO: task kworker/0:215:4160 blocked for more than 459 seconds. [ 1332.703995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.704020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.704065][ T32] task:kworker/0:215 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.704128][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.704183][ T32] Call trace: [ 1332.704217][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.704269][ T32] r10:829188dc r9:eab2dd84 r8:00000002 r7:60000113 r6:eab2dd8c r5:850a9800 [ 1332.704293][ T32] r4:850a9800 [ 1332.704323][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.704372][ T32] r5:850a9800 r4:829188d8 [ 1332.704393][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.704434][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.704483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab2de08 [ 1332.704506][ T32] r4:00000000 [ 1332.704526][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.704565][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.704602][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.704654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164b40 [ 1332.704680][ T32] r4:00000000 [ 1332.704720][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.704794][ T32] r9:83018005 r8:850a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1332.704840][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.704890][ T32] r5:00001000 r4:e0865000 [ 1332.704910][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.704951][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.704996][ T32] r5:850d4f8c r4:850d4c00 [ 1332.705016][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.705063][ T32] r7:dddced80 r6:83018000 r5:850d4f8c r4:85156c00 [ 1332.705093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.705146][ T32] r10:61c88647 r9:850a9800 r8:85156c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.705189][ T32] r4:85156c00 [ 1332.705212][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.705263][ T32] r10:00000000 r9:85156c00 r8:8027f5e8 r7:eab29e60 r6:848e8a80 r5:850a9800 [ 1332.705286][ T32] r4:00000001 [ 1332.705335][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.705375][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 1332.705403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.705455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.705548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.717228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.717273][ T32] r4:85164a00 [ 1332.717789][ T32] INFO: task kworker/0:215:4160 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.717847][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.717951][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.718015][ T32] Call trace: [ 1332.718063][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.718123][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.718149][ T32] r4:00000000 [ 1332.718169][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.718211][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.718244][ T32] 5d20: c1817000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.718276][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.718325][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.718359][ T32] r5:80070013 r4:80239bb0 [ 1332.718403][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.718453][ T32] r4:82ac11e4 [ 1332.718474][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.718542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.718570][ T32] r4:e0635dc0 [ 1332.718666][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.718731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.718759][ T32] r4:00000000 [ 1332.718780][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.718831][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.718854][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.718899][ T32] r5:00001000 r4:e01b1000 [ 1332.718920][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.718983][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.719056][ T32] r5:8436438c r4:84364000 [ 1332.719101][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.719156][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.719190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.719277][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.719305][ T32] r4:84be5080 [ 1332.719325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.719376][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.719400][ T32] r4:00000001 [ 1332.719419][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.719457][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.719486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.719517][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.719544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.719597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.719629][ T32] r4:84be4100 [ 1332.719680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.719714][ T32] INFO: task kworker/0:216:4163 blocked for more than 459 seconds. [ 1332.719759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.719789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.719812][ T32] task:kworker/0:216 state:D stack:0 pid:4163 tgid:4163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.719860][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.719905][ T32] Call trace: [ 1332.719994][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.720077][ T32] r10:829188dc r9:eab39d84 r8:00000002 r7:60000113 r6:eab39d8c r5:850a8c00 [ 1332.720106][ T32] r4:850a8c00 [ 1332.720147][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.720213][ T32] r5:850a8c00 r4:829188d8 [ 1332.720235][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.720277][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.720363][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab39e08 [ 1332.720412][ T32] r4:00000000 [ 1332.720457][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.720517][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.720561][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.720625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164d40 [ 1332.720653][ T32] r4:00000000 [ 1332.720674][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.720723][ T32] r9:83018005 r8:850a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1332.720745][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.720790][ T32] r5:00001000 r4:e0881000 [ 1332.720810][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.720851][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.720916][ T32] r5:850d578c r4:850d5400 [ 1332.720962][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.721036][ T32] r7:dddced80 r6:83018000 r5:850d578c r4:85156c80 [ 1332.721062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.721113][ T32] r10:61c88647 r9:850a8c00 r8:85156cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.721137][ T32] r4:85156c80 [ 1332.721156][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.721241][ T32] r10:00000000 r9:85156c80 r8:8027f5e8 r7:eab29e60 r6:848e8b00 r5:850a8c00 [ 1332.721268][ T32] r4:00000001 [ 1332.721288][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.721325][ T32] Exception stack(0xeab39fb0 to 0xeab39ff8) [ 1332.721353][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.721401][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.721435][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.721468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.721490][ T32] r4:85164b00 [ 1332.721841][ T32] INFO: task kworker/0:216:4163 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.721877][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.722058][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.722117][ T32] Call trace: [ 1332.722201][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.722277][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.722306][ T32] r4:00000000 [ 1332.722331][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.722413][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.722480][ T32] 5d20: c1817000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.722529][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.722565][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.722597][ T32] r5:80070013 r4:80239bb0 [ 1332.722628][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.722681][ T32] r4:82ac11e4 [ 1332.722706][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.722764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.722792][ T32] r4:e0635dc0 [ 1332.722816][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.722874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.722914][ T32] r4:00000000 [ 1332.722940][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.722998][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.723046][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.723100][ T32] r5:00001000 r4:e01b1000 [ 1332.723122][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.723170][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.723243][ T32] r5:8436438c r4:84364000 [ 1332.723269][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.723334][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.723360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.723419][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.723445][ T32] r4:84be5080 [ 1332.723468][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.723524][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.723570][ T32] r4:00000001 [ 1332.723604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.723658][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.723700][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.723736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.723768][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.723835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.723864][ T32] r4:84be4100 [ 1332.723888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.723915][ T32] INFO: task kworker/0:217:4166 blocked for more than 459 seconds. [ 1332.723953][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.723981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.724003][ T32] task:kworker/0:217 state:D stack:0 pid:4166 tgid:4166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.724106][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.724152][ T32] Call trace: [ 1332.724183][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.724232][ T32] r10:829188dc r9:eab45d84 r8:00000002 r7:60000113 r6:eab45d8c r5:850abc00 [ 1332.724255][ T32] r4:850abc00 [ 1332.724296][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.724343][ T32] r5:850abc00 r4:829188d8 [ 1332.724363][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.724405][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.724454][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 [ 1332.724487][ T32] r4:00000000 [ 1332.724530][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.724595][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.724650][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.724698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85164e00 [ 1332.724745][ T32] r4:00000000 [ 1332.724768][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.724817][ T32] r9:83018005 r8:850abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1332.724858][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.724906][ T32] r5:00001000 r4:e08af000 [ 1332.724928][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.724969][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.725014][ T32] r5:850d5b8c r4:850d5800 [ 1332.725034][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.725081][ T32] r7:dddced80 r6:83018000 r5:850d5b8c r4:85156d00 [ 1332.725112][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.725185][ T32] r10:61c88647 r9:850abc00 r8:85156d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.725211][ T32] r4:85156d00 [ 1332.725230][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.725286][ T32] r10:00000000 r9:85156d00 r8:8027f5e8 r7:eab39e60 r6:848e8b80 r5:850abc00 [ 1332.725312][ T32] r4:00000001 [ 1332.725331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.725382][ T32] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1332.725433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.725509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.749772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.749897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.749958][ T32] r4:85164cc0 [ 1332.750897][ T32] INFO: task kworker/0:217:4166 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.750995][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.751155][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.751285][ T32] Call trace: [ 1332.751376][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.751522][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.751600][ T32] r4:00000000 [ 1332.751658][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.751752][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.751825][ T32] 5d20: c1ced000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.751909][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.751991][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.752057][ T32] r5:80070013 r4:80239bb0 [ 1332.752106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.752219][ T32] r4:82ac11e4 [ 1332.752274][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.752376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.752432][ T32] r4:e0635dc0 [ 1332.752502][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.752607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.752663][ T32] r4:00000000 [ 1332.752766][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.752899][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.752953][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.753052][ T32] r5:00001000 r4:e01b1000 [ 1332.753125][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.753222][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.753319][ T32] r5:8436438c r4:84364000 [ 1332.753367][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.753475][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.753533][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.753669][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.753737][ T32] r4:84be5080 [ 1332.753791][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.753925][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.753987][ T32] r4:00000001 [ 1332.754038][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.754120][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.754207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.754286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.754358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.754432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.754488][ T32] r4:84be4100 [ 1332.754555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.754646][ T32] INFO: task kworker/0:218:4167 blocked for more than 459 seconds. [ 1332.754766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.754839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.754902][ T32] task:kworker/0:218 state:D stack:0 pid:4167 tgid:4167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.755030][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.755134][ T32] Call trace: [ 1332.755231][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.755357][ T32] r10:829188dc r9:eab49d84 r8:00000002 r7:60000013 r6:eab49d8c r5:850ad400 [ 1332.755442][ T32] r4:850ad400 [ 1332.773053][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.773276][ T32] r5:850ad400 r4:829188d8 [ 1332.773331][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.773429][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.773549][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab49e08 [ 1332.773631][ T32] r4:00000000 [ 1332.773728][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.773832][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.773969][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.774096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1040 [ 1332.774177][ T32] r4:00000000 [ 1332.774228][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.774342][ T32] r9:83018005 r8:850ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1332.774401][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.774529][ T32] r5:00001000 r4:e08d1000 [ 1332.774587][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.774681][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.774808][ T32] r5:850d5f8c r4:850d5c00 [ 1332.774868][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.774989][ T32] r7:dddced80 r6:83018000 r5:850d5f8c r4:85156d80 [ 1332.775046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.775158][ T32] r10:61c88647 r9:850ad400 r8:85156dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.775218][ T32] r4:85156d80 [ 1332.775287][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.775419][ T32] r10:00000000 r9:85156d80 r8:8027f5e8 r7:eab45e60 r6:848e8c00 r5:850ad400 [ 1332.786031][ T32] r4:00000001 [ 1332.786166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.786278][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1332.786347][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.786415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.786498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.786575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.786644][ T32] r4:85164cc0 [ 1332.787581][ T32] INFO: task kworker/0:218:4167 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.787661][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.787850][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.787996][ T32] Call trace: [ 1332.788070][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.788198][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.788258][ T32] r4:00000000 [ 1332.788307][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.788412][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.788487][ T32] 5d20: c1ec9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.788557][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.788619][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.788682][ T32] r5:80070013 r4:80239bb0 [ 1332.788734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.788827][ T32] r4:82ac11e4 [ 1332.788881][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.788979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.789077][ T32] r4:e0635dc0 [ 1332.789130][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.789230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.789282][ T32] r4:00000000 [ 1332.789354][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.789488][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.789547][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.789665][ T32] r5:00001000 r4:e01b1000 [ 1332.789734][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.789829][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.789934][ T32] r5:8436438c r4:84364000 [ 1332.789982][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.790083][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.790134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.790239][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.790311][ T32] r4:84be5080 [ 1332.790365][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.790472][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.790525][ T32] r4:00000001 [ 1332.790628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.790715][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.790779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.790848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.790922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.791042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.791103][ T32] r4:84be4100 [ 1332.791169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.791240][ T32] INFO: task kworker/0:219:4169 blocked for more than 459 seconds. [ 1332.791316][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.791409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.791511][ T32] task:kworker/0:219 state:D stack:0 pid:4169 tgid:4169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.791638][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.791732][ T32] Call trace: [ 1332.791865][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.791983][ T32] r10:829188dc r9:eab51d84 r8:00000002 r7:60000113 r6:eab51d8c r5:850ae000 [ 1332.792036][ T32] r4:850ae000 [ 1332.792104][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.792204][ T32] r5:850ae000 r4:829188d8 [ 1332.792252][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.792340][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.792443][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 [ 1332.792494][ T32] r4:00000000 [ 1332.792575][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.792677][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.792761][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.792856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b14c0 [ 1332.792935][ T32] r4:00000000 [ 1332.793005][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.793114][ T32] r9:83018005 r8:850ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1332.793164][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.793293][ T32] r5:00001000 r4:e0903000 [ 1332.793363][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.793460][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.793577][ T32] r5:850d6b8c r4:850d6800 [ 1332.793683][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.793816][ T32] r7:dddced80 r6:83018000 r5:850d6b8c r4:85156e00 [ 1332.793927][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.794046][ T32] r10:61c88647 r9:850ae000 r8:85156e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.794117][ T32] r4:85156e00 [ 1332.794188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.794313][ T32] r10:00000000 r9:85156e00 r8:8027f5e8 r7:eab49e60 r6:848e8c80 r5:850ae000 [ 1332.794384][ T32] r4:00000001 [ 1332.794450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.794539][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 1332.794672][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.794787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.794863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.794948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.795006][ T32] r4:851b1280 [ 1332.826967][ T32] INFO: task kworker/0:219:4169 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.827172][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.827327][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.827458][ T32] Call trace: [ 1332.827533][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.827655][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.827739][ T32] r4:00000000 [ 1332.827796][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.827897][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.827970][ T32] 5d20: c2211000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.828041][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.828101][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.828182][ T32] r5:80070013 r4:80239bb0 [ 1332.828251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.828353][ T32] r4:82ac11e4 [ 1332.828403][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.828518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.828586][ T32] r4:e0635dc0 [ 1332.828636][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.828742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.828812][ T32] r4:00000000 [ 1332.828887][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.829000][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.829052][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.829147][ T32] r5:00001000 r4:e01b1000 [ 1332.829217][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.829315][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.829429][ T32] r5:8436438c r4:84364000 [ 1332.829477][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.829576][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.829672][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.829794][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.829884][ T32] r4:84be5080 [ 1332.829944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.830055][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.830110][ T32] r4:00000001 [ 1332.830176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.830266][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.830330][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.830399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.830479][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.830555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.830611][ T32] r4:84be4100 [ 1332.830671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.830736][ T32] INFO: task kworker/0:220:4170 blocked for more than 459 seconds. [ 1332.830808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.830888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.830944][ T32] task:kworker/0:220 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.831064][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.831161][ T32] Call trace: [ 1332.831270][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.831374][ T32] r10:829188dc r9:eab55d84 r8:00000002 r7:60000013 r6:eab55d8c r5:850ac800 [ 1332.831467][ T32] r4:850ac800 [ 1332.831517][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.831611][ T32] r5:850ac800 r4:829188d8 [ 1332.831668][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.831776][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.831904][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab55e08 [ 1332.831960][ T32] r4:00000000 [ 1332.832025][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.832143][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.832235][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.832332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1140 [ 1332.832383][ T32] r4:00000000 [ 1332.832429][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.832533][ T32] r9:83018005 r8:850ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1332.832601][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.832704][ T32] r5:00001000 r4:e08e3000 [ 1332.832767][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.832882][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.832985][ T32] r5:850d638c r4:850d6000 [ 1332.833034][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.833133][ T32] r7:dddced80 r6:83018000 r5:850d638c r4:85156e80 [ 1332.833199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.833318][ T32] r10:61c88647 r9:850ac800 r8:85156eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.833372][ T32] r4:85156e80 [ 1332.833418][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.833541][ T32] r10:00000000 r9:85156e80 r8:8027f5e8 r7:eab51e60 r6:848e8d00 r5:850ac800 [ 1332.833624][ T32] r4:00000001 [ 1332.833699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.833784][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1332.833883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.833966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.834034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.834105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.834176][ T32] r4:851b1280 [ 1332.834998][ T32] INFO: task kworker/0:220:4170 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.835085][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.835257][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.835362][ T32] Call trace: [ 1332.835454][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.856418][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.856511][ T32] r4:00000000 [ 1332.856564][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.856693][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.856770][ T32] 5d20: c2298000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.856841][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.856931][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.857013][ T32] r5:80070013 r4:80239bb0 [ 1332.857067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.857167][ T32] r4:82ac11e4 [ 1332.857233][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.857347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.857417][ T32] r4:e0635dc0 [ 1332.857470][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.857569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.857621][ T32] r4:00000000 [ 1332.857721][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.857837][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.857899][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.858001][ T32] r5:00001000 r4:e01b1000 [ 1332.858067][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.858158][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.858255][ T32] r5:8436438c r4:84364000 [ 1332.858304][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.858408][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.858458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.858564][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.858637][ T32] r4:84be5080 [ 1332.858695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.858832][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.858898][ T32] r4:00000001 [ 1332.858963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.859068][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.859156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.859229][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.859293][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.859360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.859431][ T32] r4:84be4100 [ 1332.859490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.859578][ T32] INFO: task kworker/0:221:4172 blocked for more than 459 seconds. [ 1332.859656][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.859715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.859765][ T32] task:kworker/0:221 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.859894][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.859994][ T32] Call trace: [ 1332.860094][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.860258][ T32] r10:829188dc r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:850ab000 [ 1332.860317][ T32] r4:850ab000 [ 1332.860365][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.860460][ T32] r5:850ab000 r4:829188d8 [ 1332.860507][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.860594][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.860719][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1332.860777][ T32] r4:00000000 [ 1332.860825][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.860928][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.861016][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.861113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b12c0 [ 1332.861167][ T32] r4:00000000 [ 1332.861215][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.861316][ T32] r9:83018005 r8:850ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1332.861382][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.861483][ T32] r5:00001000 r4:e08f1000 [ 1332.861601][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.861725][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.861820][ T32] r5:850d678c r4:850d6400 [ 1332.861867][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.861977][ T32] r7:dddced80 r6:83018000 r5:850d678c r4:85156f00 [ 1332.862027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.862132][ T32] r10:61c88647 r9:850ab000 r8:85156f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.862184][ T32] r4:85156f00 [ 1332.862228][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.862329][ T32] r10:00000000 r9:85156f00 r8:8027f5e8 r7:eab51e60 r6:848e8d80 r5:850ab000 [ 1332.862384][ T32] r4:00000001 [ 1332.862429][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.862509][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1332.862572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.862639][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.862704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.862771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.862825][ T32] r4:851b1400 [ 1332.863747][ T32] INFO: task kworker/0:221:4172 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.863836][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.864031][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.864130][ T32] Call trace: [ 1332.864199][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.864313][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.864372][ T32] r4:00000000 [ 1332.864423][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.864569][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.864665][ T32] 5d20: c2298000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.864735][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.864799][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.864864][ T32] r5:80070013 r4:80239bb0 [ 1332.864926][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.865021][ T32] r4:82ac11e4 [ 1332.865066][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.865164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.865218][ T32] r4:e0635dc0 [ 1332.865264][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.865361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.865434][ T32] r4:00000000 [ 1332.865597][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.898266][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.898368][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.898537][ T32] r5:00001000 r4:e01b1000 [ 1332.898603][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.898700][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.898801][ T32] r5:8436438c r4:84364000 [ 1332.898877][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.899011][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.899084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.899198][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.899270][ T32] r4:84be5080 [ 1332.899325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.899434][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.899488][ T32] r4:00000001 [ 1332.899535][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.899630][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.899702][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.899774][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.899857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.899937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.899992][ T32] r4:84be4100 [ 1332.900047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.900114][ T32] INFO: task kworker/0:222:4173 blocked for more than 459 seconds. [ 1332.900192][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.900274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.900386][ T32] task:kworker/0:222 state:D stack:0 pid:4173 tgid:4173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.900522][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.900668][ T32] Call trace: [ 1332.900748][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.900902][ T32] r10:829188dc r9:eab61d84 r8:00000002 r7:60000113 r6:eab61d8c r5:850aec00 [ 1332.900965][ T32] r4:850aec00 [ 1332.901035][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.901136][ T32] r5:850aec00 r4:829188d8 [ 1332.901188][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.901278][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.901386][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1332.901464][ T32] r4:00000000 [ 1332.901518][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.901633][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.901762][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.901877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1540 [ 1332.901954][ T32] r4:00000000 [ 1332.902024][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.902141][ T32] r9:83018005 r8:850aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1332.902194][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.902293][ T32] r5:00001000 r4:e090d000 [ 1332.902340][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.902434][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.902549][ T32] r5:850d6f8c r4:850d6c00 [ 1332.902610][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.902714][ T32] r7:dddced80 r6:83018000 r5:850d6f8c r4:85156f80 [ 1332.902785][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.902889][ T32] r10:61c88647 r9:850aec00 r8:85156fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.902940][ T32] r4:85156f80 [ 1332.902981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1332.903132][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.903642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1332.904873][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.904988][ T32] Call trace: [ 1332.905066][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1332.905186][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1332.905265][ T32] r4:00000000 [ 1332.905322][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.905414][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1332.905532][ T32] 5d20: c25e3000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1332.930796][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1332.930899][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1332.930992][ T32] r5:80070013 r4:80239bb0 [ 1332.931101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.931236][ T32] r4:82ac11e4 [ 1332.931287][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.931409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1332.931494][ T32] r4:e0635dc0 [ 1332.931545][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.931656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1332.931747][ T32] r4:00000000 [ 1332.931803][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.931931][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1332.931991][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.932112][ T32] r5:00001000 r4:e01b1000 [ 1332.932196][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.932293][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.932414][ T32] r5:8436438c r4:84364000 [ 1332.932471][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.932603][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1332.932678][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.932791][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.932849][ T32] r4:84be5080 [ 1332.932899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.933005][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1332.933057][ T32] r4:00000001 [ 1332.933126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.933227][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1332.933291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.933357][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.933423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.933489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.933563][ T32] r4:84be4100 [ 1332.933667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.933742][ T32] INFO: task kworker/0:223:4177 blocked for more than 459 seconds. [ 1332.933819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.933883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.933957][ T32] task:kworker/0:223 state:D stack:0 pid:4177 tgid:4177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.934103][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.934228][ T32] Call trace: [ 1332.934325][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.934446][ T32] r10:829188dc r9:eab71d84 r8:00000002 r7:60000113 r6:eab71d8c r5:8486b000 [ 1332.934508][ T32] r4:8486b000 [ 1332.934562][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.934670][ T32] r5:8486b000 r4:829188d8 [ 1332.934721][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.934900][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.935024][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 [ 1332.935098][ T32] r4:00000000 [ 1332.935171][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.935265][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.935354][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.935464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1700 [ 1332.946325][ T32] r4:00000000 [ 1332.946450][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.946600][ T32] r9:83018005 r8:8486b000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1332.946657][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.946759][ T32] r5:00001000 r4:e0921000 [ 1332.946810][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.946906][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.947004][ T32] r5:850d738c r4:850d7000 [ 1332.947056][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.947163][ T32] r7:dddced80 r6:83018000 r5:850d738c r4:851b6000 [ 1332.947215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.947322][ T32] r10:61c88647 r9:8486b000 r8:851b602c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1332.947530][ T32] r10:00000000 r9:851b6000 r8:8027f5e8 r7:eab61e60 r6:848e8e80 r5:8486b000 ** 9 printk messages dropped ** [ 1332.949158][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.950394][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.950835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 10 printk messages dropped ** [ 1332.951735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.952370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.952438][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.952506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.952610][ T32] r4:84be4100 [ 1332.952669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.952734][ T32] INFO: task kworker/0:224:4178 blocked for more than 459 seconds. [ 1332.952826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.952896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.952969][ T32] task:kworker/0:224 state:D stack:0 pid:4178 tgid:4178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.953091][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.953205][ T32] Call trace: [ 1332.953294][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1332.953406][ T32] r10:829188dc r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:8486c800 [ 1332.953461][ T32] r4:8486c800 [ 1332.953527][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1332.953805][ T32] r5:8486c800 r4:829188d8 [ 1332.953903][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.954015][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.954111][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1332.954161][ T32] r4:00000000 [ 1332.954226][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1332.954312][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1332.954388][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1332.954473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b1a80 [ 1332.954523][ T32] r4:00000000 [ 1332.954564][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1332.954675][ T32] r9:83018005 r8:8486c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1332.954747][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1332.954841][ T32] r5:00001000 r4:e095d000 [ 1332.954884][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1332.954973][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.955100][ T32] r5:850d7f8c r4:850d7c00 [ 1332.955174][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.955304][ T32] r7:dddced80 r6:83018000 r5:850d7f8c r4:851b6080 [ 1332.955357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.955455][ T32] r10:61c88647 r9:8486c800 r8:851b60ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.955505][ T32] r4:851b6080 [ 1332.955645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.983146][ T32] r10:00000000 r9:851b6080 r8:8027f5e8 r7:eab71e60 r6:848e8f00 r5:8486c800 [ 1332.983242][ T32] r4:00000001 [ 1332.983296][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.983442][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1332.983516][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.983588][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.983665][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.983738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.983794][ T32] r4:851b1600 [ 1332.984656][ T32] INFO: task kworker/0:224:4178 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1332.984768][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.984964][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.985102][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.985316][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 8 printk messages dropped ** [ 1333.001148][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1333.001417][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1333.002215][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1333.002589][ T32] r4:84be5080 [ 1333.002648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.002758][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.002813][ T32] r4:00000001 [ 1333.002862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.002992][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.003063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.003149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.003214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.003309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.003371][ T32] r4:84be4100 [ 1333.003427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.003509][ T32] INFO: task kworker/0:225:4181 blocked for more than 459 seconds. [ 1333.003586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.003673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.003729][ T32] task:kworker/0:225 state:D stack:0 pid:4181 tgid:4181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.003851][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.003954][ T32] Call trace: [ 1333.004089][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.004209][ T32] r10:829188dc r9:eab85d84 r8:00000002 r7:60000013 r6:eab85d8c r5:8486bc00 [ 1333.004271][ T32] r4:8486bc00 [ 1333.004323][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.004419][ T32] r5:8486bc00 r4:829188d8 [ 1333.004490][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.004594][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.004727][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab85e08 [ 1333.004810][ T32] r4:00000000 [ 1333.004869][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.004958][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.005033][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.005137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b17c0 [ 1333.005190][ T32] r4:00000000 [ 1333.005234][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.005335][ T32] r9:83018005 r8:8486bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1333.005398][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.005493][ T32] r5:00001000 r4:e0933000 [ 1333.014947][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.015129][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.015246][ T32] r5:850d778c r4:850d7400 [ 1333.015305][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.015432][ T32] r7:dddced80 r6:83018000 r5:850d778c r4:851b6100 [ 1333.015548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.016239][ T32] r10:61c88647 r9:8486bc00 r8:851b612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.016308][ T32] r4:851b6100 [ 1333.016358][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.016482][ T32] r10:00000000 r9:851b6100 r8:8027f5e8 r7:eab79e60 r6:848e8f80 r5:8486bc00 [ 1333.016538][ T32] r4:00000001 [ 1333.016614][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.016716][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) ** 2 printk messages dropped ** [ 1333.016917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.018230][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.018748][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 4 printk messages dropped ** [ 1333.019099][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1333.019546][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.019668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.019722][ T32] r4:00000000 [ 1333.019769][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.019873][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.019937][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.020034][ T32] r5:00001000 r4:e01b1000 [ 1333.020083][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.020173][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.020272][ T32] r5:8436438c r4:84364000 [ 1333.020319][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.020422][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.020472][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.020577][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.020639][ T32] r4:84be5080 [ 1333.020707][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.020818][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.020886][ T32] r4:00000001 [ 1333.020968][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.021059][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.021124][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.021193][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.021256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.021321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.021374][ T32] r4:84be4100 [ 1333.021424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.021494][ T32] INFO: task kworker/0:226:4182 blocked for more than 459 seconds. [ 1333.021578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.021644][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.021722][ T32] task:kworker/0:226 state:D stack:0 pid:4182 tgid:4182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.021890][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.022512][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.023067][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.023578][ T32] r5:00001000 r4:e094f000 [ 1333.023636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.023883][ T32] r5:850d7b8c r4:850d7800 ** 3 printk messages dropped ** [ 1333.024215][ T32] r10:61c88647 r9:85230c00 r8:851b61ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1333.024805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.052799][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.052949][ T32] Call trace: [ 1333.053038][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.053165][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.053221][ T32] r4:00000000 [ 1333.053272][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.053361][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.053447][ T32] 5d20: c3076000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.053543][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.053625][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.053714][ T32] r5:80070013 r4:80239bb0 [ 1333.053765][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.053870][ T32] r4:82ac11e4 [ 1333.053942][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.054062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.054118][ T32] r4:e0635dc0 [ 1333.054167][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.054276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.054333][ T32] r4:00000000 [ 1333.054383][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.054504][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.054561][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.054666][ T32] r5:00001000 r4:e01b1000 [ 1333.054716][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.054820][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.054919][ T32] r5:8436438c r4:84364000 [ 1333.054967][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.055099][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.055157][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.055265][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.055320][ T32] r4:84be5080 [ 1333.055366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.055526][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.066309][ T32] r4:00000001 [ 1333.066379][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.066487][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.066570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.066669][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.066732][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.066801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.066893][ T32] r4:84be4100 [ 1333.066959][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.067030][ T32] INFO: task kworker/0:227:4185 blocked for more than 459 seconds. [ 1333.067100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.067173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.067247][ T32] task:kworker/0:227 state:D stack:0 pid:4185 tgid:4185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.067373][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.067538][ T32] Call trace: [ 1333.067636][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.067746][ T32] r10:829188dc r9:eab81d84 r8:00000002 r7:60000113 r6:eab81d8c r5:85232400 [ 1333.067814][ T32] r4:85232400 [ 1333.067868][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.067963][ T32] r5:85232400 r4:829188d8 ** 3 printk messages dropped ** [ 1333.068256][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1333.068415][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.068504][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.068630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514d040 [ 1333.068693][ T32] r4:00000000 [ 1333.068746][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.068852][ T32] r9:83018005 r8:85232400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1333.068906][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.069000][ T32] r5:00001000 r4:e49d5000 [ 1333.069047][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.069137][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.069229][ T32] r5:850d8b8c r4:850d8800 [ 1333.069295][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.069402][ T32] r7:dddced80 r6:83018000 r5:850d8b8c r4:851b6280 [ 1333.069451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.069556][ T32] r10:61c88647 r9:85232400 r8:851b62ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.069616][ T32] r4:851b6280 [ 1333.069691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.069795][ T32] r10:00000000 r9:851b6280 r8:8027f5e8 r7:eab79e60 r6:851b6300 r5:85232400 [ 1333.069864][ T32] r4:00000001 [ 1333.069917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.069996][ T32] Exception stack(0xeab81fb0 to 0xeab81ff8) [ 1333.070060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.070126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.070187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.070269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.070344][ T32] r4:851b1ac0 [ 1333.071255][ T32] INFO: task kworker/0:227:4185 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.071330][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.071474][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.071570][ T32] Call trace: [ 1333.071655][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.071770][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.071831][ T32] r4:00000000 [ 1333.071884][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.071979][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.072069][ T32] 5d20: c329e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.072145][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.072233][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.072307][ T32] r5:80070013 r4:80239bb0 [ 1333.072361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.072452][ T32] r4:82ac11e4 [ 1333.072523][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.072635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.072699][ T32] r4:e0635dc0 [ 1333.072765][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.072861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.072910][ T32] r4:00000000 [ 1333.072957][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.073063][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.073108][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.073592][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 ** 4 printk messages dropped ** [ 1333.074055][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 9 printk messages dropped ** [ 1333.074818][ T32] INFO: task kworker/0:228:4187 blocked for more than 459 seconds. ** 4 printk messages dropped ** [ 1333.075299][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.096767][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.097598][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.097751][ T32] r5:00001000 r4:e4981000 [ 1333.097804][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.097903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.098037][ T32] r5:850d838c r4:850d8000 [ 1333.098096][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.098227][ T32] r7:dddced80 r6:83018000 r5:850d838c r4:851b6380 [ 1333.098286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.098415][ T32] r10:61c88647 r9:85233c00 r8:851b63ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.098504][ T32] r4:851b6380 [ 1333.098565][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.098721][ T32] r10:00000000 r9:851b6380 r8:8027f5e8 r7:eab81e60 r6:851b6400 r5:85233c00 [ 1333.098796][ T32] r4:00000001 [ 1333.098848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.098941][ T32] Exception stack(0xeaad9fb0 to 0xeaad9ff8) [ 1333.099013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.099085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.099154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.099252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.099364][ T32] r4:851b1c80 [ 1333.100293][ T32] INFO: task kworker/0:228:4187 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.100379][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.100550][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.100753][ T32] Call trace: [ 1333.100836][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.100975][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.101042][ T32] r4:00000000 [ 1333.101094][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.101187][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.101260][ T32] 5d20: c348f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.101366][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.101438][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.101514][ T32] r5:80070013 r4:80239bb0 [ 1333.101611][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.101736][ T32] r4:82ac11e4 [ 1333.101824][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.101962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.102026][ T32] r4:e0635dc0 [ 1333.102076][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.102176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.102229][ T32] r4:00000000 [ 1333.102278][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.102382][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.102432][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.102528][ T32] r5:00001000 r4:e01b1000 [ 1333.102578][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.102683][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.102799][ T32] r5:8436438c r4:84364000 [ 1333.102887][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.103009][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.103060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.103166][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.103223][ T32] r4:84be5080 [ 1333.103273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.103390][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.103443][ T32] r4:00000001 [ 1333.103492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.103602][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.103687][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.103757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.103822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.103893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.103957][ T32] r4:84be4100 [ 1333.104013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.104079][ T32] INFO: task kworker/0:229:4188 blocked for more than 459 seconds. [ 1333.104165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.104249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.104319][ T32] task:kworker/0:229 state:D stack:0 pid:4188 tgid:4188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.104429][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.104545][ T32] Call trace: [ 1333.104625][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.104750][ T32] r10:829188dc r9:eab8dd84 r8:00000002 r7:60000113 r6:eab8dd8c r5:85231800 [ 1333.104807][ T32] r4:85231800 [ 1333.104853][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.104949][ T32] r5:85231800 r4:829188d8 [ 1333.104995][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.105245][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.136339][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.136705][ T32] r5:00001000 r4:e49b7000 [ 1333.136772][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.136872][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.136971][ T32] r5:850d878c r4:850d8400 [ 1333.137019][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.137126][ T32] r7:dddced80 r6:83018000 r5:850d878c r4:851b6480 [ 1333.137177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.137286][ T32] r10:61c88647 r9:85231800 r8:851b64ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.137367][ T32] r4:851b6480 [ 1333.137430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.137548][ T32] r10:00000000 r9:851b6480 r8:8027f5e8 r7:eab81e60 r6:851b6500 r5:85231800 [ 1333.137619][ T32] r4:00000001 [ 1333.137700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.137788][ T32] Exception stack(0xeab8dfb0 to 0xeab8dff8) [ 1333.137891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.137967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.138034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.138116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.138188][ T32] r4:851b1c80 [ 1333.139108][ T32] INFO: task kworker/0:229:4188 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.139184][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.139331][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.139457][ T32] Call trace: [ 1333.139547][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.139675][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.139731][ T32] r4:00000000 [ 1333.139778][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.139866][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.139937][ T32] 5d20: c3737000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.140008][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.140069][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.140154][ T32] r5:80070013 r4:80239bb0 [ 1333.140210][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.140305][ T32] r4:82ac11e4 [ 1333.140353][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.140454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.140507][ T32] r4:e0635dc0 [ 1333.140552][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.140661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.140715][ T32] r4:00000000 [ 1333.140778][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.140893][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 3 printk messages dropped ** [ 1333.141173][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.141892][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 9 printk messages dropped ** [ 1333.142593][ T32] INFO: task kworker/0:230:4191 blocked for more than 459 seconds. ** 4 printk messages dropped ** [ 1333.143056][ T32] Call trace: ** 7 printk messages dropped ** [ 1333.143717][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1333.143790][ T32] r4:00000000 [ 1333.143851][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.143961][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.144054][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.144156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c12c0 [ 1333.144210][ T32] r4:00000000 [ 1333.144260][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.144390][ T32] r9:83018005 r8:85235400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1333.144482][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.144592][ T32] r5:00001000 r4:e49f5000 [ 1333.144654][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.144746][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.144841][ T32] r5:850d938c r4:850d9000 [ 1333.144892][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.145021][ T32] r7:dddced80 r6:83018000 r5:850d938c r4:851b6580 [ 1333.145102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.145217][ T32] r10:61c88647 r9:85235400 r8:851b65ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.145271][ T32] r4:851b6580 [ 1333.145331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.145439][ T32] r10:00000000 r9:851b6580 r8:8027f5e8 r7:eab81e60 r6:851b6600 r5:85235400 [ 1333.170492][ T32] r4:00000001 [ 1333.170643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.170784][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) [ 1333.170855][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.170927][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.170991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.171060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.171133][ T32] r4:8514dd80 [ 1333.172099][ T32] INFO: task kworker/0:230:4191 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.172182][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.172321][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.172421][ T32] Call trace: [ 1333.172522][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.172659][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.172722][ T32] r4:00000000 [ 1333.172766][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.172896][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.172982][ T32] 5d20: c3a1f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.173054][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.173119][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.173195][ T32] r5:80070013 r4:80239bb0 [ 1333.173251][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.173353][ T32] r4:82ac11e4 [ 1333.173428][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.173547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.173623][ T32] r4:e0635dc0 [ 1333.173698][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.173808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.173861][ T32] r4:00000000 [ 1333.173906][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.174035][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.174106][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.174208][ T32] r5:00001000 r4:e01b1000 [ 1333.174258][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.174350][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.174474][ T32] r5:8436438c r4:84364000 [ 1333.174530][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.174663][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.174722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.174846][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.174910][ T32] r4:84be5080 [ 1333.174970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.175084][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.175158][ T32] r4:00000001 [ 1333.175214][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.175303][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.175390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.175474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.194139][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.194263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.194319][ T32] r4:84be4100 [ 1333.194373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.194438][ T32] INFO: task kworker/0:231:4192 blocked for more than 459 seconds. [ 1333.194509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.194563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.194645][ T32] task:kworker/0:231 state:D stack:0 pid:4192 tgid:4192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.194777][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.194908][ T32] Call trace: [ 1333.194985][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.195101][ T32] r10:829188dc r9:eab89d84 r8:00000002 r7:60000013 r6:eab89d8c r5:85234800 [ 1333.195154][ T32] r4:85234800 [ 1333.195203][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.195297][ T32] r5:85234800 r4:829188d8 [ 1333.195346][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.195437][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.200664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1333.200744][ T32] r4:00000000 [ 1333.200830][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.200966][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.201066][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.201164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1000 [ 1333.201217][ T32] r4:00000000 [ 1333.201263][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.201400][ T32] r9:83018005 r8:85234800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1333.201457][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.201559][ T32] r5:00001000 r4:e49eb000 [ 1333.201613][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.201734][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.201831][ T32] r5:850d8f8c r4:850d8c00 [ 1333.201878][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.201983][ T32] r7:dddced80 r6:83018000 r5:850d8f8c r4:851b6680 [ 1333.202032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.202135][ T32] r10:61c88647 r9:85234800 r8:851b66ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.202186][ T32] r4:851b6680 [ 1333.202232][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.202334][ T32] r10:00000000 r9:851b6680 r8:8027f5e8 r7:eab91e60 r6:851b6700 r5:85234800 [ 1333.202385][ T32] r4:00000001 [ 1333.202452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.202558][ T32] Exception stack(0xeab89fb0 to 0xeab89ff8) [ 1333.202651][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.202724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.202801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.202875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.202930][ T32] r4:851c1100 [ 1333.203782][ T32] INFO: task kworker/0:231:4192 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.203859][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.204013][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.204126][ T32] Call trace: [ 1333.204205][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.204309][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.204364][ T32] r4:00000000 [ 1333.204423][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.204505][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.204566][ T32] 5d20: c3ce6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.204640][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.204701][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.204789][ T32] r5:80070013 r4:80239bb0 [ 1333.204844][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.204953][ T32] r4:82ac11e4 [ 1333.205005][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1333.219406][ T32] r5:00001000 r4:e01b1000 ** 6 printk messages dropped ** [ 1333.220005][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1333.220347][ T32] r4:00000001 [ 1333.220393][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.220477][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.220555][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.220627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.220690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.220757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.220833][ T32] r4:84be4100 [ 1333.220898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.220965][ T32] INFO: task kworker/0:232:4199 blocked for more than 459 seconds. [ 1333.221085][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.221151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.221200][ T32] task:kworker/0:232 state:D stack:0 pid:4199 tgid:4199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.221344][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.221448][ T32] Call trace: [ 1333.221541][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.221705][ T32] r10:829188dc r9:eaba9d84 r8:00000002 r7:60000013 r6:eaba9d8c r5:85236c00 [ 1333.221762][ T32] r4:85236c00 [ 1333.221810][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.221920][ T32] r5:85236c00 r4:829188d8 [ 1333.221975][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.222062][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.222165][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba9e08 [ 1333.222217][ T32] r4:00000000 [ 1333.222263][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.222348][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.222434][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.222529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515e740 [ 1333.222596][ T32] r4:00000000 [ 1333.222659][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.222776][ T32] r9:83018005 r8:85236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1333.222831][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.222929][ T32] r5:00001000 r4:e8a37000 [ 1333.222973][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.223062][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.223159][ T32] r5:850d9b8c r4:850d9800 [ 1333.223220][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.223334][ T32] r7:dddced80 r6:83018000 r5:850d9b8c r4:851b6780 [ 1333.223406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.223516][ T32] r10:61c88647 r9:85236c00 r8:851b67ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.223570][ T32] r4:851b6780 [ 1333.223627][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.223737][ T32] r10:00000000 r9:851b6780 r8:8027f5e8 r7:eab91e60 r6:851b6800 r5:85236c00 [ 1333.223796][ T32] r4:00000001 [ 1333.223851][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.223928][ T32] Exception stack(0xeaba9fb0 to 0xeaba9ff8) [ 1333.224011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.224089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.224152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.224221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.224271][ T32] r4:851c1640 [ 1333.225138][ T32] INFO: task kworker/0:232:4199 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.225224][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.225398][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.246871][ T32] Call trace: [ 1333.247036][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.247202][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.247265][ T32] r4:00000000 [ 1333.247318][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.247415][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.247491][ T32] 5d20: c406b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.247563][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.247634][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.247696][ T32] r5:80070013 r4:80239bb0 [ 1333.247745][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.247838][ T32] r4:82ac11e4 [ 1333.247888][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.247985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.248035][ T32] r4:e0635dc0 [ 1333.248083][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.248184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.248237][ T32] r4:00000000 [ 1333.248301][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.248408][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.248460][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.248592][ T32] r5:00001000 r4:e01b1000 [ 1333.248661][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.248759][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.248852][ T32] r5:8436438c r4:84364000 [ 1333.248921][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.249032][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.249084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.249190][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.249242][ T32] r4:84be5080 [ 1333.249310][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.249426][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.249481][ T32] r4:00000001 [ 1333.249528][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.249620][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.249717][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.249788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.249883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.249975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.250038][ T32] r4:84be4100 [ 1333.250094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.250220][ T32] INFO: task kworker/1:310:4200 blocked for more than 459 seconds. [ 1333.250306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.250367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.250419][ T32] task:kworker/1:310 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.250530][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.250624][ T32] Call trace: [ 1333.250713][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.250834][ T32] r10:829188dc r9:eab95d84 r8:00000002 r7:60000113 r6:eab95d8c r5:8486e000 [ 1333.250891][ T32] r4:8486e000 [ 1333.250953][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.251060][ T32] r5:8486e000 r4:829188d8 [ 1333.251111][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.251247][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.251362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab95e08 [ 1333.251451][ T32] r4:00000000 [ 1333.251537][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.251633][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.251719][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.251848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bab00 [ 1333.251924][ T32] r4:00000000 [ 1333.251978][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.252083][ T32] r9:83018205 r8:8486e000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1333.252131][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.252226][ T32] r5:00001000 r4:dff85000 [ 1333.252295][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.252396][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.252507][ T32] r5:8505a78c r4:8505a400 [ 1333.252556][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.252677][ T32] r7:ddde2d80 r6:83018200 r5:8505a78c r4:851c8000 [ 1333.252727][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.252852][ T32] r10:61c88647 r9:8486e000 r8:851c802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.252915][ T32] r4:851c8000 [ 1333.252962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.253064][ T32] r10:00000000 r9:851c8000 r8:8027f5e8 r7:e01b9e60 r6:851c8080 r5:8486e000 [ 1333.253142][ T32] r4:00000001 [ 1333.253199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.253287][ T32] Exception stack(0xeab95fb0 to 0xeab95ff8) [ 1333.253360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.253429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.253489][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.253558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.253622][ T32] r4:851ba7c0 [ 1333.254505][ T32] INFO: task kworker/1:310:4200 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.254587][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.254755][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.254858][ T32] Call trace: [ 1333.254930][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.255034][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.255085][ T32] r4:00000000 [ 1333.255133][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.255215][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.255274][ T32] 5d20: c406b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.255342][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.255402][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.255484][ T32] r5:80070013 r4:80239bb0 [ 1333.289364][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.289597][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1333.289820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 12 printk messages dropped ** [ 1333.290824][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 ** 4 printk messages dropped ** [ 1333.291240][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 9 printk messages dropped ** [ 1333.292003][ T32] INFO: task kworker/1:311:4203 blocked for more than 459 seconds. ** 8 printk messages dropped ** [ 1333.292791][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1333.293676][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.293988][ T32] r5:00001000 r4:e00a1000 [ 1333.294040][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.294137][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.294733][ T32] r4:851c8100 ** 5 printk messages dropped ** [ 1333.295256][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.311783][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.312415][ T32] 5d20: c44a2000 e018f000 00000001 80239b98 7f63d000 00000001 ** 10 printk messages dropped ** [ 1333.313274][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.313632][ T32] r5:00001000 r4:e01b1000 ** 6 printk messages dropped ** [ 1333.314239][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.314903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.330633][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.331469][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.331585][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb5e08 [ 1333.331649][ T32] r4:00000000 [ 1333.331699][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.331795][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.331899][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.332009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bae40 [ 1333.332093][ T32] r4:00000000 [ 1333.332165][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.332285][ T32] r9:83018205 r8:85236000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1333.332357][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.332462][ T32] r5:00001000 r4:e005d000 [ 1333.332519][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.332623][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.332732][ T32] r5:8505af8c r4:8505ac00 [ 1333.332786][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.332900][ T32] r7:ddde2d80 r6:83018200 r5:8505af8c r4:851c8200 [ 1333.332960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.333080][ T32] r10:61c88647 r9:85236000 r8:851c822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.333153][ T32] r4:851c8200 [ 1333.333208][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.333323][ T32] r10:00000000 r9:851c8200 r8:8027f5e8 r7:eaba5e60 r6:851b6880 r5:85236000 [ 1333.333384][ T32] r4:00000001 [ 1333.333441][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.333535][ T32] Exception stack(0xeabb5fb0 to 0xeabb5ff8) [ 1333.333628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.333731][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.333798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.333865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.333934][ T32] r4:851babc0 [ 1333.334817][ T32] INFO: task kworker/1:312:4204 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.334913][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.335100][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.335211][ T32] Call trace: [ 1333.335292][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.335409][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.335474][ T32] r4:00000000 [ 1333.356046][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.356266][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.356371][ T32] 5d20: c493e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.356454][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.356545][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.356626][ T32] r5:80070013 r4:80239bb0 [ 1333.356693][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.356795][ T32] r4:82ac11e4 [ 1333.356864][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.357016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.357085][ T32] r4:e0635dc0 [ 1333.357137][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.357241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.357308][ T32] r4:00000000 [ 1333.357359][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.357469][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.357553][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.357705][ T32] r5:00001000 r4:e01b1000 [ 1333.357758][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.357852][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.357952][ T32] r5:8436438c r4:84364000 [ 1333.358004][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.358124][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.358177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.358284][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.358340][ T32] r4:84be5080 [ 1333.358388][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.358518][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.358588][ T32] r4:00000001 [ 1333.358643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1333.358927][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.359541][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.360159][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.360263][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc1e08 [ 1333.360314][ T32] r4:00000000 [ 1333.360391][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.360506][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.360594][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.360694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ba600 [ 1333.360762][ T32] r4:00000000 [ 1333.360840][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.360948][ T32] r9:83018205 r8:849b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1333.360998][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.361088][ T32] r5:00001000 r4:e01a1000 [ 1333.361134][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.361218][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.361313][ T32] r5:8505b78c r4:8505b400 [ 1333.361360][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.361465][ T32] r7:ddde2d80 r6:83018200 r5:8505b78c r4:851c8280 [ 1333.361536][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.361708][ T32] r10:61c88647 r9:849b8000 r8:851c82ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.361777][ T32] r4:851c8280 [ 1333.361834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.361957][ T32] r10:00000000 r9:851c8280 r8:8027f5e8 r7:eaba5e60 r6:851b6900 r5:849b8000 [ 1333.362020][ T32] r4:00000001 [ 1333.362069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.362157][ T32] Exception stack(0xeabc1fb0 to 0xeabc1ff8) [ 1333.362222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.362300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.362369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.362432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.362508][ T32] r4:851baec0 [ 1333.363420][ T32] INFO: task kworker/1:313:4207 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.363514][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.363691][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.363786][ T32] Call trace: [ 1333.363859][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.363970][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.364029][ T32] r4:00000000 [ 1333.364116][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.364206][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.364276][ T32] 5d20: c493e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.364365][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.364448][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.364514][ T32] r5:80070013 r4:80239bb0 [ 1333.364563][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.364665][ T32] r4:82ac11e4 [ 1333.364712][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.364836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.364919][ T32] r4:e0635dc0 [ 1333.365017][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.365187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.365254][ T32] r4:00000000 [ 1333.365316][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.365428][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.391070][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.391323][ T32] r5:00001000 r4:e01b1000 [ 1333.391379][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.391503][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.391607][ T32] r5:8436438c r4:84364000 [ 1333.391668][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.391781][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.391834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.391943][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.392167][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 9 printk messages dropped ** [ 1333.392916][ T32] INFO: task kworker/1:314:4208 blocked for more than 459 seconds. ** 6 printk messages dropped ** [ 1333.393629][ T32] r10:829188dc r9:eabc5d84 r8:00000002 r7:60000013 r6:eabc5d8c r5:849b8c00 ** 6 printk messages dropped ** [ 1333.394117][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.394331][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.394488][ T32] r5:00001000 r4:e0211000 [ 1333.394515][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.394609][ T32] r5:8505bf8c r4:8505bc00 ** 2 printk messages dropped ** [ 1333.394763][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.394825][ T32] r10:61c88647 r9:849b8c00 r8:851c832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.394852][ T32] r4:851c8300 [ 1333.394879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.394930][ T32] r10:00000000 r9:851c8300 r8:8027f5e8 r7:eabc1e60 r6:851b6980 r5:849b8c00 [ 1333.394953][ T32] r4:00000001 [ 1333.394990][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.395031][ T32] Exception stack(0xeabc5fb0 to 0xeabc5ff8) [ 1333.395069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.395105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.395163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.395199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.395223][ T32] r4:851ba3c0 [ 1333.402955][ T32] INFO: task kworker/1:314:4208 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.403092][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.403266][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.403362][ T32] Call trace: [ 1333.403416][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.403481][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.403539][ T32] r4:00000000 [ 1333.403569][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.403617][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.403655][ T32] 5d20: c4c73000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.403715][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 ** 6 printk messages dropped ** [ 1333.404095][ T32] r4:e0635dc0 ** 6 printk messages dropped ** [ 1333.404388][ T32] r5:00001000 r4:e01b1000 ** 5 printk messages dropped ** [ 1333.404665][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1333.404999][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.405333][ T32] task:kworker/1:315 state:D stack:0 pid:4210 tgid:4210 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.418997][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.419386][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.419515][ T32] r5:00001000 r4:e01d1000 [ 1333.419625][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.420060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1333.420726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.422146][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.422527][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.422983][ T32] r4:e0635dc0 ** 5 printk messages dropped ** [ 1333.423385][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.423909][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 4 printk messages dropped ** [ 1333.424115][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.424145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.424178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.424201][ T32] r4:84be4100 [ 1333.424224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.424274][ T32] INFO: task kworker/1:316:4212 blocked for more than 459 seconds. [ 1333.424334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.424372][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.424397][ T32] task:kworker/1:316 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.424527][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.424578][ T32] Call trace: [ 1333.424645][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.424703][ T32] r10:829188dc r9:eabd5d84 r8:00000002 r7:60000113 r6:eabd5d8c r5:849b9800 [ 1333.424728][ T32] r4:849b9800 [ 1333.424760][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.424820][ T32] r5:849b9800 r4:829188d8 [ 1333.424846][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.424921][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.424979][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1333.425023][ T32] r4:00000000 [ 1333.425071][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.425118][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.425161][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.425210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85176300 [ 1333.425255][ T32] r4:00000000 [ 1333.425283][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.425360][ T32] r9:83018205 r8:849b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1333.425388][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.425435][ T32] r5:00001000 r4:e0597000 [ 1333.425495][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.425550][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.425599][ T32] r5:8450af8c r4:8450ac00 [ 1333.425686][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.449089][ T32] r7:ddde2d80 r6:83018200 r5:8450af8c r4:851c8480 [ 1333.449141][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.449220][ T32] r10:61c88647 r9:849b9800 r8:851c84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.449247][ T32] r4:851c8480 [ 1333.449280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.449346][ T32] r10:00000000 r9:851c8480 r8:8027f5e8 r7:eabc5e60 r6:851b6a80 r5:849b9800 [ 1333.449371][ T32] r4:00000001 [ 1333.449393][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.449456][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 1333.449501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.449534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.449598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.449643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.449737][ T32] r4:851760c0 [ 1333.450282][ T32] INFO: task kworker/1:316:4212 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.450323][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.450395][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.450448][ T32] Call trace: [ 1333.450506][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.450562][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.450632][ T32] r4:00000000 [ 1333.450658][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1333.450797][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1333.451034][ T32] r4:e0635dc0 ** 5 printk messages dropped ** [ 1333.451305][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.451707][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.452078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.452400][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.452875][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 ** 8 printk messages dropped ** [ 1333.453158][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.453202][ T32] r5:00001000 r4:e8a17000 ** 2 printk messages dropped ** [ 1333.453325][ T32] r5:8510b78c r4:8510b400 ** 2 printk messages dropped ** [ 1333.453414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.453817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.454400][ T32] Call trace: ** 2 printk messages dropped ** [ 1333.454561][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.454760][ T32] r5:80070013 r4:80239bb0 ** 5 printk messages dropped ** [ 1333.454978][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1333.455374][ T32] r5:8436438c r4:84364000 [ 1333.455419][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.465957][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.466064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.466166][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.466199][ T32] r4:84be5080 [ 1333.466224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.466300][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.466350][ T32] r4:00000001 [ 1333.466396][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.466444][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.466479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.466513][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.466544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.466624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.466660][ T32] r4:84be4100 [ 1333.466708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.466757][ T32] INFO: task kworker/1:317:4215 blocked for more than 459 seconds. [ 1333.466816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.466894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.466925][ T32] task:kworker/1:317 state:D stack:0 pid:4215 tgid:4215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.467012][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.467090][ T32] Call trace: [ 1333.467126][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.467183][ T32] r10:829188dc r9:eabe1d84 r8:00000002 r7:60000013 r6:eabe1d8c r5:849bb000 [ 1333.467210][ T32] r4:849bb000 [ 1333.467231][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.467298][ T32] r5:849bb000 r4:829188d8 [ 1333.467348][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.467417][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.467504][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 [ 1333.467557][ T32] r4:00000000 [ 1333.467603][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.467654][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.467699][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.467748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85176200 [ 1333.467771][ T32] r4:00000000 [ 1333.467815][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.467901][ T32] r9:83018205 r8:849bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1333.467931][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.468001][ T32] r5:00001000 r4:e023d000 [ 1333.468037][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.468092][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.468140][ T32] r5:8450b38c r4:8450b000 [ 1333.468195][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.468251][ T32] r7:ddde2d80 r6:83018200 r5:8450b38c r4:851c8400 [ 1333.468290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.468346][ T32] r10:61c88647 r9:849bb000 r8:851c842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.468383][ T32] r4:851c8400 [ 1333.468408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.468482][ T32] r10:00000000 r9:851c8400 r8:8027f5e8 r7:eabd5e60 r6:851b6c00 r5:849bb000 [ 1333.468523][ T32] r4:00000001 [ 1333.468570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.468647][ T32] Exception stack(0xeabe1fb0 to 0xeabe1ff8) [ 1333.468693][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.468731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.468773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.468812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.468836][ T32] r4:85176180 [ 1333.469313][ T32] INFO: task kworker/1:317:4215 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.469351][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.469442][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.469520][ T32] Call trace: [ 1333.469601][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.469703][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.469734][ T32] r4:00000000 [ 1333.469757][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.469803][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.469855][ T32] 5d20: c5651000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.469922][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.469956][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.470004][ T32] r5:80070013 r4:80239bb0 [ 1333.470052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.470104][ T32] r4:82ac11e4 [ 1333.470128][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.470178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.470223][ T32] r4:e0635dc0 [ 1333.470249][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.470475][ T32] r5:00001000 r4:e01b1000 ** 6 printk messages dropped ** [ 1333.470820][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.471213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.471560][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.471794][ T32] r5:849bc800 r4:829188d8 ** 3 printk messages dropped ** [ 1333.471959][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.472235][ T32] r9:83018205 r8:849bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 1 printk messages dropped ** [ 1333.472307][ T32] r5:00001000 r4:e05b5000 ** 4 printk messages dropped ** [ 1333.472521][ T32] r7:ddde2d80 r6:83018200 r5:8450ab8c r4:851c8500 ** 7 printk messages dropped ** [ 1333.472856][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) ** 7 printk messages dropped ** [ 1333.473547][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.473967][ T32] 5d20: c5651000 e018f000 00000001 80239b98 7f63d000 00000001 ** 9 printk messages dropped ** [ 1333.474357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 11 printk messages dropped ** [ 1333.474926][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.475291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.497099][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.497188][ T32] Call trace: [ 1333.497253][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.497319][ T32] r10:829188dc r9:eabf1d84 r8:00000002 r7:60000013 r6:eabf1d8c r5:849bd400 [ 1333.497348][ T32] r4:849bd400 [ 1333.497391][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.497445][ T32] r5:849bd400 r4:829188d8 [ 1333.497490][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.497542][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.497622][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 1333.497682][ T32] r4:00000000 [ 1333.497726][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.497775][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.497821][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.497876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85176f80 [ 1333.497903][ T32] r4:00000000 [ 1333.497925][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.497977][ T32] r9:83018205 r8:849bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1333.498015][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.498088][ T32] r5:00001000 r4:e07c3000 [ 1333.498115][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.498181][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.498236][ T32] r5:85109f8c r4:85109c00 [ 1333.498259][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.498313][ T32] r7:ddde2d80 r6:83018200 r5:85109f8c r4:851c8580 [ 1333.498337][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.498388][ T32] r10:61c88647 r9:849bd400 r8:851c85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.498413][ T32] r4:851c8580 [ 1333.498445][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.498503][ T32] r10:00000000 r9:851c8580 r8:8027f5e8 r7:eabe9e60 r6:851b6d00 r5:849bd400 [ 1333.498531][ T32] r4:00000001 [ 1333.498552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.498604][ T32] Exception stack(0xeabf1fb0 to 0xeabf1ff8) [ 1333.498642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.498704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.498827][ T32] r4:85176540 ** 1 printk messages dropped ** [ 1333.499382][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.499453][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.499544][ T32] Call trace: [ 1333.499628][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.499717][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.499749][ T32] r4:00000000 [ 1333.499771][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.499816][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.499849][ T32] 5d20: c5c21000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.499888][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.499917][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.499966][ T32] r5:80070013 r4:80239bb0 [ 1333.499993][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.500040][ T32] r4:82ac11e4 [ 1333.500074][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.500129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.500154][ T32] r4:e0635dc0 [ 1333.500196][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.500269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.500304][ T32] r4:00000000 [ 1333.500329][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.500382][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.500406][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.500467][ T32] r5:00001000 r4:e01b1000 [ 1333.500494][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.500542][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.500636][ T32] r5:8436438c r4:84364000 [ 1333.500685][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.500743][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.500768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.500831][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.500861][ T32] r4:84be5080 [ 1333.500890][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1333.500968][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1333.501293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1333.501756][ T32] r4:849be000 ** 4 printk messages dropped ** [ 1333.501966][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf9e08 ** 7 printk messages dropped ** [ 1333.502301][ T32] r9:83018205 r8:849be000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 1 printk messages dropped ** [ 1333.502370][ T32] r5:00001000 r4:e0651000 [ 1333.502391][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1333.502577][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.502975][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.504160][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 10 printk messages dropped ** [ 1333.505015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 1 printk messages dropped ** [ 1333.505161][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.505284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.505349][ T32] r4:00000000 [ 1333.505401][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.536392][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.536565][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.536716][ T32] r5:00001000 r4:e01b1000 [ 1333.536765][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.536887][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.536976][ T32] r5:8436438c r4:84364000 [ 1333.537038][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.537100][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.537126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.537181][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.537246][ T32] r4:84be5080 [ 1333.537275][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.537360][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.537392][ T32] r4:00000001 [ 1333.537449][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.537497][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.537533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.537629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.537765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.537816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.537995][ T32] r4:84be4100 [ 1333.538087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.538157][ T32] INFO: task kworker/1:321:4223 blocked for more than 460 seconds. [ 1333.538228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.538282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.538311][ T32] task:kworker/1:321 state:D stack:0 pid:4223 tgid:4223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.538376][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.538428][ T32] Call trace: [ 1333.538550][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.538649][ T32] r10:829188dc r9:eac01d84 r8:00000002 r7:60000113 r6:eac01d8c r5:85230000 [ 1333.538680][ T32] r4:85230000 [ 1333.538734][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.538819][ T32] r5:85230000 r4:829188d8 [ 1333.538929][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.538994][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.539080][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 [ 1333.539115][ T32] r4:00000000 [ 1333.539138][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.539182][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.539271][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.539335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85176600 ** 4 printk messages dropped ** [ 1333.539689][ T32] r5:00001000 r4:e0673000 [ 1333.539729][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.539874][ T32] r5:8510838c r4:85108000 ** 3 printk messages dropped ** [ 1333.540204][ T32] r10:61c88647 r9:85230000 r8:851c86ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.540590][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.542063][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 10 printk messages dropped ** [ 1333.542899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 10 printk messages dropped ** [ 1333.543449][ T32] r5:8436438c r4:84364000 ** 3 printk messages dropped ** [ 1333.543724][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.544355][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1333.544650][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.545044][ T32] r5:85190000 r4:829188d8 ** 5 printk messages dropped ** [ 1333.545331][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.566349][ T32] r5:00001000 r4:e068f000 [ 1333.566402][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.566771][ T32] r10:61c88647 r9:85190000 r8:851c872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.567117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.567149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.567195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.567242][ T32] r4:85176640 [ 1333.567888][ T32] INFO: task kworker/1:322:4225 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.567967][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.568140][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.568235][ T32] Call trace: [ 1333.568302][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.568424][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.568486][ T32] r4:00000000 [ 1333.568526][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.568626][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.568691][ T32] 5d20: c6813000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.568775][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.568841][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.568900][ T32] r5:80070013 r4:80239bb0 [ 1333.568962][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.569038][ T32] r4:82ac11e4 [ 1333.569090][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.569183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.569237][ T32] r4:e0635dc0 [ 1333.569261][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.569357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.569411][ T32] r4:00000000 [ 1333.569454][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.569533][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.569574][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.569704][ T32] r5:00001000 r4:e01b1000 [ 1333.569746][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.569792][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.569896][ T32] r5:8436438c r4:84364000 [ 1333.569923][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.570036][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.570065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.570120][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.570161][ T32] r4:84be5080 [ 1333.570226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.570349][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.570408][ T32] r4:00000001 [ 1333.570436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.570503][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.570558][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.570633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.570705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.570765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.570818][ T32] r4:84be4100 [ 1333.570871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.570935][ T32] INFO: task kworker/1:323:4227 blocked for more than 460 seconds. [ 1333.571001][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.571076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.571125][ T32] task:kworker/1:323 state:D stack:0 pid:4227 tgid:4227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.571227][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.571370][ T32] Call trace: [ 1333.571561][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.571634][ T32] r10:829188dc r9:eac11d84 r8:00000002 r7:60000013 r6:eac11d8c r5:85191800 ** 5 printk messages dropped ** [ 1333.572070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 ** 9 printk messages dropped ** [ 1333.572963][ T32] r5:00001000 r4:e06d9000 [ 1333.573038][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.573125][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.573326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.574080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.574932][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 8 printk messages dropped ** [ 1333.575287][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.603873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 9 printk messages dropped ** [ 1333.604928][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 ** 5 printk messages dropped ** [ 1333.605364][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.619823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.620515][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.621392][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 ** 8 printk messages dropped ** [ 1333.622113][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.622222][ T32] r5:00001000 r4:e071f000 ** 2 printk messages dropped ** [ 1333.622510][ T32] r5:85108f8c r4:85108c00 ** 4 printk messages dropped ** [ 1333.622924][ T32] r4:851c8880 ** 5 printk messages dropped ** [ 1333.623457][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.625059][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.625563][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 7 printk messages dropped ** [ 1333.648861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 7 printk messages dropped ** [ 1333.649476][ T32] r5:00001000 r4:e01b1000 [ 1333.649527][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.649625][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.649768][ T32] r5:8436438c r4:84364000 [ 1333.649818][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.649915][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.649955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.650042][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.650086][ T32] r4:84be5080 [ 1333.650123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.650211][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.650254][ T32] r4:00000001 [ 1333.650292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.650377][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.650442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.650511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.650574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.650652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.650705][ T32] r4:84be4100 [ 1333.650777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.650850][ T32] INFO: task kworker/1:325:4231 blocked for more than 460 seconds. [ 1333.650941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.651004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.651056][ T32] task:kworker/1:325 state:D stack:0 pid:4231 tgid:4231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.651232][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.651335][ T32] Call trace: [ 1333.651522][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.651703][ T32] r10:829188dc r9:eac21d84 r8:00000002 r7:60000113 r6:eac21d8c r5:85192400 [ 1333.651773][ T32] r4:85192400 [ 1333.651824][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.651920][ T32] r5:85192400 r4:829188d8 [ 1333.652013][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.652111][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.652255][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 1333.652506][ T32] r4:00000000 [ 1333.652587][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.652686][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.652956][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.653067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85176ac0 [ 1333.653121][ T32] r4:00000000 [ 1333.653168][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.653270][ T32] r9:83018205 r8:85192400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1333.653320][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.653509][ T32] r5:00001000 r4:e076f000 [ 1333.653566][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.653684][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.653778][ T32] r5:8510938c r4:85109000 [ 1333.653846][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.653957][ T32] r7:ddde2d80 r6:83018200 r5:8510938c r4:851c8800 [ 1333.654009][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.654116][ T32] r10:61c88647 r9:85192400 r8:851c882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.654169][ T32] r4:851c8800 [ 1333.654213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.654313][ T32] r10:00000000 r9:851c8800 r8:8027f5e8 r7:eabf1e60 r6:8515d000 r5:85192400 [ 1333.654365][ T32] r4:00000001 [ 1333.654410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.654492][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 1333.654555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.654635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.654702][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.654910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.654974][ T32] r4:85176cc0 [ 1333.677516][ T32] INFO: task kworker/1:325:4231 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.677796][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.678021][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.678244][ T32] Call trace: [ 1333.678334][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.678524][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.678585][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.678976][ T32] 5d20: c7266000 e018f000 00000001 80239b98 7f63d000 00000001 ** 9 printk messages dropped ** [ 1333.679849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 11 printk messages dropped ** [ 1333.680889][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.682024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.682718][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.683328][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.683963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85176c80 [ 1333.684075][ T32] r4:00000000 [ 1333.684235][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.684341][ T32] r9:83018205 r8:85193000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1333.684387][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.684524][ T32] r5:00001000 r4:e0783000 [ 1333.684579][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.684669][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.684762][ T32] r5:8510978c r4:85109400 [ 1333.684804][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.684912][ T32] r7:ddde2d80 r6:83018200 r5:8510978c r4:851c8980 [ 1333.685138][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.685550][ T32] r10:61c88647 r9:85193000 r8:851c89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.709296][ T32] r4:851c8980 [ 1333.709382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.709529][ T32] r10:00000000 r9:851c8980 r8:8027f5e8 r7:eabf1e60 r6:8515d080 r5:85193000 [ 1333.709578][ T32] r4:00000001 [ 1333.709641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.709770][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) [ 1333.709839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.709912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.710296][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.710709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.710769][ T32] r4:85176e00 [ 1333.711722][ T32] INFO: task kworker/1:326:4233 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.711798][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.711950][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.712122][ T32] Call trace: [ 1333.712197][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.712309][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.712364][ T32] r4:00000000 [ 1333.712497][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.712629][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.712706][ T32] 5d20: c7668000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.712775][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.712833][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.712899][ T32] r5:80070013 r4:80239bb0 [ 1333.712952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.713049][ T32] r4:82ac11e4 [ 1333.713094][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.713188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.713240][ T32] r4:e0635dc0 [ 1333.713383][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.713485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.713539][ T32] r4:00000000 [ 1333.713583][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.713738][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.713806][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.714127][ T32] r5:00001000 r4:e01b1000 [ 1333.714182][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.714271][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.714394][ T32] r5:8436438c r4:84364000 [ 1333.714446][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.714552][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.714658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.714902][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.714961][ T32] r4:84be5080 [ 1333.715008][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.715199][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.715578][ T32] r4:00000001 [ 1333.741741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.741907][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.741980][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.742048][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.742112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.742185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.742240][ T32] r4:84be4100 [ 1333.742293][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.742374][ T32] INFO: task kworker/1:327:4235 blocked for more than 460 seconds. [ 1333.742445][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.742501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.742549][ T32] task:kworker/1:327 state:D stack:0 pid:4235 tgid:4235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.742965][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.743079][ T32] Call trace: [ 1333.743156][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.743266][ T32] r10:829188dc r9:eac31d84 r8:00000002 r7:60000113 r6:eac31d8c r5:85195400 [ 1333.743318][ T32] r4:85195400 [ 1333.743364][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.743455][ T32] r5:85195400 r4:829188d8 [ 1333.743499][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.743585][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.744339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85176e40 ** 4 printk messages dropped ** [ 1333.744814][ T32] r5:00001000 r4:e07ab000 [ 1333.744861][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.745264][ T32] r7:ddde2d80 r6:83018200 r5:85109b8c r4:851c8900 ** 8 printk messages dropped ** [ 1333.760902][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.762535][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.762975][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 ** 8 printk messages dropped ** [ 1333.763449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 11 printk messages dropped ** [ 1333.763986][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.764265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.764557][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.764887][ T32] r5:85194800 r4:829188d8 ** 3 printk messages dropped ** [ 1333.765025][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.765261][ T32] r9:83018205 r8:85194800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1333.765325][ T32] r5:00001000 r4:e07d7000 ** 4 printk messages dropped ** [ 1333.779424][ T32] r7:ddde2d80 r6:83018200 r5:8510a38c r4:851c8a00 ** 4 printk messages dropped ** [ 1333.779689][ T32] r10:00000000 r9:851c8a00 r8:8027f5e8 r7:eabf1e60 r6:8515d180 r5:85194800 [ 1333.779713][ T32] r4:00000001 [ 1333.779733][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.779772][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) [ 1333.779805][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.779848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.779888][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.779921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.779945][ T32] r4:851ba080 [ 1333.780480][ T32] INFO: task kworker/1:328:4237 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.780550][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.780673][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.780752][ T32] Call trace: [ 1333.780792][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.780849][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.780880][ T32] r4:00000000 [ 1333.780919][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.780965][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.780997][ T32] 5d20: c7e9f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.781032][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.781060][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.781087][ T32] r5:80070013 r4:80239bb0 [ 1333.781108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.781154][ T32] r4:82ac11e4 [ 1333.781175][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.781261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.781290][ T32] r4:e0635dc0 [ 1333.781312][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.781360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.781400][ T32] r4:00000000 [ 1333.781443][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.781500][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.781524][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.781570][ T32] r5:00001000 r4:e01b1000 [ 1333.781590][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.781631][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.781701][ T32] r5:8436438c r4:84364000 [ 1333.781722][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.781848][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.781883][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.781937][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.781998][ T32] r4:84be5080 [ 1333.782024][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.782115][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.782149][ T32] r4:00000001 [ 1333.782172][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.782263][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.782320][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.782361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.782415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.782451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.782476][ T32] r4:84be4100 [ 1333.782560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.782595][ T32] INFO: task kworker/1:329:4239 blocked for more than 460 seconds. [ 1333.782651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.782707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1333.783031][ T32] r10:829188dc r9:eac49d84 r8:00000002 r7:60000013 r6:eac49d8c r5:85196c00 ** 8 printk messages dropped ** [ 1333.783467][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.783799][ T32] r5:00001000 r4:e07f5000 [ 1333.783820][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.784014][ T32] r7:ddde2d80 r6:83018200 r5:8510a78c r4:851c8a80 ** 8 printk messages dropped ** [ 1333.784417][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.785272][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 8 printk messages dropped ** [ 1333.796436][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.796691][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.796955][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.797501][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1333.798277][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.798825][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.799611][ T32] r5:00001000 r4:e0897000 [ 1333.799705][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.799960][ T32] r7:ddde2d80 r6:83018200 r5:8510ab8c r4:851c8b00 ** 9 printk messages dropped ** [ 1333.800619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.801852][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.802324][ T32] r5:80070013 r4:80239bb0 ** 5 printk messages dropped ** [ 1333.802679][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.802766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.802796][ T32] r4:00000000 [ 1333.802818][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.802935][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.802968][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.803018][ T32] r5:00001000 r4:e01b1000 [ 1333.803038][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.803082][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.803148][ T32] r5:8436438c r4:84364000 [ 1333.803172][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.803223][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1333.803295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.803351][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.803403][ T32] r4:84be5080 [ 1333.803427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.803479][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1333.803504][ T32] r4:00000001 [ 1333.803524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.803561][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1333.803589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.803621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.803652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.803684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.803708][ T32] r4:84be4100 [ 1333.803730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.803799][ T32] INFO: task kworker/1:331:4243 blocked for more than 460 seconds. [ 1333.803903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.803937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.803987][ T32] task:kworker/1:331 state:D stack:0 pid:4243 tgid:4243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.804178][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.804241][ T32] Call trace: [ 1333.804335][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1333.804389][ T32] r10:829188dc r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:85233000 [ 1333.804414][ T32] r4:85233000 [ 1333.804474][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.804522][ T32] r5:85233000 r4:829188d8 [ 1333.804553][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.804632][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.804688][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1333.804713][ T32] r4:00000000 [ 1333.804733][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.804842][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.804892][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.804939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154300 [ 1333.805049][ T32] r4:00000000 [ 1333.805083][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.805158][ T32] r9:83018205 r8:85233000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1333.805183][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.805228][ T32] r5:00001000 r4:e49d7000 [ 1333.805331][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.805380][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.805585][ T32] r5:8510b38c r4:8510b000 [ 1333.841432][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.841617][ T32] r7:ddde2d80 r6:83018200 r5:8510b38c r4:851c8b80 [ 1333.841698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.841872][ T32] r10:61c88647 r9:85233000 r8:851c8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.841938][ T32] r4:851c8b80 [ 1333.842042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.842101][ T32] r10:00000000 r9:851c8b80 r8:8027f5e8 r7:eac51e60 r6:8515d300 r5:85233000 [ 1333.842126][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.842336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.843546][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.843891][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.844214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 11 printk messages dropped ** [ 1333.844876][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.861270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.863535][ T32] r10:829188dc r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:84900c00 ** 8 printk messages dropped ** [ 1333.864753][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.882864][ T32] r5:00001000 r4:e08cd000 [ 1333.883202][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.884120][ T32] r10:61c88647 r9:84900c00 r8:851c8c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.885349][ T32] r4:85154200 ** 3 printk messages dropped ** [ 1333.891504][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.892028][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 ** 12 printk messages dropped ** [ 1333.893483][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.894892][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 9 printk messages dropped ** [ 1333.916742][ T32] INFO: task kworker/1:333:4247 blocked for more than 460 seconds. ** 8 printk messages dropped ** [ 1333.917776][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1333.917871][ T32] r5:84900000 r4:829188d8 [ 1333.917936][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.918028][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.918130][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1333.918183][ T32] r4:00000000 [ 1333.918228][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1333.918310][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1333.918396][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.918488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc500 [ 1333.918541][ T32] r4:00000000 [ 1333.918623][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1333.918746][ T32] r9:83018205 r8:84900000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1333.918796][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1333.918892][ T32] r5:00001000 r4:ead43000 [ 1333.918996][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1333.919092][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.919186][ T32] r5:85110b8c r4:85110800 [ 1333.919245][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.919355][ T32] r7:ddde2d80 r6:83018200 r5:85110b8c r4:851c8c80 [ 1333.919402][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.919522][ T32] r10:61c88647 r9:84900000 r8:851c8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.919577][ T32] r4:851c8c80 [ 1333.919634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.919739][ T32] r10:00000000 r9:851c8c80 r8:8027f5e8 r7:eac59e60 r6:8515d400 r5:84900000 [ 1333.919845][ T32] r4:00000001 [ 1333.919898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.919983][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1333.920048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.920114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.920174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.920242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.920342][ T32] r4:85154440 [ 1333.921357][ T32] INFO: task kworker/1:333:4247 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1333.921436][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.921629][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.921751][ T32] Call trace: [ 1333.921819][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1333.921929][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1333.922018][ T32] r4:00000000 [ 1333.922069][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.922174][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1333.922245][ T32] 5d20: c8a58000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1333.922315][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1333.922380][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1333.922436][ T32] r5:80070013 r4:80239bb0 [ 1333.922481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.922619][ T32] r4:82ac11e4 [ 1333.922739][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.922874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1333.922932][ T32] r4:e0635dc0 [ 1333.922991][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1333.923346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1333.923403][ T32] r4:00000000 [ 1333.923452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.923905][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.925185][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1333.962537][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1333.964255][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1333.965501][ T32] r9:83018205 r8:84901800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 3 printk messages dropped ** [ 1333.971036][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.972407][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) ** 7 printk messages dropped ** [ 1333.974603][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.975449][ T32] 5d20: c8ffc000 e018f000 00000001 80239b98 7f63d000 00000001 ** 12 printk messages dropped ** [ 1333.996516][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 8 printk messages dropped ** [ 1333.997607][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1333.999008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.000658][ T32] r5:84903000 r4:829188d8 ** 5 printk messages dropped ** [ 1334.001938][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.002662][ T32] r5:00001000 r4:e8a21000 ** 2 printk messages dropped ** [ 1334.002882][ T32] r5:850d978c r4:850d9400 ** 4 printk messages dropped ** [ 1334.003316][ T32] r4:8515d500 ** 8 printk messages dropped ** [ 1334.004128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.004177][ T32] r4:8515e940 [ 1334.005196][ T32] INFO: task kworker/0:234:4251 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.005283][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.005406][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.045158][ T32] Call trace: [ 1334.045430][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.045676][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.045752][ T32] r4:00000000 [ 1334.045801][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.045894][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.045966][ T32] 5d20: c9790000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.046034][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.046127][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.053078][ T32] r5:80070013 r4:80239bb0 [ 1334.053194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.053364][ T32] r4:82ac11e4 [ 1334.053418][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.053521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.054111][ T32] r4:e0635dc0 [ 1334.054654][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.054761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.054813][ T32] r4:00000000 [ 1334.055386][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.055622][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.056840][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.057258][ T32] r5:00001000 r4:e01b1000 [ 1334.057532][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.057785][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.057891][ T32] r5:8436438c r4:84364000 [ 1334.057940][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.058045][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.058094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.058815][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.058875][ T32] r4:84be5080 [ 1334.059563][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.059866][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.060067][ T32] r4:00000001 [ 1334.060504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.060655][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.060888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.060967][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.061317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.061572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.061639][ T32] r4:84be4100 [ 1334.063089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.063163][ T32] INFO: task kworker/0:235:4253 blocked for more than 460 seconds. [ 1334.063545][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1334.064593][ T32] task:kworker/0:235 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.093602][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.094580][ T32] r5:00001000 r4:dfded000 [ 1334.094633][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.122386][ T32] r7:dddced80 r6:83018000 r5:850daf8c r4:8515d600 ** 8 printk messages dropped ** [ 1334.124471][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.138514][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 10 printk messages dropped ** [ 1334.140720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 13 printk messages dropped ** [ 1334.144813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.176227][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.177173][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.178019][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.179045][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.179138][ T32] r5:00001000 r4:e8a45000 [ 1334.179644][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.179884][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.179989][ T32] r5:850d9f8c r4:850d9c00 [ 1334.180408][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.180522][ T32] r7:dddced80 r6:83018000 r5:850d9f8c r4:8515d700 [ 1334.180584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.180759][ T32] r10:61c88647 r9:84904800 r8:8515d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.180816][ T32] r4:8515d700 [ 1334.181110][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.181318][ T32] r10:00000000 r9:8515d700 r8:8027f5e8 r7:e8a5de60 r6:8515d780 r5:84904800 [ 1334.181376][ T32] r4:00000001 [ 1334.181420][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.181503][ T32] Exception stack(0xeac71fb0 to 0xeac71ff8) [ 1334.181565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.181691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.181813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.181885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.181937][ T32] r4:8515e340 [ 1334.182945][ T32] INFO: task kworker/0:236:4255 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.183031][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.183449][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.183555][ T32] Call trace: [ 1334.183630][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.183741][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.183793][ T32] r4:00000000 [ 1334.183856][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.183954][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.184019][ T32] 5d20: ca464000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.184090][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.184148][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.184203][ T32] r5:80070013 r4:80239bb0 [ 1334.184250][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.184342][ T32] r4:82ac11e4 [ 1334.184423][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.184526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.184645][ T32] r4:e0635dc0 [ 1334.184696][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.184793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.184844][ T32] r4:00000000 [ 1334.184892][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.184996][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.185155][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.185256][ T32] r5:00001000 r4:e01b1000 [ 1334.185299][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.185391][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.185531][ T32] r5:8436438c r4:84364000 [ 1334.216534][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.216725][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.216779][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.217171][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.217240][ T32] r4:84be5080 [ 1334.217287][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.217453][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.217509][ T32] r4:00000001 [ 1334.217559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.217690][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.217819][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.217890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.217953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.218019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.218068][ T32] r4:84be4100 [ 1334.218120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.218181][ T32] INFO: task kworker/0:237:4257 blocked for more than 460 seconds. ** 1 printk messages dropped ** [ 1334.218554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1334.219641][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 ** 9 printk messages dropped ** [ 1334.221564][ T32] r5:00001000 r4:dfa01000 [ 1334.221611][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.222044][ T32] r7:dddced80 r6:83018000 r5:850da78c r4:8515d800 ** 7 printk messages dropped ** [ 1334.223161][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) ** 7 printk messages dropped ** [ 1334.224990][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.253946][ T32] 5d20: cac75000 e018f000 00000001 80239b98 7f63d000 00000001 ** 10 printk messages dropped ** [ 1334.254912][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.264606][ T32] r5:8436438c r4:84364000 ** 6 printk messages dropped ** [ 1334.265302][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 10 printk messages dropped ** [ 1334.267328][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1334.268230][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1334.269424][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.269751][ T32] r5:00001000 r4:ead37000 [ 1334.269800][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.269888][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.269982][ T32] r5:8511038c r4:85110000 [ 1334.270027][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.270126][ T32] r7:ddde2d80 r6:83018200 r5:8511038c r4:851c8d80 [ 1334.270172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.270280][ T32] r10:61c88647 r9:84906000 r8:851c8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.270330][ T32] r4:851c8d80 [ 1334.270375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.270480][ T32] r10:00000000 r9:851c8d80 r8:8027f5e8 r7:eac6de60 r6:8515d900 r5:84906000 [ 1334.270586][ T32] r4:00000001 [ 1334.270643][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.270728][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1334.270789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.270853][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.270916][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.270980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.271031][ T32] r4:85154600 [ 1334.271994][ T32] INFO: task kworker/1:335:4261 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.272069][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.272196][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.272288][ T32] Call trace: [ 1334.272485][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.272684][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.272746][ T32] r4:00000000 [ 1334.272789][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.272904][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.272977][ T32] 5d20: cac75000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.273047][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.273151][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.273213][ T32] r5:80070013 r4:80239bb0 [ 1334.273260][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.273354][ T32] r4:82ac11e4 [ 1334.273430][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.273533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.273587][ T32] r4:e0635dc0 [ 1334.273683][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.273799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.273850][ T32] r4:00000000 [ 1334.273903][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.274043][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.274095][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.274193][ T32] r5:00001000 r4:e01b1000 [ 1334.274319][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.274436][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.274539][ T32] r5:8436438c r4:84364000 [ 1334.274587][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.274696][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.274809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.274979][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.275099][ T32] r4:84be5080 [ 1334.275152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.275258][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.275308][ T32] r4:00000001 [ 1334.275352][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.275428][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.275548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.301233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.301906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.303463][ T32] r5:84902400 r4:829188d8 ** 6 printk messages dropped ** [ 1334.304342][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1334.305038][ T32] r5:00001000 r4:dfafd000 ** 2 printk messages dropped ** [ 1334.305345][ T32] r5:850dab8c r4:850da800 ** 6 printk messages dropped ** [ 1334.320194][ T32] r10:00000000 r9:8515d980 r8:8027f5e8 r7:e8a5de60 r6:8515da00 r5:84902400 ** 10 printk messages dropped ** [ 1334.322543][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.323143][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 7 printk messages dropped ** [ 1334.323902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 10 printk messages dropped ** [ 1334.325270][ T32] r5:8436438c r4:84364000 ** 6 printk messages dropped ** [ 1334.346219][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 11 printk messages dropped ** [ 1334.347081][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1334.348682][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac75e08 ** 9 printk messages dropped ** [ 1334.349472][ T32] r5:00001000 r4:dfedd000 [ 1334.349517][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1334.350300][ T32] r10:61c88647 r9:84906c00 r8:8515daac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1334.352722][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.353526][ T32] 5d20: cb472000 e018f000 00000001 80239b98 7f63d000 00000001 ** 4 printk messages dropped ** [ 1334.353890][ T32] r4:82ac11e4 [ 1334.353943][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.354073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.354129][ T32] r4:e0635dc0 [ 1334.354175][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.354272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.354325][ T32] r4:00000000 [ 1334.354369][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.354472][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.354521][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.354620][ T32] r5:00001000 r4:e01b1000 [ 1334.354664][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.354754][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.354846][ T32] r5:8436438c r4:84364000 [ 1334.354895][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.354992][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.355310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.355426][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.355482][ T32] r4:84be5080 [ 1334.390969][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.391232][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.391298][ T32] r4:00000001 [ 1334.391346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.391483][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.391630][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.391705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.391765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.391832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.391882][ T32] r4:84be4100 [ 1334.391937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.392001][ T32] INFO: task kworker/0:240:4266 blocked for more than 460 seconds. [ 1334.392071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.392125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.392170][ T32] task:kworker/0:240 state:D stack:0 pid:4266 tgid:4266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.392307][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.392471][ T32] Call trace: [ 1334.392541][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.392658][ T32] r10:829188dc r9:eab4dd84 r8:00000002 r7:60000013 r6:eab4dd8c r5:85198c00 [ 1334.392798][ T32] r4:85198c00 [ 1334.392866][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.393022][ T32] r5:85198c00 r4:829188d8 [ 1334.393150][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.393244][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.393349][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 [ 1334.393399][ T32] r4:00000000 [ 1334.393442][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.393525][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.393623][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.393756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85150980 [ 1334.393951][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.394515][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.394625][ T32] r5:00001000 r4:e00b3000 ** 2 printk messages dropped ** [ 1334.394852][ T32] r5:850db78c r4:850db400 ** 4 printk messages dropped ** [ 1334.395523][ T32] r4:8515db80 ** 6 printk messages dropped ** [ 1334.421814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.423659][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 10 printk messages dropped ** [ 1334.424857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 13 printk messages dropped ** [ 1334.437099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.438094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.439041][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.439903][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.441176][ T32] r5:00001000 r4:e081b000 [ 1334.441220][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1334.441806][ T32] r10:61c88647 r9:85198000 r8:8515dcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1334.442530][ T32] r4:85150480 ** 2 printk messages dropped ** [ 1334.443825][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.443991][ T32] Call trace: [ 1334.444173][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.444285][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.444339][ T32] r4:00000000 [ 1334.444383][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.444466][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.444569][ T32] 5d20: cbe36000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.444653][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.444715][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.444772][ T32] r5:80070013 r4:80239bb0 [ 1334.444818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.444908][ T32] r4:82ac11e4 [ 1334.444953][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.445049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.445100][ T32] r4:e0635dc0 [ 1334.445149][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.445328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.445385][ T32] r4:00000000 [ 1334.445430][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.479983][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.480201][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.480348][ T32] r5:00001000 r4:e01b1000 [ 1334.480396][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.480518][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.480764][ T32] r5:8436438c r4:84364000 [ 1334.480817][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.481026][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.481349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.481475][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.481536][ T32] r4:84be5080 [ 1334.481582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.481716][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.482119][ T32] r4:00000001 [ 1334.482321][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.482412][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.482480][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.482544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.482603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.482676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.482725][ T32] r4:84be4100 [ 1334.482776][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.482938][ T32] INFO: task kworker/0:242:4270 blocked for more than 460 seconds. [ 1334.483013][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.483071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.483157][ T32] task:kworker/0:242 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.483363][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.483648][ T32] Call trace: [ 1334.483727][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.483862][ T32] r10:829188dc r9:eab65d84 r8:00000002 r7:60000113 r6:eab65d8c r5:8519a400 [ 1334.484098][ T32] r4:8519a400 [ 1334.484151][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.484451][ T32] r5:8519a400 r4:829188d8 [ 1334.484503][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.484650][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.484763][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 [ 1334.484812][ T32] r4:00000000 [ 1334.484880][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.485041][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.485135][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.485290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85150a80 [ 1334.485347][ T32] r4:00000000 [ 1334.485393][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.496734][ T32] r9:83018005 r8:8519a400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1334.496905][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.497141][ T32] r5:00001000 r4:e0213000 [ 1334.497195][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.497286][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.497379][ T32] r5:850dbb8c r4:850db800 [ 1334.497439][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.497547][ T32] r7:dddced80 r6:83018000 r5:850dbb8c r4:8515dd80 [ 1334.497620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.497748][ T32] r10:61c88647 r9:8519a400 r8:8515ddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.497800][ T32] r4:8515dd80 [ 1334.497845][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.497948][ T32] r10:00000000 r9:8515dd80 r8:8027f5e8 r7:eab3de60 r6:8515de00 r5:8519a400 [ 1334.497997][ T32] r4:00000001 [ 1334.498039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.498120][ T32] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1334.498190][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.498254][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.498431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.498505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.498557][ T32] r4:85150940 [ 1334.499480][ T32] INFO: task kworker/0:242:4270 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.499701][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.499875][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.499990][ T32] Call trace: [ 1334.500066][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.500176][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.500235][ T32] r4:00000000 [ 1334.500279][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.500385][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.500455][ T32] 5d20: cc3a7000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.500525][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.500631][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.500695][ T32] r5:80070013 r4:80239bb0 [ 1334.500741][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.500831][ T32] r4:82ac11e4 [ 1334.500890][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.500994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.501042][ T32] r4:e0635dc0 [ 1334.501088][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.501182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.501248][ T32] r4:00000000 [ 1334.501305][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.501399][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.501441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.501536][ T32] r5:00001000 r4:e01b1000 [ 1334.501617][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.501729][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.502020][ T32] r5:8436438c r4:84364000 [ 1334.502148][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.502255][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.502363][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.502565][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.502649][ T32] r4:84be5080 [ 1334.502700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.502811][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.502867][ T32] r4:00000001 [ 1334.502913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.502991][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.503053][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.503117][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.503179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.503431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.503490][ T32] r4:84be4100 [ 1334.503538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.503618][ T32] INFO: task kworker/0:243:4273 blocked for more than 461 seconds. [ 1334.503790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.503906][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.503959][ T32] task:kworker/0:243 state:D stack:0 pid:4273 tgid:4273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.504140][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.504239][ T32] Call trace: [ 1334.504456][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.504562][ T32] r10:829188dc r9:eac7dd84 r8:00000002 r7:60000013 r6:eac7dd8c r5:8519b000 [ 1334.504622][ T32] r4:8519b000 [ 1334.504672][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.505179][ T32] r5:8519b000 r4:829188d8 [ 1334.505231][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.505527][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.546390][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac7de08 [ 1334.546510][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.546935][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1334.547636][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.547740][ T32] r5:00001000 r4:e0809000 [ 1334.547785][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.547868][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.547964][ T32] r5:850dbf8c r4:850dbc00 [ 1334.548010][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.548111][ T32] r7:dddced80 r6:83018000 r5:850dbf8c r4:8515de80 [ 1334.548194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.548302][ T32] r10:61c88647 r9:8519b000 r8:8515deac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.548354][ T32] r4:8515de80 [ 1334.548399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.548566][ T32] r10:00000000 r9:8515de80 r8:8027f5e8 r7:eab3de60 r6:8515df00 r5:8519b000 [ 1334.548761][ T32] r4:00000001 [ 1334.548853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.548944][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1334.549011][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.549090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.549189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.549258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.549307][ T32] r4:85150b40 [ 1334.550302][ T32] INFO: task kworker/0:243:4273 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.550384][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.550527][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.550635][ T32] Call trace: [ 1334.550773][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.551075][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.551134][ T32] r4:00000000 [ 1334.551301][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.551397][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.551486][ T32] 5d20: cca8e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.551555][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.551619][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.551698][ T32] r5:80070013 r4:80239bb0 [ 1334.551749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.551837][ T32] r4:82ac11e4 [ 1334.551882][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.551977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.552376][ T32] r4:e0635dc0 [ 1334.552425][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.552523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.552573][ T32] r4:00000000 [ 1334.552655][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.552766][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.552847][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.552953][ T32] r5:00001000 r4:e01b1000 [ 1334.553020][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.553122][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.553216][ T32] r5:8436438c r4:84364000 [ 1334.553318][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.553422][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.553482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.553589][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.553753][ T32] r4:84be5080 [ 1334.553804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.553911][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.553961][ T32] r4:00000001 [ 1334.554004][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.554081][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.554139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.554203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.554394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.554551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.554606][ T32] r4:84be4100 [ 1334.554675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.554762][ T32] INFO: task kworker/0:244:4275 blocked for more than 461 seconds. [ 1334.554846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.554932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.554979][ T32] task:kworker/0:244 state:D stack:0 pid:4275 tgid:4275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.555081][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.555317][ T32] Call trace: [ 1334.555392][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.555539][ T32] r10:829188dc r9:eac85d84 r8:00000002 r7:60000113 r6:eac85d8c r5:8519bc00 [ 1334.586217][ T32] r4:8519bc00 [ 1334.586305][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.586437][ T32] r5:8519bc00 r4:829188d8 [ 1334.586486][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.586572][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.586700][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1334.586761][ T32] r4:00000000 [ 1334.586930][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.587025][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.587232][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.587362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85150e80 [ 1334.587444][ T32] r4:00000000 [ 1334.587497][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.587606][ T32] r9:83018005 r8:8519bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1334.587668][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.587771][ T32] r5:00001000 r4:e0833000 [ 1334.587892][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.587986][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.588076][ T32] r5:851ec38c r4:851ec000 [ 1334.588120][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.588218][ T32] r7:dddced80 r6:83018000 r5:851ec38c r4:8515df80 [ 1334.588265][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.588369][ T32] r10:61c88647 r9:8519bc00 r8:8515dfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.588463][ T32] r4:8515df80 [ 1334.588578][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.588736][ T32] r10:00000000 r9:8515df80 r8:8027f5e8 r7:eab3de60 r6:85158000 r5:8519bc00 [ 1334.588792][ T32] r4:00000001 [ 1334.588852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.588941][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 1334.589005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.589167][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.589492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.589562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.589621][ T32] r4:85150c80 [ 1334.590575][ T32] INFO: task kworker/0:244:4275 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.590659][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.590951][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.591166][ T32] Call trace: [ 1334.591243][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.591457][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.591516][ T32] r4:00000000 [ 1334.591562][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.591658][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.591724][ T32] 5d20: ccef9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.591851][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.592080][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.592143][ T32] r5:80070013 r4:80239bb0 [ 1334.592412][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.592507][ T32] r4:82ac11e4 [ 1334.592554][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.592656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.592878][ T32] r4:e0635dc0 [ 1334.592959][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.593061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.593434][ T32] r4:00000000 [ 1334.593521][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.593638][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.593715][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.593806][ T32] r5:00001000 r4:e01b1000 [ 1334.593849][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.593969][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.594299][ T32] r5:8436438c r4:84364000 [ 1334.594827][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.594939][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.595109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.595219][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.595375][ T32] r4:84be5080 [ 1334.595430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.595559][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.595621][ T32] r4:00000001 [ 1334.595702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.595918][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.616862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.617031][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.617103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.617177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.617231][ T32] r4:84be4100 [ 1334.617286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.617346][ T32] INFO: task kworker/0:245:4277 blocked for more than 461 seconds. [ 1334.617475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.617536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.617585][ T32] task:kworker/0:245 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.617968][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.618245][ T32] Call trace: [ 1334.618343][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.618461][ T32] r10:829188dc r9:eac89d84 r8:00000002 r7:60000113 r6:eac89d8c r5:8519c800 [ 1334.618512][ T32] r4:8519c800 [ 1334.618646][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.618862][ T32] r5:8519c800 r4:829188d8 [ 1334.618918][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.619006][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.619114][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac89e08 [ 1334.619165][ T32] r4:00000000 [ 1334.619209][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.619359][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.619450][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.619563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489c000 [ 1334.619661][ T32] r4:00000000 [ 1334.619761][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.619955][ T32] r9:83018005 r8:8519c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1334.620121][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.620221][ T32] r5:00001000 r4:e085b000 [ 1334.620520][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.620680][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.620782][ T32] r5:851ec78c r4:851ec400 [ 1334.620828][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.620932][ T32] r7:dddced80 r6:83018000 r5:851ec78c r4:85158080 [ 1334.620978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.621083][ T32] r10:61c88647 r9:8519c800 r8:851580ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.621586][ T32] r4:85158080 [ 1334.621644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.621831][ T32] r10:00000000 r9:85158080 r8:8027f5e8 r7:eac85e60 r6:85158100 r5:8519c800 [ 1334.621892][ T32] r4:00000001 [ 1334.621938][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.622020][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) [ 1334.622081][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.622146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.622207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.622273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.622320][ T32] r4:8489c040 [ 1334.623239][ T32] INFO: task kworker/0:245:4277 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.623327][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.623455][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.623665][ T32] Call trace: [ 1334.623751][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.623886][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.623946][ T32] r4:00000000 [ 1334.623993][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.624081][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.624348][ T32] 5d20: cd098000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.624509][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.624790][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.624854][ T32] r5:80070013 r4:80239bb0 [ 1334.624904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.624991][ T32] r4:82ac11e4 [ 1334.625037][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.625138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.625285][ T32] r4:e0635dc0 [ 1334.625335][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.625430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.625481][ T32] r4:00000000 [ 1334.625582][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.663392][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.663482][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.663647][ T32] r5:00001000 r4:e01b1000 [ 1334.663863][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.664482][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.664665][ T32] r5:8436438c r4:84364000 [ 1334.664992][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.665110][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.665309][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.665640][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.665800][ T32] r4:84be5080 [ 1334.666340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.666481][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.666642][ T32] r4:00000001 [ 1334.666696][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.666843][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.666937][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.667619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.667689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.667759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.667810][ T32] r4:84be4100 [ 1334.668012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.668425][ T32] INFO: task kworker/0:246:4279 blocked for more than 461 seconds. [ 1334.668505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.668560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.668614][ T32] task:kworker/0:246 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.669676][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.669796][ T32] Call trace: [ 1334.669957][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.670072][ T32] r10:829188dc r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:8519d400 [ 1334.670124][ T32] r4:8519d400 [ 1334.670347][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.670777][ T32] r5:8519d400 r4:829188d8 [ 1334.670862][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.671223][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.671335][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 1334.671990][ T32] r4:00000000 [ 1334.672045][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.672548][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.672656][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.672759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161000 [ 1334.672810][ T32] r4:00000000 [ 1334.673136][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.673552][ T32] r9:83018005 r8:8519d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.673609][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.673739][ T32] r5:00001000 r4:e086f000 [ 1334.673789][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.674603][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.674815][ T32] r5:851ecb8c r4:851ec800 [ 1334.674874][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.674979][ T32] r7:dddced80 r6:83018000 r5:851ecb8c r4:85158180 [ 1334.675027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.675130][ T32] r10:61c88647 r9:8519d400 r8:851581ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.675181][ T32] r4:85158180 [ 1334.675241][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.675625][ T32] r10:00000000 r9:85158180 r8:8027f5e8 r7:eac89e60 r6:85158200 r5:8519d400 [ 1334.703370][ T32] r4:00000001 [ 1334.703503][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.703641][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1334.703710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.703907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.703978][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.704049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.704100][ T32] r4:85161140 [ 1334.705008][ T32] INFO: task kworker/0:246:4279 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.705666][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.726489][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.726902][ T32] Call trace: [ 1334.727145][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.727276][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.727330][ T32] r4:00000000 [ 1334.727403][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.727539][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.727621][ T32] 5d20: cdb96000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.727694][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.727756][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.727814][ T32] r5:80070013 r4:80239bb0 [ 1334.727859][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.727956][ T32] r4:82ac11e4 [ 1334.728000][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.728193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.728269][ T32] r4:e0635dc0 [ 1334.728503][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.728606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.728724][ T32] r4:00000000 [ 1334.728777][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.728881][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.728933][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.729092][ T32] r5:00001000 r4:e01b1000 [ 1334.729200][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.729388][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.729492][ T32] r5:8436438c r4:84364000 [ 1334.729539][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.729670][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.729744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.729866][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.729924][ T32] r4:84be5080 [ 1334.730097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.730205][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.730256][ T32] r4:00000001 [ 1334.730300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.730377][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.730519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.730590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.730659][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.730725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.730776][ T32] r4:84be4100 [ 1334.730826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.730885][ T32] INFO: task kworker/0:247:4282 blocked for more than 461 seconds. [ 1334.730953][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.731093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.731145][ T32] task:kworker/0:247 state:D stack:0 pid:4282 tgid:4282 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.731290][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.731383][ T32] Call trace: [ 1334.731547][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.731657][ T32] r10:829188dc r9:eac91d84 r8:00000002 r7:60000113 r6:eac91d8c r5:8519e000 [ 1334.731708][ T32] r4:8519e000 [ 1334.731784][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.731881][ T32] r5:8519e000 r4:829188d8 [ 1334.731929][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.732031][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.732142][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1334.732193][ T32] r4:00000000 [ 1334.732237][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.732341][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.732426][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.732520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851611c0 [ 1334.732574][ T32] r4:00000000 [ 1334.732626][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.732786][ T32] r9:83018005 r8:8519e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1334.732838][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.733286][ T32] r5:00001000 r4:e0883000 [ 1334.733395][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.733492][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.733630][ T32] r5:851ecf8c r4:851ecc00 [ 1334.733786][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.733896][ T32] r7:dddced80 r6:83018000 r5:851ecf8c r4:85158280 [ 1334.733977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.734169][ T32] r10:61c88647 r9:8519e000 r8:851582ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.734242][ T32] r4:85158280 [ 1334.734292][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.734394][ T32] r10:00000000 r9:85158280 r8:8027f5e8 r7:eac8de60 r6:85158300 r5:8519e000 [ 1334.734483][ T32] r4:00000001 [ 1334.734532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.734616][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 1334.734679][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.734742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.734801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.734866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.734918][ T32] r4:85161300 [ 1334.761300][ T32] INFO: task kworker/0:247:4282 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.761480][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.761965][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.762598][ T32] Call trace: [ 1334.762919][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.763091][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.763761][ T32] r4:00000000 [ 1334.763817][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.763911][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.764861][ T32] 5d20: cde6a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.764941][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.765003][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.765062][ T32] r5:80070013 r4:80239bb0 [ 1334.765195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.765376][ T32] r4:82ac11e4 [ 1334.765440][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.765674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.786349][ T32] r4:e0635dc0 [ 1334.786452][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.786598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.786876][ T32] r4:00000000 [ 1334.786944][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.787470][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.787574][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.787684][ T32] r5:00001000 r4:e01b1000 [ 1334.787988][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.788084][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.788193][ T32] r5:8436438c r4:84364000 [ 1334.788295][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.788405][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.788455][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.788628][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.788690][ T32] r4:84be5080 [ 1334.788865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.788975][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.789210][ T32] r4:00000001 [ 1334.789745][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.790028][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.790103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.790171][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.790516][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.790609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.790673][ T32] r4:84be4100 [ 1334.790745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.790835][ T32] INFO: task kworker/0:248:4283 blocked for more than 461 seconds. [ 1334.790908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.790964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.791012][ T32] task:kworker/0:248 state:D stack:0 pid:4283 tgid:4283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.791190][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.791310][ T32] Call trace: [ 1334.791383][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.791530][ T32] r10:829188dc r9:eac95d84 r8:00000002 r7:60000013 r6:eac95d8c r5:8519ec00 [ 1334.791586][ T32] r4:8519ec00 [ 1334.791640][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.791730][ T32] r5:8519ec00 r4:829188d8 [ 1334.791775][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.791861][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.792177][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac95e08 [ 1334.792236][ T32] r4:00000000 [ 1334.792282][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.792370][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.792450][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.792543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851613c0 [ 1334.792706][ T32] r4:00000000 [ 1334.792905][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.793013][ T32] r9:83018005 r8:8519ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1334.793065][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.793157][ T32] r5:00001000 r4:e08cf000 [ 1334.793203][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.793305][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.793524][ T32] r5:851ed38c r4:851ed000 [ 1334.793606][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.793738][ T32] r7:dddced80 r6:83018000 r5:851ed38c r4:85158380 [ 1334.793786][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.793886][ T32] r10:61c88647 r9:8519ec00 r8:851583ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.793938][ T32] r4:85158380 [ 1334.793997][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.794104][ T32] r10:00000000 r9:85158380 r8:8027f5e8 r7:eac91e60 r6:85158400 r5:8519ec00 [ 1334.794156][ T32] r4:00000001 [ 1334.794201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.794416][ T32] Exception stack(0xeac95fb0 to 0xeac95ff8) [ 1334.794513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.794618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.794688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.794809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.794879][ T32] r4:85161180 [ 1334.816470][ T32] INFO: task kworker/0:248:4283 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.816646][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.816972][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.817243][ T32] Call trace: [ 1334.817432][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.817603][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.817691][ T32] r4:00000000 [ 1334.817741][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.817882][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.817958][ T32] 5d20: ce294000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.818030][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.818088][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.818404][ T32] r5:80070013 r4:80239bb0 [ 1334.818567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.818739][ T32] r4:82ac11e4 [ 1334.818791][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.818890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.818943][ T32] r4:e0635dc0 [ 1334.819009][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.819151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.819248][ T32] r4:00000000 [ 1334.819357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.819466][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.819744][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.819843][ T32] r5:00001000 r4:e01b1000 [ 1334.819894][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.820163][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.820268][ T32] r5:8436438c r4:84364000 [ 1334.820491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.820624][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.820677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.820784][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.820876][ T32] r4:84be5080 [ 1334.820928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.821031][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.821080][ T32] r4:00000001 [ 1334.821123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.821205][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.821268][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.821330][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.821506][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.821577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.821633][ T32] r4:84be4100 [ 1334.821706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.821769][ T32] INFO: task kworker/0:249:4285 blocked for more than 461 seconds. [ 1334.821838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.821928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.821994][ T32] task:kworker/0:249 state:D stack:0 pid:4285 tgid:4285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.822108][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.822282][ T32] Call trace: [ 1334.822388][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.822494][ T32] r10:829188dc r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:85199800 [ 1334.822544][ T32] r4:85199800 [ 1334.822621][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.822718][ T32] r5:85199800 r4:829188d8 [ 1334.822762][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.822847][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.822950][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1334.823000][ T32] r4:00000000 [ 1334.823309][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.823401][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.823657][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.823759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161540 [ 1334.824147][ T32] r4:00000000 [ 1334.824252][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.824371][ T32] r9:83018005 r8:85199800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1334.824589][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.824695][ T32] r5:00001000 r4:e08e5000 [ 1334.825045][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.825158][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.825272][ T32] r5:851ed78c r4:851ed400 [ 1334.825321][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.825468][ T32] r7:dddced80 r6:83018000 r5:851ed78c r4:85158480 [ 1334.825574][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.855086][ T32] r10:61c88647 r9:85199800 r8:851584ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.855300][ T32] r4:85158480 [ 1334.855525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.876462][ T32] r10:00000000 r9:85158480 r8:8027f5e8 r7:eac95e60 r6:85158500 r5:85199800 [ 1334.876927][ T32] r4:00000001 [ 1334.877451][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.877581][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1334.877669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.877797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.877898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.877974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.878162][ T32] r4:85161500 [ 1334.879665][ T32] INFO: task kworker/0:249:4285 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.879747][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.880068][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.880182][ T32] Call trace: [ 1334.880625][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.880744][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.881249][ T32] r4:00000000 [ 1334.881672][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.881769][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.881839][ T32] 5d20: ce716000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.882455][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.883056][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.884170][ T32] r5:80070013 r4:80239bb0 [ 1334.884227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.884321][ T32] r4:82ac11e4 [ 1334.884498][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.884616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.884730][ T32] r4:e0635dc0 [ 1334.884853][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.885093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.885573][ T32] r4:00000000 [ 1334.917356][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.917544][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.917672][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.917823][ T32] r5:00001000 r4:e01b1000 [ 1334.918394][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.918489][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.918587][ T32] r5:8436438c r4:84364000 [ 1334.918649][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.918759][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.918809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.919743][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.920362][ T32] r4:84be5080 [ 1334.920600][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.921319][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.921381][ T32] r4:00000001 [ 1334.921624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.921733][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.921843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.921923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.921985][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.922051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.922103][ T32] r4:84be4100 [ 1334.922155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.922236][ T32] INFO: task kworker/0:250:4288 blocked for more than 461 seconds. [ 1334.922321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.922381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.922431][ T32] task:kworker/0:250 state:D stack:0 pid:4288 tgid:4288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.923039][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.923662][ T32] Call trace: [ 1334.924109][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.924625][ T32] r10:829188dc r9:eac9dd84 r8:00000002 r7:60000013 r6:eac9dd8c r5:849bec00 [ 1334.924684][ T32] r4:849bec00 [ 1334.924768][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1334.924863][ T32] r5:849bec00 r4:829188d8 [ 1334.925348][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.925463][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.949789][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac9de08 [ 1334.949888][ T32] r4:00000000 [ 1334.949938][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1334.950202][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1334.950763][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.950887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161600 [ 1334.951449][ T32] r4:00000000 [ 1334.951878][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.951992][ T32] r9:83018005 r8:849bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1334.952152][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.952260][ T32] r5:00001000 r4:e08fd000 [ 1334.952420][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.952516][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.952608][ T32] r5:851edb8c r4:851ed800 [ 1334.952743][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.952850][ T32] r7:dddced80 r6:83018000 r5:851edb8c r4:85158580 [ 1334.953299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.953409][ T32] r10:61c88647 r9:849bec00 r8:851585ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.953475][ T32] r4:85158580 [ 1334.953528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.953630][ T32] r10:00000000 r9:85158580 r8:8027f5e8 r7:eac99e60 r6:85158600 r5:849bec00 [ 1334.953698][ T32] r4:00000001 [ 1334.953898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.953990][ T32] Exception stack(0xeac9dfb0 to 0xeac9dff8) [ 1334.954242][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.954468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.954628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.954702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.954819][ T32] r4:85161480 [ 1334.976276][ T32] INFO: task kworker/0:250:4288 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1334.976476][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.976757][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.976908][ T32] Call trace: [ 1334.977255][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1334.977476][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1334.977792][ T32] r4:00000000 [ 1334.977916][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.978013][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1334.978527][ T32] 5d20: cf212000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1334.978602][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1334.978885][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1334.979459][ T32] r5:80070013 r4:80239bb0 [ 1334.979922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.980253][ T32] r4:82ac11e4 [ 1334.980305][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.980406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1334.980457][ T32] r4:e0635dc0 [ 1334.980502][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1334.980621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1334.980726][ T32] r4:00000000 [ 1334.981076][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1334.981188][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.981237][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1334.981783][ T32] r5:00001000 r4:e01b1000 [ 1334.981840][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1334.981935][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.982234][ T32] r5:8436438c r4:84364000 [ 1334.982474][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.982792][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1334.982848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.982961][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.983015][ T32] r4:84be5080 [ 1334.983061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.983163][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1334.983604][ T32] r4:00000001 [ 1334.983658][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.983738][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1334.983831][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.983904][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.983968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.984033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.984082][ T32] r4:84be4100 [ 1334.984130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.984193][ T32] INFO: task kworker/0:251:4289 blocked for more than 461 seconds. [ 1334.984261][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.984313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.984374][ T32] task:kworker/0:251 state:D stack:0 pid:4289 tgid:4289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.984719][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.984814][ T32] Call trace: [ 1334.984894][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1334.985150][ T32] r10:829188dc r9:eaca1d84 r8:00000002 r7:60000013 r6:eaca1d8c r5:84818000 [ 1334.985255][ T32] r4:84818000 [ 1334.985578][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.022486][ T32] r5:84818000 r4:829188d8 [ 1335.022626][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.022879][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.022992][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1335.023044][ T32] r4:00000000 [ 1335.023089][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.023175][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.023738][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.024030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161840 [ 1335.024090][ T32] r4:00000000 [ 1335.024155][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.024263][ T32] r9:83018005 r8:84818000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1335.024933][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.025056][ T32] r5:00001000 r4:e0911000 [ 1335.025518][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.044866][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.045056][ T32] r5:851edf8c r4:851edc00 [ 1335.045588][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.053484][ T32] r7:dddced80 r6:83018000 r5:851edf8c r4:85158680 [ 1335.053680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.053813][ T32] r10:61c88647 r9:84818000 r8:851586ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.053923][ T32] r4:85158680 [ 1335.054047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.054173][ T32] r10:00000000 r9:85158680 r8:8027f5e8 r7:eac9de60 r6:85158700 r5:84818000 [ 1335.054231][ T32] r4:00000001 [ 1335.054295][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.054382][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1335.054655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.054727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.054789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.054856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.055366][ T32] r4:85161640 [ 1335.067315][ T32] INFO: task kworker/0:251:4289 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.067456][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.067601][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.067802][ T32] Call trace: [ 1335.068260][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.068724][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.068787][ T32] r4:00000000 [ 1335.068892][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.069343][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.069434][ T32] 5d20: cf9a6000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.069501][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.069663][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.069992][ T32] r5:80070013 r4:80239bb0 [ 1335.070046][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.070304][ T32] r4:82ac11e4 [ 1335.070628][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.070733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.070786][ T32] r4:e0635dc0 [ 1335.071489][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.071610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.071731][ T32] r4:00000000 [ 1335.071786][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.071905][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.071958][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.072331][ T32] r5:00001000 r4:e01b1000 [ 1335.072384][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.072564][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.072667][ T32] r5:8436438c r4:84364000 [ 1335.072715][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.072817][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.072865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.073286][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.073343][ T32] r4:84be5080 [ 1335.073391][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.073682][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.073744][ T32] r4:00000001 [ 1335.073883][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.073968][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.074181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.074472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.074540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.074607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.074879][ T32] r4:84be4100 [ 1335.074988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.075069][ T32] INFO: task kworker/0:252:4291 blocked for more than 461 seconds. [ 1335.075565][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.110326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.110432][ T32] task:kworker/0:252 state:D stack:0 pid:4291 tgid:4291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.110593][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.110723][ T32] Call trace: [ 1335.110839][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.110969][ T32] r10:829188dc r9:eaca5d84 r8:00000002 r7:60000013 r6:eaca5d8c r5:84818c00 [ 1335.111023][ T32] r4:84818c00 [ 1335.111177][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.111282][ T32] r5:84818c00 r4:829188d8 [ 1335.111331][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.111438][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.111601][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1335.111716][ T32] r4:00000000 [ 1335.111769][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.111953][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.112059][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.112244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161b40 [ 1335.112299][ T32] r4:00000000 [ 1335.112349][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.112454][ T32] r9:83018005 r8:84818c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1335.112561][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.112675][ T32] r5:00001000 r4:e0951000 [ 1335.112800][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.112975][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.113079][ T32] r5:851ee78c r4:851ee400 [ 1335.113125][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.113269][ T32] r7:dddced80 r6:83018000 r5:851ee78c r4:85158780 [ 1335.113389][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.113561][ T32] r10:61c88647 r9:84818c00 r8:851587ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.113675][ T32] r4:85158780 [ 1335.113789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.113964][ T32] r10:00000000 r9:85158780 r8:8027f5e8 r7:eaca1e60 r6:85158800 r5:84818c00 [ 1335.114023][ T32] r4:00000001 [ 1335.114069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.114151][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1335.114211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.114275][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.114379][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.114451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.114503][ T32] r4:85161800 [ 1335.115535][ T32] INFO: task kworker/0:252:4291 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.136827][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.137170][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.137289][ T32] Call trace: [ 1335.137453][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.137606][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.137710][ T32] r4:00000000 [ 1335.137923][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.138033][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.138101][ T32] 5d20: d02e4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.138141][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.138170][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.138232][ T32] r5:80070013 r4:80239bb0 [ 1335.138281][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.138336][ T32] r4:82ac11e4 [ 1335.138411][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.138465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.138490][ T32] r4:e0635dc0 [ 1335.138515][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.138566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.138591][ T32] r4:00000000 [ 1335.138617][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.138673][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.138763][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.138815][ T32] r5:00001000 r4:e01b1000 [ 1335.138837][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.138878][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.138940][ T32] r5:8436438c r4:84364000 [ 1335.138965][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.139016][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.139037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.139108][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.139137][ T32] r4:84be5080 [ 1335.139209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.139264][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.139287][ T32] r4:00000001 [ 1335.139319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.139359][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.139388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.139417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.139472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.139507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.139531][ T32] r4:84be4100 [ 1335.139556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.139592][ T32] INFO: task kworker/0:253:4293 blocked for more than 461 seconds. [ 1335.139634][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.139661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.139703][ T32] task:kworker/0:253 state:D stack:0 pid:4293 tgid:4293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.139789][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.139889][ T32] Call trace: [ 1335.139928][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.140005][ T32] r10:829188dc r9:eaca9d84 r8:00000002 r7:60000013 r6:eaca9d8c r5:84819800 [ 1335.140034][ T32] r4:84819800 [ 1335.140069][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.140117][ T32] r5:84819800 r4:829188d8 [ 1335.140138][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.140180][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.140230][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca9e08 [ 1335.140254][ T32] r4:00000000 [ 1335.140273][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.140313][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.140350][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.140395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161900 [ 1335.140419][ T32] r4:00000000 [ 1335.140439][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.140488][ T32] r9:83018005 r8:84819800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1335.140510][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.140553][ T32] r5:00001000 r4:e092d000 [ 1335.140623][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.140697][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.140746][ T32] r5:851ee38c r4:851ee000 [ 1335.140767][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.140816][ T32] r7:dddced80 r6:83018000 r5:851ee38c r4:85158880 [ 1335.140839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.140889][ T32] r10:61c88647 r9:84819800 r8:851588ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.140912][ T32] r4:85158880 [ 1335.140932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.140980][ T32] r10:00000000 r9:85158880 r8:8027f5e8 r7:eaca5e60 r6:85158900 r5:84819800 [ 1335.141004][ T32] r4:00000001 [ 1335.141049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.141115][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) [ 1335.141186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.141222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.141251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.141283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.141306][ T32] r4:85161800 [ 1335.141851][ T32] INFO: task kworker/0:253:4293 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.141892][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.141956][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.142037][ T32] Call trace: [ 1335.142069][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.142175][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.142205][ T32] r4:00000000 [ 1335.142250][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.142298][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.142331][ T32] 5d20: d02e4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.142391][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.142449][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.142505][ T32] r5:80070013 r4:80239bb0 [ 1335.142530][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.142574][ T32] r4:82ac11e4 [ 1335.142633][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.142713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.142847][ T32] r4:e0635dc0 [ 1335.142870][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.142923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.143053][ T32] r4:00000000 [ 1335.143078][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.143129][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.143152][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.143196][ T32] r5:00001000 r4:e01b1000 [ 1335.143219][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.143289][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.143340][ T32] r5:8436438c r4:84364000 [ 1335.143363][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.143413][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.143462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.143517][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.143543][ T32] r4:84be5080 [ 1335.143564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.143620][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.143644][ T32] r4:00000001 [ 1335.143665][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.143703][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.143732][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.143765][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.143794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.143825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.143861][ T32] r4:84be4100 [ 1335.143964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.144031][ T32] INFO: task kworker/0:254:4296 blocked for more than 461 seconds. [ 1335.144092][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.144142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.144193][ T32] task:kworker/0:254 state:D stack:0 pid:4296 tgid:4296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.144246][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.144394][ T32] Call trace: [ 1335.144430][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.144484][ T32] r10:829188dc r9:eacadd84 r8:00000002 r7:60000013 r6:eacadd8c r5:8481a400 [ 1335.144509][ T32] r4:8481a400 [ 1335.144529][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.144573][ T32] r5:8481a400 r4:829188d8 [ 1335.144593][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.144640][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.144690][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 [ 1335.144715][ T32] r4:00000000 [ 1335.144760][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.144818][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.144862][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.144907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161c00 [ 1335.144959][ T32] r4:00000000 [ 1335.145087][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.145140][ T32] r9:83018005 r8:8481a400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1335.145164][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.145208][ T32] r5:00001000 r4:e097b000 [ 1335.145228][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.145269][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.145314][ T32] r5:851eeb8c r4:851ee800 [ 1335.145368][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.145420][ T32] r7:dddced80 r6:83018000 r5:851eeb8c r4:85158980 [ 1335.145443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.145549][ T32] r10:61c88647 r9:8481a400 r8:851589ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.160935][ T32] r4:85158980 [ 1335.161036][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.161117][ T32] r10:00000000 r9:85158980 r8:8027f5e8 r7:eaca5e60 r6:85158a00 r5:8481a400 [ 1335.161144][ T32] r4:00000001 [ 1335.161165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.161218][ T32] Exception stack(0xeacadfb0 to 0xeacadff8) [ 1335.161280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.161315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.161346][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.161380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.161405][ T32] r4:85161c40 [ 1335.161918][ T32] INFO: task kworker/0:254:4296 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.161960][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.162033][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.162086][ T32] Call trace: [ 1335.162121][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.162190][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.162220][ T32] r4:00000000 [ 1335.162269][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.162316][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.162348][ T32] 5d20: d02e4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.162394][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.162439][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.162471][ T32] r5:80070013 r4:80239bb0 [ 1335.162494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.162541][ T32] r4:82ac11e4 [ 1335.162622][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.162678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.162702][ T32] r4:e0635dc0 [ 1335.162724][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.162772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.162848][ T32] r4:00000000 [ 1335.162874][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.162939][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.162967][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.163014][ T32] r5:00001000 r4:e01b1000 [ 1335.163035][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.163150][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.163279][ T32] r5:8436438c r4:84364000 [ 1335.163341][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.163397][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.163446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.163501][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.163527][ T32] r4:84be5080 [ 1335.163547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.163654][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.163684][ T32] r4:00000001 [ 1335.163706][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.163743][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.163772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.163803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.163861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.163897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.163922][ T32] r4:84be4100 [ 1335.163943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.163998][ T32] INFO: task kworker/0:255:4297 blocked for more than 461 seconds. [ 1335.164037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.164064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.164087][ T32] task:kworker/0:255 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.164150][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.164235][ T32] Call trace: [ 1335.164312][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.164449][ T32] r10:829188dc r9:eac81d84 r8:00000002 r7:60000113 r6:eac81d8c r5:8481b000 [ 1335.164480][ T32] r4:8481b000 [ 1335.164500][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.164572][ T32] r5:8481b000 r4:829188d8 [ 1335.164596][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.164672][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.164728][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 1335.164773][ T32] r4:00000000 [ 1335.164804][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.164846][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.164895][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.165023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85173000 [ 1335.165050][ T32] r4:00000000 [ 1335.165071][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.165145][ T32] r9:83018005 r8:8481b000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1335.165188][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.165237][ T32] r5:00001000 r4:e49e5000 [ 1335.165259][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.165301][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.165346][ T32] r5:851ef38c r4:851ef000 [ 1335.165366][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.165414][ T32] r7:dddced80 r6:83018000 r5:851ef38c r4:85158a80 [ 1335.165436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.165498][ T32] r10:61c88647 r9:8481b000 r8:85158aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.183755][ T32] r4:85158a80 [ 1335.183847][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.183925][ T32] r10:00000000 r9:85158a80 r8:8027f5e8 r7:eacade60 r6:85158b00 r5:8481b000 [ 1335.183954][ T32] r4:00000001 [ 1335.183976][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.184037][ T32] Exception stack(0xeac81fb0 to 0xeac81ff8) [ 1335.184075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.184106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.184137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.184169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.184218][ T32] r4:85161c40 [ 1335.184754][ T32] INFO: task kworker/0:255:4297 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.184796][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.184879][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.184962][ T32] Call trace: [ 1335.185118][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.185178][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.185203][ T32] r4:00000000 [ 1335.185234][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.185280][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.185312][ T32] 5d20: d06ce000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.185345][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.185399][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.185462][ T32] r5:80070013 r4:80239bb0 [ 1335.185487][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.185534][ T32] r4:82ac11e4 [ 1335.185577][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.185661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.190979][ T32] r4:e0635dc0 [ 1335.191016][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.191109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.191139][ T32] r4:00000000 [ 1335.191161][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.191219][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.191280][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.191358][ T32] r5:00001000 r4:e01b1000 [ 1335.191383][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.191486][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.191538][ T32] r5:8436438c r4:84364000 [ 1335.191560][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.191619][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.191643][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.191693][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.191742][ T32] r4:84be5080 [ 1335.191766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.191823][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.191900][ T32] r4:00000001 [ 1335.191925][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.191994][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.192106][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.192299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.192335][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.192393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.192420][ T32] r4:84be4100 [ 1335.192443][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.192509][ T32] INFO: task kworker/0:256:4298 blocked for more than 461 seconds. [ 1335.192576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.192605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.192634][ T32] task:kworker/0:256 state:D stack:0 pid:4298 tgid:4298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.192704][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.192754][ T32] Call trace: [ 1335.192787][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.192866][ T32] r10:829188dc r9:eacb9d84 r8:00000002 r7:60000113 r6:eacb9d8c r5:8481bc00 [ 1335.192896][ T32] r4:8481bc00 [ 1335.192944][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.193022][ T32] r5:8481bc00 r4:829188d8 [ 1335.193073][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.193118][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.193194][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb9e08 [ 1335.193223][ T32] r4:00000000 [ 1335.193243][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.193284][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.193348][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.193398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161d40 [ 1335.193503][ T32] r4:00000000 [ 1335.193527][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.193619][ T32] r9:83018005 r8:8481bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1335.193660][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.193729][ T32] r5:00001000 r4:e49b9000 [ 1335.193842][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.193931][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.193983][ T32] r5:851eef8c r4:851eec00 [ 1335.194005][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.194109][ T32] r7:dddced80 r6:83018000 r5:851eef8c r4:85158b80 [ 1335.194165][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.194272][ T32] r10:61c88647 r9:8481bc00 r8:85158bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.194305][ T32] r4:85158b80 [ 1335.194366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.194422][ T32] r10:00000000 r9:85158b80 r8:8027f5e8 r7:eac81e60 r6:85158c00 r5:8481bc00 [ 1335.194447][ T32] r4:00000001 [ 1335.194493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.194534][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1335.194587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.194627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.194657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.194688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.194711][ T32] r4:85161c40 [ 1335.195241][ T32] INFO: task kworker/0:256:4298 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.195281][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.195353][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.195417][ T32] Call trace: [ 1335.195450][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.208636][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.208739][ T32] r4:00000000 [ 1335.208770][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.208828][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.208914][ T32] 5d20: d0a25000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.208955][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.208983][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.209037][ T32] r5:80070013 r4:80239bb0 [ 1335.209062][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.209110][ T32] r4:82ac11e4 [ 1335.209131][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.209205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.209235][ T32] r4:e0635dc0 [ 1335.209334][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.209386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.209410][ T32] r4:00000000 [ 1335.209459][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.209514][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.209562][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.209670][ T32] r5:00001000 r4:e01b1000 [ 1335.209697][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.209742][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.209814][ T32] r5:8436438c r4:84364000 [ 1335.209865][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.209930][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.209957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.210036][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.210089][ T32] r4:84be5080 [ 1335.210139][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.210204][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.210230][ T32] r4:00000001 [ 1335.210262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.210304][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.210386][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.210430][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.210462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.210520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.210547][ T32] r4:84be4100 [ 1335.210572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.210601][ T32] INFO: task kworker/0:257:4300 blocked for more than 461 seconds. [ 1335.210654][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.210685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.210708][ T32] task:kworker/0:257 state:D stack:0 pid:4300 tgid:4300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.210777][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.210829][ T32] Call trace: [ 1335.210862][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.210919][ T32] r10:829188dc r9:eacb5d84 r8:00000002 r7:60000113 r6:eacb5d8c r5:8481c800 [ 1335.210971][ T32] r4:8481c800 [ 1335.211020][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.211098][ T32] r5:8481c800 r4:829188d8 [ 1335.211123][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.211167][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.211218][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1335.211241][ T32] r4:00000000 [ 1335.211287][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.211343][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.211454][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.211506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851731c0 [ 1335.211531][ T32] r4:00000000 [ 1335.211581][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.211640][ T32] r9:83018005 r8:8481c800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1335.211680][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.211728][ T32] r5:00001000 r4:e8a01000 [ 1335.211752][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.211824][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.211874][ T32] r5:851ef78c r4:851ef400 [ 1335.211896][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.211944][ T32] r7:dddced80 r6:83018000 r5:851ef78c r4:85158c80 [ 1335.211965][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.212067][ T32] r10:61c88647 r9:8481c800 r8:85158cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.212119][ T32] r4:85158c80 [ 1335.212142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.212191][ T32] r10:00000000 r9:85158c80 r8:8027f5e8 r7:eac81e60 r6:85158d00 r5:8481c800 [ 1335.212218][ T32] r4:00000001 [ 1335.212237][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.212273][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1335.212301][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.212331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.212359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.212390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.212414][ T32] r4:85173100 [ 1335.212910][ T32] INFO: task kworker/0:257:4300 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.212985][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.213049][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.213112][ T32] Call trace: [ 1335.213144][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.213198][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.213223][ T32] r4:00000000 [ 1335.213243][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.213309][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.213345][ T32] 5d20: d0a25000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.213376][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.213403][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.213429][ T32] r5:80070013 r4:80239bb0 [ 1335.213459][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.213503][ T32] r4:82ac11e4 [ 1335.213548][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.213599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.213628][ T32] r4:e0635dc0 [ 1335.213666][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.213717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.213767][ T32] r4:00000000 [ 1335.213819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.213873][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.213897][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.213943][ T32] r5:00001000 r4:e01b1000 [ 1335.214014][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.214063][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.214168][ T32] r5:8436438c r4:84364000 [ 1335.214193][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.214243][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.214277][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.214415][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.214443][ T32] r4:84be5080 [ 1335.214464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.214547][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.214680][ T32] r4:00000001 [ 1335.214707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.214745][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.214773][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.214820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.214852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.214884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.214910][ T32] r4:84be4100 [ 1335.214963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.214992][ T32] INFO: task kworker/0:258:4303 blocked for more than 461 seconds. [ 1335.215021][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.215045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.215065][ T32] task:kworker/0:258 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.215111][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.215183][ T32] Call trace: [ 1335.215215][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.215265][ T32] r10:829188dc r9:eacbdd84 r8:00000002 r7:60000013 r6:eacbdd8c r5:8481d400 [ 1335.215288][ T32] r4:8481d400 [ 1335.215309][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.215353][ T32] r5:8481d400 r4:829188d8 [ 1335.215373][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.215561][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.236458][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1335.236508][ T32] r4:00000000 [ 1335.236534][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.236598][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.236651][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.236700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851732c0 [ 1335.236724][ T32] r4:00000000 [ 1335.236746][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.236800][ T32] r9:83018005 r8:8481d400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1335.236825][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.236887][ T32] r5:00001000 r4:e8a77000 [ 1335.236913][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.236959][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.237007][ T32] r5:851efb8c r4:851ef800 [ 1335.237041][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.237126][ T32] r7:dddced80 r6:83018000 r5:851efb8c r4:85158d80 [ 1335.237153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.237286][ T32] r10:61c88647 r9:8481d400 r8:85158dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.237416][ T32] r4:85158d80 [ 1335.237441][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.237495][ T32] r10:00000000 r9:85158d80 r8:8027f5e8 r7:eacb5e60 r6:85158e00 r5:8481d400 [ 1335.237522][ T32] r4:00000001 [ 1335.237572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.237675][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1335.237714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.237749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.237780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.237817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.237844][ T32] r4:85173400 [ 1335.238344][ T32] INFO: task kworker/0:258:4303 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.238382][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.238455][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.238506][ T32] Call trace: [ 1335.238609][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.238694][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.238725][ T32] r4:00000000 [ 1335.238801][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.238903][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.238964][ T32] 5d20: d0d82000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.239005][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.239088][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.239116][ T32] r5:80070013 r4:80239bb0 [ 1335.239190][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.239238][ T32] r4:82ac11e4 [ 1335.239312][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.239391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.239443][ T32] r4:e0635dc0 [ 1335.239466][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.239513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.239537][ T32] r4:00000000 [ 1335.239563][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.239653][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.239677][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.239751][ T32] r5:00001000 r4:e01b1000 [ 1335.239776][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.239821][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.239868][ T32] r5:8436438c r4:84364000 [ 1335.239889][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.239944][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.239969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.240020][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.240043][ T32] r4:84be5080 [ 1335.240082][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.240136][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.240212][ T32] r4:00000001 [ 1335.240267][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.240335][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.240395][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.240428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.240583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.240654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.240683][ T32] r4:84be4100 [ 1335.240731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.240765][ T32] INFO: task kworker/0:259:4305 blocked for more than 461 seconds. [ 1335.240800][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.240826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.240853][ T32] task:kworker/0:259 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.240908][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.240979][ T32] Call trace: [ 1335.241012][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.241063][ T32] r10:829188dc r9:eacc5d84 r8:00000002 r7:60000013 r6:eacc5d8c r5:8481e000 [ 1335.241114][ T32] r4:8481e000 [ 1335.241138][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.241182][ T32] r5:8481e000 r4:829188d8 [ 1335.241201][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.241269][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.241401][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc5e08 [ 1335.241457][ T32] r4:00000000 [ 1335.241481][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.241522][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.241601][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.241689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851735c0 [ 1335.241721][ T32] r4:00000000 [ 1335.241744][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.241795][ T32] r9:83018005 r8:8481e000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1335.241831][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.241889][ T32] r5:00001000 r4:eab21000 [ 1335.241911][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.241953][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.241998][ T32] r5:851f438c r4:851f4000 [ 1335.242019][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.242066][ T32] r7:dddced80 r6:83018000 r5:851f438c r4:85158e80 [ 1335.242142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.242199][ T32] r10:61c88647 r9:8481e000 r8:85158eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.242222][ T32] r4:85158e80 [ 1335.242242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.242315][ T32] r10:00000000 r9:85158e80 r8:8027f5e8 r7:eacbde60 r6:85158f00 r5:8481e000 [ 1335.242342][ T32] r4:00000001 [ 1335.242362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.242399][ T32] Exception stack(0xeacc5fb0 to 0xeacc5ff8) [ 1335.242438][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.242472][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.242579][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.242654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.242711][ T32] r4:85173240 [ 1335.243038][ T32] INFO: task kworker/0:259:4305 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.243098][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.243163][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.243239][ T32] Call trace: [ 1335.243362][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.243422][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.243477][ T32] r4:00000000 [ 1335.243645][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.243691][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.243723][ T32] 5d20: d0d82000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.243756][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.243783][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.243808][ T32] r5:80070013 r4:80239bb0 [ 1335.243828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.243874][ T32] r4:82ac11e4 [ 1335.243895][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.243971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.244025][ T32] r4:e0635dc0 [ 1335.244060][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.244137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.244243][ T32] r4:00000000 [ 1335.244267][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.244370][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.244397][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.244504][ T32] r5:00001000 r4:e01b1000 [ 1335.244545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.244601][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.244656][ T32] r5:8436438c r4:84364000 [ 1335.244690][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.244742][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.244764][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.244815][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.244840][ T32] r4:84be5080 [ 1335.244875][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.244929][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.244952][ T32] r4:00000001 [ 1335.245135][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.245178][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.245207][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.245247][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.245279][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.245337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.245390][ T32] r4:84be4100 [ 1335.245454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.245558][ T32] INFO: task kworker/0:260:4306 blocked for more than 461 seconds. [ 1335.276126][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.276203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.276256][ T32] task:kworker/0:260 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.276347][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.276416][ T32] Call trace: [ 1335.276452][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.276523][ T32] r10:829188dc r9:eaccdd84 r8:00000002 r7:60000113 r6:eaccdd8c r5:85238c00 [ 1335.276557][ T32] r4:85238c00 [ 1335.276621][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.276672][ T32] r5:85238c00 r4:829188d8 [ 1335.276695][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.276767][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.276825][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 [ 1335.276849][ T32] r4:00000000 [ 1335.276887][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.276954][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.277001][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.277047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851734c0 [ 1335.277071][ T32] r4:00000000 [ 1335.277092][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.277142][ T32] r9:83018005 r8:85238c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1335.277164][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.277207][ T32] r5:00001000 r4:eaa9f000 [ 1335.277249][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.277307][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.277386][ T32] r5:851eff8c r4:851efc00 [ 1335.277419][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.277475][ T32] r7:dddced80 r6:83018000 r5:851eff8c r4:85158f80 [ 1335.277520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.277597][ T32] r10:61c88647 r9:85238c00 r8:85158fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.277624][ T32] r4:85158f80 [ 1335.277681][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.277767][ T32] r10:00000000 r9:85158f80 r8:8027f5e8 r7:eacc5e60 r6:851c8e00 r5:85238c00 [ 1335.277810][ T32] r4:00000001 [ 1335.277855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.277934][ T32] Exception stack(0xeaccdfb0 to 0xeaccdff8) [ 1335.277997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.278031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.278081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.278119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.278143][ T32] r4:85173240 [ 1335.278631][ T32] INFO: task kworker/0:260:4306 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.278688][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.278828][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.278936][ T32] Call trace: [ 1335.278994][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.279049][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.279095][ T32] r4:00000000 [ 1335.279119][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.279163][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.279194][ T32] 5d20: d146b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.279225][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.279252][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.279277][ T32] r5:80070013 r4:80239bb0 [ 1335.279298][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.279389][ T32] r4:82ac11e4 [ 1335.279414][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.279462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.279487][ T32] r4:e0635dc0 [ 1335.279518][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.279595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.279623][ T32] r4:00000000 [ 1335.279643][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.279695][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.279735][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.279795][ T32] r5:00001000 r4:e01b1000 [ 1335.279818][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.279913][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.279965][ T32] r5:8436438c r4:84364000 [ 1335.279996][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.280049][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.280072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.280122][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.280145][ T32] r4:84be5080 [ 1335.280177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.280231][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.280270][ T32] r4:00000001 [ 1335.280314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.280355][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.280384][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.280415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.280442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.280505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.280532][ T32] r4:84be4100 [ 1335.280554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.280584][ T32] INFO: task kworker/0:261:4309 blocked for more than 461 seconds. [ 1335.280612][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.280636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.280657][ T32] task:kworker/0:261 state:D stack:0 pid:4309 tgid:4309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.280703][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.280746][ T32] Call trace: [ 1335.280777][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.280847][ T32] r10:829188dc r9:eacd9d84 r8:00000002 r7:60000013 r6:eacd9d8c r5:8523a400 [ 1335.280883][ T32] r4:8523a400 [ 1335.280914][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.280962][ T32] r5:8523a400 r4:829188d8 [ 1335.280983][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.281023][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.281082][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 1335.281108][ T32] r4:00000000 [ 1335.281129][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.281192][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.281255][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.281325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85173900 [ 1335.281352][ T32] r4:00000000 [ 1335.281374][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.281422][ T32] r9:83018005 r8:8523a400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1335.281444][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.281487][ T32] r5:00001000 r4:eab59000 [ 1335.281569][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.281690][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.281764][ T32] r5:851f4b8c r4:851f4800 [ 1335.281807][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.281866][ T32] r7:dddced80 r6:83018000 r5:851f4b8c r4:851b9000 [ 1335.281912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.281968][ T32] r10:61c88647 r9:8523a400 r8:851b902c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.281991][ T32] r4:851b9000 [ 1335.282023][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.282097][ T32] r10:00000000 r9:851b9000 r8:8027f5e8 r7:eacc5e60 r6:851c8e80 r5:8523a400 [ 1335.282132][ T32] r4:00000001 [ 1335.282154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.282191][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) [ 1335.282218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.282269][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.282312][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.282347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.282379][ T32] r4:85173600 [ 1335.282725][ T32] INFO: task kworker/0:261:4309 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.282762][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.282842][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.282919][ T32] Call trace: [ 1335.282951][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.283005][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.283050][ T32] r4:00000000 [ 1335.283074][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.283116][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.283148][ T32] 5d20: d146b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.283200][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.283239][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.283268][ T32] r5:80070013 r4:80239bb0 [ 1335.283290][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.283333][ T32] r4:82ac11e4 [ 1335.283353][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.283399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.283422][ T32] r4:e0635dc0 [ 1335.283441][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.283486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.283509][ T32] r4:00000000 [ 1335.283529][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.283578][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.283600][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.283644][ T32] r5:00001000 r4:e01b1000 [ 1335.283665][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.283728][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.283778][ T32] r5:8436438c r4:84364000 [ 1335.283828][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.283891][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.283937][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.283997][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.284042][ T32] r4:84be5080 [ 1335.284087][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.284164][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.284190][ T32] r4:00000001 [ 1335.284234][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.284275][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.284302][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.284331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.284359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.284389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.284411][ T32] r4:84be4100 [ 1335.284452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.284482][ T32] INFO: task kworker/0:262:4310 blocked for more than 461 seconds. [ 1335.284510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.284533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.284575][ T32] task:kworker/0:262 state:D stack:0 pid:4310 tgid:4310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.284624][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.284665][ T32] Call trace: [ 1335.284714][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.284797][ T32] r10:829188dc r9:eacc9d84 r8:00000002 r7:60000013 r6:eacc9d8c r5:8481ec00 [ 1335.284824][ T32] r4:8481ec00 [ 1335.284863][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.284912][ T32] r5:8481ec00 r4:829188d8 [ 1335.284933][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.284996][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.285070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc9e08 [ 1335.285097][ T32] r4:00000000 [ 1335.285127][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.285191][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.285284][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.285333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85173740 [ 1335.285377][ T32] r4:00000000 [ 1335.285401][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.285449][ T32] r9:83018005 r8:8481ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1335.285471][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.293124][ T32] r5:00001000 r4:eab3f000 [ 1335.293193][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.293260][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.293318][ T32] r5:851f478c r4:851f4400 [ 1335.293343][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.293395][ T32] r7:dddced80 r6:83018000 r5:851f478c r4:851b9080 [ 1335.293417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.293467][ T32] r10:61c88647 r9:8481ec00 r8:851b90ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.293512][ T32] r4:851b9080 [ 1335.293557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.293611][ T32] r10:00000000 r9:851b9080 r8:8027f5e8 r7:eacd9e60 r6:851b9100 r5:8481ec00 [ 1335.293635][ T32] r4:00000001 [ 1335.293681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.293748][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1335.293785][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.293817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.293871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.293930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.293957][ T32] r4:85173600 [ 1335.294450][ T32] INFO: task kworker/0:262:4310 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.294500][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.294574][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.294684][ T32] Call trace: [ 1335.294799][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.294888][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.294961][ T32] r4:00000000 [ 1335.294995][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.295038][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.295070][ T32] 5d20: d146b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.295101][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.295150][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.295200][ T32] r5:80070013 r4:80239bb0 [ 1335.295225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.295292][ T32] r4:82ac11e4 [ 1335.295360][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.295411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.295434][ T32] r4:e0635dc0 [ 1335.295454][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.310249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.310329][ T32] r4:00000000 [ 1335.310377][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.310452][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.310499][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.310552][ T32] r5:00001000 r4:e01b1000 [ 1335.310595][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.310646][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.310692][ T32] r5:8436438c r4:84364000 [ 1335.310744][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.310800][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.310822][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.310881][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.310908][ T32] r4:84be5080 [ 1335.310930][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.310984][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.311008][ T32] r4:00000001 [ 1335.311029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.311068][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.311099][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.311161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.311194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.311248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.311296][ T32] r4:84be4100 [ 1335.311346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.311390][ T32] INFO: task kworker/0:263:4312 blocked for more than 461 seconds. [ 1335.311503][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.311536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.311559][ T32] task:kworker/0:263 state:D stack:0 pid:4312 tgid:4312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.311672][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.311769][ T32] Call trace: [ 1335.311852][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.311917][ T32] r10:829188dc r9:eacd5d84 r8:00000002 r7:60000113 r6:eacd5d8c r5:851a8000 [ 1335.311952][ T32] r4:851a8000 [ 1335.311998][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.312045][ T32] r5:851a8000 r4:829188d8 [ 1335.312098][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.312144][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.312195][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 1335.312218][ T32] r4:00000000 [ 1335.312238][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.312296][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.312354][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.312424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85173a80 [ 1335.312450][ T32] r4:00000000 [ 1335.312503][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.312560][ T32] r9:83018005 r8:851a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1335.312607][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.312660][ T32] r5:00001000 r4:eab7b000 [ 1335.312681][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.312723][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.312768][ T32] r5:851f4f8c r4:851f4c00 [ 1335.312809][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.312910][ T32] r7:dddced80 r6:83018000 r5:851f4f8c r4:851b9180 [ 1335.312958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.313038][ T32] r10:61c88647 r9:851a8000 r8:851b91ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.313065][ T32] r4:851b9180 [ 1335.313085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.313135][ T32] r10:00000000 r9:851b9180 r8:8027f5e8 r7:eacd9e60 r6:851b9200 r5:851a8000 [ 1335.313174][ T32] r4:00000001 [ 1335.313231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.313282][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1335.313313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.313344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.313371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.313402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.313424][ T32] r4:85173a40 [ 1335.313934][ T32] INFO: task kworker/0:263:4312 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.313994][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.314103][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.314172][ T32] Call trace: [ 1335.314232][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.314288][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.314322][ T32] r4:00000000 [ 1335.314346][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.314388][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.314430][ T32] 5d20: d188e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.314474][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.314504][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.314547][ T32] r5:80070013 r4:80239bb0 [ 1335.314580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.314625][ T32] r4:82ac11e4 [ 1335.314647][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.314703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.314752][ T32] r4:e0635dc0 [ 1335.314774][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.314821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.314844][ T32] r4:00000000 [ 1335.314869][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.314920][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.314963][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.315013][ T32] r5:00001000 r4:e01b1000 [ 1335.315033][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.315095][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.315145][ T32] r5:8436438c r4:84364000 [ 1335.315187][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.315239][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.315270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.315324][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.315347][ T32] r4:84be5080 [ 1335.315367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.315429][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.315454][ T32] r4:00000001 [ 1335.315530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.328076][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.328130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.328222][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.328278][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.328321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.328346][ T32] r4:84be4100 [ 1335.328370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.328400][ T32] INFO: task kworker/0:264:4315 blocked for more than 461 seconds. [ 1335.328446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.328497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.328524][ T32] task:kworker/0:264 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.328620][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.328711][ T32] Call trace: [ 1335.328804][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.328870][ T32] r10:829188dc r9:eacddd84 r8:00000002 r7:60000013 r6:eacddd8c r5:851a9800 [ 1335.328894][ T32] r4:851a9800 [ 1335.328936][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.329005][ T32] r5:851a9800 r4:829188d8 [ 1335.329031][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.329074][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.329139][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1335.329174][ T32] r4:00000000 [ 1335.329197][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.329238][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.329279][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.329346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85173d40 [ 1335.329395][ T32] r4:00000000 [ 1335.329427][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.329481][ T32] r9:83018005 r8:851a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1335.329503][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.329558][ T32] r5:00001000 r4:eaceb000 [ 1335.329603][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.329673][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.329721][ T32] r5:851f538c r4:851f5000 [ 1335.329742][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.329814][ T32] r7:dddced80 r6:83018000 r5:851f538c r4:851b9280 [ 1335.329849][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.329910][ T32] r10:61c88647 r9:851a9800 r8:851b92ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.329933][ T32] r4:851b9280 [ 1335.329962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.330024][ T32] r10:00000000 r9:851b9280 r8:8027f5e8 r7:eacd5e60 r6:851b9300 r5:851a9800 [ 1335.330071][ T32] r4:00000001 [ 1335.330103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.330174][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1335.330231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.330265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.330293][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.330345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.330376][ T32] r4:851739c0 [ 1335.330851][ T32] INFO: task kworker/0:264:4315 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.330915][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.330997][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.331078][ T32] Call trace: [ 1335.331143][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.331222][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.331265][ T32] r4:00000000 [ 1335.331288][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.331340][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.331374][ T32] 5d20: d199a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.331445][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.331480][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.331506][ T32] r5:80070013 r4:80239bb0 [ 1335.331548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.331642][ T32] r4:82ac11e4 [ 1335.331666][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.331715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.331761][ T32] r4:e0635dc0 [ 1335.331784][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.331830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.331853][ T32] r4:00000000 [ 1335.331879][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.331929][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.331951][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.332018][ T32] r5:00001000 r4:e01b1000 [ 1335.332052][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.332095][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.332140][ T32] r5:8436438c r4:84364000 [ 1335.332160][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.332210][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.332253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.332307][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.332330][ T32] r4:84be5080 [ 1335.332368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.332423][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.332465][ T32] r4:00000001 [ 1335.332489][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.332536][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.332587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.332620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.332648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.332699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.332725][ T32] r4:84be4100 [ 1335.332765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.332817][ T32] INFO: task kworker/0:265:4317 blocked for more than 461 seconds. [ 1335.332849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.332893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.332917][ T32] task:kworker/0:265 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.332987][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.333030][ T32] Call trace: [ 1335.333060][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.333132][ T32] r10:829188dc r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:8523b000 [ 1335.333160][ T32] r4:8523b000 [ 1335.333190][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.333237][ T32] r5:8523b000 r4:829188d8 [ 1335.333256][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.333297][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.333347][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1335.333369][ T32] r4:00000000 [ 1335.333389][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.333429][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.333467][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.333511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bc540 [ 1335.333534][ T32] r4:00000000 [ 1335.333553][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.333635][ T32] r9:83018005 r8:8523b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1335.333693][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.333744][ T32] r5:00001000 r4:eab99000 [ 1335.333776][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.333822][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.333888][ T32] r5:8510bf8c r4:8510bc00 [ 1335.333911][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.333960][ T32] r7:dddced80 r6:83018000 r5:8510bf8c r4:851b9380 [ 1335.334002][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.334065][ T32] r10:61c88647 r9:8523b000 r8:851b93ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.334091][ T32] r4:851b9380 [ 1335.334128][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.334200][ T32] r10:00000000 r9:851b9380 r8:8027f5e8 r7:eacdde60 r6:851c8f00 r5:8523b000 [ 1335.334227][ T32] r4:00000001 [ 1335.334246][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.334285][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1335.334313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.334343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.334393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.334427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.334472][ T32] r4:85173c00 [ 1335.334799][ T32] INFO: task kworker/0:265:4317 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.334859][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.334964][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.335011][ T32] Call trace: [ 1335.335051][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.335117][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.335145][ T32] r4:00000000 [ 1335.335165][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.335205][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.335236][ T32] 5d20: d199a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.335302][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.335353][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.335397][ T32] r5:80070013 r4:80239bb0 [ 1335.335421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.335525][ T32] r4:82ac11e4 [ 1335.356035][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.356149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.356195][ T32] r4:e0635dc0 [ 1335.356221][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.356272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.356309][ T32] r4:00000000 [ 1335.356354][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.356411][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.356443][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.356495][ T32] r5:00001000 r4:e01b1000 [ 1335.356515][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.356556][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.356612][ T32] r5:8436438c r4:84364000 [ 1335.356636][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.356688][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.356710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.356760][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.356805][ T32] r4:84be5080 [ 1335.356829][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.356908][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.356934][ T32] r4:00000001 [ 1335.356977][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.357020][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.357051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.357081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.357129][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.357165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.357188][ T32] r4:84be4100 [ 1335.357233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.357267][ T32] INFO: task kworker/0:266:4318 blocked for more than 461 seconds. [ 1335.357302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.357328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.357370][ T32] task:kworker/0:266 state:D stack:0 pid:4318 tgid:4318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.357457][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.357550][ T32] Call trace: [ 1335.357609][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.357696][ T32] r10:829188dc r9:eace9d84 r8:00000002 r7:60000013 r6:eace9d8c r5:8523bc00 [ 1335.357747][ T32] r4:8523bc00 [ 1335.357772][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.357862][ T32] r5:8523bc00 r4:829188d8 [ 1335.357887][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.357931][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.357981][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 1335.358004][ T32] r4:00000000 [ 1335.358024][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.358063][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.358106][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.358173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85173e40 [ 1335.358201][ T32] r4:00000000 [ 1335.358245][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.358321][ T32] r9:83018005 r8:8523bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1335.358347][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.358393][ T32] r5:00001000 r4:eacf1000 [ 1335.358413][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.358454][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.358497][ T32] r5:851f578c r4:851f5400 [ 1335.358527][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.358578][ T32] r7:dddced80 r6:83018000 r5:851f578c r4:851b9400 [ 1335.358624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.358679][ T32] r10:61c88647 r9:8523bc00 r8:851b942c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.358726][ T32] r4:851b9400 [ 1335.358751][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.358800][ T32] r10:00000000 r9:851b9400 r8:8027f5e8 r7:eacdde60 r6:851c8f80 r5:8523bc00 [ 1335.358824][ T32] r4:00000001 [ 1335.358879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.358923][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1335.358952][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.359003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.359035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.359067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.359113][ T32] r4:851738c0 [ 1335.359642][ T32] INFO: task kworker/0:266:4318 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.359680][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.359784][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.359863][ T32] Call trace: [ 1335.359895][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.359981][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.360010][ T32] r4:00000000 [ 1335.360052][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.360107][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.360150][ T32] 5d20: d1e22000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.360206][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.360237][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.360263][ T32] r5:80070013 r4:80239bb0 [ 1335.360306][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.360352][ T32] r4:82ac11e4 [ 1335.360373][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.360441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.360467][ T32] r4:e0635dc0 [ 1335.360521][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.360591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.360639][ T32] r4:00000000 [ 1335.360662][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.360736][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.360770][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.360838][ T32] r5:00001000 r4:e01b1000 [ 1335.360868][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.360911][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.360956][ T32] r5:8436438c r4:84364000 [ 1335.360998][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.361051][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.361072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.361145][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.361194][ T32] r4:84be5080 [ 1335.361217][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.361290][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.361344][ T32] r4:00000001 [ 1335.361368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.361429][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.361460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.361490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.361540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.361582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.361608][ T32] r4:84be4100 [ 1335.361628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.361688][ T32] INFO: task kworker/0:267:4321 blocked for more than 461 seconds. [ 1335.361750][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.361818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.361846][ T32] task:kworker/0:267 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.361900][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.361969][ T32] Call trace: [ 1335.362015][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.362088][ T32] r10:829188dc r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:8523c800 [ 1335.362136][ T32] r4:8523c800 [ 1335.362159][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.362203][ T32] r5:8523c800 r4:829188d8 [ 1335.362245][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.362299][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.362362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1335.362387][ T32] r4:00000000 [ 1335.362408][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.362449][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.362496][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.362553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154140 [ 1335.362579][ T32] r4:00000000 [ 1335.362600][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.362658][ T32] r9:83018005 r8:8523c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1335.362683][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.362727][ T32] r5:00001000 r4:eacfb000 [ 1335.362747][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.362789][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.362834][ T32] r5:851f5b8c r4:851f5800 [ 1335.362853][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.362909][ T32] r7:dddced80 r6:83018000 r5:851f5b8c r4:851b9480 [ 1335.362951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.363005][ T32] r10:61c88647 r9:8523c800 r8:851b94ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.363049][ T32] r4:851b9480 [ 1335.363072][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.363122][ T32] r10:00000000 r9:851b9480 r8:8027f5e8 r7:eace9e60 r6:851cb000 r5:8523c800 [ 1335.363145][ T32] r4:00000001 [ 1335.363166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.363202][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1335.363241][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.363274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.363325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.363360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.363385][ T32] r4:85173b40 [ 1335.363704][ T32] INFO: task kworker/0:267:4321 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.363737][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.363862][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.363944][ T32] Call trace: [ 1335.363986][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.364044][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.364068][ T32] r4:00000000 [ 1335.364087][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.364128][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.364187][ T32] 5d20: d1e22000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.364244][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.364297][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.364325][ T32] r5:80070013 r4:80239bb0 [ 1335.364346][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.364390][ T32] r4:82ac11e4 [ 1335.364431][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.364483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.364522][ T32] r4:e0635dc0 [ 1335.364543][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.364591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.364614][ T32] r4:00000000 [ 1335.364635][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.364692][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.364740][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.364814][ T32] r5:00001000 r4:e01b1000 [ 1335.364860][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.364907][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.364953][ T32] r5:8436438c r4:84364000 [ 1335.364973][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.365022][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.365043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.365093][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.365117][ T32] r4:84be5080 [ 1335.365158][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.365213][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.365235][ T32] r4:00000001 [ 1335.365264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.365325][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.365365][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.365415][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.365447][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.365479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.389558][ T32] r4:84be4100 [ 1335.389674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.389726][ T32] INFO: task kworker/0:268:4322 blocked for more than 461 seconds. [ 1335.389787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.389817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.389860][ T32] task:kworker/0:268 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.389926][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.390020][ T32] Call trace: [ 1335.390089][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.390153][ T32] r10:829188dc r9:ead01d84 r8:00000002 r7:60000013 r6:ead01d8c r5:8523d400 [ 1335.390199][ T32] r4:8523d400 [ 1335.390246][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.390294][ T32] r5:8523d400 r4:829188d8 [ 1335.390316][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.390358][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.390407][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 [ 1335.390430][ T32] r4:00000000 [ 1335.390448][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.390488][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.390550][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.390633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85173ec0 [ 1335.390659][ T32] r4:00000000 [ 1335.390680][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.390732][ T32] r9:83018005 r8:8523d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1335.390754][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.390799][ T32] r5:00001000 r4:ead05000 [ 1335.390846][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.390904][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.390952][ T32] r5:851f5f8c r4:851f5c00 [ 1335.390973][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.391025][ T32] r7:dddced80 r6:83018000 r5:851f5f8c r4:851b9500 [ 1335.391057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.391113][ T32] r10:61c88647 r9:8523d400 r8:851b952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.391158][ T32] r4:851b9500 [ 1335.391183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.391244][ T32] r10:00000000 r9:851b9500 r8:8027f5e8 r7:eacf9e60 r6:851cb080 r5:8523d400 [ 1335.391272][ T32] r4:00000001 [ 1335.391292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.391331][ T32] Exception stack(0xead01fb0 to 0xead01ff8) [ 1335.391384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.391441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.391494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.391529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.391553][ T32] r4:85173ec0 [ 1335.392046][ T32] INFO: task kworker/0:268:4322 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.392080][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.392152][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.392202][ T32] Call trace: [ 1335.392233][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.392286][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.392331][ T32] r4:00000000 [ 1335.392356][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.392397][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.392428][ T32] 5d20: d23cb000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.392469][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.392499][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.392547][ T32] r5:80070013 r4:80239bb0 [ 1335.392570][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.392646][ T32] r4:82ac11e4 [ 1335.392679][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.392749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.392777][ T32] r4:e0635dc0 [ 1335.392816][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.392880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.392919][ T32] r4:00000000 [ 1335.392942][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.393003][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.393028][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.393094][ T32] r5:00001000 r4:e01b1000 [ 1335.393126][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.393169][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.393214][ T32] r5:8436438c r4:84364000 [ 1335.393255][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.393309][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.393331][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.393381][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.393428][ T32] r4:84be5080 [ 1335.393452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.393534][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.393562][ T32] r4:00000001 [ 1335.393584][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.393622][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.393672][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.393707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.393759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.393825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.393851][ T32] r4:84be4100 [ 1335.393899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.393929][ T32] INFO: task kworker/0:269:4325 blocked for more than 461 seconds. [ 1335.393958][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.393981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.394025][ T32] task:kworker/0:269 state:D stack:0 pid:4325 tgid:4325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.394128][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.394195][ T32] Call trace: [ 1335.394230][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.394280][ T32] r10:829188dc r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:8523e000 [ 1335.394303][ T32] r4:8523e000 [ 1335.394332][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.394384][ T32] r5:8523e000 r4:829188d8 [ 1335.394404][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.394455][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.394509][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1335.394551][ T32] r4:00000000 [ 1335.394590][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.394636][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.394674][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.394728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cae00 [ 1335.394755][ T32] r4:00000000 [ 1335.394775][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.394825][ T32] r9:83018005 r8:8523e000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1335.394846][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.394926][ T32] r5:00001000 r4:e07ff000 [ 1335.394949][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.394992][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.395055][ T32] r5:851f6f8c r4:851f6c00 [ 1335.395101][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.395152][ T32] r7:dddced80 r6:83018000 r5:851f6f8c r4:851b9580 [ 1335.395195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.395299][ T32] r10:61c88647 r9:8523e000 r8:851b95ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.395340][ T32] r4:851b9580 [ 1335.395361][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.395410][ T32] r10:00000000 r9:851b9580 r8:8027f5e8 r7:ead01e60 r6:851cb100 r5:8523e000 [ 1335.395456][ T32] r4:00000001 [ 1335.395506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.395598][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 1335.413497][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.413561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.413622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.413684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.413726][ T32] r4:851ca0c0 [ 1335.414232][ T32] INFO: task kworker/0:269:4325 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.414270][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.414360][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.414445][ T32] Call trace: [ 1335.414514][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.414575][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.414600][ T32] r4:00000000 [ 1335.414620][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.414662][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.414724][ T32] 5d20: d270a000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.414797][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.414834][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.414865][ T32] r5:80070013 r4:80239bb0 [ 1335.414897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.414955][ T32] r4:82ac11e4 [ 1335.414979][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.415027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.415050][ T32] r4:e0635dc0 [ 1335.415081][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.415130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.415173][ T32] r4:00000000 [ 1335.415197][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.415270][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.415296][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.415363][ T32] r5:00001000 r4:e01b1000 [ 1335.415387][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.415429][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.415569][ T32] r5:8436438c r4:84364000 [ 1335.427811][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.427939][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.427973][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.428049][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.428077][ T32] r4:84be5080 [ 1335.428119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.428175][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.428224][ T32] r4:00000001 [ 1335.428273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.428316][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.428348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.428400][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.428434][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.428466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.428490][ T32] r4:84be4100 [ 1335.428535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.428591][ T32] INFO: task kworker/0:270:4326 blocked for more than 461 seconds. [ 1335.428638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.428669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.428692][ T32] task:kworker/0:270 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.428822][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.428887][ T32] Call trace: [ 1335.428958][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.429017][ T32] r10:829188dc r9:ead21d84 r8:00000002 r7:60000013 r6:ead21d8c r5:85239800 [ 1335.429041][ T32] r4:85239800 [ 1335.429060][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.429104][ T32] r5:85239800 r4:829188d8 [ 1335.429142][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.429209][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.429287][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1335.429338][ T32] r4:00000000 [ 1335.429370][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.429436][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.429482][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.429529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca000 [ 1335.429552][ T32] r4:00000000 [ 1335.429593][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.429674][ T32] r9:83018005 r8:85239800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1335.429743][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.429801][ T32] r5:00001000 r4:ead13000 [ 1335.429848][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.429898][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.429944][ T32] r5:851f638c r4:851f6000 [ 1335.429984][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.430037][ T32] r7:dddced80 r6:83018000 r5:851f638c r4:851b9600 [ 1335.430069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.430151][ T32] r10:61c88647 r9:85239800 r8:851b962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.430178][ T32] r4:851b9600 [ 1335.430198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.430270][ T32] r10:00000000 r9:851b9600 r8:8027f5e8 r7:ead1de60 r6:851cb180 r5:85239800 [ 1335.430317][ T32] r4:00000001 [ 1335.430361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.430423][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1335.430455][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.430486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.430514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.430555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.430584][ T32] r4:851ca0c0 [ 1335.431082][ T32] INFO: task kworker/0:270:4326 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.431149][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.431214][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.431272][ T32] Call trace: [ 1335.431302][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.431356][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.431402][ T32] r4:00000000 [ 1335.431446][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.431488][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.431540][ T32] 5d20: d2b14000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.431576][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.431603][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.431659][ T32] r5:80070013 r4:80239bb0 [ 1335.431683][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.431748][ T32] r4:82ac11e4 [ 1335.431800][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.431862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.431889][ T32] r4:e0635dc0 [ 1335.431930][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.432002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.432029][ T32] r4:00000000 [ 1335.432049][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.432123][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.432149][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.432204][ T32] r5:00001000 r4:e01b1000 [ 1335.432259][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.432304][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.432349][ T32] r5:8436438c r4:84364000 [ 1335.432369][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.432418][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.432460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.432559][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.432619][ T32] r4:84be5080 [ 1335.432664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.432737][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.432763][ T32] r4:00000001 [ 1335.432806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.432863][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.432898][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.432928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.432990][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.433030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.433054][ T32] r4:84be4100 [ 1335.433074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.433098][ T32] INFO: task kworker/0:271:4328 blocked for more than 461 seconds. [ 1335.433128][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.433152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.433173][ T32] task:kworker/0:271 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.433239][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.433300][ T32] Call trace: [ 1335.433352][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.433423][ T32] r10:829188dc r9:ead31d84 r8:00000002 r7:60000013 r6:ead31d8c r5:85193c00 [ 1335.433450][ T32] r4:85193c00 [ 1335.433470][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.433514][ T32] r5:85193c00 r4:829188d8 [ 1335.433534][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.433575][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.433644][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 1335.433700][ T32] r4:00000000 [ 1335.433720][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.433762][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.433799][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.433844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ca1c0 [ 1335.433873][ T32] r4:00000000 [ 1335.433915][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.434005][ T32] r9:83018005 r8:85193c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1335.434045][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.434101][ T32] r5:00001000 r4:ead19000 [ 1335.434124][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.434196][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.434266][ T32] r5:851f678c r4:851f6400 [ 1335.434297][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.434358][ T32] r7:dddced80 r6:83018000 r5:851f678c r4:851b9680 [ 1335.434382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.434432][ T32] r10:61c88647 r9:85193c00 r8:851b96ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.434485][ T32] r4:851b9680 [ 1335.434530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.434582][ T32] r10:00000000 r9:851b9680 r8:8027f5e8 r7:ead1de60 r6:851cb200 r5:85193c00 [ 1335.434606][ T32] r4:00000001 [ 1335.434625][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.434661][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 1335.434689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.434727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.434758][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.434789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.434834][ T32] r4:851ca300 [ 1335.435180][ T32] INFO: task kworker/0:271:4328 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.435245][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.435317][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.435389][ T32] Call trace: [ 1335.435420][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.435473][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.435497][ T32] r4:00000000 [ 1335.435516][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.435617][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.455906][ T32] 5d20: d2fad000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.455966][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.456007][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.456040][ T32] r5:80070013 r4:80239bb0 [ 1335.456083][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.456164][ T32] r4:82ac11e4 [ 1335.456188][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.456237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.456281][ T32] r4:e0635dc0 [ 1335.456305][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.456355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.456378][ T32] r4:00000000 [ 1335.456398][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.456450][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.456472][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.456519][ T32] r5:00001000 r4:e01b1000 [ 1335.456572][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.456650][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.456738][ T32] r5:8436438c r4:84364000 [ 1335.456784][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.456868][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.456907][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.456961][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1335.457109][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 9 printk messages dropped ** [ 1335.457490][ T32] INFO: task kworker/0:272:4330 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1335.458017][ T32] r4:8486ec00 ** 4 printk messages dropped ** [ 1335.458291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 ** 9 printk messages dropped ** [ 1335.458715][ T32] r5:00001000 r4:e07d1000 [ 1335.458749][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.458793][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.458932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.459301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.460312][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 9 printk messages dropped ** [ 1335.460664][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1335.461202][ T32] r5:8436438c r4:84364000 ** 4 printk messages dropped ** [ 1335.461405][ T32] r4:84be5080 ** 5 printk messages dropped ** [ 1335.461635][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.461719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.461753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.461786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.461808][ T32] r4:84be4100 [ 1335.461842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.461877][ T32] INFO: task kworker/1:336:4332 blocked for more than 461 seconds. [ 1335.461923][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.461951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.461976][ T32] task:kworker/1:336 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.462023][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.462110][ T32] Call trace: [ 1335.462144][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.462194][ T32] r10:829188dc r9:ead2dd84 r8:00000002 r7:60000113 r6:ead2dd8c r5:8523ec00 [ 1335.462263][ T32] r4:8523ec00 [ 1335.462302][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.462349][ T32] r5:8523ec00 r4:829188d8 [ 1335.462369][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.462411][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.462470][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 [ 1335.462492][ T32] r4:00000000 [ 1335.462518][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.462568][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.462644][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.462698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85154680 [ 1335.462744][ T32] r4:00000000 [ 1335.462767][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.462816][ T32] r9:83018205 r8:8523ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1335.462839][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.462890][ T32] r5:00001000 r4:dfb49000 [ 1335.462942][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.462995][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.463045][ T32] r5:85110f8c r4:85110c00 [ 1335.463088][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.463162][ T32] r7:ddde2d80 r6:83018200 r5:85110f8c r4:851cb300 [ 1335.463188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.463240][ T32] r10:61c88647 r9:8523ec00 r8:851cb32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.463265][ T32] r4:851cb300 [ 1335.463305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.463368][ T32] r10:00000000 r9:851cb300 r8:8027f5e8 r7:eac6de60 r6:851cb380 r5:8523ec00 [ 1335.463406][ T32] r4:00000001 [ 1335.463430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.463468][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1335.463496][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.463556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.463607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.463641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.463665][ T32] r4:851bcfc0 [ 1335.464016][ T32] INFO: task kworker/1:336:4332 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.464053][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.464112][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.464205][ T32] Call trace: [ 1335.464240][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.464296][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.464319][ T32] r4:00000000 [ 1335.464339][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.464378][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.464409][ T32] 5d20: d2fad000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.464441][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.464490][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.464519][ T32] r5:80070013 r4:80239bb0 [ 1335.464539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.464601][ T32] r4:82ac11e4 [ 1335.464626][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.464682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.464731][ T32] r4:e0635dc0 [ 1335.464754][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.464801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.464824][ T32] r4:00000000 [ 1335.464844][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.464959][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.465006][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.465055][ T32] r5:00001000 r4:e01b1000 [ 1335.465074][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.465116][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.465194][ T32] r5:8436438c r4:84364000 [ 1335.465219][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.465269][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.465290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.465341][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.465364][ T32] r4:84be5080 [ 1335.465383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.465444][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.465469][ T32] r4:00000001 [ 1335.465565][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.485959][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.486018][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.486052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.486081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.486115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.486140][ T32] r4:84be4100 [ 1335.486164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.486205][ T32] INFO: task kworker/1:337:4337 blocked for more than 462 seconds. [ 1335.486245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.486297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.486324][ T32] task:kworker/1:337 state:D stack:0 pid:4337 tgid:4337 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.486401][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.486522][ T32] Call trace: [ 1335.486561][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.486630][ T32] r10:829188dc r9:ead09d84 r8:00000002 r7:60000113 r6:ead09d8c r5:85238000 [ 1335.486666][ T32] r4:85238000 [ 1335.486701][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.486748][ T32] r5:85238000 r4:829188d8 [ 1335.486769][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.486833][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.486897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1335.486919][ T32] r4:00000000 [ 1335.486954][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.487008][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.487053][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.487129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb040 [ 1335.487174][ T32] r4:00000000 [ 1335.487198][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.487251][ T32] r9:83018205 r8:85238000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1335.487277][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.487324][ T32] r5:00001000 r4:dfc4f000 [ 1335.487345][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.487410][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.487460][ T32] r5:8511138c r4:85111000 [ 1335.487502][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.487558][ T32] r7:ddde2d80 r6:83018200 r5:8511138c r4:851cb400 [ 1335.487597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.487684][ T32] r10:61c88647 r9:85238000 r8:851cb42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.487712][ T32] r4:851cb400 [ 1335.487763][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.487818][ T32] r10:00000000 r9:851cb400 r8:8027f5e8 r7:ead2de60 r6:851cb480 r5:85238000 [ 1335.487841][ T32] r4:00000001 [ 1335.487876][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.487943][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 1335.487983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.488016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.488044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.488075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.488111][ T32] r4:851bb000 ** 2 printk messages dropped ** [ 1335.488688][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.489178][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.489463][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 12 printk messages dropped ** [ 1335.490125][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1335.490636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1335.491215][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.491599][ T32] r5:00001000 r4:e0199000 [ 1335.491631][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1335.492097][ T32] r10:00000000 r9:851cb500 r8:8027f5e8 r7:ead09e60 r6:851cb580 r5:85240000 ** 9 printk messages dropped ** [ 1335.492785][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.492868][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.492918][ T32] Call trace: [ 1335.492949][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.493003][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.493026][ T32] r4:00000000 [ 1335.493047][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.493086][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.493117][ T32] 5d20: d32aa000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.493149][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.493176][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.493201][ T32] r5:80070013 r4:80239bb0 [ 1335.493220][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.493273][ T32] r4:82ac11e4 [ 1335.493304][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.493354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.493377][ T32] r4:e0635dc0 [ 1335.493408][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.493489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.493516][ T32] r4:00000000 [ 1335.493536][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.493607][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.493633][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.493706][ T32] r5:00001000 r4:e01b1000 [ 1335.493728][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.493769][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.493828][ T32] r5:8436438c r4:84364000 [ 1335.493852][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.493945][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.493993][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.494060][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.494087][ T32] r4:84be5080 [ 1335.494108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.494158][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.494181][ T32] r4:00000001 [ 1335.494201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.494238][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.494267][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.494297][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.494325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.494367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.494395][ T32] r4:84be4100 [ 1335.494416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.494440][ T32] INFO: task kworker/1:339:4339 blocked for more than 462 seconds. [ 1335.494467][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.494491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.494535][ T32] task:kworker/1:339 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.494607][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.494649][ T32] Call trace: [ 1335.494692][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.494743][ T32] r10:829188dc r9:eacc1d84 r8:00000002 r7:60000013 r6:eacc1d8c r5:85240c00 [ 1335.494766][ T32] r4:85240c00 [ 1335.494786][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.494829][ T32] r5:85240c00 r4:829188d8 [ 1335.494861][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.494909][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.494959][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacc1e08 [ 1335.495004][ T32] r4:00000000 [ 1335.495048][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.495092][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.495150][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.495200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb2c0 [ 1335.495223][ T32] r4:00000000 [ 1335.495243][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.495291][ T32] r9:83018205 r8:85240c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1335.495323][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.495371][ T32] r5:00001000 r4:dfdf3000 [ 1335.495390][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.495452][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.495578][ T32] r5:8511178c r4:85111400 [ 1335.526023][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.526123][ T32] r7:ddde2d80 r6:83018200 r5:8511178c r4:851cb600 [ 1335.526148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.526200][ T32] r10:61c88647 r9:85240c00 r8:851cb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.526224][ T32] r4:851cb600 [ 1335.526245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.526296][ T32] r10:00000000 r9:851cb600 r8:8027f5e8 r7:eabb9e60 r6:851cb680 r5:85240c00 [ 1335.526319][ T32] r4:00000001 [ 1335.526339][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.526407][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) [ 1335.526444][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.526475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.526503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.526534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.526557][ T32] r4:851bb000 [ 1335.527069][ T32] INFO: task kworker/1:339:4339 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.527109][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.527178][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.527228][ T32] Call trace: [ 1335.527280][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.527339][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.527363][ T32] r4:00000000 [ 1335.527383][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.527423][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.527477][ T32] 5d20: d3cd0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.527538][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.527569][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.527629][ T32] r5:80070013 r4:80239bb0 [ 1335.527654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.527701][ T32] r4:82ac11e4 [ 1335.527740][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.527791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.527815][ T32] r4:e0635dc0 [ 1335.527847][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.527902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.527925][ T32] r4:00000000 [ 1335.527945][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.527997][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.528019][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.528090][ T32] r5:00001000 r4:e01b1000 [ 1335.528115][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.528182][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.528232][ T32] r5:8436438c r4:84364000 [ 1335.528252][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.528300][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.528344][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.528407][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.528433][ T32] r4:84be5080 [ 1335.528453][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.528525][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.528563][ T32] r4:00000001 [ 1335.528586][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.528624][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.528663][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.528759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.528792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.528845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.528875][ T32] r4:84be4100 [ 1335.528928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.528962][ T32] INFO: task kworker/1:340:4342 blocked for more than 462 seconds. [ 1335.528996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.529055][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.529081][ T32] task:kworker/1:340 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.529154][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.529223][ T32] Call trace: [ 1335.529293][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.529350][ T32] r10:829188dc r9:eac0dd84 r8:00000002 r7:60000113 r6:eac0dd8c r5:85241800 [ 1335.529396][ T32] r4:85241800 [ 1335.529421][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.529466][ T32] r5:85241800 r4:829188d8 [ 1335.529486][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.529526][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.529972][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.530243][ T32] r7:ddde2d80 r6:83018200 r5:85111b8c r4:851cb700 ** 10 printk messages dropped ** [ 1335.530678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1335.531624][ T32] r5:80070013 r4:80239bb0 ** 14 printk messages dropped ** [ 1335.532323][ T32] r5:8436438c r4:84364000 ** 10 printk messages dropped ** [ 1335.532664][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1335.533383][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1335.533965][ T32] r5:85111f8c r4:85111c00 [ 1335.533984][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.534032][ T32] r7:ddde2d80 r6:83018200 r5:85111f8c r4:851cb800 [ 1335.534063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.534117][ T32] r10:61c88647 r9:85242400 r8:851cb82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.534149][ T32] r4:851cb800 [ 1335.534171][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.534220][ T32] r10:00000000 r9:851cb800 r8:8027f5e8 r7:eabb9e60 r6:851cb880 r5:85242400 [ 1335.534242][ T32] r4:00000001 [ 1335.534283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.534353][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1335.534406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.534460][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.534491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.534522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.534545][ T32] r4:851bb340 [ 1335.534877][ T32] INFO: task kworker/1:341:4343 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.534913][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.534983][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.535049][ T32] Call trace: [ 1335.535084][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.535163][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.535191][ T32] r4:00000000 [ 1335.535211][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.535251][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.535282][ T32] 5d20: d3cd0000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.535314][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.535341][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.535366][ T32] r5:80070013 r4:80239bb0 [ 1335.535386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.535427][ T32] r4:82ac11e4 [ 1335.535468][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.557936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.558026][ T32] r4:e0635dc0 [ 1335.558053][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.558121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.558144][ T32] r4:00000000 [ 1335.558188][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.558275][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.558323][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1335.558641][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 ** 1 printk messages dropped ** [ 1335.558718][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.558746][ T32] r4:84be5080 [ 1335.558766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.558836][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.558869][ T32] r4:00000001 [ 1335.558912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.558961][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.559016][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.559050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.559082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.559142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.559170][ T32] r4:84be4100 [ 1335.559217][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.559263][ T32] INFO: task kworker/1:342:4346 blocked for more than 462 seconds. [ 1335.559297][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.559336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.559362][ T32] task:kworker/1:342 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.559419][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.559486][ T32] Call trace: [ 1335.559554][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.559649][ T32] r10:829188dc r9:ead55d84 r8:00000002 r7:60000013 r6:ead55d8c r5:85243000 [ 1335.559677][ T32] r4:85243000 [ 1335.559709][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.559765][ T32] r5:85243000 r4:829188d8 [ 1335.559789][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.559831][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.559886][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 [ 1335.559931][ T32] r4:00000000 [ 1335.559956][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.559997][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.560036][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.560081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb800 [ 1335.560126][ T32] r4:00000000 [ 1335.560172][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.560224][ T32] r9:83018205 r8:85243000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1335.560263][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.560331][ T32] r5:00001000 r4:e01db000 [ 1335.560354][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.560395][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.560441][ T32] r5:8511278c r4:85112400 [ 1335.560461][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.560530][ T32] r7:ddde2d80 r6:83018200 r5:8511278c r4:851cb900 [ 1335.560563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.560630][ T32] r10:61c88647 r9:85243000 r8:851cb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.560663][ T32] r4:851cb900 [ 1335.560705][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.560756][ T32] r10:00000000 r9:851cb900 r8:8027f5e8 r7:eabb9e60 r6:851cb980 r5:85243000 [ 1335.560780][ T32] r4:00000001 [ 1335.560800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.560847][ T32] Exception stack(0xead55fb0 to 0xead55ff8) [ 1335.560909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.560969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.561022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.561056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.561082][ T32] r4:851bb6c0 [ 1335.561547][ T32] INFO: task kworker/1:342:4346 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.561581][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.561719][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.561792][ T32] Call trace: [ 1335.561824][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.561911][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.561939][ T32] r4:00000000 [ 1335.561960][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.562010][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.562069][ T32] 5d20: d42a6000 e018f000 00000001 80239b98 7f63d000 00000001 ** 1 printk messages dropped ** [ 1335.562155][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1335.562268][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1335.562363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 5 printk messages dropped ** [ 1335.562575][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 3 printk messages dropped ** [ 1335.562732][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.562899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1335.563030][ T32] r4:84be5080 ** 1 printk messages dropped ** [ 1335.563126][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 3 printk messages dropped ** [ 1335.563266][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.563445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1335.563617][ T32] task:kworker/1:343 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.563869][ T32] r10:829188dc r9:ead5dd84 r8:00000002 r7:60000013 r6:ead5dd8c r5:85243c00 [ 1335.563897][ T32] r4:85243c00 [ 1335.563939][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.563986][ T32] r5:85243c00 r4:829188d8 [ 1335.564033][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.564077][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.564127][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 [ 1335.564150][ T32] r4:00000000 [ 1335.564170][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.564233][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.564275][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.564320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb980 [ 1335.564372][ T32] r4:00000000 [ 1335.564396][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.564445][ T32] r9:83018205 r8:85243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1335.564467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.564511][ T32] r5:00001000 r4:e022b000 [ 1335.564531][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.564570][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.564646][ T32] r5:85112b8c r4:85112800 [ 1335.564680][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.564731][ T32] r7:ddde2d80 r6:83018200 r5:85112b8c r4:851cba00 [ 1335.564752][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.564822][ T32] r10:61c88647 r9:85243c00 r8:851cba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.564849][ T32] r4:851cba00 [ 1335.564897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.564970][ T32] r10:00000000 r9:851cba00 r8:8027f5e8 r7:ead55e60 r6:851cba80 r5:85243c00 [ 1335.564997][ T32] r4:00000001 [ 1335.565038][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.565278][ T32] r4:851bb780 ** 10 printk messages dropped ** [ 1335.588264][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 ** 19 printk messages dropped ** [ 1335.589043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1335.589901][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.590066][ T32] r4:85244800 [ 1335.590087][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.590151][ T32] r5:85244800 r4:829188d8 [ 1335.590176][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.590246][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.590300][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead61e08 [ 1335.590323][ T32] r4:00000000 [ 1335.590373][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.590416][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.590464][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.590513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbd40 [ 1335.590536][ T32] r4:00000000 [ 1335.590577][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.590652][ T32] r9:83018205 r8:85244800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.590679][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.590725][ T32] r5:00001000 r4:e05f9000 [ 1335.590745][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.590784][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.590829][ T32] r5:8511338c r4:85113000 [ 1335.590848][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.590926][ T32] r7:ddde2d80 r6:83018200 r5:8511338c r4:851cbb00 [ 1335.590950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.591013][ T32] r10:61c88647 r9:85244800 r8:851cbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.591039][ T32] r4:851cbb00 [ 1335.591058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.591140][ T32] r10:00000000 r9:851cbb00 r8:8027f5e8 r7:ead5de60 r6:851cbb80 r5:85244800 [ 1335.591168][ T32] r4:00000001 [ 1335.591202][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.591262][ T32] Exception stack(0xead61fb0 to 0xead61ff8) [ 1335.591294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.591324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.591351][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.591381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1335.592021][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.592286][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.592319][ T32] 5d20: d4685000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.592352][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.592379][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.592405][ T32] r5:80070013 r4:80239bb0 [ 1335.592449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.592507][ T32] r4:82ac11e4 [ 1335.592531][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.592579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 10 printk messages dropped ** [ 1335.593006][ T32] r5:8436438c r4:84364000 ** 7 printk messages dropped ** [ 1335.593301][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1335.593765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1335.594546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbb00 ** 4 printk messages dropped ** [ 1335.594750][ T32] r5:00001000 r4:e05a1000 ** 5 printk messages dropped ** [ 1335.594979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.595330][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.616604][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.616974][ T32] 5d20: d4ab2000 e018f000 00000001 80239b98 7f63d000 00000001 ** 9 printk messages dropped ** [ 1335.617400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 3 printk messages dropped ** [ 1335.617516][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.617560][ T32] r5:00001000 r4:e01b1000 [ 1335.617580][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.617621][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.617701][ T32] r5:8436438c r4:84364000 [ 1335.617723][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.617797][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.617832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.617893][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.617918][ T32] r4:84be5080 [ 1335.617938][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.617988][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.618026][ T32] r4:00000001 [ 1335.618049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.618087][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.618115][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.618195][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.618235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.618269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.618292][ T32] r4:84be4100 [ 1335.618315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.618344][ T32] INFO: task kworker/1:346:4354 blocked for more than 462 seconds. [ 1335.618386][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.618438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.618463][ T32] task:kworker/1:346 state:D stack:0 pid:4354 tgid:4354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.618531][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.618577][ T32] Call trace: [ 1335.618675][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.618732][ T32] r10:829188dc r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:85246000 [ 1335.618756][ T32] r4:85246000 [ 1335.618807][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.618881][ T32] r5:85246000 r4:829188d8 [ 1335.618906][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.618969][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.619053][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 1335.619088][ T32] r4:00000000 [ 1335.619111][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.619152][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.619191][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1335.619258][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.619410][ T32] r5:00001000 r4:e067d000 [ 1335.619446][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.619491][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.619536][ T32] r5:8511378c r4:85113400 [ 1335.619585][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.619637][ T32] r7:ddde2d80 r6:83018200 r5:8511378c r4:851cbd00 [ 1335.619658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.619708][ T32] r10:61c88647 r9:85246000 r8:851cbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.619731][ T32] r4:851cbd00 [ 1335.619751][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.619797][ T32] r10:00000000 r9:851cbd00 r8:8027f5e8 r7:ead61e60 r6:851cbd80 r5:85246000 [ 1335.619820][ T32] r4:00000001 [ 1335.619839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.619883][ T32] Exception stack(0xead69fb0 to 0xead69ff8) [ 1335.619925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.619957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.619986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.620016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.620048][ T32] r4:851bbd00 [ 1335.620394][ T32] INFO: task kworker/1:346:4354 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.620438][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.620511][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.620652][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 8 printk messages dropped ** [ 1335.620974][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1335.621096][ T32] r4:e0635dc0 ** 6 printk messages dropped ** [ 1335.621335][ T32] r5:00001000 r4:e01b1000 ** 5 printk messages dropped ** [ 1335.621629][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.621863][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.622098][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1335.622219][ T32] task:kworker/1:347 state:D stack:0 pid:4357 tgid:4357 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.622695][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 ** 7 printk messages dropped ** [ 1335.623017][ T32] r9:83018205 r8:85246c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 1 printk messages dropped ** [ 1335.623098][ T32] r5:00001000 r4:e077b000 [ 1335.623122][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.623188][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.623236][ T32] r5:8510bb8c r4:8510b800 [ 1335.623279][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.623331][ T32] r7:ddde2d80 r6:83018200 r5:8510bb8c r4:851cbe00 [ 1335.623352][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.623402][ T32] r10:61c88647 r9:85246c00 r8:851cbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.623439][ T32] r4:851cbe00 [ 1335.623463][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.623512][ T32] r10:00000000 r9:851cbe00 r8:8027f5e8 r7:ead69e60 r6:851cbe80 r5:85246c00 [ 1335.623534][ T32] r4:00000001 [ 1335.623584][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.623624][ T32] Exception stack(0xead6dfb0 to 0xead6dff8) [ 1335.623673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.623717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.623748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.623780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.623803][ T32] r4:851bc240 [ 1335.624085][ T32] INFO: task kworker/1:347:4357 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.624119][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.624202][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.624274][ T32] Call trace: [ 1335.624330][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.624420][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.624449][ T32] r4:00000000 [ 1335.624471][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.624511][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.624541][ T32] 5d20: d4ab2000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.624573][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.624600][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.624648][ T32] r5:80070013 r4:80239bb0 [ 1335.624673][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.624716][ T32] r4:82ac11e4 [ 1335.624735][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.624781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.624837][ T32] r4:e0635dc0 [ 1335.624864][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.624911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.624933][ T32] r4:00000000 [ 1335.624953][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.625002][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.625046][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.625094][ T32] r5:00001000 r4:e01b1000 [ 1335.625146][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.625192][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.625258][ T32] r5:8436438c r4:84364000 [ 1335.625282][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.625355][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.625379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.625455][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.647954][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.648328][ T32] task:kworker/1:348 state:D stack:0 pid:4358 tgid:4358 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.648955][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead71e08 ** 7 printk messages dropped ** [ 1335.649329][ T32] r9:83018205 r8:85250000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1335.649355][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.649421][ T32] r5:00001000 r4:e069d000 [ 1335.649469][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.649514][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.649558][ T32] r5:85113b8c r4:85113800 [ 1335.649615][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.649715][ T32] r7:ddde2d80 r6:83018200 r5:85113b8c r4:851cbf00 [ 1335.649752][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.649849][ T32] r10:61c88647 r9:85250000 r8:851cbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.649923][ T32] r4:851cbf00 [ 1335.649947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.650017][ T32] r10:00000000 r9:851cbf00 r8:8027f5e8 r7:ead6de60 r6:851cbf80 r5:85250000 [ 1335.650065][ T32] r4:00000001 [ 1335.650087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.650125][ T32] Exception stack(0xead71fb0 to 0xead71ff8) [ 1335.650175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.650230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.650263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.650307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.650333][ T32] r4:851bbf40 [ 1335.650792][ T32] INFO: task kworker/1:348:4358 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.650826][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.650907][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.650984][ T32] Call trace: [ 1335.651019][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.651072][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.651096][ T32] r4:00000000 [ 1335.651116][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.651157][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.651220][ T32] 5d20: d4fd2000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.651280][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.651310][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.651336][ T32] r5:80070013 r4:80239bb0 [ 1335.651356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.651440][ T32] r4:82ac11e4 [ 1335.651468][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1335.651781][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 7 printk messages dropped ** [ 1335.652140][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.652419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.652776][ T32] task:kworker/1:349 state:D stack:0 pid:4360 tgid:4360 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.653262][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 ** 2 printk messages dropped ** [ 1335.653406][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.653449][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.653493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85160000 [ 1335.653516][ T32] r4:00000000 [ 1335.653566][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.653619][ T32] r9:83018205 r8:85250c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1335.653642][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.653724][ T32] r5:00001000 r4:e072d000 [ 1335.653744][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.653809][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.653887][ T32] r5:85113f8c r4:85113c00 [ 1335.653911][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.653960][ T32] r7:ddde2d80 r6:83018200 r5:85113f8c r4:8516f000 [ 1335.653981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.654030][ T32] r10:61c88647 r9:85250c00 r8:8516f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.654080][ T32] r4:8516f000 [ 1335.654106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.654175][ T32] r10:00000000 r9:8516f000 r8:8027f5e8 r7:ead6de60 r6:8516f080 r5:85250c00 [ 1335.654203][ T32] r4:00000001 [ 1335.654223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.654259][ T32] Exception stack(0xead75fb0 to 0xead75ff8) [ 1335.654286][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.654338][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.654369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.654408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.654434][ T32] r4:85160100 [ 1335.654740][ T32] INFO: task kworker/1:349:4360 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.654773][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.654851][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.654906][ T32] Call trace: [ 1335.654965][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.655019][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.655043][ T32] r4:00000000 [ 1335.655082][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.655145][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.655189][ T32] 5d20: d4fd2000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.655223][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.655250][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.655275][ T32] r5:80070013 r4:80239bb0 [ 1335.655296][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.655338][ T32] r4:82ac11e4 [ 1335.655357][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.655403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.655426][ T32] r4:e0635dc0 [ 1335.655445][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.655489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.655583][ T32] r4:00000000 [ 1335.673370][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.673483][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.673514][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.673569][ T32] r5:00001000 r4:e01b1000 [ 1335.673592][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.673682][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.673737][ T32] r5:8436438c r4:84364000 [ 1335.673758][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.673832][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.673901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.674046][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.674115][ T32] r4:84be5080 [ 1335.674163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.674270][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 4 printk messages dropped ** [ 1335.674589][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.675137][ T32] task:kworker/1:350 state:D stack:0 pid:4362 tgid:4362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.675260][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.675371][ T32] Call trace: [ 1335.691003][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.691166][ T32] r10:829188dc r9:ead79d84 r8:00000002 r7:60000013 r6:ead79d8c r5:85251800 [ 1335.691225][ T32] r4:85251800 [ 1335.691275][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.691369][ T32] r5:85251800 r4:829188d8 [ 1335.691438][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.691531][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.691639][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead79e08 [ 1335.691711][ T32] r4:00000000 [ 1335.691791][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.691892][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.691985][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.692085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851602c0 [ 1335.692139][ T32] r4:00000000 [ 1335.692238][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.692353][ T32] r9:83018205 r8:85251800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1335.692407][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.692509][ T32] r5:00001000 r4:e07b7000 [ 1335.692558][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.692652][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.692822][ T32] r5:8511c38c r4:8511c000 [ 1335.692887][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.692994][ T32] r7:ddde2d80 r6:83018200 r5:8511c38c r4:8516f100 [ 1335.693046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.693215][ T32] r10:61c88647 r9:85251800 r8:8516f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.693275][ T32] r4:8516f100 [ 1335.693324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.693445][ T32] r10:00000000 r9:8516f100 r8:8027f5e8 r7:ead6de60 r6:8516f180 r5:85251800 [ 1335.693513][ T32] r4:00000001 [ 1335.693571][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.693692][ T32] Exception stack(0xead79fb0 to 0xead79ff8) [ 1335.693792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.693893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.693963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.694032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1335.695079][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.707609][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1335.708105][ T32] r4:e0635dc0 ** 5 printk messages dropped ** [ 1335.708728][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.709583][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.710148][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.710575][ T32] INFO: task kworker/1:351:4364 blocked for more than 462 seconds. [ 1335.710659][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.710717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.710766][ T32] task:kworker/1:351 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.710928][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.711024][ T32] Call trace: [ 1335.711164][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.711277][ T32] r10:829188dc r9:ead65d84 r8:00000002 r7:60000013 r6:ead65d8c r5:85253000 [ 1335.711344][ T32] r4:85253000 [ 1335.711398][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.711512][ T32] r5:85253000 r4:829188d8 [ 1335.711560][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.711650][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.711776][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead65e08 [ 1335.711845][ T32] r4:00000000 [ 1335.711904][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.712003][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.712097][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.712195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85160fc0 [ 1335.712268][ T32] r4:00000000 [ 1335.712331][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.712447][ T32] r9:83018205 r8:85253000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1335.712513][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.712630][ T32] r5:00001000 r4:e8a75000 [ 1335.712684][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.712776][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.712878][ T32] r5:8511d38c r4:8511d000 [ 1335.712944][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.713053][ T32] r7:ddde2d80 r6:83018200 r5:8511d38c r4:8516f200 [ 1335.713157][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.713269][ T32] r10:61c88647 r9:85253000 r8:8516f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.713321][ T32] r4:8516f200 [ 1335.713367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.713469][ T32] r10:00000000 r9:8516f200 r8:8027f5e8 r7:ead79e60 r6:8516f280 r5:85253000 [ 1335.713521][ T32] r4:00000001 [ 1335.713583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1335.713868][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.743560][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.743974][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.744410][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1335.744905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 9 printk messages dropped ** [ 1335.760566][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.761158][ T32] r4:84be5080 ** 2 printk messages dropped ** [ 1335.761416][ T32] r4:00000001 [ 1335.761472][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.761559][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.761642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.761739][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.761820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.761904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.761981][ T32] r4:84be4100 [ 1335.762045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.762111][ T32] INFO: task kworker/1:352:4365 blocked for more than 462 seconds. [ 1335.762200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.762270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.762343][ T32] task:kworker/1:352 state:D stack:0 pid:4365 tgid:4365 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.762466][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.762564][ T32] Call trace: [ 1335.762656][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.762813][ T32] r10:829188dc r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:85254800 [ 1335.762890][ T32] r4:85254800 [ 1335.762944][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.763040][ T32] r5:85254800 r4:829188d8 [ 1335.763091][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.763183][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.763291][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 1335.763348][ T32] r4:00000000 [ 1335.763397][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.763510][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.763638][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.763768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85160bc0 [ 1335.763836][ T32] r4:00000000 [ 1335.763914][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.764027][ T32] r9:83018205 r8:85254800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1335.764093][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.764219][ T32] r5:00001000 r4:e8a1f000 [ 1335.764273][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.764376][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.764477][ T32] r5:8511c78c r4:8511c400 [ 1335.764536][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.764637][ T32] r7:ddde2d80 r6:83018200 r5:8511c78c r4:8516f300 [ 1335.764688][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.764795][ T32] r10:61c88647 r9:85254800 r8:8516f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.764872][ T32] r4:8516f300 [ 1335.764923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.765072][ T32] r10:00000000 r9:8516f300 r8:8027f5e8 r7:ead65e60 r6:8516f380 r5:85254800 [ 1335.765138][ T32] r4:00000001 [ 1335.765207][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.765298][ T32] Exception stack(0xead85fb0 to 0xead85ff8) [ 1335.765360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.765424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.765578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.776631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.776733][ T32] r4:85160580 [ 1335.777769][ T32] INFO: task kworker/1:352:4365 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.777886][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.778130][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.778250][ T32] Call trace: [ 1335.778353][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.778475][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 2 printk messages dropped ** [ 1335.778671][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 7 printk messages dropped ** [ 1335.779323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 9 printk messages dropped ** [ 1335.780190][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.780910][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 7 printk messages dropped ** [ 1335.781499][ T32] r4:84be4100 ** 3 printk messages dropped ** [ 1335.781850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.782777][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.782938][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1335.783001][ T32] r4:00000000 [ 1335.783118][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.783216][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.783317][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.783429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cab40 [ 1335.783483][ T32] r4:00000000 [ 1335.783533][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.783639][ T32] r9:83018005 r8:85253c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1335.783709][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.783838][ T32] r5:00001000 r4:e08cb000 [ 1335.783917][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.784022][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.784118][ T32] r5:851f738c r4:851f7000 [ 1335.784192][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.784393][ T32] r7:dddced80 r6:83018000 r5:851f738c r4:851b9780 [ 1335.784449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.784558][ T32] r10:61c88647 r9:85253c00 r8:851b97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.784638][ T32] r4:851b9780 [ 1335.784693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.784798][ T32] r10:00000000 r9:851b9780 r8:8027f5e8 r7:ead1de60 r6:8516f400 r5:85253c00 [ 1335.784851][ T32] r4:00000001 [ 1335.784906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.784986][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1335.785076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.785160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.785250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.785325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.785378][ T32] r4:851ca740 [ 1335.808890][ T32] INFO: task kworker/0:273:4368 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.809091][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.809275][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.809418][ T32] Call trace: [ 1335.809496][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.809619][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.809706][ T32] r4:00000000 [ 1335.809780][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.809889][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.809968][ T32] 5d20: d5e90000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.810045][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.810112][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.810173][ T32] r5:80070013 r4:80239bb0 [ 1335.810221][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.810323][ T32] r4:82ac11e4 [ 1335.810407][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.810533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.810600][ T32] r4:e0635dc0 [ 1335.810651][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.810757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.810862][ T32] r4:00000000 [ 1335.810931][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.811060][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.811117][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.811217][ T32] r5:00001000 r4:e01b1000 [ 1335.811265][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.811356][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.811475][ T32] r5:8436438c r4:84364000 [ 1335.811526][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.811634][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.811686][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.811794][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.811849][ T32] r4:84be5080 [ 1335.811931][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.812047][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.812099][ T32] r4:00000001 [ 1335.812146][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1335.812442][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.813167][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.813562][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.813686][ T32] r5:85256000 r4:829188d8 [ 1335.813828][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.813944][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.814052][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1335.814103][ T32] r4:00000000 [ 1335.814169][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.814262][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.814345][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.814456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85140b00 [ 1335.814512][ T32] r4:00000000 [ 1335.814560][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.814667][ T32] r9:83018005 r8:85256000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 1 printk messages dropped ** [ 1335.814836][ T32] r5:00001000 r4:eae91000 [ 1335.814891][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.814981][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.815552][ T32] r10:61c88647 r9:85256000 r8:851b982c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1335.840653][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1335.840740][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.840813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.840880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.840967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.841027][ T32] r4:851cac80 [ 1335.841986][ T32] INFO: task kworker/0:274:4369 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.842068][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.842262][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.842400][ T32] Call trace: [ 1335.842476][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.842591][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.842656][ T32] r4:00000000 [ 1335.842705][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.842794][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.842864][ T32] 5d20: d610b000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.842937][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.843029][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.843096][ T32] r5:80070013 r4:80239bb0 [ 1335.843194][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1335.843489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 10 printk messages dropped ** [ 1335.844452][ T32] r5:8436438c r4:84364000 ** 3 printk messages dropped ** [ 1335.844772][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.845533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1335.860504][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.861212][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.862117][ T32] r5:00001000 r4:e49d9000 [ 1335.862168][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.862260][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.862513][ T32] r7:dddced80 r6:83018000 r5:851f778c r4:851b9880 ** 8 printk messages dropped ** [ 1335.863276][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.864762][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.864862][ T32] Call trace: [ 1335.864940][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.865055][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.865135][ T32] r4:00000000 [ 1335.865206][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.865303][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.865375][ T32] 5d20: d63ea000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.865449][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.865584][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.886626][ T32] r5:80070013 r4:80239bb0 [ 1335.886717][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.886845][ T32] r4:82ac11e4 [ 1335.886937][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.887046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.887101][ T32] r4:e0635dc0 [ 1335.887151][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.887251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.887304][ T32] r4:00000000 [ 1335.887369][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.887483][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.887554][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.887679][ T32] r5:00001000 r4:e01b1000 [ 1335.887729][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.887819][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.887920][ T32] r5:8436438c r4:84364000 [ 1335.887987][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.888099][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.888150][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.888255][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.888308][ T32] r4:84be5080 [ 1335.888356][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.888479][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.888556][ T32] r4:00000001 [ 1335.888617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.888738][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.888832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.888907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.888979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.889057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.889121][ T32] r4:84be4100 [ 1335.889183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1335.889379][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1335.889802][ T32] Call trace: [ 1335.889878][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1335.889995][ T32] r10:829188dc r9:ead7dd84 r8:00000002 r7:60000113 r6:ead7dd8c r5:851ab000 [ 1335.890062][ T32] r4:851ab000 [ 1335.890117][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1335.890245][ T32] r5:851ab000 r4:829188d8 [ 1335.890309][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.890403][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.890510][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead7de08 [ 1335.890566][ T32] r4:00000000 [ 1335.890625][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1335.890725][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.890815][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.890922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85167000 [ 1335.890980][ T32] r4:00000000 [ 1335.891049][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.891158][ T32] r9:83018005 r8:851ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1335.891245][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.891348][ T32] r5:00001000 r4:e8a4d000 [ 1335.891395][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.891506][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.891631][ T32] r5:851f7b8c r4:851f7800 [ 1335.891685][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.891948][ T32] r10:61c88647 r9:851ab000 r8:851b992c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.892747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1335.894445][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.894892][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1335.919866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 11 printk messages dropped ** [ 1335.921062][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.921586][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.922251][ T32] task:kworker/1:353 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.923310][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.923689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85160cc0 [ 1335.923745][ T32] r4:00000000 [ 1335.923794][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.923901][ T32] r9:83018205 r8:851abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1335.923970][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.924073][ T32] r5:00001000 r4:e8a39000 [ 1335.924138][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.924235][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.924425][ T32] r5:8511cb8c r4:8511c800 [ 1335.924481][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.924587][ T32] r7:ddde2d80 r6:83018200 r5:8511cb8c r4:8516f580 [ 1335.924646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.924769][ T32] r10:61c88647 r9:851abc00 r8:8516f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.924844][ T32] r4:8516f580 [ 1335.924898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.925006][ T32] r10:00000000 r9:8516f580 r8:8027f5e8 r7:ead65e60 r6:851b9a00 r5:851abc00 [ 1335.925060][ T32] r4:00000001 [ 1335.925109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.925192][ T32] Exception stack(0xead81fb0 to 0xead81ff8) [ 1335.925256][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.925321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.925386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.925453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.925506][ T32] r4:85160c40 [ 1335.941049][ T32] INFO: task kworker/1:353:4375 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.941233][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.941444][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.941602][ T32] Call trace: [ 1335.941745][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.941868][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.941951][ T32] r4:00000000 [ 1335.942006][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.942113][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1335.942215][ T32] 5d20: d6786000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1335.942310][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1335.942381][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1335.942441][ T32] r5:80070013 r4:80239bb0 [ 1335.942492][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.942590][ T32] r4:82ac11e4 [ 1335.942668][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.942780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1335.942850][ T32] r4:e0635dc0 [ 1335.942907][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.943012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1335.943066][ T32] r4:00000000 [ 1335.943131][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.943246][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1335.943320][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.943424][ T32] r5:00001000 r4:e01b1000 [ 1335.943474][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.943583][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.944133][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.944895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1335.945291][ T32] task:kworker/1:354 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.965222][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.965383][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1335.965484][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1335.970783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85160f00 [ 1335.971122][ T32] r4:00000000 [ 1335.971191][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1335.971322][ T32] r9:83018205 r8:851ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1335.971376][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1335.971503][ T32] r5:00001000 r4:e8a6b000 [ 1335.971648][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1335.971747][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.971861][ T32] r5:8511cf8c r4:8511cc00 [ 1335.971933][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.972049][ T32] r7:ddde2d80 r6:83018200 r5:8511cf8c r4:8516f600 [ 1335.972100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.972201][ T32] r10:61c88647 r9:851ac800 r8:8516f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.972270][ T32] r4:8516f600 [ 1335.972321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.972512][ T32] r10:00000000 r9:8516f600 r8:8027f5e8 r7:ead65e60 r6:851b9a80 r5:851ac800 [ 1335.972578][ T32] r4:00000001 [ 1335.972695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.972792][ T32] Exception stack(0xeada1fb0 to 0xeada1ff8) [ 1335.972857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.972923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.972994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.973071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.973153][ T32] r4:85160c40 [ 1335.974130][ T32] INFO: task kworker/1:354:4377 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1335.974245][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.974433][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.974558][ T32] Call trace: [ 1335.974651][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1335.974775][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1335.974836][ T32] r4:00000000 [ 1335.974886][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1335.975226][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1335.996962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 6 printk messages dropped ** [ 1335.997517][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.997707][ T32] r5:8436438c r4:84364000 [ 1335.997767][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.997877][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1335.997929][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.998057][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.998118][ T32] r4:84be5080 [ 1335.998169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.998278][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1335.998353][ T32] r4:00000001 [ 1335.998424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.998540][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1335.998624][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.998696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.998761][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.998838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.999143][ T32] r4:84be4100 [ 1335.999262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.999366][ T32] INFO: task kworker/1:355:4379 blocked for more than 462 seconds. [ 1335.999453][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.999518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.999573][ T32] task:kworker/1:355 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.999741][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.999853][ T32] Call trace: [ 1335.999937][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.000059][ T32] r10:829188dc r9:ead9dd84 r8:00000002 r7:60000013 r6:ead9dd8c r5:851ad400 [ 1336.000123][ T32] r4:851ad400 [ 1336.000175][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.000294][ T32] r5:851ad400 r4:829188d8 [ 1336.000389][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.000492][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.000604][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1336.000672][ T32] r4:00000000 [ 1336.000726][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.000846][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.000939][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.001038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85174140 [ 1336.001098][ T32] r4:00000000 [ 1336.001149][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.001278][ T32] r9:83018205 r8:851ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1336.001356][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.001463][ T32] r5:00001000 r4:eabdb000 [ 1336.001518][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.001752][ T32] r5:8511df8c r4:8511dc00 ** 3 printk messages dropped ** [ 1336.002162][ T32] r10:61c88647 r9:851ad400 r8:8516f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.002926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.004407][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 10 printk messages dropped ** [ 1336.005340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 6 printk messages dropped ** [ 1336.028416][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.028529][ T32] r5:00001000 r4:e01b1000 [ 1336.028579][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.028680][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.028845][ T32] r5:8436438c r4:84364000 [ 1336.028914][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.029050][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.029117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.029237][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.029301][ T32] r4:84be5080 [ 1336.029390][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.029519][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.029592][ T32] r4:00000001 [ 1336.029693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.029794][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.029879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.029983][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.030074][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.030161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.030218][ T32] r4:84be4100 [ 1336.030274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1336.030438][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1336.031090][ T32] r4:851aec00 ** 4 printk messages dropped ** [ 1336.031480][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 ** 5 printk messages dropped ** [ 1336.031903][ T32] r4:00000000 [ 1336.031945][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.032069][ T32] r9:83018205 r8:851aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1336.032129][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.032262][ T32] r5:00001000 r4:eabbb000 [ 1336.032345][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.032442][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.032539][ T32] r5:8511d78c r4:8511d400 [ 1336.032586][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.032703][ T32] r7:ddde2d80 r6:83018200 r5:8511d78c r4:8516f700 [ 1336.032774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.032887][ T32] r10:61c88647 r9:851aec00 r8:8516f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.033038][ T32] r4:8516f700 [ 1336.033097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.033204][ T32] r10:00000000 r9:8516f700 r8:8027f5e8 r7:ead9de60 r6:851b9b80 r5:851aec00 [ 1336.033258][ T32] r4:00000001 [ 1336.033305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.033400][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 1336.033481][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.033593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.033705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.033791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.033865][ T32] r4:85160480 [ 1336.034805][ T32] INFO: task kworker/1:356:4382 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.034898][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.035035][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.066618][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 4 printk messages dropped ** [ 1336.067108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.068011][ T32] r5:00001000 r4:e01b1000 ** 6 printk messages dropped ** [ 1336.068577][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.069099][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.069724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.070610][ T32] r5:851a8c00 r4:829188d8 ** 3 printk messages dropped ** [ 1336.070946][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.071268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85174040 [ 1336.071321][ T32] r4:00000000 [ 1336.071368][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.071495][ T32] r9:83018205 r8:851a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.071565][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.071691][ T32] r5:00001000 r4:eabc9000 [ 1336.071745][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.071833][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.071931][ T32] r5:8511db8c r4:8511d800 [ 1336.071994][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.072127][ T32] r7:ddde2d80 r6:83018200 r5:8511db8c r4:8516f780 [ 1336.072251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.072373][ T32] r10:61c88647 r9:851a8c00 r8:8516f7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.072459][ T32] r4:8516f780 [ 1336.072540][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.072669][ T32] r10:00000000 r9:8516f780 r8:8027f5e8 r7:ead9de60 r6:851b9c00 r5:851a8c00 [ 1336.072725][ T32] r4:00000001 [ 1336.072770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.072869][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1336.072951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.073022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.073086][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.073172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.073250][ T32] r4:851606c0 [ 1336.074225][ T32] INFO: task kworker/1:357:4384 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.074303][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.074494][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.074591][ T32] Call trace: [ 1336.074703][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.074818][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.074875][ T32] r4:00000000 [ 1336.074925][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.075014][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.075083][ T32] 5d20: d6f27000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.075170][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.075268][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.075333][ T32] r5:80070013 r4:80239bb0 [ 1336.075383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.075520][ T32] r4:82ac11e4 [ 1336.096445][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.096633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.096699][ T32] r4:e0635dc0 [ 1336.096769][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.096905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.096969][ T32] r4:00000000 [ 1336.097022][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.097136][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.097196][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.098013][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1336.099021][ T32] INFO: task kworker/1:358:4387 blocked for more than 462 seconds. ** 5 printk messages dropped ** [ 1336.099637][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1336.100365][ T32] r4:00000000 [ 1336.100431][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.100527][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.100620][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.100738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85174440 [ 1336.100813][ T32] r4:00000000 [ 1336.100883][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.100993][ T32] r9:83018205 r8:85252400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1336.101045][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.101142][ T32] r5:00001000 r4:eabf3000 [ 1336.101190][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.101277][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.101372][ T32] r5:8511e78c r4:8511e400 [ 1336.101420][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.101546][ T32] r7:ddde2d80 r6:83018200 r5:8511e78c r4:8516f800 [ 1336.101626][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.101760][ T32] r10:61c88647 r9:85252400 r8:8516f82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.101815][ T32] r4:8516f800 [ 1336.101861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.102004][ T32] r10:00000000 r9:8516f800 r8:8027f5e8 r7:ead9de60 r6:8516f880 r5:85252400 [ 1336.102068][ T32] r4:00000001 [ 1336.102119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.102203][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1336.102283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.102359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.102424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.102493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.102545][ T32] r4:85174100 [ 1336.103482][ T32] INFO: task kworker/1:358:4387 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.103555][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.104370][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 5 printk messages dropped ** [ 1336.104791][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.104993][ T32] r4:e0635dc0 [ 1336.105038][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.105134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.105187][ T32] r4:00000000 [ 1336.105236][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.105341][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.105415][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.129546][ T32] r5:00001000 r4:e01b1000 [ 1336.129791][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.129967][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.130077][ T32] r5:8436438c r4:84364000 [ 1336.130135][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.130254][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.130309][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.130418][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.130474][ T32] r4:84be5080 [ 1336.130524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.130669][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.130755][ T32] r4:00000001 [ 1336.130817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.131122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.131741][ T32] task:kworker/1:359 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1336.133565][ T32] r5:00001000 r4:eabe5000 [ 1336.133611][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.133773][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.133875][ T32] r5:8511e38c r4:8511e000 [ 1336.133927][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.134038][ T32] r7:ddde2d80 r6:83018200 r5:8511e38c r4:8516f900 [ 1336.134099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.134217][ T32] r10:61c88647 r9:85255400 r8:8516f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.134303][ T32] r4:8516f900 [ 1336.134357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.134480][ T32] r10:00000000 r9:8516f900 r8:8027f5e8 r7:eada5e60 r6:8516f980 r5:85255400 [ 1336.134541][ T32] r4:00000001 [ 1336.134607][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.134713][ T32] Exception stack(0xeada9fb0 to 0xeada9ff8) [ 1336.134790][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.135022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1336.157699][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 6 printk messages dropped ** [ 1336.158263][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1336.159327][ T32] r5:8436438c r4:84364000 ** 7 printk messages dropped ** [ 1336.160119][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1336.160262][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.160329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.160422][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.160496][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.160581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.160648][ T32] r4:84be4100 [ 1336.160701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.160768][ T32] INFO: task kworker/1:360:4390 blocked for more than 462 seconds. [ 1336.160840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.160918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.160976][ T32] task:kworker/1:360 state:D stack:0 pid:4390 tgid:4390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.161079][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.161170][ T32] Call trace: [ 1336.161243][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.161349][ T32] r10:829188dc r9:eadb9d84 r8:00000002 r7:60000113 r6:eadb9d8c r5:85248000 [ 1336.161403][ T32] r4:85248000 [ 1336.161467][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.161600][ T32] r5:85248000 r4:829188d8 [ 1336.161687][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.161807][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1336.162247][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1336.162422][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.162645][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.163426][ T32] r10:61c88647 r9:85248000 r8:8516fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.164128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1336.193959][ T32] 5d20: d74a2000 e018f000 00000001 80239b98 7f63d000 00000001 ** 7 printk messages dropped ** [ 1336.194631][ T32] r4:e0635dc0 ** 7 printk messages dropped ** [ 1336.195194][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.211942][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 7 printk messages dropped ** [ 1336.212485][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1336.212839][ T32] task:kworker/0:277 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.213865][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1336.213925][ T32] r4:00000000 [ 1336.213977][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.214067][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.214162][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.214265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85167ec0 [ 1336.214327][ T32] r4:00000000 [ 1336.214381][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.214494][ T32] r9:83018005 r8:85248c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1336.214548][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.214660][ T32] r5:00001000 r4:e08fb000 [ 1336.214737][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.214871][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.214982][ T32] r5:8439df8c r4:8439dc00 [ 1336.215034][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.215141][ T32] r7:dddced80 r6:83018000 r5:8439df8c r4:851b9c80 [ 1336.215194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.215336][ T32] r10:61c88647 r9:85248c00 r8:851b9cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.215404][ T32] r4:851b9c80 [ 1336.215456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.226376][ T32] r10:00000000 r9:851b9c80 r8:8027f5e8 r7:ead95e60 r6:8516fb00 r5:85248c00 [ 1336.226549][ T32] r4:00000001 [ 1336.226610][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.226741][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 1336.226810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.226878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.226945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.227010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.227059][ T32] r4:85167680 [ 1336.227983][ T32] INFO: task kworker/0:277:4392 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.228066][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.228241][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.228357][ T32] Call trace: [ 1336.228430][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.228548][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.228604][ T32] r4:00000000 [ 1336.228663][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.228766][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.228841][ T32] 5d20: d7706000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.228914][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.228984][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.229049][ T32] r5:80070013 r4:80239bb0 [ 1336.229108][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.229207][ T32] r4:82ac11e4 [ 1336.229281][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.229405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.229463][ T32] r4:e0635dc0 [ 1336.229514][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.229625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.229711][ T32] r4:00000000 [ 1336.229765][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.229887][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.229945][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.230069][ T32] r5:00001000 r4:e01b1000 [ 1336.230127][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.230223][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.230327][ T32] r5:8436438c r4:84364000 [ 1336.230380][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.230491][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.230548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.230678][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.230738][ T32] r4:84be5080 [ 1336.230789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.230899][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.230963][ T32] r4:00000001 [ 1336.231020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.231108][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.231192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.231261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.231328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.231399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.231484][ T32] r4:84be4100 [ 1336.231538][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.231607][ T32] INFO: task kworker/1:361:4394 blocked for more than 462 seconds. [ 1336.231696][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.231784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.231844][ T32] task:kworker/1:361 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.231951][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.232261][ T32] r10:829188dc r9:eadc1d84 r8:00000002 r7:60000013 r6:eadc1d8c r5:85249800 ** 6 printk messages dropped ** [ 1336.232827][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.233266][ T32] r4:00000000 [ 1336.233324][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.233441][ T32] r9:83018205 r8:85249800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 ** 2 printk messages dropped ** [ 1336.233704][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1336.234417][ T32] r10:00000000 r9:8516fb80 r8:8027f5e8 r7:eadb9e60 r6:8516fc00 r5:85249800 ** 9 printk messages dropped ** [ 1336.262761][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.262927][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.263085][ T32] Call trace: [ 1336.263170][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.263298][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.263358][ T32] r4:00000000 [ 1336.263446][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.263550][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.263635][ T32] 5d20: d7913000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.263714][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.263781][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.263866][ T32] r5:80070013 r4:80239bb0 [ 1336.263954][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.264062][ T32] r4:82ac11e4 [ 1336.264115][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.264218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.264276][ T32] r4:e0635dc0 ** 1 printk messages dropped ** [ 1336.264429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 7 printk messages dropped ** [ 1336.265123][ T32] r5:8436438c r4:84364000 ** 6 printk messages dropped ** [ 1336.276469][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 8 printk messages dropped ** [ 1336.277129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1336.277896][ T32] r10:829188dc r9:eadc9d84 r8:00000002 r7:60000113 r6:eadc9d8c r5:8524a400 ** 9 printk messages dropped ** [ 1336.278808][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1336.278984][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.279503][ T32] r5:00001000 r4:eac1d000 ** 1 printk messages dropped ** [ 1336.279655][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.279759][ T32] r5:8511f38c r4:8511f000 [ 1336.279835][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.279966][ T32] r7:ddde2d80 r6:83018200 r5:8511f38c r4:8516fc80 [ 1336.280026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.280140][ T32] r10:61c88647 r9:8524a400 r8:8516fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.280197][ T32] r4:8516fc80 [ 1336.280246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.280350][ T32] r10:00000000 r9:8516fc80 r8:8027f5e8 r7:eadb9e60 r6:8516fd00 r5:8524a400 [ 1336.280408][ T32] r4:00000001 [ 1336.280473][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.280591][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1336.280673][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.280747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.280816][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.280896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.280960][ T32] r4:85174740 [ 1336.281919][ T32] INFO: task kworker/1:362:4396 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.282007][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.282190][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.282299][ T32] Call trace: [ 1336.282382][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.282504][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.282568][ T32] r4:00000000 [ 1336.282631][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.282729][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.282828][ T32] 5d20: d7961000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.282914][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.282983][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.283049][ T32] r5:80070013 r4:80239bb0 [ 1336.283105][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.283205][ T32] r4:82ac11e4 [ 1336.283263][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.283368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.283428][ T32] r4:e0635dc0 [ 1336.283477][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.283580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.283638][ T32] r4:00000000 [ 1336.283682][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1336.283822][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.284646][ T32] r4:84be5080 ** 6 printk messages dropped ** [ 1336.285151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.316825][ T32] task:kworker/1:363 state:D stack:0 pid:4397 tgid:4397 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.317791][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.317897][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 1336.317953][ T32] r4:00000000 [ 1336.318019][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.318125][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.318215][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.318315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85174ac0 [ 1336.318369][ T32] r4:00000000 [ 1336.318434][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.318547][ T32] r9:83018205 r8:8524b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1336.318600][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.318706][ T32] r5:00001000 r4:eac2b000 [ 1336.318756][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.318855][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.318959][ T32] r5:8511f78c r4:8511f400 [ 1336.319012][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.319117][ T32] r7:ddde2d80 r6:83018200 r5:8511f78c r4:8516fd80 [ 1336.319175][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.319285][ T32] r10:61c88647 r9:8524b000 r8:8516fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.319342][ T32] r4:8516fd80 [ 1336.319394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.319509][ T32] r10:00000000 r9:8516fd80 r8:8027f5e8 r7:eadc9e60 r6:8516fe00 r5:8524b000 [ 1336.319566][ T32] r4:00000001 [ 1336.319624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.319714][ T32] Exception stack(0xeadd1fb0 to 0xeadd1ff8) [ 1336.319783][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.319854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.319955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.320035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.320098][ T32] r4:85174740 [ 1336.321008][ T32] INFO: task kworker/1:363:4397 is blocked on a mutex likely owned by task kworker/1:289:3825. ** 1 printk messages dropped ** [ 1336.321225][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.321816][ T32] 5d20: d7d07000 e018f000 00000001 80239b98 7f63d000 00000001 ** 9 printk messages dropped ** [ 1336.322560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 9 printk messages dropped ** [ 1336.323342][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 ** 7 printk messages dropped ** [ 1336.323921][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) ** 7 printk messages dropped ** [ 1336.324472][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1336.325009][ T32] r4:8524bc00 ** 5 printk messages dropped ** [ 1336.325554][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.346937][ T32] r4:00000000 [ 1336.346988][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1336.347348][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.347445][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.347545][ T32] r5:8511fb8c r4:8511f800 [ 1336.347595][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.347707][ T32] r7:ddde2d80 r6:83018200 r5:8511fb8c r4:8516fe80 [ 1336.347758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.347880][ T32] r10:61c88647 r9:8524bc00 r8:8516feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.347970][ T32] r4:8516fe80 [ 1336.348027][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.348153][ T32] r10:00000000 r9:8516fe80 r8:8027f5e8 r7:eadd1e60 r6:8516ff00 r5:8524bc00 [ 1336.348217][ T32] r4:00000001 [ 1336.348267][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.348353][ T32] Exception stack(0xeadcdfb0 to 0xeadcdff8) [ 1336.348425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.348494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.348576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.348659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.348715][ T32] r4:85174c40 [ 1336.349677][ T32] INFO: task kworker/1:364:4399 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.349767][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.349925][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.350034][ T32] Call trace: [ 1336.350108][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.350220][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.350281][ T32] r4:00000000 [ 1336.350331][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.350424][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.350497][ T32] 5d20: d7e99000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.350572][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.350646][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.350705][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1336.350840][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1336.351508][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 7 printk messages dropped ** [ 1336.352169][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.352874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.353292][ T32] task:kworker/1:365 state:D stack:0 pid:4403 tgid:4403 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.354405][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.354654][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.354809][ T32] r9:83018205 r8:8524c800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 ** 7 printk messages dropped ** [ 1336.355509][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1336.387128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.388741][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.388805][ T32] r4:00000000 [ 1336.388860][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.388976][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.389067][ T32] 5d20: d80a9000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.389141][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.389211][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.389278][ T32] r5:80070013 r4:80239bb0 [ 1336.389337][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.389438][ T32] r4:82ac11e4 [ 1336.389488][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.389622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.389730][ T32] r4:e0635dc0 [ 1336.389788][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.389897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.389954][ T32] r4:00000000 [ 1336.390003][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.390113][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.390169][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.390266][ T32] r5:00001000 r4:e01b1000 [ 1336.390316][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.390408][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.390527][ T32] r5:8436438c r4:84364000 [ 1336.390582][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.390697][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.390748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.390857][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.390915][ T32] r4:84be5080 [ 1336.390964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.391072][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.391146][ T32] r4:00000001 [ 1336.391202][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.391287][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.391403][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.391510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.391577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.391658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.391713][ T32] r4:84be4100 [ 1336.391763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.391851][ T32] INFO: task kworker/1:366:4404 blocked for more than 462 seconds. [ 1336.391952][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.392017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1336.392170][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.392784][ T32] r5:8524e000 r4:829188d8 ** 5 printk messages dropped ** [ 1336.393227][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.393492][ T32] r4:00000000 [ 1336.393539][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1336.393932][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1336.394575][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.395163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1336.418043][ T32] 5d20: d8161000 e018f000 00000001 80239b98 7f63d000 00000001 ** 1 printk messages dropped ** [ 1336.418195][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.418261][ T32] r5:80070013 r4:80239bb0 [ 1336.418310][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.418424][ T32] r4:82ac11e4 [ 1336.418498][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.418659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.418732][ T32] r4:e0635dc0 [ 1336.418785][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.418891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.418951][ T32] r4:00000000 [ 1336.419025][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.419161][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.419235][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.419363][ T32] r5:00001000 r4:e01b1000 [ 1336.419429][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.419524][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.419652][ T32] r5:8436438c r4:84364000 [ 1336.419713][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.419903][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.419968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.420085][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.420146][ T32] r4:84be5080 [ 1336.420198][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.420307][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.420383][ T32] r4:00000001 [ 1336.420437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.420537][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.420604][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.420707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.420780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.420850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.420907][ T32] r4:84be4100 [ 1336.420966][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.421033][ T32] INFO: task kworker/1:367:4406 blocked for more than 462 seconds. [ 1336.421124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.421189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.421231][ T32] task:kworker/1:367 state:D stack:0 pid:4406 tgid:4406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.421318][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.421395][ T32] Call trace: [ 1336.421503][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.421641][ T32] r10:829188dc r9:eadd9d84 r8:00000002 r7:60000013 r6:eadd9d8c r5:8524ec00 [ 1336.421755][ T32] r4:8524ec00 [ 1336.421811][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.421909][ T32] r5:8524ec00 r4:829188d8 [ 1336.421979][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.422112][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.422226][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 ** 4 printk messages dropped ** [ 1336.422696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851486c0 [ 1336.422752][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.422903][ T32] r9:83018205 r8:8524ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 6 printk messages dropped ** [ 1336.423440][ T32] r7:ddde2d80 r6:83018200 r5:8512938c r4:8514f180 ** 7 printk messages dropped ** [ 1336.424057][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) ** 7 printk messages dropped ** [ 1336.425548][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.453745][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 5 printk messages dropped ** [ 1336.453972][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1336.454301][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 7 printk messages dropped ** [ 1336.454672][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.454727][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.454772][ T32] r4:84be5080 [ 1336.454796][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.454861][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.454899][ T32] r4:00000001 [ 1336.454922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.454959][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.454988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.455018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.455046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.455123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.455150][ T32] r4:84be4100 [ 1336.455174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.455225][ T32] INFO: task kworker/1:368:4407 blocked for more than 462 seconds. [ 1336.455282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.455333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.455379][ T32] task:kworker/1:368 state:D stack:0 pid:4407 tgid:4407 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.455632][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.460770][ T32] Call trace: [ 1336.460858][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.460926][ T32] r10:829188dc r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:85258000 [ 1336.460953][ T32] r4:85258000 [ 1336.460974][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.461061][ T32] r5:85258000 r4:829188d8 [ 1336.461087][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.461172][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.461228][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1336.461251][ T32] r4:00000000 [ 1336.461271][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.461372][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.461442][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.461518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148280 [ 1336.461547][ T32] r4:00000000 [ 1336.461569][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.461672][ T32] r9:83018205 r8:85258000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.461722][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.461774][ T32] r5:00001000 r4:dfef7000 [ 1336.461795][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.461836][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.461881][ T32] r5:8512878c r4:85128400 [ 1336.461902][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.461952][ T32] r7:ddde2d80 r6:83018200 r5:8512878c r4:8514f280 [ 1336.461978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.462031][ T32] r10:61c88647 r9:85258000 r8:8514f2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.462066][ T32] r4:8514f280 [ 1336.462090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.462145][ T32] r10:00000000 r9:8514f280 r8:8027f5e8 r7:eadd9e60 r6:8514f300 r5:85258000 ** 7 printk messages dropped ** [ 1336.462460][ T32] r4:85174f40 ** 10 printk messages dropped ** [ 1336.463644][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 ** 19 printk messages dropped ** [ 1336.464499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1336.465251][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1336.478350][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.478396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148340 [ 1336.478419][ T32] r4:00000000 [ 1336.478452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.478508][ T32] r9:83018205 r8:8525a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1336.478553][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.478635][ T32] r5:00001000 r4:e0143000 [ 1336.478666][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.478783][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.478869][ T32] r5:85128b8c r4:85128800 ** 2 printk messages dropped ** [ 1336.479015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1336.480643][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 17 printk messages dropped ** [ 1336.481226][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1336.482121][ T32] INFO: task kworker/1:370:4413 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.482548][ T32] r4:85259800 ** 9 printk messages dropped ** [ 1336.483031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851485c0 ** 6 printk messages dropped ** [ 1336.483316][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.484638][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1336.485167][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1336.512847][ T32] r5:8436438c r4:84364000 ** 3 printk messages dropped ** [ 1336.513064][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.513122][ T32] r4:84be5080 [ 1336.513177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.513285][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.513338][ T32] r4:00000001 [ 1336.513389][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.513474][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.513543][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.513719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.513819][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.513924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.513953][ T32] r4:84be4100 [ 1336.514002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.514091][ T32] INFO: task kworker/1:371:4415 blocked for more than 463 seconds. [ 1336.514176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.514207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.514230][ T32] task:kworker/1:371 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.514319][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.514369][ T32] Call trace: [ 1336.514425][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.514486][ T32] r10:829188dc r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:8525b000 [ 1336.514510][ T32] r4:8525b000 [ 1336.514530][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.514602][ T32] r5:8525b000 r4:829188d8 [ 1336.514634][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.514677][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.514758][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1336.514829][ T32] r4:00000000 [ 1336.514854][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.514922][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.514968][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.515015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148780 [ 1336.515038][ T32] r4:00000000 [ 1336.515082][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1336.524202][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 17 printk messages dropped ** [ 1336.529303][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 14 printk messages dropped ** [ 1336.530035][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1336.530915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1336.531788][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1336.532454][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.533912][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.533958][ T32] Call trace: [ 1336.534008][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.534065][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.534090][ T32] r4:00000000 [ 1336.534109][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.534149][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.534180][ T32] 5d20: d91d4000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.534211][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.534238][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.534293][ T32] r5:80070013 r4:80239bb0 [ 1336.534319][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.534363][ T32] r4:82ac11e4 [ 1336.534393][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.534457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.534526][ T32] r4:e0635dc0 [ 1336.534571][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.534638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.534684][ T32] r4:00000000 [ 1336.534708][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.534761][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.534783][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.534827][ T32] r5:00001000 r4:e01b1000 [ 1336.534847][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.534902][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.534952][ T32] r5:8436438c r4:84364000 [ 1336.534973][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.535045][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.535071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.535301][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 7 printk messages dropped ** [ 1336.554400][ T32] r4:84be4100 ** 2 printk messages dropped ** [ 1336.554540][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1336.554855][ T32] r10:829188dc r9:eade9d84 r8:00000002 r7:60000013 r6:eade9d8c r5:8525c800 ** 8 printk messages dropped ** [ 1336.555230][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.555428][ T32] r4:00000000 [ 1336.555452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.560091][ T32] r5:00001000 r4:e087f000 ** 3 printk messages dropped ** [ 1336.560280][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.560579][ T32] Exception stack(0xeade9fb0 to 0xeade9ff8) ** 4 printk messages dropped ** [ 1336.560856][ T32] r4:85148b00 [ 1336.561357][ T32] INFO: task kworker/1:373:4418 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.561393][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.561490][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.561541][ T32] Call trace: [ 1336.561597][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.561696][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.561723][ T32] r4:00000000 [ 1336.561768][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.561813][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.561868][ T32] 5d20: d95d2000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.561919][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.561950][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.562025][ T32] r5:80070013 r4:80239bb0 [ 1336.562049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.562093][ T32] r4:82ac11e4 [ 1336.562135][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.562186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.562210][ T32] r4:e0635dc0 [ 1336.562253][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.562324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.562350][ T32] r4:00000000 [ 1336.562371][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.562423][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.562467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.562517][ T32] r5:00001000 r4:e01b1000 [ 1336.562537][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.562579][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.562660][ T32] r5:8436438c r4:84364000 [ 1336.562713][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.562789][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.562814][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.562901][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.562928][ T32] r4:84be5080 [ 1336.562969][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.563069][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.563118][ T32] r4:00000001 [ 1336.563184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.563225][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.563254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.563283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.563311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.563385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.563412][ T32] r4:84be4100 [ 1336.563433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.563482][ T32] INFO: task kworker/1:374:4421 blocked for more than 463 seconds. [ 1336.563519][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.563546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.563569][ T32] task:kworker/1:374 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.563686][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.563773][ T32] Call trace: [ 1336.563870][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.563968][ T32] r10:829188dc r9:eadedd84 r8:00000002 r7:60000113 r6:eadedd8c r5:8525d400 [ 1336.563996][ T32] r4:8525d400 ** 1 printk messages dropped ** [ 1336.564061][ T32] r5:8525d400 r4:829188d8 ** 5 printk messages dropped ** [ 1336.564254][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.564433][ T32] r4:00000000 [ 1336.564480][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.564532][ T32] r9:83018205 r8:8525d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 ** 3 printk messages dropped ** [ 1336.564686][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.565077][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.565260][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.578966][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.579190][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.579216][ T32] r4:00000000 [ 1336.579238][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.579281][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.579313][ T32] 5d20: d9bac000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.579345][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.579375][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.579402][ T32] r5:80070013 r4:80239bb0 [ 1336.579423][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.579510][ T32] r4:82ac11e4 [ 1336.579541][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.579601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.579638][ T32] r4:e0635dc0 [ 1336.579689][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.579752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.579775][ T32] r4:00000000 [ 1336.579809][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.579865][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.579888][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.579934][ T32] r5:00001000 r4:e01b1000 [ 1336.579954][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.579994][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.580039][ T32] r5:8436438c r4:84364000 [ 1336.580080][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.580134][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.580155][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.580207][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.580230][ T32] r4:84be5080 [ 1336.580268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.580322][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 7 printk messages dropped ** [ 1336.580640][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1336.580901][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.581274][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.581517][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.581593][ T32] r9:83018205 r8:85258c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 16 printk messages dropped ** [ 1336.582305][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1336.583232][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1336.583735][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.584257][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 10 printk messages dropped ** [ 1336.584846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.584889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.584913][ T32] task:kworker/0:278 state:D stack:0 pid:4426 tgid:4426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.585047][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.585122][ T32] Call trace: [ 1336.585180][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.585231][ T32] r10:829188dc r9:eadf9d84 r8:00000002 r7:60000113 r6:eadf9d8c r5:8524d400 [ 1336.585255][ T32] r4:8524d400 [ 1336.585318][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.585365][ T32] r5:8524d400 r4:829188d8 [ 1336.585406][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.585451][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.609775][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf9e08 [ 1336.609895][ T32] r4:00000000 [ 1336.609944][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.610046][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.610254][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.610562][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1336.611327][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1336.613203][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 ** 16 printk messages dropped ** [ 1336.614426][ T32] r5:8436438c r4:84364000 ** 7 printk messages dropped ** [ 1336.614981][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.615402][ T32] r4:84be4100 ** 8 printk messages dropped ** [ 1336.637759][ T32] r10:829188dc r9:eade5d84 r8:00000002 r7:60000113 r6:eade5d8c r5:84a08c00 ** 8 printk messages dropped ** [ 1336.638153][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1336.638337][ T32] r9:83018205 r8:84a08c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1336.638360][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.638405][ T32] r5:00001000 r4:e49b0000 [ 1336.638427][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.638536][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.638588][ T32] r5:8512ab8c r4:8512a800 [ 1336.638609][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.638703][ T32] r7:ddde2d80 r6:83018200 r5:8512ab8c r4:8514fb00 [ 1336.638745][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.638849][ T32] r10:61c88647 r9:84a08c00 r8:8514fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.638883][ T32] r4:8514fb00 [ 1336.639362][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.639453][ T32] r10:00000000 r9:8514fb00 r8:8027f5e8 r7:eadede60 r6:851b9d80 r5:84a08c00 [ 1336.639484][ T32] r4:00000001 [ 1336.639507][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.639548][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1336.639991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.640028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.640058][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.640089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.640113][ T32] r4:851461c0 [ 1336.640617][ T32] INFO: task kworker/1:376:4427 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.640653][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.640765][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.640885][ T32] Call trace: [ 1336.640923][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.640980][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.641005][ T32] r4:00000000 [ 1336.641025][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.641068][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.641099][ T32] 5d20: da187000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.641132][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.641159][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.641185][ T32] r5:80070013 r4:80239bb0 [ 1336.641206][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.641248][ T32] r4:82ac11e4 [ 1336.641269][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.641315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.641341][ T32] r4:e0635dc0 [ 1336.641361][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.641406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.641429][ T32] r4:00000000 [ 1336.641449][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.641498][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.641520][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.641566][ T32] r5:00001000 r4:e01b1000 [ 1336.641585][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.641738][ T32] r5:8436438c r4:84364000 [ 1336.641762][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.641812][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.641833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.641887][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.641911][ T32] r4:84be5080 [ 1336.641932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.641982][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.642005][ T32] r4:00000001 [ 1336.642025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.642061][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.642195][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.642320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.642390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.642444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.642470][ T32] r4:84be4100 [ 1336.642491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.642519][ T32] INFO: task kworker/1:377:4429 blocked for more than 463 seconds. [ 1336.642549][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.642574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.642596][ T32] task:kworker/1:377 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1336.642821][ T32] r10:829188dc r9:eadfdd84 r8:00000002 r7:60000013 r6:eadfdd8c r5:84a0a400 ** 9 printk messages dropped ** [ 1336.643147][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1336.643216][ T32] r4:00000000 [ 1336.643237][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1336.643448][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.643497][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.643544][ T32] r5:8512b78c r4:8512b400 [ 1336.643565][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.643621][ T32] r7:ddde2d80 r6:83018200 r5:8512b78c r4:8514fb80 [ 1336.643644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.643781][ T32] r10:61c88647 r9:84a0a400 r8:8514fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.643811][ T32] r4:8514fb80 [ 1336.643831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.643885][ T32] r10:00000000 r9:8514fb80 r8:8027f5e8 r7:eade5e60 r6:851b9e00 r5:84a0a400 [ 1336.643911][ T32] r4:00000001 [ 1336.643931][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.644057][ T32] Exception stack(0xeadfdfb0 to 0xeadfdff8) [ 1336.644091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.644170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.644225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.644282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.644309][ T32] r4:85146280 [ 1336.644658][ T32] INFO: task kworker/1:377:4429 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.644695][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.644832][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.644884][ T32] Call trace: [ 1336.644916][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.644969][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.645024][ T32] r4:00000000 [ 1336.645049][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.645092][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 3 printk messages dropped ** [ 1336.645227][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1336.645381][ T32] r4:e0635dc0 ** 5 printk messages dropped ** [ 1336.676895][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1336.677463][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.677568][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.677765][ T32] r4:84be5080 [ 1336.677847][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.677992][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.678049][ T32] r4:00000001 [ 1336.678093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.678170][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.678233][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.678301][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.678359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.678610][ T32] INFO: task kworker/1:378:4430 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.679417][ T32] r4:84a0b000 ** 4 printk messages dropped ** [ 1336.679850][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 ** 5 printk messages dropped ** [ 1336.680297][ T32] r4:00000000 [ 1336.680347][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1336.680483][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.680573][ T32] r5:00001000 r4:e49e3000 [ 1336.680627][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.680712][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.680853][ T32] r5:8512af8c r4:8512ac00 [ 1336.680908][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.681001][ T32] r7:ddde2d80 r6:83018200 r5:8512af8c r4:8514fc00 [ 1336.681044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.681146][ T32] r10:61c88647 r9:84a0b000 r8:8514fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.681195][ T32] r4:8514fc00 [ 1336.681273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.681439][ T32] r10:00000000 r9:8514fc00 r8:8027f5e8 r7:eadfde60 r6:851b9e80 r5:84a0b000 [ 1336.681500][ T32] r4:00000001 [ 1336.681542][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.681626][ T32] Exception stack(0xeae01fb0 to 0xeae01ff8) [ 1336.681733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.681872][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.681938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.682000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.682050][ T32] r4:85146100 [ 1336.682893][ T32] INFO: task kworker/1:378:4430 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.682967][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1336.683396][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 ** 4 printk messages dropped ** [ 1336.683809][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 ** 9 printk messages dropped ** [ 1336.684556][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.685123][ T32] r5:8436438c r4:84364000 ** 3 printk messages dropped ** [ 1336.707848][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.708330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.708692][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.709109][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae05e08 ** 3 printk messages dropped ** [ 1336.709251][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.709296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851465c0 [ 1336.709320][ T32] r4:00000000 [ 1336.709375][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.709464][ T32] r9:83018205 r8:84a0bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1336.709491][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.709539][ T32] r5:00001000 r4:e8a0b000 [ 1336.709559][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.709601][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.709749][ T32] r5:8512b38c r4:8512b000 [ 1336.709807][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.709882][ T32] r7:ddde2d80 r6:83018200 r5:8512b38c r4:8514fc80 [ 1336.709933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.709997][ T32] r10:61c88647 r9:84a0bc00 r8:8514fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.710021][ T32] r4:8514fc80 [ 1336.710076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.710129][ T32] r10:00000000 r9:8514fc80 r8:8027f5e8 r7:eadfde60 r6:851b9f00 r5:84a0bc00 [ 1336.710193][ T32] r4:00000001 [ 1336.710232][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.710307][ T32] Exception stack(0xeae05fb0 to 0xeae05ff8) [ 1336.710339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.710406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.710437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.710469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.710505][ T32] r4:85146400 [ 1336.711016][ T32] INFO: task kworker/1:379:4433 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.711081][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.711148][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.711196][ T32] Call trace: [ 1336.711226][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.711279][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.711303][ T32] r4:00000000 [ 1336.711344][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.711448][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.711485][ T32] 5d20: da992000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.711518][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.711575][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.711605][ T32] r5:80070013 r4:80239bb0 [ 1336.711656][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.711736][ T32] r4:82ac11e4 [ 1336.711763][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.711813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.711854][ T32] r4:e0635dc0 [ 1336.711908][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.711960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.711984][ T32] r4:00000000 [ 1336.712031][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.712088][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.712110][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.712315][ T32] r5:8436438c r4:84364000 ** 2 printk messages dropped ** [ 1336.712451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.712804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.713123][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.713370][ T32] r4:84a0c800 [ 1336.713390][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.713434][ T32] r5:84a0c800 r4:829188d8 [ 1336.713469][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.713516][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.713596][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 1336.713625][ T32] r4:00000000 [ 1336.713710][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.713773][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.713815][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.713868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146740 [ 1336.713893][ T32] r4:00000000 [ 1336.713944][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.713998][ T32] r9:83018205 r8:84a0c800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1336.714051][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.714101][ T32] r5:00001000 r4:eab1f000 [ 1336.714152][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.714198][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.714245][ T32] r5:8512bb8c r4:8512b800 [ 1336.714293][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.714346][ T32] r7:ddde2d80 r6:83018200 r5:8512bb8c r4:8514fd00 [ 1336.714369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.714419][ T32] r10:61c88647 r9:84a0c800 r8:8514fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.714469][ T32] r4:8514fd00 [ 1336.714504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.714557][ T32] r10:00000000 r9:8514fd00 r8:8027f5e8 r7:eadfde60 r6:851b9f80 r5:84a0c800 [ 1336.714633][ T32] r4:00000001 [ 1336.714690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.714731][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1336.714775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.714842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.714879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.714949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.714977][ T32] r4:85146700 [ 1336.715375][ T32] INFO: task kworker/1:380:4435 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.715422][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.741046][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.741333][ T32] Call trace: [ 1336.741409][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.741529][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.741586][ T32] r4:00000000 [ 1336.741639][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.741745][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.741813][ T32] 5d20: dae9f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.741918][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.742041][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.742103][ T32] r5:80070013 r4:80239bb0 [ 1336.742151][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.742321][ T32] r4:82ac11e4 [ 1336.742371][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.742547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.742605][ T32] r4:e0635dc0 [ 1336.742757][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.742868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.742921][ T32] r4:00000000 [ 1336.742995][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.743104][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.743153][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.743244][ T32] r5:00001000 r4:e01b1000 [ 1336.743288][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.743377][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.743477][ T32] r5:8436438c r4:84364000 [ 1336.743528][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.743828][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.743957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.744196][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.744404][ T32] r4:84be5080 [ 1336.744463][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.744568][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.744618][ T32] r4:00000001 [ 1336.744672][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.744746][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.744804][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.744864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.744924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.744991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.745040][ T32] r4:84be4100 [ 1336.745088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.745148][ T32] INFO: task kworker/1:381:4437 blocked for more than 463 seconds. [ 1336.745214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.745267][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.745313][ T32] task:kworker/1:381 state:D stack:0 pid:4437 tgid:4437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.745535][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.755347][ T32] Call trace: [ 1336.755490][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1336.756261][ T32] r4:84a0d400 ** 1 printk messages dropped ** [ 1336.756426][ T32] r5:84a0d400 r4:829188d8 ** 2 printk messages dropped ** [ 1336.756702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 ** 3 printk messages dropped ** [ 1336.757067][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1336.757254][ T32] r4:00000000 [ 1336.757317][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.757424][ T32] r9:83018205 r8:84a0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1336.757478][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.757586][ T32] r5:00001000 r4:eab41000 [ 1336.757682][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.757785][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.757887][ T32] r5:8512bf8c r4:8512bc00 [ 1336.757940][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.758051][ T32] r7:ddde2d80 r6:83018200 r5:8512bf8c r4:8514fd80 [ 1336.758104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.758209][ T32] r10:61c88647 r9:84a0d400 r8:8514fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.758265][ T32] r4:8514fd80 [ 1336.758365][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.758478][ T32] r10:00000000 r9:8514fd80 r8:8027f5e8 r7:eae09e60 r6:8513e000 r5:84a0d400 [ 1336.758535][ T32] r4:00000001 [ 1336.758586][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.758691][ T32] Exception stack(0xeae0dfb0 to 0xeae0dff8) [ 1336.758767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.758843][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.758955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.759040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.759098][ T32] r4:85146780 [ 1336.760031][ T32] INFO: task kworker/1:381:4437 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.760145][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.760299][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.760440][ T32] Call trace: [ 1336.760532][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.760652][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.760711][ T32] r4:00000000 [ 1336.760772][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.760886][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.760970][ T32] 5d20: dae9f000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.761043][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.761107][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.761165][ T32] r5:80070013 r4:80239bb0 [ 1336.761214][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.761308][ T32] r4:82ac11e4 [ 1336.761360][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.761460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.761516][ T32] r4:e0635dc0 [ 1336.761563][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.761704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.761762][ T32] r4:00000000 [ 1336.761811][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.761922][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.761976][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.762072][ T32] r5:00001000 r4:e01b1000 [ 1336.762120][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.762231][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.762334][ T32] r5:8436438c r4:84364000 [ 1336.762384][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.762489][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.762540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.762655][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.762710][ T32] r4:84be5080 [ 1336.762759][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.762867][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.762922][ T32] r4:00000001 [ 1336.762971][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.763052][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.763117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.763184][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.763251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.763322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.763376][ T32] r4:84be4100 [ 1336.763425][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.763510][ T32] INFO: task kworker/1:382:4439 blocked for more than 463 seconds. [ 1336.763586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.763653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.763703][ T32] task:kworker/1:382 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.763805][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.763946][ T32] Call trace: [ 1336.764017][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.764124][ T32] r10:829188dc r9:eae11d84 r8:00000002 r7:60000013 r6:eae11d8c r5:84a0e000 [ 1336.764199][ T32] r4:84a0e000 [ 1336.764253][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.764347][ T32] r5:84a0e000 r4:829188d8 [ 1336.764394][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.764484][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.764599][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [ 1336.764664][ T32] r4:00000000 [ 1336.764712][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.764798][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.764900][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.765022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851469c0 [ 1336.765090][ T32] r4:00000000 [ 1336.765156][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.765266][ T32] r9:83018205 r8:84a0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1336.765316][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.765441][ T32] r5:00001000 r4:eab69000 [ 1336.765603][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.788365][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.788547][ T32] r5:8513038c r4:85130000 [ 1336.788602][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.788842][ T32] r7:ddde2d80 r6:83018200 r5:8513038c r4:8514fe00 [ 1336.788916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.789025][ T32] r10:61c88647 r9:84a0e000 r8:8514fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.789111][ T32] r4:8514fe00 [ 1336.789166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.789310][ T32] r10:00000000 r9:8514fe00 r8:8027f5e8 r7:eae0de60 r6:8513e080 r5:84a0e000 [ 1336.789374][ T32] r4:00000001 [ 1336.789493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.789634][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1336.789741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.789829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.789937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.790337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.790403][ T32] r4:851468c0 [ 1336.791350][ T32] INFO: task kworker/1:382:4439 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.791454][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.791920][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.792031][ T32] Call trace: [ 1336.792106][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.792228][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.792285][ T32] r4:00000000 [ 1336.792366][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.792434][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.792467][ T32] 5d20: db646000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.792534][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.792593][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.792673][ T32] r5:80070013 r4:80239bb0 [ 1336.792751][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.792810][ T32] r4:82ac11e4 [ 1336.792887][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.792969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.792996][ T32] r4:e0635dc0 [ 1336.793017][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.793065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.793118][ T32] r4:00000000 [ 1336.793142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.793208][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.793234][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.793281][ T32] r5:00001000 r4:e01b1000 [ 1336.793303][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.793344][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.793389][ T32] r5:8436438c r4:84364000 [ 1336.793409][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.793458][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.793479][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.793560][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.793588][ T32] r4:84be5080 [ 1336.793644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.793787][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.793845][ T32] r4:00000001 [ 1336.793906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.793961][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.794015][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.794078][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.794112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.794144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.794167][ T32] r4:84be4100 [ 1336.794248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.794316][ T32] INFO: task kworker/1:383:4441 blocked for more than 463 seconds. [ 1336.794382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.794446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.794472][ T32] task:kworker/1:383 state:D stack:0 pid:4441 tgid:4441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.794522][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.794565][ T32] Call trace: [ 1336.794641][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.794723][ T32] r10:829188dc r9:eae19d84 r8:00000002 r7:60000113 r6:eae19d8c r5:84a09800 [ 1336.794751][ T32] r4:84a09800 [ 1336.794772][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.794815][ T32] r5:84a09800 r4:829188d8 [ 1336.794835][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.794918][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.794973][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1336.795034][ T32] r4:00000000 [ 1336.795089][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.795133][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.795171][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.795216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146b40 [ 1336.795239][ T32] r4:00000000 [ 1336.795258][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.795306][ T32] r9:83018205 r8:84a09800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1336.795327][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.795371][ T32] r5:00001000 r4:eac3b000 [ 1336.795391][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.795430][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.822712][ T32] r5:8513078c r4:85130400 [ 1336.822798][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.822885][ T32] r7:ddde2d80 r6:83018200 r5:8513078c r4:8514fe80 [ 1336.822911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.822964][ T32] r10:61c88647 r9:84a09800 r8:8514feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.823014][ T32] r4:8514fe80 [ 1336.823055][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.823141][ T32] r10:00000000 r9:8514fe80 r8:8027f5e8 r7:eae11e60 r6:8513e100 r5:84a09800 [ 1336.823263][ T32] r4:00000001 [ 1336.823308][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.823359][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1336.823430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.823468][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.823498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.823549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.823609][ T32] r4:85146a00 [ 1336.824225][ T32] INFO: task kworker/1:383:4441 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.824272][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.824346][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.824399][ T32] Call trace: [ 1336.824466][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.824526][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.824563][ T32] r4:00000000 [ 1336.824586][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.824658][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.824722][ T32] 5d20: dbce3000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.824758][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.824816][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.824875][ T32] r5:80070013 r4:80239bb0 [ 1336.824931][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.824993][ T32] r4:82ac11e4 [ 1336.825014][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.825061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.825084][ T32] r4:e0635dc0 [ 1336.825104][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.825150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.825174][ T32] r4:00000000 [ 1336.825194][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.825245][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.825295][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.825389][ T32] r5:00001000 r4:e01b1000 [ 1336.825421][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.825504][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.838294][ T32] r5:8436438c r4:84364000 [ 1336.838413][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.838496][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.838550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.838713][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.838761][ T32] r4:84be5080 [ 1336.838783][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.838837][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.838870][ T32] r4:00000001 [ 1336.838927][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.838970][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.839033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.839104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.839154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.839188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.839212][ T32] r4:84be4100 [ 1336.839266][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.839302][ T32] INFO: task kworker/1:384:4444 blocked for more than 463 seconds. [ 1336.839339][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.839388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.839475][ T32] task:kworker/1:384 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.839602][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.839683][ T32] Call trace: [ 1336.839756][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.839815][ T32] r10:829188dc r9:eae25d84 r8:00000002 r7:60000013 r6:eae25d8c r5:851aa400 [ 1336.839842][ T32] r4:851aa400 [ 1336.839870][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.839916][ T32] r5:851aa400 r4:829188d8 [ 1336.839938][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.839980][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.840062][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 [ 1336.840089][ T32] r4:00000000 [ 1336.840110][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.840185][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.840229][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.840275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146c00 [ 1336.840328][ T32] r4:00000000 [ 1336.840352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.840435][ T32] r9:83018205 r8:851aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1336.840477][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.840529][ T32] r5:00001000 r4:eac4d000 [ 1336.840552][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.840630][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.840680][ T32] r5:85130b8c r4:85130800 [ 1336.840701][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.840749][ T32] r7:ddde2d80 r6:83018200 r5:85130b8c r4:8514ff00 [ 1336.840770][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.840850][ T32] r10:61c88647 r9:851aa400 r8:8514ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.840884][ T32] r4:8514ff00 [ 1336.840904][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.840953][ T32] r10:00000000 r9:8514ff00 r8:8027f5e8 r7:eae19e60 r6:8513e180 r5:851aa400 [ 1336.840978][ T32] r4:00000001 [ 1336.841022][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.841062][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1336.841090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.841146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.841178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.841219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.841271][ T32] r4:85146ac0 [ 1336.841855][ T32] INFO: task kworker/1:384:4444 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.841904][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.841982][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.842057][ T32] Call trace: [ 1336.842358][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.842563][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.842636][ T32] r4:00000000 [ 1336.842703][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.842859][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.842973][ T32] 5d20: dc22e000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.843051][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.843177][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.843242][ T32] r5:80070013 r4:80239bb0 [ 1336.843291][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.843381][ T32] r4:82ac11e4 [ 1336.843430][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.843532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.843628][ T32] r4:e0635dc0 [ 1336.843685][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.843785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.843841][ T32] r4:00000000 [ 1336.843914][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.844033][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.844110][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.844209][ T32] r5:00001000 r4:e01b1000 [ 1336.844256][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.844380][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.844485][ T32] r5:8436438c r4:84364000 [ 1336.844537][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.844656][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.844708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.844816][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.844921][ T32] r4:84be5080 [ 1336.844979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.845083][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.845140][ T32] r4:00000001 [ 1336.845189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.845268][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1336.845330][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.845398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.845461][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.870235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.870383][ T32] r4:84be4100 [ 1336.870572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.870675][ T32] INFO: task kworker/1:385:4445 blocked for more than 463 seconds. [ 1336.870752][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.870878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.870937][ T32] task:kworker/1:385 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.871101][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.871228][ T32] Call trace: [ 1336.871374][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.871512][ T32] r10:829188dc r9:eae29d84 r8:00000002 r7:60000113 r6:eae29d8c r5:84a08000 [ 1336.871569][ T32] r4:84a08000 [ 1336.871625][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.871720][ T32] r5:84a08000 r4:829188d8 [ 1336.871768][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.871857][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.871964][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 [ 1336.872017][ T32] r4:00000000 [ 1336.872063][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.872149][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.872238][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.872337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489c180 [ 1336.872390][ T32] r4:00000000 [ 1336.872436][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.872545][ T32] r9:83018205 r8:84a08000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1336.872595][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.872700][ T32] r5:00001000 r4:eac65000 [ 1336.872748][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.872838][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.872967][ T32] r5:8513138c r4:85131000 [ 1336.873077][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.873190][ T32] r7:ddde2d80 r6:83018200 r5:8513138c r4:8514ff80 [ 1336.873269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.873404][ T32] r10:61c88647 r9:84a08000 r8:8514ffac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.873493][ T32] r4:8514ff80 [ 1336.873553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.873767][ T32] r10:00000000 r9:8514ff80 r8:8027f5e8 r7:eae25e60 r6:8513e200 r5:84a08000 [ 1336.873838][ T32] r4:00000001 [ 1336.873892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.873990][ T32] Exception stack(0xeae29fb0 to 0xeae29ff8) [ 1336.874085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.874163][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.874271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.874372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.874435][ T32] r4:85146c40 [ 1336.875375][ T32] INFO: task kworker/1:385:4445 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1336.875463][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.886359][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.886544][ T32] Call trace: [ 1336.886670][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1336.886814][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1336.886892][ T32] r4:00000000 [ 1336.886976][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.887074][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1336.887145][ T32] 5d20: dc4a8000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1336.887216][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1336.887278][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1336.887334][ T32] r5:80070013 r4:80239bb0 [ 1336.887381][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.887473][ T32] r4:82ac11e4 [ 1336.887551][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.887702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1336.887762][ T32] r4:e0635dc0 [ 1336.887808][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.887907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1336.887976][ T32] r4:00000000 [ 1336.888029][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.888136][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.888189][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.888284][ T32] r5:00001000 r4:e01b1000 [ 1336.888363][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.888490][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.888591][ T32] r5:8436438c r4:84364000 [ 1336.888646][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.888752][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1336.888801][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.888940][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.888999][ T32] r4:84be5080 [ 1336.889047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.889220][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1336.889293][ T32] r4:00000001 [ 1336.889366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.889795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.890893][ T32] r10:829188dc r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:8525e000 [ 1336.891069][ T32] r4:8525e000 [ 1336.891261][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.891360][ T32] r5:8525e000 r4:829188d8 [ 1336.891405][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.891519][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.891676][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 1336.891736][ T32] r4:00000000 [ 1336.891783][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.891870][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.891954][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.892050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85146d40 [ 1336.892102][ T32] r4:00000000 [ 1336.892148][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.892248][ T32] r9:83018205 r8:8525e000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1336.892297][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.892390][ T32] r5:00001000 r4:eac5b000 [ 1336.892436][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.892594][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.892742][ T32] r5:85130f8c r4:85130c00 [ 1336.892972][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.893078][ T32] r7:ddde2d80 r6:83018200 r5:85130f8c r4:85142000 ** 9 printk messages dropped ** [ 1336.894420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1336.925637][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 ** 19 printk messages dropped ** [ 1336.938541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1336.940806][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1336.942694][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.943111][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1336.976621][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1336.979448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 21 printk messages dropped ** [ 1336.981345][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1336.982601][ T32] task:kworker/1:388 state:D stack:0 pid:4451 tgid:4451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.982751][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.982910][ T32] Call trace: [ 1336.982982][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1336.983086][ T32] r10:829188dc r9:eae31d84 r8:00000002 r7:60000013 r6:eae31d8c r5:85260000 [ 1336.983159][ T32] r4:85260000 [ 1336.983262][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1336.983359][ T32] r5:85260000 r4:829188d8 [ 1336.983405][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.983494][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.983611][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 [ 1336.983675][ T32] r4:00000000 [ 1336.983725][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1336.983823][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1336.983913][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1336.984013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85139040 [ 1336.984071][ T32] r4:00000000 [ 1336.984161][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1336.984275][ T32] r9:83018205 r8:85260000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1336.984327][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1336.984489][ T32] r5:00001000 r4:eaccf000 [ 1336.984560][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1336.984666][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.984765][ T32] r5:8513178c r4:85131400 [ 1336.984880][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.985024][ T32] r7:ddde2d80 r6:83018200 r5:8513178c r4:85142200 [ 1336.985079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.985184][ T32] r10:61c88647 r9:85260000 r8:8514222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.985236][ T32] r4:85142200 [ 1336.985280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.985443][ T32] r10:00000000 r9:85142200 r8:8027f5e8 r7:eae2de60 r6:85142280 r5:85260000 [ 1336.985590][ T32] r4:00000001 [ 1337.022028][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.022250][ T32] Exception stack(0xeae31fb0 to 0xeae31ff8) ** 2 printk messages dropped ** [ 1337.022760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1337.025040][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff ** 15 printk messages dropped ** [ 1337.031700][ T32] r5:8436438c r4:84364000 ** 11 printk messages dropped ** [ 1337.032698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1337.034598][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1337.066894][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1337.069684][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.070049][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.070242][ T32] Call trace: [ 1337.070350][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.070497][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1337.070569][ T32] r4:00000000 [ 1337.070650][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.070753][ T32] Exception stack(0xe0635d28 to 0xe0635d70) [ 1337.070825][ T32] 5d20: dd684000 e018f000 00000001 80239b98 7f63d000 00000001 [ 1337.070899][ T32] 5d40: 82ac05a0 7f63d000 e018f000 8280c930 82ac11c4 e0635da4 e0635da8 e0635d78 [ 1337.070966][ T32] 5d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.071092][ T32] r5:80070013 r4:80239bb0 [ 1337.071173][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.071387][ T32] r4:82ac11e4 [ 1337.071465][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.071599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 [ 1337.071670][ T32] r4:e0635dc0 [ 1337.071804][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.071917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1337.071972][ T32] r4:00000000 [ 1337.072023][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.072137][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1337.072191][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1337.073123][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 ** 19 printk messages dropped ** [ 1337.074766][ T32] r5:85261800 r4:829188d8 ** 8 printk messages dropped ** [ 1337.088218][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.088636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1337.091181][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1337.092144][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1337.093276][ T32] r5:8436438c r4:84364000 ** 11 printk messages dropped ** [ 1337.094327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1337.124713][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.125164][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.126339][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1337.128734][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1337.130286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1337.130337][ T32] r4:00000000 [ 1337.130384][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.130488][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1337.130538][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.130800][ T32] r5:00001000 r4:e01b1000 [ 1337.130855][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.131014][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.131118][ T32] r5:8436438c r4:84364000 [ 1337.131202][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.131312][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1337.131384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.131530][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.131583][ T32] r4:84be5080 [ 1337.131639][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.131747][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1337.131818][ T32] r4:00000001 [ 1337.131885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.132027][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1337.132107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.132214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.132300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.132376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.132466][ T32] r4:84be4100 [ 1337.132527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1337.133272][ T32] r10:829188dc r9:eae49d84 r8:00000002 r7:60000113 r6:eae49d8c r5:85263000 ** 11 printk messages dropped ** [ 1337.134642][ T32] r4:00000000 [ 1337.134695][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1337.135044][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 19 printk messages dropped ** [ 1337.163515][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1337.189763][ T32] r4:e0635dc0 ** 11 printk messages dropped ** [ 1337.190921][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 ** 13 printk messages dropped ** [ 1337.192229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 17 printk messages dropped ** [ 1337.194501][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1337.211765][ T32] r7:ddde2d80 r6:83018200 r5:85132f8c r4:85142700 ** 15 printk messages dropped ** [ 1337.214418][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1337.226798][ T32] r4:e0635dc0 ** 12 printk messages dropped ** [ 1337.227934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.228302][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1337.228358][ T32] r4:00000001 [ 1337.228407][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.228526][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1337.228624][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.228700][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.228814][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.228893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.228949][ T32] r4:84be4100 [ 1337.229003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.229086][ T32] INFO: task kworker/1:394:4463 blocked for more than 463 seconds. [ 1337.229170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.229252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.229311][ T32] task:kworker/1:394 state:D stack:0 pid:4463 tgid:4463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.229476][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.229584][ T32] Call trace: [ 1337.229712][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1337.229827][ T32] r10:829188dc r9:eae51d84 r8:00000002 r7:60000013 r6:eae51d8c r5:85264800 [ 1337.229886][ T32] r4:85264800 [ 1337.229937][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.230030][ T32] r5:85264800 r4:829188d8 [ 1337.230115][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.230243][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.230375][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1337.230434][ T32] r4:00000000 [ 1337.230487][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.230583][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.230706][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.230828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85139b00 [ 1337.230884][ T32] r4:00000000 [ 1337.230936][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.231046][ T32] r9:83018205 r8:85264800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1337.231097][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.231193][ T32] r5:00001000 r4:eae57000 [ 1337.231277][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1337.232419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1337.235008][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 21 printk messages dropped ** [ 1337.272310][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1337.273168][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1337.274757][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1337.285594][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1337.288961][ T32] Call trace: ** 9 printk messages dropped ** [ 1337.289818][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 21 printk messages dropped ** [ 1337.291675][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.292133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.292186][ T32] r4:84be4100 [ 1337.292271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.292342][ T32] INFO: task kworker/1:396:4467 blocked for more than 463 seconds. [ 1337.292415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.292474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.292524][ T32] task:kworker/1:396 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.292632][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.292747][ T32] Call trace: [ 1337.292816][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1337.292960][ T32] r10:829188dc r9:eae65d84 r8:00000002 r7:60000113 r6:eae65d8c r5:85298000 [ 1337.293019][ T32] r4:85298000 [ 1337.293100][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.293201][ T32] r5:85298000 r4:829188d8 [ 1337.293247][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.293334][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.293476][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 [ 1337.293537][ T32] r4:00000000 [ 1337.293705][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.293806][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.293892][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.293991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85139cc0 [ 1337.294042][ T32] r4:00000000 [ 1337.294086][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.294189][ T32] r9:83018205 r8:85298000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1337.294240][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.294631][ T32] r5:8513378c r4:85133400 ** 10 printk messages dropped ** [ 1337.326461][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1337.329453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 ** 20 printk messages dropped ** [ 1337.331415][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) ** 14 printk messages dropped ** [ 1337.332851][ T32] r4:85299800 ** 9 printk messages dropped ** [ 1337.333918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85139ec0 ** 8 printk messages dropped ** [ 1337.334919][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1337.361861][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.362797][ T32] r4:e0635dc0 ** 11 printk messages dropped ** [ 1337.364104][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 ** 14 printk messages dropped ** [ 1337.384445][ T32] INFO: task kworker/1:398:4471 blocked for more than 463 seconds. ** 15 printk messages dropped ** [ 1337.397540][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.397669][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.397781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae11c0 [ 1337.397837][ T32] r4:00000000 [ 1337.397952][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.398075][ T32] r9:83018205 r8:85298c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1337.398133][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.398239][ T32] r5:00001000 r4:eae77000 [ 1337.398291][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.398384][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.398486][ T32] r5:852d038c r4:852d0000 [ 1337.398536][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.398657][ T32] r7:ddde2d80 r6:83018200 r5:852d038c r4:85142c00 [ 1337.398754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.398922][ T32] r10:61c88647 r9:85298c00 r8:85142c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.398997][ T32] r4:85142c00 [ 1337.399046][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.399197][ T32] r10:00000000 r9:85142c00 r8:8027f5e8 r7:eae41e60 r6:85142c80 r5:85298c00 [ 1337.399331][ T32] r4:00000001 [ 1337.399452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.399551][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1337.399634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.399707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.399799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.399880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.399939][ T32] r4:84ae1240 [ 1337.400879][ T32] INFO: task kworker/1:398:4471 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1337.400962][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.401119][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.401278][ T32] Call trace: [ 1337.401409][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.401525][ T32] r10:82ac11c4 r9:84b7c800 r8:80200be4 r7:e0635d5c r6:ffffffff r5:84b7c800 [ 1337.401584][ T32] r4:00000000 [ 1337.401709][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.401810][ T32] Exception stack(0xe0635d28 to 0xe0635d70) ** 5 printk messages dropped ** [ 1337.402243][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1337.403346][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1337.430226][ T32] INFO: task kworker/1:399:4473 blocked for more than 463 seconds. ** 17 printk messages dropped ** [ 1337.432825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1440 ** 8 printk messages dropped ** [ 1337.434200][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1337.458423][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1337.459715][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.460751][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 19 printk messages dropped ** [ 1337.462638][ T32] r10:829188dc r9:eae95d84 r8:00000002 r7:60000113 r6:eae95d8c r5:8529b000 ** 10 printk messages dropped ** [ 1337.463766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1940 [ 1337.463822][ T32] r4:00000000 [ 1337.463876][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.464021][ T32] r9:83018205 r8:8529b000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1337.464085][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.464211][ T32] r5:00001000 r4:dfb7f000 [ 1337.464340][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.464432][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.464570][ T32] r5:852d0b8c r4:852d0800 [ 1337.464694][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.464815][ T32] r7:ddde2d80 r6:83018200 r5:852d0b8c r4:85142e00 [ 1337.464865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.464973][ T32] r10:61c88647 r9:8529b000 r8:85142e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.465028][ T32] r4:85142e00 [ 1337.465074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.465180][ T32] r10:00000000 r9:85142e00 r8:8027f5e8 r7:eae89e60 r6:85142e80 r5:8529b000 [ 1337.465233][ T32] r4:00000001 [ 1337.465316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.465405][ T32] Exception stack(0xeae95fb0 to 0xeae95ff8) [ 1337.465468][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.496199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.496391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.496470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.496529][ T32] r4:84ae10c0 [ 1337.497494][ T32] INFO: task kworker/1:400:4475 is blocked on a mutex likely owned by task kworker/1:289:3825. ** 13 printk messages dropped ** [ 1337.499167][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1337.500791][ T32] r5:8436438c r4:84364000 ** 13 printk messages dropped ** [ 1337.502069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 18 printk messages dropped ** [ 1337.503787][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.504850][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1337.532825][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1337.534201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 ** 19 printk messages dropped ** [ 1337.549147][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1337.551216][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.552974][ T32] r5:00001000 r4:dfd91000 ** 13 printk messages dropped ** [ 1337.553843][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.553876][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.553911][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.554104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.554136][ T32] r4:85140b40 [ 1337.555528][ T32] INFO: task kworker/0:280:4479 is blocked on a mutex likely owned by task kworker/1:289:3825. [ 1337.580892][ T32] task:kworker/1:289 state:R running task stack:0 pid:3825 tgid:3825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.581075][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.581388][ T32] Call trace: [ 1337.581503][ T32] [<81a614d4>] (__schedule) from [<81a625f4>] (preempt_schedule+0x4c/0xb4) [ 1337.581616][ T32] r10:00000000 r9:20070013 r8:829188dc r7:81a63dd0 r6:00000001 r5:84b7c800 [ 1337.581694][ T32] r4:81a63dd0 [ 1337.581783][ T32] [<81a625a8>] (preempt_schedule) from [<81a63dd0>] (__mutex_unlock_slowpath.constprop.0+0x1c0/0x1c8) [ 1337.581887][ T32] r7:84b7c800 r6:84b7bc00 r5:00000000 r4:829188d8 [ 1337.581974][ T32] [<81a63c10>] (__mutex_unlock_slowpath.constprop.0) from [<81a63e18>] (mutex_unlock+0x40/0x44) [ 1337.582074][ T32] r9:00000000 r8:00000000 r7:ffffffff r6:e0635dc0 r5:e0635e08 r4:e0635dc0 [ 1337.582157][ T32] [<81a63dd8>] (mutex_unlock) from [<804e3330>] (_vm_unmap_aliases+0x208/0x240) [ 1337.582284][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.582412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4000 [ 1337.582465][ T32] r4:00000000 [ 1337.582509][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.582608][ T32] r9:83018205 r8:84b7c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1337.582660][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.582748][ T32] r5:00001000 r4:e01b1000 [ 1337.582791][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.582875][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.583008][ T32] r5:8436438c r4:84364000 [ 1337.583075][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.583173][ T32] r7:ddde2d80 r6:83018200 r5:8436438c r4:84be5080 [ 1337.583223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.583325][ T32] r10:61c88647 r9:84b7c800 r8:84be50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.583371][ T32] r4:84be5080 [ 1337.583423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.583516][ T32] r10:00000000 r9:84be5080 r8:8027f5e8 r7:e0631e60 r6:84be5100 r5:84b7c800 [ 1337.583602][ T32] r4:00000001 [ 1337.583715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.583801][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1337.583890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.583954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.584017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.584078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1337.584341][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.584873][ T32] r10:829188dc r9:eaea1d84 r8:00000002 r7:60000113 r6:eaea1d8c r5:848f2400 ** 6 printk messages dropped ** [ 1337.585415][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.596607][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.596939][ T32] r5:00001000 r4:e000f000 [ 1337.596988][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.597110][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.597242][ T32] r5:852d138c r4:852d1000 [ 1337.597320][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.597423][ T32] r7:ddde2d80 r6:83018200 r5:852d138c r4:85142f00 [ 1337.597469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.597565][ T32] r10:61c88647 r9:848f2400 r8:85142f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.597634][ T32] r4:85142f00 [ 1337.597737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.597872][ T32] r10:00000000 r9:85142f00 r8:8027f5e8 r7:eae95e60 r6:8513e480 r5:848f2400 [ 1337.597941][ T32] r4:00000001 [ 1337.598020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.598139][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 1337.598206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.598296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.598355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.598420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.598538][ T32] r4:84ae1900 [ 1337.599357][ T32] INFO: task kworker/1:401:4481 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.599429][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.599579][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.599714][ T32] Call trace: [ 1337.599784][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.599897][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.599946][ T32] r4:00000000 [ 1337.599993][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.600091][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1337.600155][ T32] 1d20: 7fb78000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1337.600219][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1337.600278][ T32] 1d60: 80230ad4 80239bb0 90070013 ffffffff [ 1337.600356][ T32] r5:90070013 r4:80239bb0 [ 1337.600406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.600493][ T32] r4:82ac11e4 [ 1337.600567][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.600725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1337.600781][ T32] r4:e0631dc0 [ 1337.600817][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.600932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1337.600982][ T32] r4:00000000 [ 1337.601043][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.601141][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.601190][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.601276][ T32] r5:00001000 r4:e01cf000 [ 1337.601313][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.601397][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.601484][ T32] r5:8436478c r4:84364400 [ 1337.601532][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.601626][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1337.601702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.601802][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.601935][ T32] r4:8494cf80 [ 1337.601987][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.602079][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1337.602128][ T32] r4:00000001 [ 1337.602168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.602278][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1337.602370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.602437][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.602491][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.602560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.602604][ T32] r4:84be4100 [ 1337.602650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.602707][ T32] INFO: task kworker/1:402:4483 blocked for more than 464 seconds. [ 1337.602775][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.602823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.602871][ T32] task:kworker/1:402 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.603043][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.603170][ T32] Call trace: [ 1337.603271][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1337.603423][ T32] r10:829188dc r9:eaeb1d84 r8:00000002 r7:60000113 r6:eaeb1d8c r5:848f3000 [ 1337.603479][ T32] r4:848f3000 [ 1337.603517][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.603608][ T32] r5:848f3000 r4:829188d8 [ 1337.603653][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.603769][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.603868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb1e08 [ 1337.603982][ T32] r4:00000000 [ 1337.604061][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.604175][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.604253][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.604343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1d40 [ 1337.604399][ T32] r4:00000000 [ 1337.604439][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.604539][ T32] r9:83018205 r8:848f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1337.604580][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.604674][ T32] r5:00001000 r4:e014b000 [ 1337.604722][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.604833][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.604928][ T32] r5:852d178c r4:852d1400 [ 1337.604973][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.605083][ T32] r7:ddde2d80 r6:83018200 r5:852d178c r4:85142f80 [ 1337.605132][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.605229][ T32] r10:61c88647 r9:848f3000 r8:85142fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.605315][ T32] r4:85142f80 [ 1337.605357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.605449][ T32] r10:00000000 r9:85142f80 r8:8027f5e8 r7:eaea1e60 r6:8513e500 r5:848f3000 [ 1337.630917][ T32] r4:00000001 [ 1337.631065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.631181][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1337.631250][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.631310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.631369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.631448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.631498][ T32] r4:84ae1a80 [ 1337.632307][ T32] INFO: task kworker/1:402:4483 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.632380][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.632538][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.632647][ T32] Call trace: [ 1337.632714][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.632844][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.632930][ T32] r4:00000000 [ 1337.632980][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.633074][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1337.633139][ T32] 1d20: 7fed7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1337.633202][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1337.633274][ T32] 1d60: 80230ad4 80239bb0 90070013 ffffffff [ 1337.633333][ T32] r5:90070013 r4:80239bb0 [ 1337.633377][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.633462][ T32] r4:82ac11e4 [ 1337.633507][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.633599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1337.633682][ T32] r4:e0631dc0 [ 1337.633730][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.633824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1337.633894][ T32] r4:00000000 [ 1337.633946][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.634074][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.634198][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.634290][ T32] r5:00001000 r4:e01cf000 [ 1337.634340][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.634496][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.634605][ T32] r5:8436478c r4:84364400 [ 1337.634658][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.634831][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1337.634925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.635053][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.635108][ T32] r4:8494cf80 [ 1337.635188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.635319][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1337.635374][ T32] r4:00000001 [ 1337.635447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.659118][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1337.659246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.659309][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.659406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.659535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.659590][ T32] r4:84be4100 [ 1337.659745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.659827][ T32] INFO: task kworker/1:403:4486 blocked for more than 464 seconds. [ 1337.659920][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.659972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.660021][ T32] task:kworker/1:403 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.660131][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.660240][ T32] Call trace: [ 1337.660313][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1337.660420][ T32] r10:829188dc r9:eaeadd84 r8:00000002 r7:60000013 r6:eaeadd8c r5:848f3c00 [ 1337.660466][ T32] r4:848f3c00 [ 1337.660511][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.660598][ T32] r5:848f3c00 r4:829188d8 [ 1337.660642][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.660725][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.660822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 1337.660872][ T32] r4:00000000 [ 1337.660920][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.661003][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.661085][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.661177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1ec0 [ 1337.661223][ T32] r4:00000000 [ 1337.661268][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.661366][ T32] r9:83018205 r8:848f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1337.661412][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.661503][ T32] r5:00001000 r4:e0207000 [ 1337.661545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.661631][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.661747][ T32] r5:852d1b8c r4:852d1800 [ 1337.661791][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.661897][ T32] r7:ddde2d80 r6:83018200 r5:852d1b8c r4:850ef000 [ 1337.661978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.662077][ T32] r10:61c88647 r9:848f3c00 r8:850ef02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.662122][ T32] r4:850ef000 [ 1337.662167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.662263][ T32] r10:00000000 r9:850ef000 r8:8027f5e8 r7:eaeb1e60 r6:8513e580 r5:848f3c00 [ 1337.662309][ T32] r4:00000001 [ 1337.662354][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.662433][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 1337.662487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.662555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.662609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.662707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.662763][ T32] r4:84ae1b40 [ 1337.663579][ T32] INFO: task kworker/1:403:4486 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.663687][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.663862][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.664007][ T32] Call trace: [ 1337.664069][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.664174][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.664262][ T32] r4:00000000 [ 1337.664311][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.664436][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1337.664542][ T32] 1d20: 8047e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1337.664640][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1337.664704][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.664763][ T32] r5:80070013 r4:80239bb0 [ 1337.664806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.664903][ T32] r4:82ac11e4 [ 1337.664990][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.665089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1337.665142][ T32] r4:e0631dc0 [ 1337.665182][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.665280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1337.665325][ T32] r4:00000000 [ 1337.665376][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.665537][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.678914][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.679078][ T32] r5:00001000 r4:e01cf000 [ 1337.679199][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.679290][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.679419][ T32] r5:8436478c r4:84364400 [ 1337.679468][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.679600][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1337.679658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.679762][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.679810][ T32] r4:8494cf80 [ 1337.679922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.680024][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1337.680132][ T32] r4:00000001 [ 1337.680182][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.680262][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1337.680324][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.680427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.680505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.680575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.680629][ T32] r4:84be4100 [ 1337.680675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.680736][ T32] INFO: task kworker/1:404:4489 blocked for more than 464 seconds. [ 1337.680801][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.680894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.680946][ T32] task:kworker/1:404 state:D stack:0 pid:4489 tgid:4489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.681056][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.681259][ T32] Call trace: [ 1337.681356][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1337.681464][ T32] r10:829188dc r9:eaec1d84 r8:00000002 r7:60000113 r6:eaec1d8c r5:848f6000 [ 1337.681550][ T32] r4:848f6000 [ 1337.681597][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.681714][ T32] r5:848f6000 r4:829188d8 [ 1337.681764][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.681882][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.682044][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec1e08 [ 1337.682098][ T32] r4:00000000 [ 1337.682160][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.682239][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.682327][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.682420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae1fc0 [ 1337.682501][ T32] r4:00000000 [ 1337.682573][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.682674][ T32] r9:83018205 r8:848f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1337.682727][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.682814][ T32] r5:00001000 r4:e027f000 [ 1337.682923][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.683011][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.683134][ T32] r5:852d1f8c r4:852d1c00 [ 1337.683216][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.683346][ T32] r7:ddde2d80 r6:83018200 r5:852d1f8c r4:850ef080 ** 1 printk messages dropped ** [ 1337.683499][ T32] r10:61c88647 r9:848f6000 r8:850ef0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.684119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.709777][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 2 printk messages dropped ** [ 1337.710084][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1337.710537][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.710887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1337.711459][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1337.711874][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.712551][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.713050][ T32] task:kworker/1:405 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.713167][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.713295][ T32] Call trace: [ 1337.713374][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1337.713473][ T32] r10:829188dc r9:eaec5d84 r8:00000002 r7:60000113 r6:eaec5d8c r5:848f4800 [ 1337.713533][ T32] r4:848f4800 [ 1337.713574][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.713686][ T32] r5:848f4800 r4:829188d8 [ 1337.713751][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.713837][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.713943][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 [ 1337.713994][ T32] r4:00000000 [ 1337.714032][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.714115][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.714229][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.714355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee040 [ 1337.714408][ T32] r4:00000000 [ 1337.714447][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.714541][ T32] r9:83018205 r8:848f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1337.714651][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.714740][ T32] r5:00001000 r4:e0745000 [ 1337.714789][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.714892][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.714980][ T32] r5:8522938c r4:85229000 [ 1337.715025][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.715156][ T32] r7:ddde2d80 r6:83018200 r5:8522938c r4:850ef100 [ 1337.715208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.715307][ T32] r10:61c88647 r9:848f4800 r8:850ef12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.715396][ T32] r4:850ef100 [ 1337.715443][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.736196][ T32] r10:00000000 r9:850ef100 r8:8027f5e8 r7:eaec1e60 r6:8513e680 r5:848f4800 [ 1337.736263][ T32] r4:00000001 [ 1337.736330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.736422][ T32] Exception stack(0xeaec5fb0 to 0xeaec5ff8) [ 1337.736501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.736543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.736708][ T32] r4:84ae1f40 ** 2 printk messages dropped ** [ 1337.737816][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.738270][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1337.738689][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.738889][ T32] r4:e0631dc0 ** 4 printk messages dropped ** [ 1337.739263][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1337.739959][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.740353][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1337.740726][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1337.741101][ T32] task:kworker/1:406 state:D stack:0 pid:4492 tgid:4492 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.741832][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.741938][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 1337.741983][ T32] r4:00000000 [ 1337.742029][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.742114][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.742187][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.742278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ec040 [ 1337.742403][ T32] r4:00000000 [ 1337.742451][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.742604][ T32] r9:83018205 r8:848f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1337.742657][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.742743][ T32] r5:00001000 r4:e0663000 [ 1337.742787][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.742884][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.743016][ T32] r5:852d238c r4:852d2000 [ 1337.743063][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.743161][ T32] r7:ddde2d80 r6:83018200 r5:852d238c r4:850ef180 [ 1337.743209][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.743305][ T32] r10:61c88647 r9:848f6c00 r8:850ef1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.743364][ T32] r4:850ef180 [ 1337.743475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.743579][ T32] r10:00000000 r9:850ef180 r8:8027f5e8 r7:eaec5e60 r6:8513e700 r5:848f6c00 [ 1337.743629][ T32] r4:00000001 [ 1337.743670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.743749][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1337.744332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.744399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.744460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.744563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.744615][ T32] r4:850ec0c0 [ 1337.745163][ T32] INFO: task kworker/1:406:4492 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.745270][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.745389][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.745478][ T32] Call trace: [ 1337.776200][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.776293][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.776346][ T32] r4:00000000 [ 1337.776373][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.776451][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 4 printk messages dropped ** [ 1337.776749][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1337.777500][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1337.778123][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.778764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.779150][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.779666][ T32] r10:829188dc r9:eaebdd84 r8:00000002 r7:60000113 r6:eaebdd8c r5:848f5400 [ 1337.779715][ T32] r4:848f5400 [ 1337.779760][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.779844][ T32] r5:848f5400 r4:829188d8 [ 1337.779895][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.780072][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.780207][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 1337.780260][ T32] r4:00000000 [ 1337.780322][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.780400][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.780509][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.780601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ee7c0 [ 1337.780740][ T32] r4:00000000 [ 1337.780791][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.780929][ T32] r9:83018005 r8:848f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1337.781106][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.781197][ T32] r5:00001000 r4:e8a0d000 [ 1337.781239][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.781321][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.781472][ T32] r5:85229b8c r4:85229800 [ 1337.781519][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.781628][ T32] r7:dddced80 r6:83018000 r5:85229b8c r4:8513e780 [ 1337.781694][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.781790][ T32] r10:61c88647 r9:848f5400 r8:8513e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.781841][ T32] r4:8513e780 [ 1337.781902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.781997][ T32] r10:00000000 r9:8513e780 r8:8027f5e8 r7:eae55e60 r6:8513e800 r5:848f5400 [ 1337.782049][ T32] r4:00000001 [ 1337.782156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.782234][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1337.782303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.782400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.782464][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.782523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.782578][ T32] r4:850ee080 [ 1337.783388][ T32] INFO: task kworker/0:281:4495 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.783471][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.783621][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.783716][ T32] Call trace: [ 1337.783777][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.783904][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.783959][ T32] r4:00000000 [ 1337.783997][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.784079][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1337.784141][ T32] 1d20: 815c1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1337.784202][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 11 printk messages dropped ** [ 1337.785123][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 12 printk messages dropped ** [ 1337.807273][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1337.807692][ T32] r4:84be4100 ** 9 printk messages dropped ** [ 1337.808610][ T32] r4:848f0c00 ** 7 printk messages dropped ** [ 1337.809251][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.810004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1337.811120][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.811178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.811234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.811302][ T32] r4:850ec200 [ 1337.812195][ T32] INFO: task kworker/1:407:4497 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.812266][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.812480][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.812603][ T32] Call trace: [ 1337.812671][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.812787][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.812839][ T32] r4:00000000 [ 1337.812901][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.813011][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1337.813141][ T32] 1d20: 81739000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1337.813448][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1337.813518][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.813567][ T32] r5:80070013 r4:80239bb0 [ 1337.813634][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.813734][ T32] r4:82ac11e4 [ 1337.813783][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.813873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1337.813926][ T32] r4:e0631dc0 [ 1337.813966][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.814080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1337.814366][ T32] r4:00000000 [ 1337.814445][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.814579][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.814628][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.814716][ T32] r5:00001000 r4:e01cf000 [ 1337.814753][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.814926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.815022][ T32] r5:8436478c r4:84364400 [ 1337.815063][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.815157][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1337.815253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.815358][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.815492][ T32] r4:8494cf80 [ 1337.815584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.846149][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1337.846247][ T32] r4:00000001 [ 1337.846300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.846386][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1337.846428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.846485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.846558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.846626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.846684][ T32] r4:84be4100 [ 1337.846731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.846794][ T32] INFO: task kworker/1:408:4498 blocked for more than 464 seconds. [ 1337.846860][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.847530][ T32] r10:829188dc r9:eaed1d84 r8:00000002 r7:60000013 r6:eaed1d8c r5:84a0ec00 ** 6 printk messages dropped ** [ 1337.848050][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.848524][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1337.848774][ T32] r5:00001000 r4:e078f000 [ 1337.848868][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.849086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.849180][ T32] r5:852d278c r4:852d2400 [ 1337.849235][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.849387][ T32] r7:ddde2d80 r6:83018200 r5:852d278c r4:850ef280 [ 1337.849437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.849539][ T32] r10:61c88647 r9:84a0ec00 r8:850ef2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.849585][ T32] r4:850ef280 [ 1337.849634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.849764][ T32] r10:00000000 r9:850ef280 r8:8027f5e8 r7:eaecde60 r6:8513e900 r5:84a0ec00 [ 1337.849865][ T32] r4:00000001 [ 1337.849970][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.850098][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1337.850184][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.850316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.850407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.850493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.850547][ T32] r4:850ec140 [ 1337.851366][ T32] INFO: task kworker/1:408:4498 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.851575][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.851770][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.851860][ T32] Call trace: [ 1337.851970][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.852158][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.852213][ T32] r4:00000000 [ 1337.852251][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.852383][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1337.852449][ T32] 1d20: 82146000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1337.852516][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1337.852566][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1337.852627][ T32] r5:80070013 r4:80239bb0 [ 1337.852671][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.852783][ T32] r4:82ac11e4 [ 1337.852832][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1337.853322][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1337.853366][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.853458][ T32] r5:00001000 r4:e01cf000 [ 1337.853509][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.853592][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.853703][ T32] r5:8436478c r4:84364400 [ 1337.853743][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.853842][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1337.853894][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.853990][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.854037][ T32] r4:8494cf80 [ 1337.854090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.854185][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1337.854262][ T32] r4:00000001 [ 1337.854311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.854386][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1337.854492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.854554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.854613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.854745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.854795][ T32] r4:84be4100 [ 1337.854840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.854892][ T32] INFO: task kworker/0:282:4500 blocked for more than 464 seconds. [ 1337.854955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.855029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.855097][ T32] task:kworker/0:282 state:D stack:0 pid:4500 tgid:4500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.855190][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.855278][ T32] Call trace: [ 1337.855378][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1337.884067][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.884470][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.884518][ T32] r5:00001000 r4:e0899000 [ 1337.884538][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1337.885168][ T32] r10:61c88647 r9:84950000 r8:8513e9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1337.890687][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.891883][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1337.892261][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1337.892747][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.893201][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.893486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.893586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.893681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.893716][ T32] r4:84be4100 [ 1337.893742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.893785][ T32] INFO: task kworker/1:409:4501 blocked for more than 464 seconds. [ 1337.893893][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.893942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.893971][ T32] task:kworker/1:409 state:D stack:0 pid:4501 tgid:4501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.894024][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.894068][ T32] Call trace: [ 1337.894132][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1337.894185][ T32] r10:829188dc r9:eaeddd84 r8:00000002 r7:60000013 r6:eaeddd8c r5:84950c00 [ 1337.894209][ T32] r4:84950c00 [ 1337.894270][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.894318][ T32] r5:84950c00 r4:829188d8 [ 1337.894338][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.894380][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.894455][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaedde08 [ 1337.894482][ T32] r4:00000000 [ 1337.894502][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.894543][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.894583][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.894636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ecf40 [ 1337.894687][ T32] r4:00000000 [ 1337.894764][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.894818][ T32] r9:83018205 r8:84950c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1337.894873][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.894922][ T32] r5:00001000 r4:eac25000 [ 1337.894942][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.894984][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.895029][ T32] r5:852d378c r4:852d3400 [ 1337.895048][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.895096][ T32] r7:ddde2d80 r6:83018200 r5:852d378c r4:850ef300 [ 1337.895117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.895166][ T32] r10:61c88647 r9:84950c00 r8:850ef32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.895191][ T32] r4:850ef300 [ 1337.895210][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.895257][ T32] r10:00000000 r9:850ef300 r8:8027f5e8 r7:eaecde60 r6:8513ea80 r5:84950c00 [ 1337.895280][ T32] r4:00000001 [ 1337.895338][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.895381][ T32] Exception stack(0xeaeddfb0 to 0xeaeddff8) [ 1337.895448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.895482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.907849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.907948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.908007][ T32] r4:850ec3c0 [ 1337.908512][ T32] INFO: task kworker/1:409:4501 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.908549][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.908626][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.908725][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.908849][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.909045][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1337.909247][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1337.909587][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1337.910070][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.910360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.910692][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.911098][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee1e08 ** 9 printk messages dropped ** [ 1337.911558][ T32] r5:00001000 r4:e8a55000 [ 1337.911603][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.911704][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.911794][ T32] r5:852d338c r4:852d3000 [ 1337.911837][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.911941][ T32] r7:ddde2d80 r6:83018200 r5:852d338c r4:850ef380 [ 1337.911994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.912062][ T32] r10:61c88647 r9:84951800 r8:850ef3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.912086][ T32] r4:850ef380 [ 1337.912142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.912196][ T32] r10:00000000 r9:850ef380 r8:8027f5e8 r7:eaedde60 r6:8513eb00 r5:84951800 [ 1337.912220][ T32] r4:00000001 [ 1337.912239][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.912314][ T32] Exception stack(0xeaee1fb0 to 0xeaee1ff8) [ 1337.912348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.912380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.912425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.912461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.912485][ T32] r4:850ec3c0 [ 1337.912838][ T32] INFO: task kworker/1:410:4502 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.912903][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.912971][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.913017][ T32] Call trace: [ 1337.913048][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.913157][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.913197][ T32] r4:00000000 [ 1337.913248][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.913294][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1337.913346][ T32] 1d20: 82b9d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1337.913383][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1337.913796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1337.914307][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.914366][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.914391][ T32] r4:8494cf80 [ 1337.914437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.914542][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1337.914573][ T32] r4:00000001 [ 1337.914596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.914642][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1337.914671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.914729][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.914803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.914839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.914891][ T32] r4:84be4100 [ 1337.914915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.914942][ T32] INFO: task kworker/0:283:4505 blocked for more than 464 seconds. ** 2 printk messages dropped ** [ 1337.915048][ T32] task:kworker/0:283 state:D stack:0 pid:4505 tgid:4505 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1337.939161][ T32] r9:83018005 r8:84952400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 3 printk messages dropped ** [ 1337.939355][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.939779][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) ** 5 printk messages dropped ** [ 1337.940469][ T32] INFO: task kworker/0:283:4505 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.940506][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.940627][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.940708][ T32] Call trace: [ 1337.940744][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.940798][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1337.940825][ T32] r4:00000000 [ 1337.940847][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.940888][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 1 printk messages dropped ** [ 1337.941038][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 15 printk messages dropped ** [ 1337.941631][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1337.942373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1337.943015][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.943519][ T32] r5:00001000 r4:e8a73000 ** 4 printk messages dropped ** [ 1337.943717][ T32] r7:dddced80 r6:83018000 r5:85229f8c r4:8513ec80 ** 9 printk messages dropped ** [ 1337.944081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1337.944971][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1337.945457][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1337.968016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.968098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.968172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.968228][ T32] r4:84be4100 [ 1337.968310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.968386][ T32] INFO: task kworker/0:285:4511 blocked for more than 464 seconds. [ 1337.968457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.968518][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.968568][ T32] task:kworker/0:285 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.968893][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.969009][ T32] Call trace: [ 1337.969190][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1337.969371][ T32] r10:829188dc r9:eaee9d84 r8:00000002 r7:60000013 r6:eaee9d8c r5:84953c00 [ 1337.969435][ T32] r4:84953c00 [ 1337.969484][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1337.969671][ T32] r5:84953c00 r4:829188d8 [ 1337.969740][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.969839][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.969993][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1337.970056][ T32] r4:00000000 [ 1337.970107][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1337.970199][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1337.970289][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1337.970425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eeb40 [ 1337.970485][ T32] r4:00000000 [ 1337.970539][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1337.970655][ T32] r9:83018005 r8:84953c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1337.970710][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1337.970811][ T32] r5:00001000 r4:eabbd000 [ 1337.970860][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1337.970971][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.971077][ T32] r5:8522a38c r4:8522a000 [ 1337.971126][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.971235][ T32] r7:dddced80 r6:83018000 r5:8522a38c r4:8513ed80 [ 1337.971288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.971407][ T32] r10:61c88647 r9:84953c00 r8:8513edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.971485][ T32] r4:8513ed80 [ 1337.971560][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.971682][ T32] r10:00000000 r9:8513ed80 r8:8027f5e8 r7:eaee5e60 r6:8513ee00 r5:84953c00 [ 1337.971805][ T32] r4:00000001 [ 1337.971892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.971981][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1337.972048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.972118][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.972208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.972286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.972388][ T32] r4:850eec80 [ 1337.973332][ T32] INFO: task kworker/0:285:4511 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1337.973478][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.973729][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.973892][ T32] Call trace: [ 1337.974018][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1337.974135][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 4 printk messages dropped ** [ 1337.974544][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 9 printk messages dropped ** [ 1337.975411][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.006865][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1338.007505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1338.008183][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1338.008841][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.009469][ T32] r5:84954800 r4:829188d8 ** 5 printk messages dropped ** [ 1338.010044][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.010659][ T32] r5:00001000 r4:eabd1000 ** 1 printk messages dropped ** [ 1338.010807][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.011452][ T32] r10:00000000 r9:8513ee80 r8:8027f5e8 r7:eaee9e60 r6:8513ef00 r5:84954800 ** 10 printk messages dropped ** [ 1338.013150][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.014033][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 10 printk messages dropped ** [ 1338.014795][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.036460][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.036696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.037045][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.037917][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef1e08 [ 1338.037947][ T32] r4:00000000 [ 1338.037973][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.038047][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.038094][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.038532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85140980 [ 1338.038561][ T32] r4:00000000 [ 1338.038582][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.038639][ T32] r9:83018005 r8:84955400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1338.038724][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.038774][ T32] r5:00001000 r4:eabfb000 [ 1338.038796][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.039012][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.039089][ T32] r5:8522af8c r4:8522ac00 [ 1338.039130][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.039182][ T32] r7:dddced80 r6:83018000 r5:8522af8c r4:8513ef80 [ 1338.039203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.039602][ T32] r10:61c88647 r9:84955400 r8:8513efac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.039685][ T32] r4:8513ef80 [ 1338.039711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.039763][ T32] r10:00000000 r9:8513ef80 r8:8027f5e8 r7:eaeede60 r6:8513c000 r5:84955400 [ 1338.039787][ T32] r4:00000001 [ 1338.039978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.040021][ T32] Exception stack(0xeaef1fb0 to 0xeaef1ff8) [ 1338.040050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.040099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.040131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.040261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.040288][ T32] r4:850eecc0 [ 1338.040778][ T32] INFO: task kworker/0:287:4514 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.040815][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.040962][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.041009][ T32] Call trace: [ 1338.041040][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.041093][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.041117][ T32] r4:00000000 [ 1338.041136][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.041177][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.041208][ T32] 1d20: 83cd6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.041239][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.041266][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.041292][ T32] r5:80070013 r4:80239bb0 [ 1338.041312][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.041354][ T32] r4:82ac11e4 [ 1338.041375][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.041421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.041444][ T32] r4:e0631dc0 [ 1338.041463][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.041523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.041552][ T32] r4:00000000 [ 1338.041574][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.041626][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.041695][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.041750][ T32] r5:00001000 r4:e01cf000 [ 1338.041772][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.041813][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.041858][ T32] r5:8436478c r4:84364400 [ 1338.041885][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.041936][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.041963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.042045][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.042077][ T32] r4:8494cf80 [ 1338.042099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.042187][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.042213][ T32] r4:00000001 [ 1338.042512][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.042555][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.042625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.042663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.042896][ T32] INFO: task kworker/1:411:4515 blocked for more than 464 seconds. ** 6 printk messages dropped ** [ 1338.043519][ T32] r10:829188dc r9:eaeb9d84 r8:00000002 r7:60000013 r6:eaeb9d8c r5:84956000 ** 6 printk messages dropped ** [ 1338.044374][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.044807][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.076721][ T32] r5:00001000 r4:eac43000 [ 1338.076779][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.076984][ T32] r7:ddde2d80 r6:83018200 r5:852d3b8c r4:850ef480 ** 5 printk messages dropped ** [ 1338.077180][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.077335][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.078815][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 7 printk messages dropped ** [ 1338.079227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1338.079644][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.080068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.080527][ T32] r4:00000001 [ 1338.080583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.080624][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.080651][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.080712][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.080744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.080777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.080800][ T32] r4:84be4100 [ 1338.080821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.080850][ T32] INFO: task kworker/0:288:4517 blocked for more than 464 seconds. [ 1338.080892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.080920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.080942][ T32] task:kworker/0:288 state:D stack:0 pid:4517 tgid:4517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.080989][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.081032][ T32] Call trace: [ 1338.081085][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1338.081137][ T32] r10:829188dc r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:84956c00 [ 1338.081160][ T32] r4:84956c00 [ 1338.081180][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1338.081456][ T32] r5:84956c00 r4:829188d8 [ 1338.081717][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.081767][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.082049][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1338.082083][ T32] r4:00000000 [ 1338.082106][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.082147][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.082378][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.082429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eef00 [ 1338.082457][ T32] r4:00000000 [ 1338.082479][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.082529][ T32] r9:83018005 r8:84956c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1338.082550][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.082596][ T32] r5:00001000 r4:eabeb000 [ 1338.082615][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.082656][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.082722][ T32] r5:8522ab8c r4:8522a800 [ 1338.082746][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.082999][ T32] r7:dddced80 r6:83018000 r5:8522ab8c r4:8513c100 [ 1338.083043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.083137][ T32] r10:61c88647 r9:84956c00 r8:8513c12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.083357][ T32] r4:8513c100 [ 1338.083400][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.083489][ T32] r10:00000000 r9:8513c100 r8:8027f5e8 r7:eaef1e60 r6:8513c180 r5:84956c00 [ 1338.083525][ T32] r4:00000001 [ 1338.083547][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.083585][ T32] Exception stack(0xeaef5fb0 to 0xeaef5ff8) [ 1338.084456][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.084496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.084551][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.084589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.084617][ T32] r4:850ee2c0 [ 1338.085545][ T32] INFO: task kworker/0:288:4517 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.114509][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.114865][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.115019][ T32] Call trace: [ 1338.115179][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.115308][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.115410][ T32] r4:00000000 [ 1338.115467][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.122000][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.122141][ T32] 1d20: 8494a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.122263][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.122334][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.122403][ T32] r5:80070013 r4:80239bb0 [ 1338.122457][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.122585][ T32] r4:82ac11e4 [ 1338.122633][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.122737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.122794][ T32] r4:e0631dc0 [ 1338.122844][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.122948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.123004][ T32] r4:00000000 [ 1338.123088][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1338.123608][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1338.124026][ T32] r4:8494cf80 ** 6 printk messages dropped ** [ 1338.124593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.125225][ T32] task:kworker/0:289 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.141702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef9e08 ** 5 printk messages dropped ** [ 1338.142146][ T32] r4:00000000 [ 1338.142195][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.142305][ T32] r9:83018005 r8:85208000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1338.142391][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.142502][ T32] r5:00001000 r4:ead29000 [ 1338.142552][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.142716][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.142823][ T32] r5:8522bf8c r4:8522bc00 [ 1338.142897][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.143014][ T32] r7:dddced80 r6:83018000 r5:8522bf8c r4:8513c280 [ 1338.143064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.143172][ T32] r10:61c88647 r9:85208000 r8:8513c2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.143226][ T32] r4:8513c280 [ 1338.143274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.143402][ T32] r10:00000000 r9:8513c280 r8:8027f5e8 r7:eaef1e60 r6:8513c300 r5:85208000 [ 1338.143477][ T32] r4:00000001 [ 1338.143560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.143661][ T32] Exception stack(0xeaef9fb0 to 0xeaef9ff8) [ 1338.143733][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.143802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.143865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.144062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.144123][ T32] r4:85159080 [ 1338.145061][ T32] INFO: task kworker/0:289:4520 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.145138][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.145440][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.159785][ T32] Call trace: [ 1338.160013][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.160173][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1338.160885][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1338.161385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 7 printk messages dropped ** [ 1338.162307][ T32] r5:00001000 r4:e01cf000 [ 1338.162364][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.162456][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.162554][ T32] r5:8436478c r4:84364400 [ 1338.162603][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.162841][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.162901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.163009][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.163188][ T32] r4:8494cf80 [ 1338.163246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.163414][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.163523][ T32] r4:00000001 [ 1338.163579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.163841][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.163914][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.164049][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.164121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.164192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.164251][ T32] r4:84be4100 [ 1338.164578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.164697][ T32] INFO: task kworker/0:290:4522 blocked for more than 464 seconds. [ 1338.164766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.164819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.164872][ T32] task:kworker/0:290 state:D stack:0 pid:4522 tgid:4522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.164994][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.165089][ T32] Call trace: [ 1338.165162][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1338.165343][ T32] r10:829188dc r9:eaefdd84 r8:00000002 r7:60000113 r6:eaefdd8c r5:85208c00 [ 1338.165408][ T32] r4:85208c00 [ 1338.180567][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1338.180818][ T32] r5:85208c00 r4:829188d8 [ 1338.180914][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.181030][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.181227][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaefde08 [ 1338.181344][ T32] r4:00000000 [ 1338.181462][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.181558][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.181686][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.181790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85159000 [ 1338.181845][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.182243][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.182385][ T32] r5:00001000 r4:eac15000 ** 1 printk messages dropped ** [ 1338.182638][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.183322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1338.185360][ T32] INFO: task kworker/0:290:4522 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 9 printk messages dropped ** [ 1338.207937][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 9 printk messages dropped ** [ 1338.209101][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.209571][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.211119][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.211472][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.211541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.211643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.211774][ T32] r4:84be4100 [ 1338.211834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.211999][ T32] INFO: task kworker/1:412:4525 blocked for more than 464 seconds. [ 1338.212077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.212167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.212225][ T32] task:kworker/1:412 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.212329][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.212456][ T32] Call trace: [ 1338.212526][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1338.212636][ T32] r10:829188dc r9:eae1dd84 r8:00000002 r7:60000113 r6:eae1dd8c r5:85209800 [ 1338.212723][ T32] r4:85209800 [ 1338.212777][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1338.212873][ T32] r5:85209800 r4:829188d8 [ 1338.212922][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.213034][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.213145][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae1de08 [ 1338.213253][ T32] r4:00000000 [ 1338.213363][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.213459][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.213598][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.213728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ecb00 [ 1338.213781][ T32] r4:00000000 [ 1338.213876][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.213991][ T32] r9:83018205 r8:85209800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1338.214042][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.214191][ T32] r5:00001000 r4:e0215000 [ 1338.214246][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.214535][ T32] r5:852d838c r4:852d8000 ** 5 printk messages dropped ** [ 1338.215140][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1338.248967][ T32] INFO: task kworker/1:412:4525 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 10 printk messages dropped ** [ 1338.250251][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.250310][ T32] r5:80070013 r4:80239bb0 [ 1338.250356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.250440][ T32] r4:82ac11e4 [ 1338.250479][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.250563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.250606][ T32] r4:e0631dc0 [ 1338.250654][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.250736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.250778][ T32] r4:00000000 [ 1338.250815][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.250906][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.250969][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.251059][ T32] r5:00001000 r4:e01cf000 [ 1338.251109][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.251204][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.251346][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.252107][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1338.252788][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.253361][ T32] r4:8520a400 ** 4 printk messages dropped ** [ 1338.253947][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 ** 9 printk messages dropped ** [ 1338.254864][ T32] r5:00001000 r4:df9f5000 [ 1338.254912][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.255170][ T32] r5:852d3f8c r4:852d3c00 ** 6 printk messages dropped ** [ 1338.276699][ T32] r10:00000000 r9:850ef580 r8:8027f5e8 r7:eae1de60 r6:8513c480 r5:8520a400 ** 5 printk messages dropped ** [ 1338.277169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.277246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.277300][ T32] r4:850ece40 [ 1338.278257][ T32] INFO: task kworker/1:413:4527 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.278335][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.278482][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.278588][ T32] Call trace: [ 1338.278671][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.278789][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.278860][ T32] r4:00000000 [ 1338.278914][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.279006][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.279096][ T32] 1d20: 855cd000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.279182][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.279253][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.279316][ T32] r5:80070013 r4:80239bb0 [ 1338.279370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.279474][ T32] r4:82ac11e4 [ 1338.279525][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.279637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.279725][ T32] r4:e0631dc0 [ 1338.279795][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.279899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.279956][ T32] r4:00000000 [ 1338.280007][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.280126][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.280196][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.280297][ T32] r5:00001000 r4:e01cf000 [ 1338.280345][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.280435][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.280531][ T32] r5:8436478c r4:84364400 [ 1338.280619][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.280747][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.280804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.280917][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.280978][ T32] r4:8494cf80 [ 1338.281032][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.281138][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.281192][ T32] r4:00000001 [ 1338.281243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.281329][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.281392][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.281459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.281520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.281588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.281677][ T32] r4:84be4100 [ 1338.281731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.281792][ T32] INFO: task kworker/1:414:4529 blocked for more than 464 seconds. [ 1338.281864][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.281925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.281974][ T32] task:kworker/1:414 state:D stack:0 pid:4529 tgid:4529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.282073][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.282161][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.282334][ T32] r10:829188dc r9:eaea9d84 r8:00000002 r7:60000013 r6:eaea9d8c r5:8520b000 ** 5 printk messages dropped ** [ 1338.282795][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 ** 7 printk messages dropped ** [ 1338.283385][ T32] r9:83018205 r8:8520b000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 1 printk messages dropped ** [ 1338.283546][ T32] r5:00001000 r4:dfa97000 ** 1 printk messages dropped ** [ 1338.283704][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.284310][ T32] r10:00000000 r9:850ef600 r8:8027f5e8 r7:eae1de60 r6:8513c500 r5:8520b000 ** 5 printk messages dropped ** [ 1338.284689][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.284756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.284807][ T32] r4:850ec700 [ 1338.285406][ T32] INFO: task kworker/1:414:4529 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.308699][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.308942][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.309092][ T32] Call trace: [ 1338.309194][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.309323][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.309396][ T32] r4:00000000 [ 1338.309465][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.309603][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.309720][ T32] 1d20: 85833000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.309783][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.309845][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.309903][ T32] r5:80070013 r4:80239bb0 [ 1338.309950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.310043][ T32] r4:82ac11e4 [ 1338.310094][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.310189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.310269][ T32] r4:e0631dc0 [ 1338.310334][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.310439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.310514][ T32] r4:00000000 [ 1338.310573][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.310695][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.310751][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.310853][ T32] r5:00001000 r4:e01cf000 [ 1338.310906][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.311004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.311113][ T32] r5:8436478c r4:84364400 [ 1338.311169][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.311276][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.311328][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.311450][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.311502][ T32] r4:8494cf80 ** 2 printk messages dropped ** [ 1338.311712][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.312001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.312510][ T32] task:kworker/1:415 state:D stack:0 pid:4531 tgid:4531 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.313118][ T32] r5:8520c800 r4:829188d8 ** 3 printk messages dropped ** [ 1338.313437][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.313788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85148ec0 ** 4 printk messages dropped ** [ 1338.314143][ T32] r5:00001000 r4:e0827000 [ 1338.314191][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.314278][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.314382][ T32] r5:852d878c r4:852d8400 [ 1338.314432][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.314536][ T32] r7:ddde2d80 r6:83018200 r5:852d878c r4:850ef680 [ 1338.314584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.314700][ T32] r10:61c88647 r9:8520c800 r8:850ef6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.314755][ T32] r4:850ef680 [ 1338.314801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.314905][ T32] r10:00000000 r9:850ef680 r8:8027f5e8 r7:eae1de60 r6:8513c580 r5:8520c800 [ 1338.314959][ T32] r4:00000001 [ 1338.315032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.315133][ T32] Exception stack(0xeaf05fb0 to 0xeaf05ff8) [ 1338.315200][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.315269][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.315334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.315416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.315498][ T32] r4:850eca40 [ 1338.337193][ T32] INFO: task kworker/1:415:4531 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.337313][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.337496][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.337640][ T32] Call trace: [ 1338.337746][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.337869][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.337927][ T32] r4:00000000 [ 1338.338002][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.338112][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.338187][ T32] 1d20: 85b33000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.338260][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.338322][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.338382][ T32] r5:80070013 r4:80239bb0 [ 1338.338430][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.338527][ T32] r4:82ac11e4 [ 1338.338575][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.338713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.338786][ T32] r4:e0631dc0 [ 1338.338841][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.338952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.339007][ T32] r4:00000000 [ 1338.339057][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.339176][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1338.339492][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.340165][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 6 printk messages dropped ** [ 1338.340633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1338.341161][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.341692][ T32] r5:8520e000 r4:829188d8 ** 3 printk messages dropped ** [ 1338.341995][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.342131][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.342214][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.342312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84359dc0 [ 1338.342367][ T32] r4:00000000 [ 1338.342415][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.342516][ T32] r9:83018005 r8:8520e000 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1338.342566][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.342671][ T32] r5:00001000 r4:eab97000 [ 1338.342719][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.342807][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.342906][ T32] r5:8531d38c r4:8531d000 [ 1338.342955][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.343057][ T32] r7:dddced80 r6:83018000 r5:8531d38c r4:8513c600 [ 1338.343106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.343209][ T32] r10:61c88647 r9:8520e000 r8:8513c62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.343261][ T32] r4:8513c600 [ 1338.343306][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.343409][ T32] r10:00000000 r9:8513c600 r8:8027f5e8 r7:eaef9e60 r6:8513c680 r5:8520e000 [ 1338.343461][ T32] r4:00000001 [ 1338.343506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.343614][ T32] Exception stack(0xeaf0dfb0 to 0xeaf0dff8) [ 1338.343685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.343755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.343855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.343931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.343999][ T32] r4:85159780 [ 1338.344597][ T32] INFO: task kworker/0:291:4533 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.344675][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.344802][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.344900][ T32] Call trace: [ 1338.344973][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.345084][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.345140][ T32] r4:00000000 [ 1338.345187][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.345275][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.345344][ T32] 1d20: 85b33000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.345415][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.378264][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.378422][ T32] r5:80070013 r4:80239bb0 [ 1338.378479][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.378606][ T32] r4:82ac11e4 [ 1338.378666][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.378775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.378838][ T32] r4:e0631dc0 [ 1338.378906][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.379016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.379094][ T32] r4:00000000 [ 1338.379174][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.379297][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.379357][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.379474][ T32] r5:00001000 r4:e01cf000 [ 1338.379525][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.379623][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.379722][ T32] r5:8436478c r4:84364400 [ 1338.379775][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.379891][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.379949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.380065][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.380119][ T32] r4:8494cf80 [ 1338.380168][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.380270][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.380319][ T32] r4:00000001 [ 1338.380389][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.380486][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.380555][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.380642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.380712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.380778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.380832][ T32] r4:84be4100 [ 1338.380890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.380976][ T32] INFO: task kworker/1:416:4534 blocked for more than 464 seconds. ** 2 printk messages dropped ** [ 1338.381172][ T32] task:kworker/1:416 state:D stack:0 pid:4534 tgid:4534 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.381775][ T32] r4:8520bc00 ** 1 printk messages dropped ** [ 1338.381924][ T32] r5:8520bc00 r4:829188d8 ** 2 printk messages dropped ** [ 1338.382167][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 ** 3 printk messages dropped ** [ 1338.382434][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1338.382659][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.382763][ T32] r9:83018205 r8:8520bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.382814][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.382915][ T32] r5:00001000 r4:e8a7d000 [ 1338.382963][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.383050][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.383145][ T32] r5:852da38c r4:852da000 [ 1338.383191][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.383292][ T32] r7:ddde2d80 r6:83018200 r5:852da38c r4:850ef700 [ 1338.383340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.383444][ T32] r10:61c88647 r9:8520bc00 r8:850ef72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.383497][ T32] r4:850ef700 [ 1338.383543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.383658][ T32] r10:00000000 r9:850ef700 r8:8027f5e8 r7:eaf05e60 r6:8513c700 r5:8520bc00 [ 1338.383712][ T32] r4:00000001 [ 1338.383781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.383876][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1338.383942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.384012][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.384075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.384142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.384195][ T32] r4:850ec000 [ 1338.385115][ T32] INFO: task kworker/1:416:4534 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.385189][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.385317][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.385413][ T32] Call trace: [ 1338.385548][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.407993][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.408067][ T32] r4:00000000 [ 1338.408126][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.408193][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.408228][ T32] 1d20: 86591000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.408261][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.408321][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.408386][ T32] r5:80070013 r4:80239bb0 [ 1338.408410][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.408459][ T32] r4:82ac11e4 [ 1338.408481][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.408528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.408552][ T32] r4:e0631dc0 [ 1338.408603][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.408735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.408784][ T32] r4:00000000 [ 1338.408810][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.408901][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.408984][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.409038][ T32] r5:00001000 r4:e01cf000 [ 1338.409059][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.409122][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.409173][ T32] r5:8436478c r4:84364400 [ 1338.409193][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.409247][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.409279][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.409370][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.409397][ T32] r4:8494cf80 [ 1338.409419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.409471][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.409494][ T32] r4:00000001 [ 1338.409545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.409591][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.409643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.409700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.409760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.409796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.409821][ T32] r4:84be4100 [ 1338.409845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.409876][ T32] INFO: task kworker/1:417:4536 blocked for more than 464 seconds. [ 1338.409909][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.409935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.409958][ T32] task:kworker/1:417 state:D stack:0 pid:4536 tgid:4536 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.410017][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.410064][ T32] Call trace: [ 1338.410128][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1338.410184][ T32] r10:829188dc r9:eaf19d84 r8:00000002 r7:60000113 r6:eaf19d8c r5:8520d400 [ 1338.410208][ T32] r4:8520d400 [ 1338.410244][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1338.410291][ T32] r5:8520d400 r4:829188d8 [ 1338.410347][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.410392][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.410443][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf19e08 [ 1338.410496][ T32] r4:00000000 [ 1338.410550][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.410634][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.410709][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.410787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515f0c0 [ 1338.410813][ T32] r4:00000000 [ 1338.410834][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.410884][ T32] r9:83018205 r8:8520d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1338.410905][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.410950][ T32] r5:00001000 r4:e0867000 [ 1338.411002][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.411058][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.411123][ T32] r5:852d8b8c r4:852d8800 [ 1338.411164][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.411217][ T32] r7:ddde2d80 r6:83018200 r5:852d8b8c r4:850ef780 [ 1338.411252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.411306][ T32] r10:61c88647 r9:8520d400 r8:850ef7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.411361][ T32] r4:850ef780 [ 1338.411387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.411461][ T32] r10:00000000 r9:850ef780 r8:8027f5e8 r7:eaf11e60 r6:8513c780 r5:8520d400 [ 1338.411485][ T32] r4:00000001 [ 1338.411537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.411578][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) [ 1338.411643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.411679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.411708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.411769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.411810][ T32] r4:8515f000 [ 1338.412332][ T32] INFO: task kworker/1:417:4536 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.412370][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.412496][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.412615][ T32] Call trace: [ 1338.412652][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.412738][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.412766][ T32] r4:00000000 [ 1338.412787][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.412856][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.412891][ T32] 1d20: 86591000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.412925][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.412982][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.413011][ T32] r5:80070013 r4:80239bb0 [ 1338.413032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.413076][ T32] r4:82ac11e4 [ 1338.413099][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.413183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.413240][ T32] r4:e0631dc0 [ 1338.413262][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.413309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.413332][ T32] r4:00000000 [ 1338.413352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.413403][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.413460][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.413509][ T32] r5:00001000 r4:e01cf000 [ 1338.413544][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.413600][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.413690][ T32] r5:8436478c r4:84364400 [ 1338.413715][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.413766][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.413810][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.413865][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.413889][ T32] r4:8494cf80 [ 1338.413909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.413958][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.413985][ T32] r4:00000001 [ 1338.414006][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.414043][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.414071][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.414100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.414127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.414187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.414221][ T32] r4:84be4100 [ 1338.414253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.414305][ T32] INFO: task kworker/1:418:4539 blocked for more than 464 seconds. [ 1338.414337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.414361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.414383][ T32] task:kworker/1:418 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.414430][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.414471][ T32] Call trace: [ 1338.414536][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1338.414624][ T32] r10:829188dc r9:eaf21d84 r8:00000002 r7:60000113 r6:eaf21d8c r5:852a0000 [ 1338.414652][ T32] r4:852a0000 [ 1338.414673][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1338.414717][ T32] r5:852a0000 r4:829188d8 [ 1338.414766][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.414811][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.414863][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 [ 1338.414885][ T32] r4:00000000 [ 1338.414905][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.414945][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.414982][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.415059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515f200 [ 1338.415086][ T32] r4:00000000 [ 1338.415136][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.415212][ T32] r9:83018205 r8:852a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1338.415268][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.415319][ T32] r5:00001000 r4:e08b1000 [ 1338.415342][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.415383][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.415426][ T32] r5:852d8f8c r4:852d8c00 [ 1338.415475][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.415614][ T32] r7:ddde2d80 r6:83018200 r5:852d8f8c r4:850ef800 [ 1338.436712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.436812][ T32] r10:61c88647 r9:852a0000 r8:850ef82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.436840][ T32] r4:850ef800 [ 1338.436861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.436915][ T32] r10:00000000 r9:850ef800 r8:8027f5e8 r7:eaf11e60 r6:8513c800 r5:852a0000 [ 1338.436938][ T32] r4:00000001 [ 1338.436957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.436996][ T32] Exception stack(0xeaf21fb0 to 0xeaf21ff8) [ 1338.437027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.437058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.437119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.437157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.437181][ T32] r4:8515f1c0 [ 1338.437703][ T32] INFO: task kworker/1:418:4539 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.437772][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.437932][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.437989][ T32] Call trace: [ 1338.438023][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.438094][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.438123][ T32] r4:00000000 [ 1338.438148][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.438191][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.438255][ T32] 1d20: 86e19000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.438321][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.438351][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.438390][ T32] r5:80070013 r4:80239bb0 [ 1338.438446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.438495][ T32] r4:82ac11e4 [ 1338.438516][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.438563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.438588][ T32] r4:e0631dc0 [ 1338.438613][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.438687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.438775][ T32] r4:00000000 [ 1338.438806][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.438896][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.438922][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.438997][ T32] r5:00001000 r4:e01cf000 [ 1338.439021][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.439108][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.439159][ T32] r5:8436478c r4:84364400 [ 1338.439180][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.439261][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.439288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.439340][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.439363][ T32] r4:8494cf80 [ 1338.439382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.439446][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.439472][ T32] r4:00000001 [ 1338.439493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.439531][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.439604][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.439644][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.439704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.439740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.439766][ T32] r4:84be4100 [ 1338.439819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.439875][ T32] INFO: task kworker/1:419:4540 blocked for more than 464 seconds. [ 1338.439944][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.439993][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.440045][ T32] task:kworker/1:419 state:D stack:0 pid:4540 tgid:4540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.440097][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.440173][ T32] Call trace: [ 1338.440205][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1338.440256][ T32] r10:829188dc r9:eaf25d84 r8:00000002 r7:60000113 r6:eaf25d8c r5:852a0c00 [ 1338.440281][ T32] r4:852a0c00 [ 1338.440301][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1338.440343][ T32] r5:852a0c00 r4:829188d8 [ 1338.440393][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.440457][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.440511][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 [ 1338.440569][ T32] r4:00000000 [ 1338.440593][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.440641][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.440708][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.440790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515f2c0 [ 1338.440828][ T32] r4:00000000 [ 1338.440852][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.440929][ T32] r9:83018205 r8:852a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1338.440969][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.441018][ T32] r5:00001000 r4:e0905000 [ 1338.441038][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.441111][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.441159][ T32] r5:852d938c r4:852d9000 [ 1338.441180][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.441227][ T32] r7:ddde2d80 r6:83018200 r5:852d938c r4:850ef880 [ 1338.441270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.441324][ T32] r10:61c88647 r9:852a0c00 r8:850ef8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.441394][ T32] r4:850ef880 [ 1338.441417][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.441480][ T32] r10:00000000 r9:850ef880 r8:8027f5e8 r7:eaf11e60 r6:8513c880 r5:852a0c00 [ 1338.441535][ T32] r4:00000001 [ 1338.441558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.441596][ T32] Exception stack(0xeaf25fb0 to 0xeaf25ff8) [ 1338.441628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.441684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.441714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.441768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.441794][ T32] r4:8515f1c0 [ 1338.442154][ T32] INFO: task kworker/1:419:4540 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.442191][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.442250][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.442358][ T32] Call trace: [ 1338.442393][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.442465][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.442492][ T32] r4:00000000 [ 1338.442542][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.442606][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.442650][ T32] 1d20: 86e19000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.442716][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.442747][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.442786][ T32] r5:80070013 r4:80239bb0 [ 1338.442839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.442923][ T32] r4:82ac11e4 [ 1338.442976][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.443026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.443050][ T32] r4:e0631dc0 [ 1338.443100][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.443149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.443185][ T32] r4:00000000 [ 1338.443208][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.443259][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.443282][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.443357][ T32] r5:00001000 r4:e01cf000 [ 1338.443381][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.443447][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.443527][ T32] r5:8436478c r4:84364400 [ 1338.443579][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.443638][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.443719][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.443804][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.443831][ T32] r4:8494cf80 [ 1338.443851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.443901][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.443924][ T32] r4:00000001 [ 1338.443944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.444011][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.444042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.444073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.444100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.444160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.444205][ T32] r4:84be4100 [ 1338.444227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.444252][ T32] INFO: task kworker/1:420:4542 blocked for more than 464 seconds. [ 1338.444280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.444304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1338.444403][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.444776][ T32] r5:852a2400 r4:829188d8 ** 5 printk messages dropped ** [ 1338.445054][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.445096][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.445142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515f440 [ 1338.445165][ T32] r4:00000000 [ 1338.445185][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.445233][ T32] r9:83018205 r8:852a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1338.445254][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.445298][ T32] r5:00001000 r4:e093f000 [ 1338.445334][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.445379][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.445437][ T32] r5:852d978c r4:852d9400 [ 1338.467547][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.467701][ T32] r7:ddde2d80 r6:83018200 r5:852d978c r4:850ef900 [ 1338.467756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.467815][ T32] r10:61c88647 r9:852a2400 r8:850ef92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.467863][ T32] r4:850ef900 [ 1338.467916][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.467999][ T32] r10:00000000 r9:850ef900 r8:8027f5e8 r7:eaf11e60 r6:8513c900 r5:852a2400 [ 1338.468054][ T32] r4:00000001 [ 1338.468077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.468117][ T32] Exception stack(0xeaf2dfb0 to 0xeaf2dff8) [ 1338.468178][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.468212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.468241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.468272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.468295][ T32] r4:8515f500 [ 1338.468887][ T32] INFO: task kworker/1:420:4542 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.468974][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.469192][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.469302][ T32] Call trace: [ 1338.469411][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.469477][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.469506][ T32] r4:00000000 [ 1338.469558][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.469683][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.469751][ T32] 1d20: 871c6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.470076][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.470147][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.470211][ T32] r5:80070013 r4:80239bb0 [ 1338.470261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.470441][ T32] r4:82ac11e4 [ 1338.470492][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.470772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.470830][ T32] r4:e0631dc0 [ 1338.470873][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.470968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.471020][ T32] r4:00000000 [ 1338.471127][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.471239][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.471303][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.471383][ T32] r5:00001000 r4:e01cf000 [ 1338.471408][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.471502][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.471595][ T32] r5:8436478c r4:84364400 [ 1338.471639][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.471691][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.471713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.471794][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.471822][ T32] r4:8494cf80 [ 1338.471842][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.471913][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.471942][ T32] r4:00000001 [ 1338.471963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.472002][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.472031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.472078][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.472108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.472171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.472226][ T32] r4:84be4100 [ 1338.472264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.472325][ T32] INFO: task kworker/1:421:4544 blocked for more than 464 seconds. [ 1338.472363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.472390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.472441][ T32] task:kworker/1:421 state:D stack:0 pid:4544 tgid:4544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.472494][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.472570][ T32] Call trace: [ 1338.472652][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1338.472736][ T32] r10:829188dc r9:eaf35d84 r8:00000002 r7:60000113 r6:eaf35d8c r5:852a1800 [ 1338.472793][ T32] r4:852a1800 [ 1338.472817][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1338.472862][ T32] r5:852a1800 r4:829188d8 [ 1338.472883][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.472953][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.473037][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf35e08 [ 1338.473088][ T32] r4:00000000 [ 1338.473111][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.473153][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.473190][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.473236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515f600 [ 1338.473291][ T32] r4:00000000 [ 1338.473315][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.473394][ T32] r9:83018205 r8:852a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1338.473452][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.473501][ T32] r5:00001000 r4:e49b2000 [ 1338.473522][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.473562][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.473606][ T32] r5:852d9b8c r4:852d9800 [ 1338.473637][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.473750][ T32] r7:ddde2d80 r6:83018200 r5:852d9b8c r4:850ef980 [ 1338.473775][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.473827][ T32] r10:61c88647 r9:852a1800 r8:850ef9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.473850][ T32] r4:850ef980 [ 1338.473868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.473916][ T32] r10:00000000 r9:850ef980 r8:8027f5e8 r7:eaf11e60 r6:8513c980 r5:852a1800 [ 1338.473942][ T32] r4:00000001 [ 1338.473961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.473997][ T32] Exception stack(0xeaf35fb0 to 0xeaf35ff8) [ 1338.474056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.474090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.474118][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.474174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.474200][ T32] r4:8515f3c0 [ 1338.474526][ T32] INFO: task kworker/1:421:4544 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.474577][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.474659][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.474704][ T32] Call trace: [ 1338.474735][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.474788][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.474844][ T32] r4:00000000 [ 1338.474900][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.474944][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.474975][ T32] 1d20: 871c6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.475006][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.475033][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.475058][ T32] r5:80070013 r4:80239bb0 [ 1338.475078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.475119][ T32] r4:82ac11e4 [ 1338.475140][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.475216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.475257][ T32] r4:e0631dc0 [ 1338.475307][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.475357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.475379][ T32] r4:00000000 [ 1338.475399][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.475449][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.496157][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.496274][ T32] r5:00001000 r4:e01cf000 [ 1338.496300][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.496377][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.496431][ T32] r5:8436478c r4:84364400 [ 1338.496452][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.496504][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.496551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.496606][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.496636][ T32] r4:8494cf80 [ 1338.496691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.496745][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.496768][ T32] r4:00000001 [ 1338.496817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.496861][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.496895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.496965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.496997][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.497053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.497106][ T32] r4:84be4100 [ 1338.497170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.497241][ T32] INFO: task kworker/1:422:4546 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1338.497404][ T32] task:kworker/1:422 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.497733][ T32] r4:852a3000 ** 3 printk messages dropped ** [ 1338.497860][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1338.498077][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1338.498319][ T32] r9:83018205 r8:852a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 1 printk messages dropped ** [ 1338.498417][ T32] r5:00001000 r4:e49f3000 [ 1338.498438][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.498478][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.498553][ T32] r5:852d9f8c r4:852d9c00 [ 1338.498576][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.498629][ T32] r7:ddde2d80 r6:83018200 r5:852d9f8c r4:850efa00 [ 1338.498652][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.498702][ T32] r10:61c88647 r9:852a3000 r8:850efa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.498729][ T32] r4:850efa00 [ 1338.498749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.498829][ T32] r10:00000000 r9:850efa00 r8:8027f5e8 r7:eaf11e60 r6:8513ca00 r5:852a3000 [ 1338.498856][ T32] r4:00000001 [ 1338.498876][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.498912][ T32] Exception stack(0xeaf3dfb0 to 0xeaf3dff8) [ 1338.498973][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.499048][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.499080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.499112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.499167][ T32] r4:8515f840 [ 1338.499690][ T32] INFO: task kworker/1:422:4546 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.499728][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.499817][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.499867][ T32] Call trace: [ 1338.499959][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.500029][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.500069][ T32] r4:00000000 [ 1338.500092][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.500147][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.500180][ T32] 1d20: 87776000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.500213][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.500241][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.500274][ T32] r5:80070013 r4:80239bb0 [ 1338.500294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.500337][ T32] r4:82ac11e4 [ 1338.500357][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.500407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.500431][ T32] r4:e0631dc0 [ 1338.500450][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.500501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.500524][ T32] r4:00000000 [ 1338.500580][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.500672][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.500697][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.500744][ T32] r5:00001000 r4:e01cf000 [ 1338.500778][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.500822][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.500898][ T32] r5:8436478c r4:84364400 [ 1338.500922][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.501000][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.501047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.501101][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.501153][ T32] r4:8494cf80 [ 1338.501197][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.501251][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.501304][ T32] r4:00000001 [ 1338.501328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.501365][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.501411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.501473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.501523][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.501557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.501582][ T32] r4:84be4100 [ 1338.501601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1338.501839][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.502030][ T32] r4:852a5400 [ 1338.502054][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1338.502098][ T32] r5:852a5400 r4:829188d8 [ 1338.502138][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.502183][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.502267][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1338.502295][ T32] r4:00000000 [ 1338.502315][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1338.502384][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1338.502425][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.502471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515fbc0 [ 1338.502493][ T32] r4:00000000 [ 1338.502513][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.502590][ T32] r9:83018205 r8:852a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1338.502620][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.502666][ T32] r5:00001000 r4:eac4b000 [ 1338.502690][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.502733][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.502777][ T32] r5:852daf8c r4:852dac00 [ 1338.502797][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.502878][ T32] r7:ddde2d80 r6:83018200 r5:852daf8c r4:850efa80 [ 1338.502932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.503015][ T32] r10:61c88647 r9:852a5400 r8:850efaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.503041][ T32] r4:850efa80 [ 1338.503061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.503112][ T32] r10:00000000 r9:850efa80 r8:8027f5e8 r7:eaf11e60 r6:8513ca80 r5:852a5400 [ 1338.503137][ T32] r4:00000001 [ 1338.503156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.503192][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1338.503220][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.503250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.503277][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.503307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.503330][ T32] r4:8515f900 [ 1338.503707][ T32] INFO: task kworker/1:423:4548 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.503743][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.503847][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.503922][ T32] Call trace: [ 1338.503957][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.504009][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.504033][ T32] r4:00000000 [ 1338.504053][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.504092][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.504121][ T32] 1d20: 87776000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.504186][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.504272][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.504302][ T32] r5:80070013 r4:80239bb0 [ 1338.504323][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.504396][ T32] r4:82ac11e4 [ 1338.504440][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.504491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.504516][ T32] r4:e0631dc0 [ 1338.504537][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.504624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.504652][ T32] r4:00000000 [ 1338.504673][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.504723][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1338.504922][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.505233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1338.505444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.526208][ T32] task:kworker/1:424 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.526574][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.526942][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1338.527017][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.527062][ T32] r5:00001000 r4:eab35000 [ 1338.527082][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.527152][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.527201][ T32] r5:852da78c r4:852da400 [ 1338.527244][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.527301][ T32] r7:ddde2d80 r6:83018200 r5:852da78c r4:850efb00 [ 1338.527322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.527371][ T32] r10:61c88647 r9:852a6000 r8:850efb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.527394][ T32] r4:850efb00 [ 1338.527446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.527500][ T32] r10:00000000 r9:850efb00 r8:8027f5e8 r7:eaf45e60 r6:8513cb00 r5:852a6000 [ 1338.527524][ T32] r4:00000001 [ 1338.527544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.527582][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1338.527620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.527672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.527734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.527767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.527798][ T32] r4:8515f800 [ 1338.528730][ T32] INFO: task kworker/1:424:4550 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.528807][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.528973][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.529020][ T32] Call trace: [ 1338.529089][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.529163][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.529192][ T32] r4:00000000 [ 1338.529225][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.529285][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.529332][ T32] 1d20: 87d02000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.529367][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.529394][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.529419][ T32] r5:80070013 r4:80239bb0 [ 1338.529440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.529483][ T32] r4:82ac11e4 [ 1338.529503][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.529579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.529606][ T32] r4:e0631dc0 [ 1338.529631][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.529724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.529749][ T32] r4:00000000 [ 1338.529771][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.529822][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.529844][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.529892][ T32] r5:00001000 r4:e01cf000 [ 1338.529913][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.529954][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.529999][ T32] r5:8436478c r4:84364400 [ 1338.530046][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.530098][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.530120][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.530181][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1338.530308][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1338.530566][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1338.530844][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.531123][ T32] r5:852a3c00 r4:829188d8 ** 5 printk messages dropped ** [ 1338.531449][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.531718][ T32] r5:00001000 r4:eab7d000 ** 1 printk messages dropped ** [ 1338.531784][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.531831][ T32] r5:852dab8c r4:852da800 [ 1338.531876][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.531931][ T32] r7:ddde2d80 r6:83018200 r5:852dab8c r4:850efb80 [ 1338.531953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.532002][ T32] r10:61c88647 r9:852a3c00 r8:850efbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.532133][ T32] r4:850efb80 [ 1338.532182][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.532309][ T32] r10:00000000 r9:850efb80 r8:8027f5e8 r7:eaf45e60 r6:8513cb80 r5:852a3c00 [ 1338.532345][ T32] r4:00000001 [ 1338.532402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.532443][ T32] Exception stack(0xeaf55fb0 to 0xeaf55ff8) [ 1338.532471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.532501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.532531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.532581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.532613][ T32] r4:8515fc00 [ 1338.532972][ T32] INFO: task kworker/1:425:4552 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.533010][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.533099][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.533181][ T32] Call trace: [ 1338.533213][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.533266][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.533326][ T32] r4:00000000 [ 1338.533349][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.533391][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.533424][ T32] 1d20: 87d02000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.533484][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.533515][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.533542][ T32] r5:80070013 r4:80239bb0 [ 1338.533562][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1338.533878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 8 printk messages dropped ** [ 1338.534275][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.534675][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.534906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1338.535153][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.566103][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1338.566339][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.566421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8515fe40 [ 1338.566448][ T32] r4:00000000 [ 1338.566469][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.566521][ T32] r9:83018205 r8:852a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1338.566543][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.566592][ T32] r5:00001000 r4:eacb1000 [ 1338.566654][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.566706][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.566754][ T32] r5:852db78c r4:852db400 [ 1338.566778][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.566857][ T32] r7:ddde2d80 r6:83018200 r5:852db78c r4:850efc00 [ 1338.566882][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.566962][ T32] r10:61c88647 r9:852a4800 r8:850efc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.566989][ T32] r4:850efc00 [ 1338.567010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.567060][ T32] r10:00000000 r9:850efc00 r8:8027f5e8 r7:eaf45e60 r6:8513cc00 r5:852a4800 [ 1338.567083][ T32] r4:00000001 [ 1338.567104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.567171][ T32] Exception stack(0xeaf5dfb0 to 0xeaf5dff8) [ 1338.567206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.567268][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.567299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.567350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.567404][ T32] r4:8515fb40 [ 1338.568041][ T32] INFO: task kworker/1:426:4554 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.568091][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.568165][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.568253][ T32] Call trace: [ 1338.568288][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.568365][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1338.568648][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1338.568969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1338.569516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.569920][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1338.570226][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.570658][ T32] r4:85280000 ** 4 printk messages dropped ** [ 1338.570869][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 ** 7 printk messages dropped ** [ 1338.571213][ T32] r9:83018205 r8:85280000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 1 printk messages dropped ** [ 1338.571313][ T32] r5:00001000 r4:eac5d000 [ 1338.571336][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.571397][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.571497][ T32] r5:852db38c r4:852db000 [ 1338.571527][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.571575][ T32] r7:ddde2d80 r6:83018200 r5:852db38c r4:850efc80 [ 1338.571636][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.571693][ T32] r10:61c88647 r9:85280000 r8:850efcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.571746][ T32] r4:850efc80 [ 1338.571775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.571825][ T32] r10:00000000 r9:850efc80 r8:8027f5e8 r7:eaf5de60 r6:8513cc80 r5:85280000 [ 1338.571880][ T32] r4:00000001 [ 1338.571902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.571940][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1338.571968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.571997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.572025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.572056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.572078][ T32] r4:8515fac0 [ 1338.572395][ T32] INFO: task kworker/1:427:4556 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.572429][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.572564][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.572629][ T32] Call trace: [ 1338.572690][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.572747][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.572772][ T32] r4:00000000 [ 1338.572792][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.572832][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.572863][ T32] 1d20: 8861f000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.572929][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.572961][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.572986][ T32] r5:80070013 r4:80239bb0 [ 1338.573010][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.573079][ T32] r4:82ac11e4 [ 1338.573118][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.573168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.573220][ T32] r4:e0631dc0 [ 1338.573253][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1338.573605][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1338.574565][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1338.575094][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.596254][ T32] r5:00001000 r4:eaced000 ** 4 printk messages dropped ** [ 1338.596474][ T32] r7:ddde2d80 r6:83018200 r5:852dbb8c r4:850efd00 ** 5 printk messages dropped ** [ 1338.596774][ T32] r4:00000001 [ 1338.596795][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.596834][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1338.596868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.596900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.596929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.596993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.597034][ T32] r4:8515fe80 [ 1338.597524][ T32] INFO: task kworker/1:428:4559 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.597562][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.597668][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.597761][ T32] Call trace: [ 1338.597797][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.597871][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.597904][ T32] r4:00000000 [ 1338.597926][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.598001][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.598036][ T32] 1d20: 88b7a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.598068][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.598095][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.598152][ T32] r5:80070013 r4:80239bb0 [ 1338.598208][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.598286][ T32] r4:82ac11e4 [ 1338.598310][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1338.598553][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1338.599023][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1338.599586][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1338.600022][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1338.600524][ T32] r5:00001000 r4:ead0f000 ** 2 printk messages dropped ** [ 1338.600637][ T32] r5:852dbf8c r4:852dbc00 ** 3 printk messages dropped ** [ 1338.600776][ T32] r10:61c88647 r9:85281800 r8:850efdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.600821][ T32] r4:850efd80 [ 1338.600844][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.600894][ T32] r10:00000000 r9:850efd80 r8:8027f5e8 r7:eaf71e60 r6:8513cd80 r5:85281800 [ 1338.600917][ T32] r4:00000001 [ 1338.600936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.601003][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1338.601033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.601067][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.601096][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.601138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.601165][ T32] r4:84ae1740 [ 1338.601483][ T32] INFO: task kworker/1:429:4561 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.601549][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.601618][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.601720][ T32] Call trace: [ 1338.601783][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.601870][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1338.602132][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1338.602480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1338.602822][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1338.602963][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.603382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.603722][ T32] task:kworker/1:430 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.604215][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf7de08 ** 9 printk messages dropped ** [ 1338.604679][ T32] r5:00001000 r4:ead41000 [ 1338.604703][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.604745][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.604922][ T32] r7:ddde2d80 r6:83018200 r5:852dc38c r4:850efe00 ** 7 printk messages dropped ** [ 1338.605323][ T32] Exception stack(0xeaf7dfb0 to 0xeaf7dff8) ** 3 printk messages dropped ** [ 1338.635926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.636015][ T32] r4:84ae1740 [ 1338.636556][ T32] INFO: task kworker/1:430:4562 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.636599][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.636713][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.636805][ T32] Call trace: [ 1338.636865][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.636987][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.637019][ T32] r4:00000000 [ 1338.637042][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.637087][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.637121][ T32] 1d20: 894cb000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.637153][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.637180][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.637205][ T32] r5:80070013 r4:80239bb0 [ 1338.637225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.637270][ T32] r4:82ac11e4 [ 1338.637291][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.637366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.637407][ T32] r4:e0631dc0 [ 1338.637430][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.637478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.637527][ T32] r4:00000000 [ 1338.637583][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.637690][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.637725][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.637775][ T32] r5:00001000 r4:e01cf000 [ 1338.637796][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.637837][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.637934][ T32] r5:8436478c r4:84364400 [ 1338.637959][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.638011][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.638063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.638119][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.638170][ T32] r4:8494cf80 [ 1338.638206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.638289][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.638317][ T32] r4:00000001 [ 1338.638338][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.638376][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.638405][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.638436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.638770][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1338.639410][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf15e08 ** 9 printk messages dropped ** [ 1338.639920][ T32] r5:00001000 r4:dff7b000 ** 4 printk messages dropped ** [ 1338.640098][ T32] r7:dddced80 r6:83018000 r5:8439e78c r4:8513ce80 ** 13 printk messages dropped ** [ 1338.640928][ T32] INFO: task kworker/0:292:4565 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 19 printk messages dropped ** [ 1338.641863][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1338.642410][ T32] r4:8494cf80 ** 9 printk messages dropped ** [ 1338.642829][ T32] r4:84be4100 ** 11 printk messages dropped ** [ 1338.643487][ T32] r5:85284800 r4:829188d8 ** 11 printk messages dropped ** [ 1338.644227][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.644720][ T32] r4:850efe80 ** 11 printk messages dropped ** [ 1338.666271][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.666815][ T32] r4:82ac11e4 [ 1338.666839][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.666887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.666943][ T32] r4:e0631dc0 [ 1338.666997][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.667051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.667076][ T32] r4:00000000 [ 1338.667096][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.667148][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.667170][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.667216][ T32] r5:00001000 r4:e01cf000 [ 1338.667236][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.667277][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.667352][ T32] r5:8436478c r4:84364400 [ 1338.667390][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.667444][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.667496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.667550][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.667573][ T32] r4:8494cf80 [ 1338.667629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.667686][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.667732][ T32] r4:00000001 [ 1338.667755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.667793][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.667821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.667864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.667924][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.667975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.668000][ T32] r4:84be4100 [ 1338.668023][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.668081][ T32] INFO: task kworker/1:432:4568 blocked for more than 465 seconds. [ 1338.668118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.668175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.668201][ T32] task:kworker/1:432 state:D stack:0 pid:4568 tgid:4568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.668279][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.668324][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.668404][ T32] r10:829188dc r9:eaf85d84 r8:00000002 r7:60000013 r6:eaf85d8c r5:85285400 ** 15 printk messages dropped ** [ 1338.669098][ T32] r5:00001000 r4:ead89000 [ 1338.669121][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1338.669869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1338.671081][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1338.671600][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.671790][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.671814][ T32] r4:8494cf80 [ 1338.671833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.671938][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.671976][ T32] r4:00000001 [ 1338.671999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.672069][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.672136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.672171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.672229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.672264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.672289][ T32] r4:84be4100 [ 1338.672324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.672353][ T32] INFO: task kworker/1:433:4570 blocked for more than 465 seconds. [ 1338.672417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.672445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.672466][ T32] task:kworker/1:433 state:D stack:0 pid:4570 tgid:4570 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.673005][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 ** 9 printk messages dropped ** [ 1338.673531][ T32] r5:00001000 r4:eae21000 ** 4 printk messages dropped ** [ 1338.673892][ T32] r7:ddde2d80 r6:83018200 r5:852dcf8c r4:850eff80 ** 15 printk messages dropped ** [ 1338.674783][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1338.675407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 18 printk messages dropped ** [ 1338.709990][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1338.710853][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1338.712731][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1338.713770][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1338.746216][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.746643][ T32] r4:00000000 [ 1338.746692][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.746781][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.746850][ T32] 1d20: 8a4db000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.746922][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.746986][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.747063][ T32] r5:80070013 r4:80239bb0 [ 1338.747114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.747208][ T32] r4:82ac11e4 [ 1338.747254][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.747349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.747400][ T32] r4:e0631dc0 [ 1338.747445][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.747553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.747624][ T32] r4:00000000 [ 1338.747674][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.747792][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.747849][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.747944][ T32] r5:00001000 r4:e01cf000 [ 1338.747993][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.748094][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.748194][ T32] r5:8436478c r4:84364400 [ 1338.748240][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.748341][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.748387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.749350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1338.749476][ T32] r4:84be4100 [ 1338.749528][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.749618][ T32] INFO: task kworker/1:435:4575 blocked for more than 465 seconds. [ 1338.749728][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.749807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.749870][ T32] task:kworker/1:435 state:D stack:0 pid:4575 tgid:4575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.749969][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.750075][ T32] Call trace: [ 1338.750150][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1338.750252][ T32] r10:829188dc r9:eaf95d84 r8:00000002 r7:60000113 r6:eaf95d8c r5:8520ec00 ** 6 printk messages dropped ** [ 1338.750762][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.751499][ T32] r5:00001000 r4:eae61000 [ 1338.751545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.752073][ T32] r10:61c88647 r9:8520ec00 r8:8497c02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1338.753859][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1338.755069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 15 printk messages dropped ** [ 1338.784255][ T32] r4:8494cf80 ** 9 printk messages dropped ** [ 1338.785481][ T32] r4:84be4100 ** 8 printk messages dropped ** [ 1338.803622][ T32] r10:829188dc r9:eafa1d84 r8:00000002 r7:60000013 r6:eafa1d8c r5:84888c00 ** 13 printk messages dropped ** [ 1338.821777][ T32] r9:83018205 r8:84888c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 5 printk messages dropped ** [ 1338.822317][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1338.855223][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1338.861621][ T32] r5:8436478c r4:84364400 ** 11 printk messages dropped ** [ 1338.862575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1338.864342][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1338.865335][ T32] r9:83018205 r8:84889800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1338.865414][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.886661][ T32] r5:00001000 r4:eae73000 [ 1338.886800][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.886971][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.887078][ T32] r5:852ddb8c r4:852dd800 [ 1338.887134][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.887242][ T32] r7:ddde2d80 r6:83018200 r5:852ddb8c r4:8497c100 [ 1338.887294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.887401][ T32] r10:61c88647 r9:84889800 r8:8497c12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.887455][ T32] r4:8497c100 [ 1338.887502][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.887642][ T32] r10:00000000 r9:8497c100 r8:8027f5e8 r7:eafa1e60 r6:8494f280 r5:84889800 [ 1338.887753][ T32] r4:00000001 [ 1338.887823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.887917][ T32] Exception stack(0xeafa5fb0 to 0xeafa5ff8) [ 1338.887990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.888097][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.888171][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.888245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.888325][ T32] r4:850124c0 [ 1338.889504][ T32] INFO: task kworker/1:437:4579 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.889609][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.889787][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.889902][ T32] Call trace: [ 1338.889982][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.890096][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.890154][ T32] r4:00000000 [ 1338.890204][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.890386][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 8 printk messages dropped ** [ 1338.891273][ T32] r4:e0631dc0 ** 12 printk messages dropped ** [ 1338.892484][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1338.893601][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1338.894998][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.917048][ T32] r5:852ddf8c r4:852ddc00 ** 9 printk messages dropped ** [ 1338.918001][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) ** 13 printk messages dropped ** [ 1338.920032][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 15 printk messages dropped ** [ 1338.921249][ T32] r5:00001000 r4:e01cf000 ** 9 printk messages dropped ** [ 1338.922133][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 13 printk messages dropped ** [ 1338.923228][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1338.924564][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.924903][ T32] r5:00001000 r4:eafb7000 ** 6 printk messages dropped ** [ 1338.946479][ T32] r10:61c88647 r9:8488a400 r8:8497c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.946562][ T32] r4:8497c200 [ 1338.946619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.946774][ T32] r10:00000000 r9:8497c200 r8:8027f5e8 r7:eafa1e60 r6:8494f380 r5:8488a400 [ 1338.946836][ T32] r4:00000001 [ 1338.946896][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.946993][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1338.947088][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.947167][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.947303][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.947415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.947486][ T32] r4:85012640 [ 1338.948440][ T32] INFO: task kworker/1:439:4583 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.948534][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.948795][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.948956][ T32] Call trace: [ 1338.949134][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.949308][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.949412][ T32] r4:00000000 [ 1338.949473][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.949567][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1338.949767][ T32] 1d20: 8b53c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1338.949870][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1338.949987][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1338.950060][ T32] r5:80070013 r4:80239bb0 [ 1338.950113][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.950217][ T32] r4:82ac11e4 [ 1338.950290][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.950440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1338.950556][ T32] r4:e0631dc0 [ 1338.950635][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1338.950743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1338.950815][ T32] r4:00000000 [ 1338.950869][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.951000][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.951056][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.951188][ T32] r5:00001000 r4:e01cf000 [ 1338.951246][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.951340][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.951464][ T32] r5:8436478c r4:84364400 [ 1338.951515][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.951785][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1338.951861][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.951982][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.952045][ T32] r4:8494cf80 [ 1338.952099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.952206][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1338.952263][ T32] r4:00000001 [ 1338.952310][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.952391][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1338.952480][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.952553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.952765][ T32] r4:84be4100 ** 8 printk messages dropped ** [ 1338.953638][ T32] r10:829188dc r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:8488b000 ** 11 printk messages dropped ** [ 1338.954846][ T32] r4:00000000 [ 1338.954916][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1338.955077][ T32] r9:83018205 r8:8488b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1338.955166][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1338.955265][ T32] r5:00001000 r4:eafbd000 [ 1338.955312][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.955399][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.985869][ T32] r5:852deb8c r4:852de800 [ 1338.985978][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.986062][ T32] r7:ddde2d80 r6:83018200 r5:852deb8c r4:8497c280 [ 1338.986087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.986142][ T32] r10:61c88647 r9:8488b000 r8:8497c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1338.987053][ T32] r4:85012a40 ** 8 printk messages dropped ** [ 1338.988507][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 16 printk messages dropped ** [ 1338.990490][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1338.991089][ T32] r4:84be4100 ** 11 printk messages dropped ** [ 1338.992007][ T32] r5:8488c800 r4:829188d8 ** 10 printk messages dropped ** [ 1338.992862][ T32] r9:83018205 r8:8488c800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 2 printk messages dropped ** [ 1338.992990][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1338.993031][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.993076][ T32] r5:852df38c r4:852df000 [ 1338.993113][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.993165][ T32] r7:ddde2d80 r6:83018200 r5:852df38c r4:8497c300 [ 1338.993252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.993326][ T32] r10:61c88647 r9:8488c800 r8:8497c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.993371][ T32] r4:8497c300 [ 1338.993396][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.993446][ T32] r10:00000000 r9:8497c300 r8:8027f5e8 r7:eafc9e60 r6:8494f480 r5:8488c800 [ 1338.993471][ T32] r4:00000001 [ 1338.993490][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.993541][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1338.993586][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.993633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.993699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.993738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.993770][ T32] r4:85012b00 [ 1338.994157][ T32] INFO: task kworker/1:441:4587 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1338.994296][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.994605][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.994657][ T32] Call trace: [ 1338.994747][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1338.994807][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1338.994896][ T32] r4:00000000 [ 1338.994923][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1338.995145][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 6 printk messages dropped ** [ 1339.021328][ T32] r4:e0631dc0 ** 5 printk messages dropped ** [ 1339.021563][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1339.022125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.022573][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1339.022857][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1339.023070][ T32] task:kworker/1:442 state:D stack:0 pid:4588 tgid:4588 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1339.023453][ T32] r10:829188dc r9:eafadd84 r8:00000002 r7:60000013 r6:eafadd8c r5:8529e000 [ 1339.023528][ T32] r4:8529e000 [ 1339.023582][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.023645][ T32] r5:8529e000 r4:829188d8 [ 1339.023682][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.023751][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.023847][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1339.023906][ T32] r4:00000000 [ 1339.023938][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.023989][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.024078][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.024137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85012d80 [ 1339.024208][ T32] r4:00000000 [ 1339.024235][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.024289][ T32] r9:83018205 r8:8529e000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1339.024313][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.024359][ T32] r5:00001000 r4:eafcf000 [ 1339.024405][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.024454][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.024502][ T32] r5:852def8c r4:852dec00 [ 1339.024548][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.024632][ T32] r7:ddde2d80 r6:83018200 r5:852def8c r4:8497c380 [ 1339.024666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.024744][ T32] r10:61c88647 r9:8529e000 r8:8497c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.024772][ T32] r4:8497c380 [ 1339.024818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.024872][ T32] r10:00000000 r9:8497c380 r8:8027f5e8 r7:eafcde60 r6:8497c400 r5:8529e000 [ 1339.024919][ T32] r4:00000001 [ 1339.024967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.025009][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1339.025040][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.025074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.025121][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.025161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.025186][ T32] r4:85012b00 [ 1339.033443][ T32] INFO: task kworker/1:442:4588 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.033536][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.033695][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.033768][ T32] Call trace: [ 1339.033806][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.033890][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.033945][ T32] r4:00000000 [ 1339.033972][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.034026][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.034063][ T32] 1d20: 8bc71000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.034121][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.034154][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.034238][ T32] r5:80070013 r4:80239bb0 [ 1339.034265][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.034342][ T32] r4:82ac11e4 [ 1339.034369][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.034419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.034546][ T32] r4:e0631dc0 [ 1339.034573][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.034623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.034666][ T32] r4:00000000 [ 1339.034692][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.034748][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.034774][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.034850][ T32] r5:00001000 r4:e01cf000 [ 1339.034900][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.034948][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.035028][ T32] r5:8436478c r4:84364400 [ 1339.035054][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.035107][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.035131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.035183][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.035209][ T32] r4:8494cf80 [ 1339.035232][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.035282][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.035306][ T32] r4:00000001 [ 1339.035328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.035366][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.035418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.035454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.035557][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.049978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.050033][ T32] r4:84be4100 [ 1339.050064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.050099][ T32] INFO: task kworker/1:443:4592 blocked for more than 465 seconds. [ 1339.050137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.050184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.050213][ T32] task:kworker/1:443 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.050340][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.050407][ T32] Call trace: [ 1339.050445][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.050505][ T32] r10:829188dc r9:eaf09d84 r8:00000002 r7:60000013 r6:eaf09d8c r5:8529a400 [ 1339.050531][ T32] r4:8529a400 [ 1339.050652][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.050706][ T32] r5:8529a400 r4:829188d8 [ 1339.050730][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.050774][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.050826][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 1339.050922][ T32] r4:00000000 [ 1339.050975][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.051049][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.051100][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.051148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84879000 [ 1339.051173][ T32] r4:00000000 [ 1339.051194][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.051249][ T32] r9:83018205 r8:8529a400 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1339.051301][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.051359][ T32] r5:00001000 r4:eafdb000 [ 1339.051443][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.051519][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.051596][ T32] r5:852df78c r4:852df400 [ 1339.051622][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.051706][ T32] r7:ddde2d80 r6:83018200 r5:852df78c r4:8497c480 [ 1339.051741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.051794][ T32] r10:61c88647 r9:8529a400 r8:8497c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.051833][ T32] r4:8497c480 [ 1339.051962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.052025][ T32] r10:00000000 r9:8497c480 r8:8027f5e8 r7:eafcde60 r6:8497c500 r5:8529a400 [ 1339.052099][ T32] r4:00000001 [ 1339.052129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.052221][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1339.052282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.052318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.052347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.052404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.052433][ T32] r4:84879100 [ 1339.052987][ T32] INFO: task kworker/1:443:4592 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.053086][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.053154][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.053201][ T32] Call trace: [ 1339.053233][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.053309][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.053338][ T32] r4:00000000 [ 1339.053383][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.053429][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.053486][ T32] 1d20: 8bfb5000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.053524][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.053551][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.053599][ T32] r5:80070013 r4:80239bb0 [ 1339.053674][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.053737][ T32] r4:82ac11e4 [ 1339.053760][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.053809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.053833][ T32] r4:e0631dc0 [ 1339.053853][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.053899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.053951][ T32] r4:00000000 [ 1339.053976][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.054075][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.054101][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.054147][ T32] r5:00001000 r4:e01cf000 [ 1339.054168][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.054226][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.054288][ T32] r5:8436478c r4:84364400 [ 1339.054360][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.054413][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.054434][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.054485][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.054508][ T32] r4:8494cf80 [ 1339.054528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.054579][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.054603][ T32] r4:00000001 [ 1339.054650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.054693][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.054721][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.054775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.054807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.054839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.054862][ T32] r4:84be4100 [ 1339.054882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.054929][ T32] INFO: task kworker/1:444:4593 blocked for more than 465 seconds. [ 1339.054963][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.054994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.055016][ T32] task:kworker/1:444 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.055119][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.055186][ T32] Call trace: [ 1339.055240][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.055294][ T32] r10:829188dc r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:8529d400 [ 1339.055321][ T32] r4:8529d400 [ 1339.055343][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.055391][ T32] r5:8529d400 r4:829188d8 [ 1339.055413][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.055479][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.069129][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe9e08 [ 1339.069177][ T32] r4:00000000 [ 1339.069203][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.069265][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.069308][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.069355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848796c0 [ 1339.069378][ T32] r4:00000000 [ 1339.069397][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.069449][ T32] r9:83018205 r8:8529d400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1339.069472][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.069518][ T32] r5:00001000 r4:e0225000 [ 1339.069562][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.069627][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.069700][ T32] r5:852dff8c r4:852dfc00 [ 1339.069723][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.069800][ T32] r7:ddde2d80 r6:83018200 r5:852dff8c r4:8497c580 [ 1339.069850][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.069980][ T32] r10:61c88647 r9:8529d400 r8:8497c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.070030][ T32] r4:8497c580 [ 1339.070054][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.070106][ T32] r10:00000000 r9:8497c580 r8:8027f5e8 r7:eaf09e60 r6:8497c600 r5:8529d400 [ 1339.070129][ T32] r4:00000001 [ 1339.070174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.070219][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) [ 1339.070256][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.070288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.070317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.070363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.070417][ T32] r4:84879280 [ 1339.070925][ T32] INFO: task kworker/1:444:4593 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.070987][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.071089][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.071145][ T32] Call trace: [ 1339.071191][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.071256][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.071291][ T32] r4:00000000 [ 1339.071311][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.071352][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.071384][ T32] 1d20: 8c0d4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.071456][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.071490][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.071540][ T32] r5:80070013 r4:80239bb0 [ 1339.071589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.071662][ T32] r4:82ac11e4 [ 1339.071687][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.071736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.071787][ T32] r4:e0631dc0 [ 1339.071862][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.071939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.071990][ T32] r4:00000000 [ 1339.072014][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.072068][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.072091][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.072137][ T32] r5:00001000 r4:e01cf000 [ 1339.072157][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.072198][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.072244][ T32] r5:8436478c r4:84364400 [ 1339.072264][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.072342][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.072369][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.072446][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.072498][ T32] r4:8494cf80 [ 1339.072533][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.072597][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.072625][ T32] r4:00000001 [ 1339.072674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.072715][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.072756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.072790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.072830][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.072864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.072911][ T32] r4:84be4100 [ 1339.072936][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.072968][ T32] INFO: task kworker/1:445:4596 blocked for more than 465 seconds. [ 1339.073007][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.073047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.073072][ T32] task:kworker/1:445 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.073167][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.073238][ T32] Call trace: [ 1339.073297][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.073351][ T32] r10:829188dc r9:eaff1d84 r8:00000002 r7:60000013 r6:eaff1d8c r5:851ae000 [ 1339.073398][ T32] r4:851ae000 [ 1339.073422][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.073467][ T32] r5:851ae000 r4:829188d8 [ 1339.073488][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.073530][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.073580][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1339.073604][ T32] r4:00000000 [ 1339.073683][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.073732][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.073770][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.073815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848794c0 [ 1339.073838][ T32] r4:00000000 [ 1339.073858][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.073907][ T32] r9:83018205 r8:851ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.073928][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.073971][ T32] r5:00001000 r4:e0083000 [ 1339.073991][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.074033][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.074102][ T32] r5:852dfb8c r4:852df800 [ 1339.074128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.074201][ T32] r7:ddde2d80 r6:83018200 r5:852dfb8c r4:8497c680 [ 1339.074257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.074318][ T32] r10:61c88647 r9:851ae000 r8:8497c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.074342][ T32] r4:8497c680 [ 1339.074404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.074501][ T32] r10:00000000 r9:8497c680 r8:8027f5e8 r7:eafe9e60 r6:8497c700 r5:851ae000 [ 1339.074577][ T32] r4:00000001 [ 1339.074600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.074640][ T32] Exception stack(0xeaff1fb0 to 0xeaff1ff8) [ 1339.074680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.074785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.074847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.074883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.074908][ T32] r4:84879480 [ 1339.075344][ T32] INFO: task kworker/1:445:4596 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.075417][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.093280][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.093412][ T32] Call trace: [ 1339.093458][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.093533][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.093565][ T32] r4:00000000 [ 1339.093590][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.093635][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.093691][ T32] 1d20: 8c4a2000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.093782][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.093814][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.093841][ T32] r5:80070013 r4:80239bb0 [ 1339.093883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.093933][ T32] r4:82ac11e4 [ 1339.093954][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.094000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.094023][ T32] r4:e0631dc0 [ 1339.094145][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.094196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.094248][ T32] r4:00000000 [ 1339.094279][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.094330][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.094352][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.094397][ T32] r5:00001000 r4:e01cf000 [ 1339.094475][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.094522][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.094591][ T32] r5:8436478c r4:84364400 [ 1339.094659][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.094717][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.094740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.094822][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.094880][ T32] r4:8494cf80 [ 1339.094908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.094989][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.095074][ T32] r4:00000001 [ 1339.095098][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.095136][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.095165][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.095195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.095223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.095254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.095277][ T32] r4:84be4100 [ 1339.095300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.095331][ T32] INFO: task kworker/1:446:4599 blocked for more than 465 seconds. [ 1339.095382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.095412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.095434][ T32] task:kworker/1:446 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.102091][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.102199][ T32] Call trace: [ 1339.102236][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.102325][ T32] r10:829188dc r9:eaff5d84 r8:00000002 r7:60000013 r6:eaff5d8c r5:8529c800 [ 1339.102356][ T32] r4:8529c800 [ 1339.102407][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.102487][ T32] r5:8529c800 r4:829188d8 [ 1339.102513][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.102557][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.102640][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 [ 1339.102676][ T32] r4:00000000 [ 1339.102697][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.102773][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.102820][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.102887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84879980 [ 1339.102930][ T32] r4:00000000 [ 1339.102953][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.103008][ T32] r9:83018205 r8:8529c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1339.103036][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.103088][ T32] r5:00001000 r4:e06ef000 [ 1339.103111][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.103153][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.103198][ T32] r5:852e078c r4:852e0400 [ 1339.103218][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.103296][ T32] r7:ddde2d80 r6:83018200 r5:852e078c r4:8497c780 [ 1339.103322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.103374][ T32] r10:61c88647 r9:8529c800 r8:8497c7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.103402][ T32] r4:8497c780 [ 1339.103425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.103476][ T32] r10:00000000 r9:8497c780 r8:8027f5e8 r7:eafe9e60 r6:8497c800 r5:8529c800 [ 1339.103499][ T32] r4:00000001 [ 1339.103519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.103557][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1339.103587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.103629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.103694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.103728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.103777][ T32] r4:84879400 [ 1339.104279][ T32] INFO: task kworker/1:446:4599 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.104319][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.104534][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.104602][ T32] Call trace: [ 1339.104874][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.104953][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.104978][ T32] r4:00000000 [ 1339.104999][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.105081][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.105122][ T32] 1d20: 8c4a2000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.105159][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.105193][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.105228][ T32] r5:80070013 r4:80239bb0 [ 1339.105253][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.105298][ T32] r4:82ac11e4 [ 1339.105318][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.105366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.105423][ T32] r4:e0631dc0 [ 1339.105447][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.118583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.118737][ T32] r4:00000000 [ 1339.118914][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.118990][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.119015][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.119065][ T32] r5:00001000 r4:e01cf000 [ 1339.119261][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.119336][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.119387][ T32] r5:8436478c r4:84364400 [ 1339.119407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.119459][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.119482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.119563][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.119628][ T32] r4:8494cf80 [ 1339.119657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.119709][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.119753][ T32] r4:00000001 [ 1339.119892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.119970][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.120006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.120037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.120065][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.120096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.120119][ T32] r4:84be4100 [ 1339.120142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.120183][ T32] INFO: task kworker/0:293:4600 blocked for more than 465 seconds. [ 1339.120219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.120246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.120328][ T32] task:kworker/0:293 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.120394][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.120469][ T32] Call trace: [ 1339.120513][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.120570][ T32] r10:829188dc r9:eaf75d84 r8:00000002 r7:60000113 r6:eaf75d8c r5:8488d400 [ 1339.120594][ T32] r4:8488d400 [ 1339.120614][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.120691][ T32] r5:8488d400 r4:829188d8 [ 1339.120746][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.120797][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.120848][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf75e08 [ 1339.120871][ T32] r4:00000000 [ 1339.120891][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.120931][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.121001][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.121055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848d5400 [ 1339.121080][ T32] r4:00000000 [ 1339.121130][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.121258][ T32] r9:83018005 r8:8488d400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1339.121284][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.121329][ T32] r5:00001000 r4:e8a6d000 [ 1339.121348][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.121388][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.121433][ T32] r5:8439e38c r4:8439e000 [ 1339.121453][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.121502][ T32] r7:dddced80 r6:83018000 r5:8439e38c r4:8494f500 [ 1339.121558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.121612][ T32] r10:61c88647 r9:8488d400 r8:8494f52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.121682][ T32] r4:8494f500 [ 1339.121737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.121790][ T32] r10:00000000 r9:8494f500 r8:8027f5e8 r7:eaf0de60 r6:8494f580 r5:8488d400 [ 1339.121813][ T32] r4:00000001 [ 1339.121835][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.121872][ T32] Exception stack(0xeaf75fb0 to 0xeaf75ff8) [ 1339.121900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.121929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.121958][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.121989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.122028][ T32] r4:850eacc0 [ 1339.122514][ T32] INFO: task kworker/0:293:4600 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.122549][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.122649][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.122694][ T32] Call trace: [ 1339.122725][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.122812][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.122870][ T32] r4:00000000 [ 1339.122896][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.122961][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.122994][ T32] 1d20: 8c968000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.123064][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.123128][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.123171][ T32] r5:80070013 r4:80239bb0 [ 1339.123195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.123239][ T32] r4:82ac11e4 [ 1339.123259][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.123307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.123330][ T32] r4:e0631dc0 [ 1339.123350][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.123427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.123455][ T32] r4:00000000 [ 1339.123493][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.123646][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.123702][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.123784][ T32] r5:00001000 r4:e01cf000 [ 1339.123808][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.123870][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.123919][ T32] r5:8436478c r4:84364400 [ 1339.123942][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.123990][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.124011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.124062][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.124160][ T32] r4:8494cf80 [ 1339.124213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.124266][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.124290][ T32] r4:00000001 [ 1339.124353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.124393][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.124606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.124639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.124675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.124706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.124731][ T32] r4:84be4100 [ 1339.124782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.124818][ T32] INFO: task kworker/1:447:4601 blocked for more than 465 seconds. [ 1339.124849][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.124886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.124911][ T32] task:kworker/1:447 state:D stack:0 pid:4601 tgid:4601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.125066][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.125119][ T32] Call trace: [ 1339.125182][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.125235][ T32] r10:829188dc r9:eafe5d84 r8:00000002 r7:60000013 r6:eafe5d8c r5:8488e000 [ 1339.125258][ T32] r4:8488e000 [ 1339.125279][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.125321][ T32] r5:8488e000 r4:829188d8 [ 1339.125342][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.125448][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.146016][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 1339.146100][ T32] r4:00000000 [ 1339.146130][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.146193][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.146251][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.146303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848798c0 [ 1339.146327][ T32] r4:00000000 [ 1339.146347][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.146425][ T32] r9:83018205 r8:8488e000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1339.146452][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.146502][ T32] r5:00001000 r4:e05c7000 [ 1339.146523][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.146570][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.146633][ T32] r5:852e038c r4:852e0000 [ 1339.146662][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.146739][ T32] r7:ddde2d80 r6:83018200 r5:852e038c r4:8497ca00 [ 1339.146765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.146817][ T32] r10:61c88647 r9:8488e000 r8:8497ca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.146879][ T32] r4:8497ca00 [ 1339.146943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.146999][ T32] r10:00000000 r9:8497ca00 r8:8027f5e8 r7:eaff5e60 r6:8494f600 r5:8488e000 [ 1339.147028][ T32] r4:00000001 [ 1339.147050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.147090][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1339.147154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.147212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.147244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.147275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.147311][ T32] r4:84879880 [ 1339.147919][ T32] INFO: task kworker/1:447:4601 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.147973][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.148045][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.148095][ T32] Call trace: [ 1339.148153][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.148246][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.148278][ T32] r4:00000000 [ 1339.148299][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.148355][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.148396][ T32] 1d20: 8ce3c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.148452][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.148511][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.148558][ T32] r5:80070013 r4:80239bb0 [ 1339.148583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.148629][ T32] r4:82ac11e4 [ 1339.148656][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.148707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.148733][ T32] r4:e0631dc0 [ 1339.148778][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.148853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.148880][ T32] r4:00000000 [ 1339.148925][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.148981][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.149004][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.149050][ T32] r5:00001000 r4:e01cf000 [ 1339.149069][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.149135][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.149189][ T32] r5:8436478c r4:84364400 [ 1339.149236][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.149289][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.149313][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.149364][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.149387][ T32] r4:8494cf80 [ 1339.149407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.149480][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.149532][ T32] r4:00000001 [ 1339.149581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.149631][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.149703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.149777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.149833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.149892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.149920][ T32] r4:84be4100 [ 1339.149969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.150004][ T32] INFO: task kworker/1:448:4604 blocked for more than 465 seconds. [ 1339.150065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.150095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.150117][ T32] task:kworker/1:448 state:D stack:0 pid:4604 tgid:4604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.150202][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.150299][ T32] Call trace: [ 1339.150356][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.150411][ T32] r10:829188dc r9:eaff9d84 r8:00000002 r7:60000013 r6:eaff9d8c r5:8488ec00 [ 1339.150451][ T32] r4:8488ec00 [ 1339.150475][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.150524][ T32] r5:8488ec00 r4:829188d8 [ 1339.150545][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.150587][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.150637][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 [ 1339.150691][ T32] r4:00000000 [ 1339.150715][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.150780][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.150823][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.150898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84879c00 [ 1339.150927][ T32] r4:00000000 [ 1339.150958][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.151035][ T32] r9:83018205 r8:8488ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1339.151063][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.151120][ T32] r5:00001000 r4:e07ed000 [ 1339.151167][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.151239][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.151288][ T32] r5:852e0f8c r4:852e0c00 [ 1339.151309][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.151357][ T32] r7:ddde2d80 r6:83018200 r5:852e0f8c r4:8497ca80 [ 1339.151379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.151459][ T32] r10:61c88647 r9:8488ec00 r8:8497caac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.151495][ T32] r4:8497ca80 [ 1339.151515][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.151569][ T32] r10:00000000 r9:8497ca80 r8:8027f5e8 r7:eaff5e60 r6:8494f680 r5:8488ec00 [ 1339.151593][ T32] r4:00000001 [ 1339.151623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.151670][ T32] Exception stack(0xeaff9fb0 to 0xeaff9ff8) [ 1339.151724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.151758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.151802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.151836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.151859][ T32] r4:84879a00 [ 1339.152164][ T32] INFO: task kworker/1:448:4604 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.152223][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.152302][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.152349][ T32] Call trace: [ 1339.152435][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.152516][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.152567][ T32] r4:00000000 [ 1339.152618][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.152669][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.152729][ T32] 1d20: 8ce3c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.152765][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.152806][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.152835][ T32] r5:80070013 r4:80239bb0 [ 1339.152856][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.152900][ T32] r4:82ac11e4 [ 1339.152920][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.152990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.153017][ T32] r4:e0631dc0 [ 1339.153036][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.153083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.153108][ T32] r4:00000000 [ 1339.153128][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.153179][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.153202][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.153271][ T32] r5:00001000 r4:e01cf000 [ 1339.153294][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.153337][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.153382][ T32] r5:8436478c r4:84364400 [ 1339.153427][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.153480][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.153502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.153563][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.153618][ T32] r4:8494cf80 [ 1339.153646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.153710][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.153735][ T32] r4:00000001 [ 1339.153754][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.153818][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.153860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.153904][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.153951][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.153986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.154010][ T32] r4:84be4100 [ 1339.154040][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.154068][ T32] INFO: task kworker/1:449:4605 blocked for more than 465 seconds. [ 1339.154098][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.154147][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.154196][ T32] task:kworker/1:449 state:D stack:0 pid:4605 tgid:4605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.154287][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.154333][ T32] Call trace: [ 1339.154371][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.154444][ T32] r10:829188dc r9:eaffdd84 r8:00000002 r7:60000113 r6:eaffdd8c r5:84888000 [ 1339.154472][ T32] r4:84888000 [ 1339.154493][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.154536][ T32] r5:84888000 r4:829188d8 [ 1339.154561][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.154649][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.154704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1339.154730][ T32] r4:00000000 [ 1339.154774][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.154818][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.154879][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.154929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84879b80 [ 1339.154953][ T32] r4:00000000 [ 1339.154973][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.155021][ T32] r9:83018205 r8:84888000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1339.155042][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.155086][ T32] r5:00001000 r4:e078d000 [ 1339.155111][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.155158][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.155205][ T32] r5:852e0b8c r4:852e0800 [ 1339.155224][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.155332][ T32] r7:ddde2d80 r6:83018200 r5:852e0b8c r4:8497cb80 [ 1339.155358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.155409][ T32] r10:61c88647 r9:84888000 r8:8497cbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.155433][ T32] r4:8497cb80 [ 1339.155478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.178098][ T32] r10:00000000 r9:8497cb80 r8:8027f5e8 r7:eaff9e60 r6:8494f700 r5:84888000 [ 1339.178159][ T32] r4:00000001 [ 1339.178191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.178276][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1339.178312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.178344][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.178372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.178410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.178435][ T32] r4:84879c80 [ 1339.178897][ T32] INFO: task kworker/1:449:4605 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.178937][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.179007][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.179087][ T32] Call trace: [ 1339.179123][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.179183][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.179215][ T32] r4:00000000 [ 1339.179237][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.179278][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.179311][ T32] 1d20: 8d239000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.179343][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.179370][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.179395][ T32] r5:80070013 r4:80239bb0 [ 1339.179439][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.179513][ T32] r4:82ac11e4 [ 1339.179535][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.179606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.179634][ T32] r4:e0631dc0 [ 1339.179667][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.179746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.179771][ T32] r4:00000000 [ 1339.179792][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.179844][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.179889][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.179943][ T32] r5:00001000 r4:e01cf000 [ 1339.179973][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.180020][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.180066][ T32] r5:8436478c r4:84364400 [ 1339.180109][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.180164][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.180211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.180267][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.180291][ T32] r4:8494cf80 [ 1339.180316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.180367][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.180414][ T32] r4:00000001 [ 1339.180438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.180476][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.180527][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.180651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.180687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.180719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.180744][ T32] r4:84be4100 [ 1339.180766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.180800][ T32] INFO: task kworker/1:450:4608 blocked for more than 465 seconds. [ 1339.180835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.180863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.180884][ T32] task:kworker/1:450 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.180936][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.181005][ T32] Call trace: [ 1339.181064][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.181118][ T32] r10:829188dc r9:eb001d84 r8:00000002 r7:60000013 r6:eb001d8c r5:852a6c00 [ 1339.181215][ T32] r4:852a6c00 [ 1339.181254][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.181317][ T32] r5:852a6c00 r4:829188d8 [ 1339.181340][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.181395][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.181451][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb001e08 [ 1339.181474][ T32] r4:00000000 [ 1339.181494][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.181558][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.181600][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.181676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85012e40 [ 1339.181712][ T32] r4:00000000 [ 1339.181734][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.181808][ T32] r9:83018205 r8:852a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1339.181845][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.181919][ T32] r5:00001000 r4:eabc7000 [ 1339.181960][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.182042][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.182093][ T32] r5:852e1b8c r4:852e1800 [ 1339.182125][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.182182][ T32] r7:ddde2d80 r6:83018200 r5:852e1b8c r4:8497cb00 [ 1339.182208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.182263][ T32] r10:61c88647 r9:852a6c00 r8:8497cb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.182288][ T32] r4:8497cb00 [ 1339.182340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.182424][ T32] r10:00000000 r9:8497cb00 r8:8027f5e8 r7:eaff9e60 r6:8494f780 r5:852a6c00 [ 1339.182448][ T32] r4:00000001 [ 1339.182467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.182564][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1339.182600][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.182649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.182751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.182798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.182825][ T32] r4:84879b40 [ 1339.183143][ T32] INFO: task kworker/1:450:4608 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.183181][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.183244][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.183368][ T32] Call trace: [ 1339.183400][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.183502][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.183535][ T32] r4:00000000 [ 1339.183557][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.183645][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.183691][ T32] 1d20: 8d239000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.183726][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.183752][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.183806][ T32] r5:80070013 r4:80239bb0 [ 1339.183830][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.183876][ T32] r4:82ac11e4 [ 1339.183911][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.183961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.183986][ T32] r4:e0631dc0 [ 1339.184007][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.184052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.184095][ T32] r4:00000000 [ 1339.184119][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.184191][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.184216][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.184275][ T32] r5:00001000 r4:e01cf000 [ 1339.184312][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.184358][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.184403][ T32] r5:8436478c r4:84364400 [ 1339.184446][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.184499][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.184531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.184585][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.184630][ T32] r4:8494cf80 [ 1339.184659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.184710][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.184733][ T32] r4:00000001 [ 1339.184775][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.184817][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.184868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.184911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.184943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.184974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.184997][ T32] r4:84be4100 [ 1339.185018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.185042][ T32] INFO: task kworker/1:451:4610 blocked for more than 465 seconds. [ 1339.185094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.185121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.185143][ T32] task:kworker/1:451 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.185239][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.185303][ T32] Call trace: [ 1339.185364][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.185416][ T32] r10:829188dc r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:85280c00 [ 1339.185440][ T32] r4:85280c00 [ 1339.185461][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.210025][ T32] r5:85280c00 r4:829188d8 [ 1339.210116][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.210185][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.210239][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb005e08 [ 1339.210275][ T32] r4:00000000 [ 1339.210300][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.210343][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.210385][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.210431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84879d40 [ 1339.210453][ T32] r4:00000000 [ 1339.210473][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.210547][ T32] r9:83018205 r8:85280c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.210581][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.210634][ T32] r5:00001000 r4:e49cd000 [ 1339.210664][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.210719][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.210769][ T32] r5:852e138c r4:852e1000 [ 1339.210790][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.210842][ T32] r7:ddde2d80 r6:83018200 r5:852e138c r4:8497cc00 [ 1339.210874][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.210932][ T32] r10:61c88647 r9:85280c00 r8:8497cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.210979][ T32] r4:8497cc00 [ 1339.211074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.211130][ T32] r10:00000000 r9:8497cc00 r8:8027f5e8 r7:eb001e60 r6:8494f800 r5:85280c00 [ 1339.211153][ T32] r4:00000001 [ 1339.211187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.211230][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1339.211261][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.211316][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.211353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.211389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.211458][ T32] r4:84879d80 [ 1339.211929][ T32] INFO: task kworker/1:451:4610 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.212036][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.212125][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.212177][ T32] Call trace: [ 1339.212265][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.212322][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.212373][ T32] r4:00000000 [ 1339.212402][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.212445][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.212478][ T32] 1d20: 8d6e8000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.212516][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.212550][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.212590][ T32] r5:80070013 r4:80239bb0 [ 1339.212646][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.212694][ T32] r4:82ac11e4 [ 1339.212719][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.212767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.212791][ T32] r4:e0631dc0 [ 1339.212811][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.212857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.212900][ T32] r4:00000000 [ 1339.212926][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.212980][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.213003][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.213163][ T32] r5:00001000 r4:e01cf000 [ 1339.213189][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.213232][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.213277][ T32] r5:8436478c r4:84364400 [ 1339.213298][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.213347][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.213368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.213419][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.213442][ T32] r4:8494cf80 [ 1339.213463][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.213525][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.213553][ T32] r4:00000001 [ 1339.213574][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.213612][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.213640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.213726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.213767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.213799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.213822][ T32] r4:84be4100 [ 1339.213843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.213886][ T32] INFO: task kworker/1:452:4611 blocked for more than 465 seconds. [ 1339.213924][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.213952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.213997][ T32] task:kworker/1:452 state:D stack:0 pid:4611 tgid:4611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.214050][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.214127][ T32] Call trace: [ 1339.214161][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.214213][ T32] r10:829188dc r9:eb009d84 r8:00000002 r7:60000013 r6:eb009d8c r5:85348000 [ 1339.214238][ T32] r4:85348000 [ 1339.214258][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.214300][ T32] r5:85348000 r4:829188d8 [ 1339.214320][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.214377][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.214455][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb009e08 [ 1339.214483][ T32] r4:00000000 [ 1339.214536][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.214580][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.214676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85012fc0 [ 1339.214746][ T32] r4:00000000 [ 1339.214770][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.214834][ T32] r9:83018205 r8:85348000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1339.214916][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.214965][ T32] r5:00001000 r4:e8a43000 [ 1339.214987][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.215028][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.215073][ T32] r5:852e178c r4:852e1400 [ 1339.215097][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.215147][ T32] r7:ddde2d80 r6:83018200 r5:852e178c r4:8497cc80 [ 1339.215167][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.215217][ T32] r10:61c88647 r9:85348000 r8:8497ccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.215242][ T32] r4:8497cc80 [ 1339.215261][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.215310][ T32] r10:00000000 r9:8497cc80 r8:8027f5e8 r7:eb001e60 r6:8494f880 r5:85348000 [ 1339.215333][ T32] r4:00000001 [ 1339.215353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.215413][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 1339.215532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.222436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.222484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.222545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1339.223195][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.223654][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 10 printk messages dropped ** [ 1339.224247][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 12 printk messages dropped ** [ 1339.225069][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.225260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.225317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.225373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.225514][ T32] r4:84be4100 [ 1339.240101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.240161][ T32] INFO: task kworker/0:294:4614 blocked for more than 465 seconds. [ 1339.240205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.240234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.240257][ T32] task:kworker/0:294 state:D stack:0 pid:4614 tgid:4614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.240345][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.240460][ T32] Call trace: [ 1339.240647][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.240730][ T32] r10:829188dc r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:85348c00 [ 1339.240757][ T32] r4:85348c00 [ 1339.240809][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.240871][ T32] r5:85348c00 r4:829188d8 [ 1339.240951][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.241001][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.241077][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 1339.241108][ T32] r4:00000000 [ 1339.241131][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.241174][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.241216][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.241287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84359300 [ 1339.241316][ T32] r4:00000000 [ 1339.241336][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.241389][ T32] r9:83018005 r8:85348c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1339.241411][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.241481][ T32] r5:00001000 r4:eb0b1000 [ 1339.241529][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.241600][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.241691][ T32] r5:8531c38c r4:8531c000 [ 1339.241718][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.241796][ T32] r7:dddced80 r6:83018000 r5:8531c38c r4:8494f900 [ 1339.241823][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.241899][ T32] r10:61c88647 r9:85348c00 r8:8494f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.241930][ T32] r4:8494f900 ** 4 printk messages dropped ** [ 1339.242290][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) ** 6 printk messages dropped ** [ 1339.243078][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1339.243403][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.243435][ T32] r4:00000000 [ 1339.243458][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.243500][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.243532][ T32] 1d20: 8d973000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.243565][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.243593][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.243621][ T32] r5:80070013 r4:80239bb0 [ 1339.243658][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.243734][ T32] r4:82ac11e4 [ 1339.243771][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.243822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.243872][ T32] r4:e0631dc0 [ 1339.243900][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.243964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.243992][ T32] r4:00000000 [ 1339.244013][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.244067][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.244101][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.244176][ T32] r5:00001000 r4:e01cf000 [ 1339.244199][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.244267][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.244316][ T32] r5:8436478c r4:84364400 [ 1339.244337][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.244529][ T32] r4:8494cf80 ** 4 printk messages dropped ** [ 1339.244744][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1339.244982][ T32] INFO: task kworker/1:453:4615 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 1339.245284][ T32] r10:829188dc r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:85349800 ** 6 printk messages dropped ** [ 1339.258439][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.259124][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.259261][ T32] r5:00001000 r4:eabe3000 [ 1339.259282][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.259323][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.259369][ T32] r5:852e1f8c r4:852e1c00 [ 1339.259389][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.259440][ T32] r7:ddde2d80 r6:83018200 r5:852e1f8c r4:8497cd00 [ 1339.259462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.260181][ T32] r10:61c88647 r9:85349800 r8:8497cd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.260387][ T32] r4:8497cd00 [ 1339.260413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.260486][ T32] r10:00000000 r9:8497cd00 r8:8027f5e8 r7:eb001e60 r6:8494fa00 r5:85349800 [ 1339.260589][ T32] r4:00000001 [ 1339.260614][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.260662][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 1339.260770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.260807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.260836][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.260868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.260892][ T32] r4:84879f80 [ 1339.261334][ T32] INFO: task kworker/1:453:4615 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.261369][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.261686][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.261751][ T32] Call trace: [ 1339.261861][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.261947][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.261982][ T32] r4:00000000 [ 1339.262008][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1339.263458][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1339.264462][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.296532][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.297215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.298167][ T32] task:kworker/1:454 state:D stack:0 pid:4618 tgid:4618 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.298415][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.298528][ T32] Call trace: [ 1339.298608][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.298839][ T32] r10:829188dc r9:eb015d84 r8:00000002 r7:60000113 r6:eb015d8c r5:8534a400 [ 1339.298923][ T32] r4:8534a400 [ 1339.299185][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.299288][ T32] r5:8534a400 r4:829188d8 [ 1339.299409][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.299504][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.299617][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 [ 1339.299675][ T32] r4:00000000 [ 1339.299726][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.299914][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.300030][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.300128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6300 [ 1339.300181][ T32] r4:00000000 [ 1339.300320][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.300451][ T32] r9:83018205 r8:8534a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1339.300509][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.300632][ T32] r5:00001000 r4:eac23000 [ 1339.300691][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.300836][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.300960][ T32] r5:852e278c r4:852e2400 [ 1339.301016][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.301119][ T32] r7:ddde2d80 r6:83018200 r5:852e278c r4:8497cd80 [ 1339.301175][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.301279][ T32] r10:61c88647 r9:8534a400 r8:8497cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.301379][ T32] r4:8497cd80 [ 1339.301440][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.301550][ T32] r10:00000000 r9:8497cd80 r8:8027f5e8 r7:eb011e60 r6:8494fa80 r5:8534a400 [ 1339.301610][ T32] r4:00000001 [ 1339.301687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.301778][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1339.301841][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.301958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.302076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.302158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.302278][ T32] r4:84ab6100 [ 1339.303336][ T32] INFO: task kworker/1:454:4618 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.303456][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.303768][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.303876][ T32] Call trace: [ 1339.304096][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.304304][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.304367][ T32] r4:00000000 [ 1339.304414][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.304498][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.304562][ T32] 1d20: 8e379000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.304633][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.304850][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.304973][ T32] r5:80070013 r4:80239bb0 [ 1339.305027][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.305295][ T32] r4:82ac11e4 [ 1339.305421][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.334123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.334276][ T32] r4:e0631dc0 [ 1339.334330][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.334453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.334505][ T32] r4:00000000 [ 1339.334586][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.334780][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.334848][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.335003][ T32] r5:00001000 r4:e01cf000 [ 1339.335118][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.335228][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.335335][ T32] r5:8436478c r4:84364400 [ 1339.335423][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.336916][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.337014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.337226][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.337298][ T32] r4:8494cf80 [ 1339.337376][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.337497][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.337670][ T32] r4:00000001 [ 1339.337720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.337787][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.337826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.338988][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.339022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.339057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.339080][ T32] r4:84be4100 [ 1339.339104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.339133][ T32] INFO: task kworker/1:455:4619 blocked for more than 465 seconds. [ 1339.339165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.339191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.339241][ T32] task:kworker/1:455 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.339370][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.339474][ T32] Call trace: [ 1339.339644][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.339767][ T32] r10:829188dc r9:eb019d84 r8:00000002 r7:60000113 r6:eb019d8c r5:8534b000 ** 2 printk messages dropped ** [ 1339.339976][ T32] r5:8534b000 r4:829188d8 ** 1 printk messages dropped ** [ 1339.340142][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.340366][ T32] r4:00000000 [ 1339.340422][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.340594][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.340729][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.340919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6280 [ 1339.340983][ T32] r4:00000000 [ 1339.341033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.341144][ T32] r9:83018205 r8:8534b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1339.341195][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.341305][ T32] r5:00001000 r4:eac03000 [ 1339.341497][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.341619][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.341839][ T32] r5:852e238c r4:852e2000 [ 1339.341906][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.342023][ T32] r7:ddde2d80 r6:83018200 r5:852e238c r4:8497ce00 [ 1339.342115][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.342271][ T32] r10:61c88647 r9:8534b000 r8:8497ce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.342340][ T32] r4:8497ce00 [ 1339.342465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.342586][ T32] r10:00000000 r9:8497ce00 r8:8027f5e8 r7:eb015e60 r6:8494fb00 r5:8534b000 [ 1339.342645][ T32] r4:00000001 [ 1339.342693][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.342817][ T32] Exception stack(0xeb019fb0 to 0xeb019ff8) [ 1339.342934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.343012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.343114][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.343193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.343317][ T32] r4:84ab6100 [ 1339.344224][ T32] INFO: task kworker/1:455:4619 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.344309][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.344438][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.344534][ T32] Call trace: [ 1339.344633][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.344747][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.344802][ T32] r4:00000000 [ 1339.344849][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.344942][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.345010][ T32] 1d20: 8e467000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.345084][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.345198][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.345261][ T32] r5:80070013 r4:80239bb0 [ 1339.345308][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.345404][ T32] r4:82ac11e4 [ 1339.345450][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.368351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.368514][ T32] r4:e0631dc0 [ 1339.368571][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.368726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.368787][ T32] r4:00000000 [ 1339.368838][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.369018][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.369113][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.369225][ T32] r5:00001000 r4:e01cf000 [ 1339.369276][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.369401][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.369501][ T32] r5:8436478c r4:84364400 [ 1339.369583][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.369728][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.369781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.369958][ T32] r4:8494cf80 ** 2 printk messages dropped ** [ 1339.370320][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.370709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.371260][ T32] task:kworker/1:456 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1339.372093][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.372508][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1339.372811][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.372966][ T32] r9:83018205 r8:8534bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1339.373030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.373149][ T32] r5:00001000 r4:eac45000 [ 1339.373208][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.373336][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.373471][ T32] r5:852e2b8c r4:852e2800 [ 1339.373578][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.373723][ T32] r7:ddde2d80 r6:83018200 r5:852e2b8c r4:8497ce80 [ 1339.373782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.373907][ T32] r10:61c88647 r9:8534bc00 r8:8497ceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.374026][ T32] r4:8497ce80 [ 1339.374086][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.374202][ T32] r10:00000000 r9:8497ce80 r8:8027f5e8 r7:eb015e60 r6:8494fb80 r5:8534bc00 [ 1339.374264][ T32] r4:00000001 [ 1339.374353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.374452][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) [ 1339.374520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.374582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.374640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.374707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.374776][ T32] r4:84ab6100 [ 1339.398086][ T32] INFO: task kworker/1:456:4622 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.398245][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.398402][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.398665][ T32] Call trace: [ 1339.398829][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.398964][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.399025][ T32] r4:00000000 [ 1339.399110][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.399213][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.399327][ T32] 1d20: 8e9be000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.399420][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.399487][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.399550][ T32] r5:80070013 r4:80239bb0 [ 1339.399640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.399746][ T32] r4:82ac11e4 [ 1339.399800][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.399915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.399977][ T32] r4:e0631dc0 [ 1339.400025][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.400129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.400226][ T32] r4:00000000 [ 1339.400295][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.400428][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.400492][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.400633][ T32] r5:00001000 r4:e01cf000 [ 1339.400692][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.400803][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.400925][ T32] r5:8436478c r4:84364400 [ 1339.401014][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.401198][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.401297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.401415][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.401476][ T32] r4:8494cf80 [ 1339.401528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.401642][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.401725][ T32] r4:00000001 [ 1339.401782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.401873][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.401952][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.402026][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.402096][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.402167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.402224][ T32] r4:84be4100 [ 1339.402280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.402376][ T32] INFO: task kworker/1:457:4624 blocked for more than 465 seconds. [ 1339.402472][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.402590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.402652][ T32] task:kworker/1:457 state:D stack:0 pid:4624 tgid:4624 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.402760][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.402881][ T32] Call trace: [ 1339.402966][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.403079][ T32] r10:829188dc r9:eb031d84 r8:00000002 r7:60000113 r6:eb031d8c r5:8534c800 [ 1339.403139][ T32] r4:8534c800 [ 1339.403192][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.403291][ T32] r5:8534c800 r4:829188d8 [ 1339.403340][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.403434][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.403542][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1339.403597][ T32] r4:00000000 [ 1339.403715][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.403816][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.403946][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.404057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6840 [ 1339.404147][ T32] r4:00000000 [ 1339.404241][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.404358][ T32] r9:83018205 r8:8534c800 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1339.404429][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.404565][ T32] r5:00001000 r4:eb041000 [ 1339.404641][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.404740][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.404836][ T32] r5:852e378c r4:852e3400 [ 1339.404888][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.405004][ T32] r7:ddde2d80 r6:83018200 r5:852e378c r4:8497cf80 [ 1339.405057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.405163][ T32] r10:61c88647 r9:8534c800 r8:8497cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.405221][ T32] r4:8497cf80 [ 1339.405289][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.405465][ T32] r10:00000000 r9:8497cf80 r8:8027f5e8 r7:eb025e60 r6:8494fc00 r5:8534c800 [ 1339.426155][ T32] r4:00000001 [ 1339.426251][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.426398][ T32] Exception stack(0xeb031fb0 to 0xeb031ff8) [ 1339.426495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.426592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.426677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.426764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.426833][ T32] r4:84ab6480 [ 1339.427735][ T32] INFO: task kworker/1:457:4624 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.427847][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.428410][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.428591][ T32] Call trace: [ 1339.428694][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.428823][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.428911][ T32] r4:00000000 [ 1339.429003][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.429101][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.429174][ T32] 1d20: 8ec0d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.429254][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.429324][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.429412][ T32] r5:80070013 r4:80239bb0 [ 1339.429478][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.429582][ T32] r4:82ac11e4 [ 1339.429635][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.429777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.429838][ T32] r4:e0631dc0 [ 1339.429895][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.430008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.430065][ T32] r4:00000000 [ 1339.430142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.430272][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.430343][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.430443][ T32] r5:00001000 r4:e01cf000 [ 1339.430490][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.430627][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.430734][ T32] r5:8436478c r4:84364400 [ 1339.430805][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.430931][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.430984][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.431098][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.431152][ T32] r4:8494cf80 [ 1339.431205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.431307][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.431365][ T32] r4:00000001 [ 1339.431411][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.431537][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.431605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.431670][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.431743][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.431808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.431857][ T32] r4:84be4100 [ 1339.431939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.432013][ T32] INFO: task kworker/1:458:4625 blocked for more than 465 seconds. [ 1339.432085][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.432138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.432202][ T32] task:kworker/1:458 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.432365][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.432494][ T32] Call trace: [ 1339.432574][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.432677][ T32] r10:829188dc r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:8534e000 [ 1339.432731][ T32] r4:8534e000 [ 1339.432776][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.432869][ T32] r5:8534e000 r4:829188d8 [ 1339.432922][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.433008][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.433141][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1339.433200][ T32] r4:00000000 [ 1339.433270][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.433366][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.433450][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.433551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6500 [ 1339.433634][ T32] r4:00000000 [ 1339.433723][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.433837][ T32] r9:83018205 r8:8534e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.433918][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.434056][ T32] r5:00001000 r4:eaed5000 [ 1339.434156][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.434258][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.434397][ T32] r5:852e2f8c r4:852e2c00 [ 1339.434455][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.434563][ T32] r7:ddde2d80 r6:83018200 r5:852e2f8c r4:8497cf00 [ 1339.434638][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.434763][ T32] r10:61c88647 r9:8534e000 r8:8497cf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.434822][ T32] r4:8497cf00 [ 1339.434872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.435002][ T32] r10:00000000 r9:8497cf00 r8:8027f5e8 r7:eb031e60 r6:8494fc80 r5:8534e000 [ 1339.435062][ T32] r4:00000001 [ 1339.435123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.435207][ T32] Exception stack(0xeb035fb0 to 0xeb035ff8) [ 1339.435274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.435410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.464451][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.464679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.464746][ T32] r4:84ab6480 [ 1339.473501][ T32] INFO: task kworker/1:458:4625 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.473671][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.473825][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.474056][ T32] Call trace: [ 1339.474143][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.474258][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.474309][ T32] r4:00000000 [ 1339.474374][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.474489][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.474564][ T32] 1d20: 8ee86000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.474637][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.474697][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.474770][ T32] r5:80070013 r4:80239bb0 [ 1339.474840][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.474971][ T32] r4:82ac11e4 [ 1339.475088][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.475202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.475277][ T32] r4:e0631dc0 [ 1339.475333][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.475437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.475492][ T32] r4:00000000 [ 1339.475539][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.490539][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.490639][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.490778][ T32] r5:00001000 r4:e01cf000 [ 1339.490835][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.490944][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.491047][ T32] r5:8436478c r4:84364400 [ 1339.491100][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.491231][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.491290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.491408][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.491491][ T32] r4:8494cf80 [ 1339.491545][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.491656][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.491719][ T32] r4:00000001 [ 1339.491772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.491865][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.491975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.492054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.492124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.492200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.492258][ T32] r4:84be4100 [ 1339.492320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.492446][ T32] INFO: task kworker/1:459:4627 blocked for more than 466 seconds. [ 1339.492532][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.492595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.492652][ T32] task:kworker/1:459 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.492782][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.492918][ T32] Call trace: [ 1339.493041][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.493170][ T32] r10:829188dc r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:8534d400 [ 1339.493259][ T32] r4:8534d400 [ 1339.493319][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.493420][ T32] r5:8534d400 r4:829188d8 [ 1339.493473][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.493584][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.493712][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1339.493764][ T32] r4:00000000 [ 1339.493809][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.493891][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.493985][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.494089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6640 [ 1339.494146][ T32] r4:00000000 [ 1339.494214][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.494341][ T32] r9:83018205 r8:8534d400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1339.494406][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.494539][ T32] r5:00001000 r4:eb02d000 [ 1339.494627][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.494737][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.494839][ T32] r5:852e338c r4:852e3000 [ 1339.494888][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.495006][ T32] r7:ddde2d80 r6:83018200 r5:852e338c r4:8497c980 [ 1339.495059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.495173][ T32] r10:61c88647 r9:8534d400 r8:8497c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.495231][ T32] r4:8497c980 [ 1339.495286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.495397][ T32] r10:00000000 r9:8497c980 r8:8027f5e8 r7:eb031e60 r6:8494fd00 r5:8534d400 [ 1339.495512][ T32] r4:00000001 [ 1339.503585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.503734][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1339.503810][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.503882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.503959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.504035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.504116][ T32] r4:84ab6800 [ 1339.505063][ T32] INFO: task kworker/1:459:4627 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.505154][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.505316][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.505476][ T32] Call trace: [ 1339.508974][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.509137][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.509202][ T32] r4:00000000 [ 1339.509255][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.509366][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.509444][ T32] 1d20: 8f0d0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.509524][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.509613][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.509703][ T32] r5:80070013 r4:80239bb0 [ 1339.509770][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.509874][ T32] r4:82ac11e4 [ 1339.509956][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.510085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.510168][ T32] r4:e0631dc0 [ 1339.510226][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.510330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.510385][ T32] r4:00000000 [ 1339.510449][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.510589][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.510656][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.510767][ T32] r5:00001000 r4:e01cf000 [ 1339.510819][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.510923][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.511031][ T32] r5:8436478c r4:84364400 [ 1339.511107][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.511253][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.511304][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.511450][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.511516][ T32] r4:8494cf80 [ 1339.511572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.511693][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.511774][ T32] r4:00000001 [ 1339.511832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.511934][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.512007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.512095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.512198][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.512290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.512368][ T32] r4:84be4100 [ 1339.512445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.512553][ T32] INFO: task kworker/1:460:4629 blocked for more than 466 seconds. [ 1339.512633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.512710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.512769][ T32] task:kworker/1:460 state:D stack:0 pid:4629 tgid:4629 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.512914][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.513035][ T32] Call trace: [ 1339.513120][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.513251][ T32] r10:829188dc r9:eb051d84 r8:00000002 r7:60000013 r6:eb051d8c r5:83ac8c00 [ 1339.513333][ T32] r4:83ac8c00 [ 1339.513413][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.513535][ T32] r5:83ac8c00 r4:829188d8 [ 1339.513590][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.513731][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.513852][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1339.513919][ T32] r4:00000000 [ 1339.513971][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.514061][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.514147][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.514270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84879040 [ 1339.514331][ T32] r4:00000000 [ 1339.514397][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.514532][ T32] r9:83018205 r8:83ac8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.514591][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.514691][ T32] r5:00001000 r4:eb089000 [ 1339.514761][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.514863][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.514973][ T32] r5:852e4f8c r4:852e4c00 [ 1339.515025][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.515146][ T32] r7:ddde2d80 r6:83018200 r5:852e4f8c r4:8497c880 [ 1339.515223][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.515335][ T32] r10:61c88647 r9:83ac8c00 r8:8497c8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.515396][ T32] r4:8497c880 [ 1339.515446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.536153][ T32] r10:00000000 r9:8497c880 r8:8027f5e8 r7:eb031e60 r6:8494fd80 r5:83ac8c00 [ 1339.536266][ T32] r4:00000001 [ 1339.536322][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.536455][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1339.536566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.536649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.536717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.536791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.536852][ T32] r4:84ab6600 [ 1339.537792][ T32] INFO: task kworker/1:460:4629 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.537881][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.538126][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.538245][ T32] Call trace: [ 1339.538378][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.538507][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.538569][ T32] r4:00000000 [ 1339.538622][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.538719][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.538790][ T32] 1d20: 8f387000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.538867][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.538987][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.539057][ T32] r5:80070013 r4:80239bb0 [ 1339.539109][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.539248][ T32] r4:82ac11e4 [ 1339.539307][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.539413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.539514][ T32] r4:e0631dc0 [ 1339.539634][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.539782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.539845][ T32] r4:00000000 [ 1339.539898][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.540022][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.540079][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.540213][ T32] r5:00001000 r4:e01cf000 [ 1339.540273][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.540372][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.540476][ T32] r5:8436478c r4:84364400 [ 1339.540527][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.540637][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.540693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.540817][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.540876][ T32] r4:8494cf80 [ 1339.540939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.541051][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.541143][ T32] r4:00000001 [ 1339.541201][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.541282][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.541358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.541429][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.541498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.541573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.541628][ T32] r4:84be4100 [ 1339.541708][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.541773][ T32] INFO: task kworker/1:461:4631 blocked for more than 466 seconds. [ 1339.541885][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.541961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.542014][ T32] task:kworker/1:461 state:D stack:0 pid:4631 tgid:4631 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.542123][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.542318][ T32] Call trace: [ 1339.542461][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.542575][ T32] r10:829188dc r9:eb061d84 r8:00000002 r7:60000113 r6:eb061d8c r5:83ac8000 [ 1339.542632][ T32] r4:83ac8000 [ 1339.542687][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.542785][ T32] r5:83ac8000 r4:829188d8 [ 1339.542880][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.543000][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.543119][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1339.543180][ T32] r4:00000000 [ 1339.543316][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.543445][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.543544][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.543648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6940 [ 1339.543707][ T32] r4:00000000 [ 1339.543819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.543989][ T32] r9:83018205 r8:83ac8000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1339.544051][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.544153][ T32] r5:00001000 r4:eb057000 [ 1339.544206][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.544302][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.544489][ T32] r5:852e3b8c r4:852e3800 [ 1339.544588][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.544950][ T32] r7:ddde2d80 r6:83018200 r5:852e3b8c r4:8497c900 [ 1339.545088][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.545266][ T32] r10:61c88647 r9:83ac8000 r8:8497c92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.545338][ T32] r4:8497c900 [ 1339.545395][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.576261][ T32] r10:00000000 r9:8497c900 r8:8027f5e8 r7:eb051e60 r6:8494fe00 r5:83ac8000 [ 1339.576411][ T32] r4:00000001 [ 1339.576466][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.576583][ T32] Exception stack(0xeb061fb0 to 0xeb061ff8) [ 1339.576692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.576769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.576835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.576944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.577014][ T32] r4:84ab6a80 [ 1339.577994][ T32] INFO: task kworker/1:461:4631 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.578117][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.578332][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.578508][ T32] Call trace: [ 1339.578585][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.578719][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.578791][ T32] r4:00000000 [ 1339.578840][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.578973][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.579049][ T32] 1d20: 8f5f6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.579122][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.579219][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.579286][ T32] r5:80070013 r4:80239bb0 [ 1339.579335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.579468][ T32] r4:82ac11e4 [ 1339.579560][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.579672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.579728][ T32] r4:e0631dc0 [ 1339.579778][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.579920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.579982][ T32] r4:00000000 [ 1339.580068][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.580191][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.580249][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.580390][ T32] r5:00001000 r4:e01cf000 [ 1339.580495][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.580598][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.580736][ T32] r5:8436478c r4:84364400 [ 1339.580795][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.580916][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.580974][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.581123][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.581187][ T32] r4:8494cf80 [ 1339.581274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.581390][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.581448][ T32] r4:00000001 [ 1339.581526][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.581621][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.581716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.581790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.581859][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.581951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.582036][ T32] r4:84be4100 [ 1339.582098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.582164][ T32] INFO: task kworker/1:462:4633 blocked for more than 466 seconds. [ 1339.582239][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.582335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.582419][ T32] task:kworker/1:462 state:D stack:0 pid:4633 tgid:4633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.582535][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.582668][ T32] Call trace: [ 1339.582810][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.582929][ T32] r10:829188dc r9:eb06dd84 r8:00000002 r7:60000113 r6:eb06dd8c r5:83ac9800 [ 1339.582987][ T32] r4:83ac9800 [ 1339.583038][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.583159][ T32] r5:83ac9800 r4:829188d8 [ 1339.583215][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.583311][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.583462][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1339.583561][ T32] r4:00000000 [ 1339.583687][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.583790][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.583881][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.583994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6ac0 [ 1339.584054][ T32] r4:00000000 [ 1339.584142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.584258][ T32] r9:83018205 r8:83ac9800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1339.584314][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.584412][ T32] r5:00001000 r4:eb05d000 [ 1339.584498][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.584598][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.584730][ T32] r5:852e3f8c r4:852e3c00 [ 1339.584795][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.584909][ T32] r7:ddde2d80 r6:83018200 r5:852e3f8c r4:84914000 [ 1339.584966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.585079][ T32] r10:61c88647 r9:83ac9800 r8:8491402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.585135][ T32] r4:84914000 [ 1339.585220][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.585341][ T32] r10:00000000 r9:84914000 r8:8027f5e8 r7:eb051e60 r6:8494fe80 r5:83ac9800 [ 1339.585398][ T32] r4:00000001 [ 1339.585447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.612925][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1339.613044][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.613136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.613210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.613307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.613398][ T32] r4:84ab6980 [ 1339.614330][ T32] INFO: task kworker/1:462:4633 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.614421][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.614572][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.614741][ T32] Call trace: [ 1339.614839][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.614984][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.615046][ T32] r4:00000000 [ 1339.615100][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.615199][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.615275][ T32] 1d20: 8f948000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.615354][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.615437][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.630051][ T32] r5:80070013 r4:80239bb0 [ 1339.630204][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.630327][ T32] r4:82ac11e4 [ 1339.630451][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.630577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.630652][ T32] r4:e0631dc0 [ 1339.630708][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.630811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.630865][ T32] r4:00000000 [ 1339.630919][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.631026][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.631093][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.631215][ T32] r5:00001000 r4:e01cf000 [ 1339.631273][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.631371][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.631493][ T32] r5:8436478c r4:84364400 [ 1339.631546][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.631659][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.631758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.631881][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.631974][ T32] r4:8494cf80 [ 1339.632043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.632160][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.632218][ T32] r4:00000001 [ 1339.632270][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.632378][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.632474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.632552][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.632649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.632725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.632780][ T32] r4:84be4100 [ 1339.632874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.633015][ T32] INFO: task kworker/1:463:4635 blocked for more than 466 seconds. [ 1339.633094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.633149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.633215][ T32] task:kworker/1:463 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.633359][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.633473][ T32] Call trace: [ 1339.633575][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.633744][ T32] r10:829188dc r9:eb079d84 r8:00000002 r7:60000113 r6:eb079d8c r5:83acb000 [ 1339.633815][ T32] r4:83acb000 [ 1339.633923][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.634032][ T32] r5:83acb000 r4:829188d8 [ 1339.634086][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.634206][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.634333][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb079e08 [ 1339.634393][ T32] r4:00000000 [ 1339.634444][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.634552][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.634643][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.634740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6c40 [ 1339.634820][ T32] r4:00000000 [ 1339.634874][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.634983][ T32] r9:83018205 r8:83acb000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.635047][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.635150][ T32] r5:00001000 r4:eb06f000 [ 1339.635195][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.635281][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.635374][ T32] r5:852e438c r4:852e4000 [ 1339.635454][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.646395][ T32] r7:ddde2d80 r6:83018200 r5:852e438c r4:84914080 [ 1339.646476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.646619][ T32] r10:61c88647 r9:83acb000 r8:849140ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.646696][ T32] r4:84914080 [ 1339.646765][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.646878][ T32] r10:00000000 r9:84914080 r8:8027f5e8 r7:eb051e60 r6:8494ff00 r5:83acb000 [ 1339.646941][ T32] r4:00000001 [ 1339.646988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.647086][ T32] Exception stack(0xeb079fb0 to 0xeb079ff8) [ 1339.647158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.647253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.647363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.647452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.647509][ T32] r4:84ab6d80 [ 1339.648410][ T32] INFO: task kworker/1:463:4635 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.648503][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.648681][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.648815][ T32] Call trace: [ 1339.648900][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.649057][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.649153][ T32] r4:00000000 [ 1339.649222][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.649314][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.649401][ T32] 1d20: 8fbc0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.649478][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.649542][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.649599][ T32] r5:80070013 r4:80239bb0 [ 1339.649681][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1339.650226][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1339.650961][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 7 printk messages dropped ** [ 1339.651571][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 9 printk messages dropped ** [ 1339.652216][ T32] task:kworker/1:464 state:D stack:0 pid:4638 tgid:4638 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1339.654000][ T32] r5:00001000 r4:eb075000 [ 1339.654047][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.654583][ T32] r10:61c88647 r9:83acbc00 r8:8491412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.655269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1339.680522][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 19 printk messages dropped ** [ 1339.682376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.683136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1339.684101][ T32] r4:83acd400 ** 2 printk messages dropped ** [ 1339.684317][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.684406][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.684527][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb095e08 [ 1339.684585][ T32] r4:00000000 [ 1339.684632][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.684738][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.684826][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.684933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab6f00 [ 1339.684985][ T32] r4:00000000 [ 1339.685032][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.685132][ T32] r9:83018205 r8:83acd400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1339.685183][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.685275][ T32] r5:00001000 r4:eb07f000 [ 1339.685320][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.685405][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.685578][ T32] r5:852e4b8c r4:852e4800 [ 1339.716269][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.716463][ T32] r7:ddde2d80 r6:83018200 r5:852e4b8c r4:84914180 [ 1339.716522][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.716633][ T32] r10:61c88647 r9:83acd400 r8:849141ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.716689][ T32] r4:84914180 [ 1339.716737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.716861][ T32] r10:00000000 r9:84914180 r8:8027f5e8 r7:eb051e60 r6:84aec000 r5:83acd400 [ 1339.716944][ T32] r4:00000001 [ 1339.716999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.717086][ T32] Exception stack(0xeb095fb0 to 0xeb095ff8) [ 1339.717153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.717219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.718452][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1339.720384][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1339.721733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.722325][ T32] task:kworker/1:466 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.723389][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.723833][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1339.724157][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1339.725152][ T32] Exception stack(0xeb065fb0 to 0xeb065ff8) [ 1339.725218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.725317][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.725386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.725453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.746137][ T32] r4:84ab6e40 [ 1339.747088][ T32] INFO: task kworker/1:466:4641 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.747165][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.747301][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.747459][ T32] Call trace: [ 1339.747532][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.747646][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.747702][ T32] r4:00000000 [ 1339.747751][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.747837][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.747923][ T32] 1d20: 901e3000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.747998][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.748081][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.748146][ T32] r5:80070013 r4:80239bb0 [ 1339.748193][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.748319][ T32] r4:82ac11e4 [ 1339.748426][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.748529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.748582][ T32] r4:e0631dc0 [ 1339.748631][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.748730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.748782][ T32] r4:00000000 [ 1339.748842][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.749047][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.749182][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.749283][ T32] r5:00001000 r4:e01cf000 [ 1339.749331][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.749452][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.749556][ T32] r5:8436478c r4:84364400 [ 1339.749605][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.749729][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.749781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.749885][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.749944][ T32] r4:8494cf80 [ 1339.749992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.750093][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.750165][ T32] r4:00000001 [ 1339.750219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.750300][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.750421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.750495][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.750559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.750629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.750683][ T32] r4:84be4100 [ 1339.750731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.750806][ T32] INFO: task kworker/1:467:4644 blocked for more than 466 seconds. [ 1339.750876][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.750937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.751019][ T32] task:kworker/1:467 state:D stack:0 pid:4644 tgid:4644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.751201][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.751337][ T32] Call trace: [ 1339.751479][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.751631][ T32] r10:829188dc r9:eb08dd84 r8:00000002 r7:60000013 r6:eb08dd8c r5:852a8000 [ 1339.751736][ T32] r4:852a8000 [ 1339.751800][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.751977][ T32] r5:852a8000 r4:829188d8 [ 1339.752034][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.752135][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.752316][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de08 [ 1339.752375][ T32] r4:00000000 [ 1339.752424][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.752508][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.752596][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.752706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8487e340 [ 1339.752765][ T32] r4:00000000 [ 1339.752817][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.752969][ T32] r9:83018205 r8:852a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1339.753030][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.753164][ T32] r5:00001000 r4:eb0ab000 [ 1339.753276][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.753376][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.753474][ T32] r5:852e5b8c r4:852e5800 [ 1339.753523][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.753620][ T32] r7:ddde2d80 r6:83018200 r5:852e5b8c r4:84914300 ** 1 printk messages dropped ** [ 1339.753829][ T32] r10:61c88647 r9:852a8000 r8:8491432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.754579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.778853][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 7 printk messages dropped ** [ 1339.779517][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1339.780593][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1339.781263][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.781968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1339.782870][ T32] r10:829188dc r9:eb0a1d84 r8:00000002 r7:60000113 r6:eb0a1d8c r5:852a8c00 ** 6 printk messages dropped ** [ 1339.783528][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.784140][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.784480][ T32] r5:00001000 r4:eb09d000 ** 1 printk messages dropped ** [ 1339.784616][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.785330][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.806496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.807835][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.808796][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1339.809263][ T32] r4:e0631dc0 ** 5 printk messages dropped ** [ 1339.809833][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.810649][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1339.811182][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1339.811726][ T32] INFO: task kworker/1:469:4648 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.812463][ T32] r4:852aa400 ** 4 printk messages dropped ** [ 1339.812930][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb01de08 ** 5 printk messages dropped ** [ 1339.813454][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.813813][ T32] r5:00001000 r4:dfcc3000 [ 1339.813866][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.814079][ T32] r5:852e638c r4:852e6000 [ 1339.814130][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.814233][ T32] r7:ddde2d80 r6:83018200 r5:852e638c r4:84914500 [ 1339.814305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.814422][ T32] r10:61c88647 r9:852aa400 r8:8491452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.814506][ T32] r4:84914500 [ 1339.814562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.814670][ T32] r10:00000000 r9:84914500 r8:8027f5e8 r7:eb08de60 r6:84914580 r5:852aa400 [ 1339.814727][ T32] r4:00000001 [ 1339.814778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.814865][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1339.814939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.815012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.815082][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.815152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.815209][ T32] r4:8487e300 [ 1339.846155][ T32] INFO: task kworker/1:469:4648 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.846260][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.846451][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.847394][ T32] Call trace: [ 1339.847438][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.847500][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.847528][ T32] r4:00000000 [ 1339.847778][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.848235][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.848480][ T32] 1d20: 90b70000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.848525][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.848555][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.848582][ T32] r5:80070013 r4:80239bb0 [ 1339.848624][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.848693][ T32] r4:82ac11e4 [ 1339.848732][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.848785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.849021][ T32] r4:e0631dc0 [ 1339.849048][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.849103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.849128][ T32] r4:00000000 [ 1339.849152][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.849206][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.849229][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.849329][ T32] r5:00001000 r4:e01cf000 [ 1339.849354][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.849396][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.849475][ T32] r5:8436478c r4:84364400 [ 1339.849515][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.849587][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.849612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.849693][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.849721][ T32] r4:8494cf80 [ 1339.849742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.849793][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.849843][ T32] r4:00000001 [ 1339.849867][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.849909][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.849939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.850319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.850479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.850521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.850546][ T32] r4:84be4100 [ 1339.850568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.850598][ T32] INFO: task kworker/0:295:4650 blocked for more than 466 seconds. [ 1339.850632][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.850658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.850696][ T32] task:kworker/0:295 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.850882][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.850934][ T32] Call trace: [ 1339.850965][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.851015][ T32] r10:829188dc r9:eb0a9d84 r8:00000002 r7:60000113 r6:eb0a9d8c r5:83ace000 [ 1339.851038][ T32] r4:83ace000 [ 1339.851057][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.851263][ T32] r5:83ace000 r4:829188d8 [ 1339.851288][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.851331][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.851387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 1339.851411][ T32] r4:00000000 [ 1339.851453][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.851496][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.851534][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.851597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84359400 ** 4 printk messages dropped ** [ 1339.851833][ T32] r5:00001000 r4:eb0bb000 [ 1339.851856][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.852123][ T32] r5:8531c78c r4:8531c400 ** 3 printk messages dropped ** [ 1339.852625][ T32] r10:61c88647 r9:83ace000 r8:84aec0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1339.853016][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.854774][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1339.888933][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.889192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1339.889781][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.890974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.891448][ T32] task:kworker/1:470 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.892337][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1339.893022][ T32] r5:00001000 r4:dfa2b000 [ 1339.893198][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1339.893492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.893918][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.895392][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1339.916895][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1339.917584][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1339.917997][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.918096][ T32] r5:8436478c r4:84364400 [ 1339.918144][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.918250][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.918334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.918446][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.918500][ T32] r4:8494cf80 [ 1339.918548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.918712][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.918774][ T32] r4:00000001 [ 1339.918825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.918910][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.918990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.919062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.919127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.919199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.919295][ T32] r4:84be4100 [ 1339.919437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.919513][ T32] INFO: task kworker/0:296:4653 blocked for more than 466 seconds. [ 1339.919587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.919687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.919755][ T32] task:kworker/0:296 state:D stack:0 pid:4653 tgid:4653 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.919881][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.920014][ T32] Call trace: [ 1339.920099][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.920232][ T32] r10:829188dc r9:eb0d9d84 r8:00000002 r7:60000113 r6:eb0d9d8c r5:83acc800 [ 1339.920296][ T32] r4:83acc800 [ 1339.920347][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.920443][ T32] r5:83acc800 r4:829188d8 [ 1339.920551][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.920684][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.920795][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 1339.920845][ T32] r4:00000000 [ 1339.920890][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.921007][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.921123][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.921229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84359c40 [ 1339.921284][ T32] r4:00000000 [ 1339.921332][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.921437][ T32] r9:83018005 r8:83acc800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1339.921487][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.921578][ T32] r5:00001000 r4:e090b000 [ 1339.921699][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.921915][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.922018][ T32] r5:8531cf8c r4:8531cc00 [ 1339.922062][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.922159][ T32] r7:dddced80 r6:83018000 r5:8531cf8c r4:84aec200 [ 1339.922209][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.922311][ T32] r10:61c88647 r9:83acc800 r8:84aec22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.922367][ T32] r4:84aec200 [ 1339.922408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.922525][ T32] r10:00000000 r9:84aec200 r8:8027f5e8 r7:eaf0de60 r6:84aec280 r5:83acc800 [ 1339.922587][ T32] r4:00000001 [ 1339.922648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.922732][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 1339.922794][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.922862][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.922926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.922986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.923029][ T32] r4:84359540 [ 1339.923980][ T32] INFO: task kworker/0:296:4653 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.924059][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.924262][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.924369][ T32] Call trace: [ 1339.924441][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.924552][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.924607][ T32] r4:00000000 [ 1339.924666][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.924836][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.924915][ T32] 1d20: 917c9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.924988][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.925053][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.925110][ T32] r5:80070013 r4:80239bb0 [ 1339.925159][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.925252][ T32] r4:82ac11e4 [ 1339.925299][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.925449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.955929][ T32] r4:e0631dc0 [ 1339.956023][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.956103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.956129][ T32] r4:00000000 [ 1339.956187][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.956277][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.956305][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.956356][ T32] r5:00001000 r4:e01cf000 [ 1339.956377][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.956420][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.956504][ T32] r5:8436478c r4:84364400 [ 1339.956530][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.956583][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.956604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.956669][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.956727][ T32] r4:8494cf80 [ 1339.956790][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.956851][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.956914][ T32] r4:00000001 [ 1339.956943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.957014][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.957052][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.957082][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.957111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.957176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.957206][ T32] r4:84be4100 [ 1339.957231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.957292][ T32] INFO: task kworker/1:471:4656 blocked for more than 466 seconds. [ 1339.957331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.957390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.957417][ T32] task:kworker/1:471 state:D stack:0 pid:4656 tgid:4656 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.957540][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.957593][ T32] Call trace: [ 1339.957635][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.957745][ T32] r10:829188dc r9:eaf69d84 r8:00000002 r7:60000013 r6:eaf69d8c r5:83aca400 [ 1339.957770][ T32] r4:83aca400 [ 1339.957834][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.957883][ T32] r5:83aca400 r4:829188d8 [ 1339.957933][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.958011][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.958098][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 [ 1339.958124][ T32] r4:00000000 [ 1339.958146][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.958189][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.958228][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.958273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8487e6c0 [ 1339.958297][ T32] r4:00000000 [ 1339.958316][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.958365][ T32] r9:83018205 r8:83aca400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1339.958386][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.958430][ T32] r5:00001000 r4:e012f000 [ 1339.958450][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.958490][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.958534][ T32] r5:852e678c r4:852e6400 [ 1339.958553][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.958643][ T32] r7:ddde2d80 r6:83018200 r5:852e678c r4:84914680 [ 1339.958680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.958785][ T32] r10:61c88647 r9:83aca400 r8:849146ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.958844][ T32] r4:84914680 [ 1339.958866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.958935][ T32] r10:00000000 r9:84914680 r8:8027f5e8 r7:eb01de60 r6:84aec300 r5:83aca400 [ 1339.958962][ T32] r4:00000001 [ 1339.958982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.959050][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 1339.959102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.959136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.959187][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.959223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.959247][ T32] r4:8487e780 [ 1339.959771][ T32] INFO: task kworker/1:471:4656 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.959807][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.959935][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.960045][ T32] Call trace: [ 1339.960095][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.960150][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.960186][ T32] r4:00000000 [ 1339.960210][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.960294][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.960359][ T32] 1d20: 91ecc000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.960419][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.960450][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.960516][ T32] r5:80070013 r4:80239bb0 [ 1339.960569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.960623][ T32] r4:82ac11e4 [ 1339.960680][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.960762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.960790][ T32] r4:e0631dc0 [ 1339.960810][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.960856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.960879][ T32] r4:00000000 [ 1339.960924][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.961025][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.961079][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.961130][ T32] r5:00001000 r4:e01cf000 [ 1339.961181][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.961227][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.961273][ T32] r5:8436478c r4:84364400 [ 1339.961293][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.961341][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.961393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.961468][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.961496][ T32] r4:8494cf80 [ 1339.961548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.961622][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.961682][ T32] r4:00000001 [ 1339.961722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.961793][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.961826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.961857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.961885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.961915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.961942][ T32] r4:84be4100 [ 1339.961963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.961990][ T32] INFO: task kworker/1:472:4658 blocked for more than 466 seconds. [ 1339.962020][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.962045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.962066][ T32] task:kworker/1:472 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.962176][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.962223][ T32] Call trace: [ 1339.962254][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.962305][ T32] r10:829188dc r9:eaf99d84 r8:00000002 r7:60000113 r6:eaf99d8c r5:8529ec00 [ 1339.962328][ T32] r4:8529ec00 [ 1339.962348][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.962391][ T32] r5:8529ec00 r4:829188d8 [ 1339.962442][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.962510][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.962564][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 [ 1339.962587][ T32] r4:00000000 [ 1339.962624][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.962670][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.962709][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.962756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8487edc0 [ 1339.962779][ T32] r4:00000000 [ 1339.962799][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.962847][ T32] r9:83018205 r8:8529ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1339.962884][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.962933][ T32] r5:00001000 r4:e8a53000 [ 1339.962954][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.962995][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.963039][ T32] r5:852e738c r4:852e7000 [ 1339.963059][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.963106][ T32] r7:ddde2d80 r6:83018200 r5:852e738c r4:84914700 [ 1339.963126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.963175][ T32] r10:61c88647 r9:8529ec00 r8:8491472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.963231][ T32] r4:84914700 [ 1339.963285][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.963339][ T32] r10:00000000 r9:84914700 r8:8027f5e8 r7:eaf69e60 r6:84aec380 r5:8529ec00 [ 1339.963363][ T32] r4:00000001 [ 1339.963413][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.963455][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1339.963483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.963513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.963540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.963571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.963594][ T32] r4:8487e900 [ 1339.963988][ T32] INFO: task kworker/1:472:4658 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.964060][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.964157][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.964202][ T32] Call trace: [ 1339.964232][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.964336][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.964398][ T32] r4:00000000 [ 1339.964421][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.964463][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.964493][ T32] 1d20: 91ecc000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.964524][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.964551][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.964603][ T32] r5:80070013 r4:80239bb0 [ 1339.964639][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.964707][ T32] r4:82ac11e4 [ 1339.964731][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.964779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.964804][ T32] r4:e0631dc0 [ 1339.964827][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.964874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.964897][ T32] r4:00000000 [ 1339.964918][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.964969][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.964991][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.965066][ T32] r5:00001000 r4:e01cf000 [ 1339.965089][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.965133][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.965179][ T32] r5:8436478c r4:84364400 [ 1339.965201][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.965249][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.965270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.965332][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.965389][ T32] r4:8494cf80 [ 1339.965454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.990386][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.990474][ T32] r4:00000001 [ 1339.990501][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.990595][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.990643][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.990676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.990708][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.990741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.990807][ T32] r4:84be4100 [ 1339.990873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.990938][ T32] INFO: task kworker/1:473:4659 blocked for more than 466 seconds. [ 1339.991006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.991036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.991059][ T32] task:kworker/1:473 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.991151][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.991203][ T32] Call trace: [ 1339.991236][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1339.991290][ T32] r10:829188dc r9:eafc1d84 r8:00000002 r7:60000013 r6:eafc1d8c r5:8534ec00 [ 1339.991315][ T32] r4:8534ec00 [ 1339.991336][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1339.991395][ T32] r5:8534ec00 r4:829188d8 [ 1339.991439][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.991514][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.991570][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 1339.991626][ T32] r4:00000000 [ 1339.991651][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1339.991722][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1339.991826][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.991881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8487e9c0 [ 1339.991907][ T32] r4:00000000 [ 1339.991928][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.991982][ T32] r9:83018205 r8:8534ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.992042][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.992092][ T32] r5:00001000 r4:e0839000 [ 1339.992113][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.992155][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.992228][ T32] r5:852e6b8c r4:852e6800 [ 1339.992253][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.992336][ T32] r7:ddde2d80 r6:83018200 r5:852e6b8c r4:84914780 [ 1339.992361][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.992455][ T32] r10:61c88647 r9:8534ec00 r8:849147ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.992483][ T32] r4:84914780 [ 1339.992503][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.992552][ T32] r10:00000000 r9:84914780 r8:8027f5e8 r7:eaf99e60 r6:84aec400 r5:8534ec00 [ 1339.992576][ T32] r4:00000001 [ 1339.992595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.992666][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1339.992728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.992793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.992825][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.992894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.992920][ T32] r4:8487e900 [ 1339.993418][ T32] INFO: task kworker/1:473:4659 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1339.993454][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.993547][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.993604][ T32] Call trace: [ 1339.993664][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1339.993722][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1339.993779][ T32] r4:00000000 [ 1339.993804][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.993856][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1339.993891][ T32] 1d20: 9236e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1339.993924][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1339.993953][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1339.993979][ T32] r5:80070013 r4:80239bb0 [ 1339.994000][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.994043][ T32] r4:82ac11e4 [ 1339.994064][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.994110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1339.994164][ T32] r4:e0631dc0 [ 1339.994195][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1339.994270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1339.994297][ T32] r4:00000000 [ 1339.994318][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1339.994369][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.994390][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1339.994436][ T32] r5:00001000 r4:e01cf000 [ 1339.994456][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1339.994496][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.994570][ T32] r5:8436478c r4:84364400 [ 1339.994623][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.994679][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1339.994729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.994810][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.994838][ T32] r4:8494cf80 [ 1339.994874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.994958][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1339.994987][ T32] r4:00000001 [ 1339.995037][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.995080][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1339.995111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.995170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.995202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.995234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.995258][ T32] r4:84be4100 [ 1339.995306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.995335][ T32] INFO: task kworker/1:474:4661 blocked for more than 466 seconds. [ 1339.995364][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.995389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.995421][ T32] task:kworker/1:474 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.995517][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.995650][ T32] Call trace: [ 1340.007471][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.007605][ T32] r10:829188dc r9:eb0cdd84 r8:00000002 r7:60000113 r6:eb0cdd8c r5:83ad8000 [ 1340.007641][ T32] r4:83ad8000 [ 1340.007665][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.007713][ T32] r5:83ad8000 r4:829188d8 [ 1340.007734][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.007776][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.007893][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 [ 1340.007952][ T32] r4:00000000 [ 1340.007976][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.008018][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.008060][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.008106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8487ecc0 [ 1340.008130][ T32] r4:00000000 [ 1340.008178][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.008235][ T32] r9:83018205 r8:83ad8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1340.008261][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.008311][ T32] r5:00001000 r4:e0961000 [ 1340.008363][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.008409][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.008495][ T32] r5:852e6f8c r4:852e6c00 [ 1340.008522][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.008606][ T32] r7:ddde2d80 r6:83018200 r5:852e6f8c r4:84914800 [ 1340.008663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.008718][ T32] r10:61c88647 r9:83ad8000 r8:8491482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.008746][ T32] r4:84914800 [ 1340.008766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.008816][ T32] r10:00000000 r9:84914800 r8:8027f5e8 r7:eaf99e60 r6:84aec480 r5:83ad8000 [ 1340.008876][ T32] r4:00000001 [ 1340.008900][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.008941][ T32] Exception stack(0xeb0cdfb0 to 0xeb0cdff8) [ 1340.008972][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.009003][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.009031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.009065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.009116][ T32] r4:8487ea00 [ 1340.009668][ T32] INFO: task kworker/1:474:4661 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.009729][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.009864][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.009919][ T32] Call trace: [ 1340.010016][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.010075][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.010104][ T32] r4:00000000 [ 1340.010126][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.010168][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.010198][ T32] 1d20: 92554000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.010253][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.010284][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.010340][ T32] r5:80070013 r4:80239bb0 [ 1340.010364][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.010409][ T32] r4:82ac11e4 [ 1340.010468][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.010547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.010580][ T32] r4:e0631dc0 [ 1340.010601][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.010656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.010679][ T32] r4:00000000 [ 1340.010699][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.010750][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.010816][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.010925][ T32] r5:00001000 r4:e01cf000 [ 1340.010949][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.010992][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.011037][ T32] r5:8436478c r4:84364400 [ 1340.011057][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.011125][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.011179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.011296][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.011331][ T32] r4:8494cf80 [ 1340.011386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.011463][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.011488][ T32] r4:00000001 [ 1340.011508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.011579][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.011623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.011657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.011685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.011745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.011772][ T32] r4:84be4100 [ 1340.011827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.011899][ T32] INFO: task kworker/1:475:4665 blocked for more than 466 seconds. [ 1340.011938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.011964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.011985][ T32] task:kworker/1:475 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.012069][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.012170][ T32] Call trace: [ 1340.012232][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.012286][ T32] r10:829188dc r9:eaf41d84 r8:00000002 r7:60000013 r6:eaf41d8c r5:852ab000 [ 1340.012340][ T32] r4:852ab000 [ 1340.012364][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.012445][ T32] r5:852ab000 r4:829188d8 [ 1340.012469][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.012512][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.012562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1340.012586][ T32] r4:00000000 [ 1340.012605][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.012653][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.012719][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.012791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8487ef40 [ 1340.012819][ T32] r4:00000000 [ 1340.012839][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.012889][ T32] r9:83018205 r8:852ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1340.012912][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.012958][ T32] r5:00001000 r4:eab33000 [ 1340.012978][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.013018][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.013094][ T32] r5:852e778c r4:852e7400 [ 1340.013172][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.013224][ T32] r7:ddde2d80 r6:83018200 r5:852e778c r4:84914880 [ 1340.013247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.013298][ T32] r10:61c88647 r9:852ab000 r8:849148ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.013321][ T32] r4:84914880 [ 1340.013380][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.013463][ T32] r10:00000000 r9:84914880 r8:8027f5e8 r7:eaf99e60 r6:84914900 r5:852ab000 [ 1340.013492][ T32] r4:00000001 [ 1340.013513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.013585][ T32] Exception stack(0xeaf41fb0 to 0xeaf41ff8) [ 1340.013621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.013691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.013763][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.013798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.013851][ T32] r4:8487ef00 [ 1340.014200][ T32] INFO: task kworker/1:475:4665 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.014234][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.014364][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.014415][ T32] Call trace: [ 1340.014446][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.014536][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.014594][ T32] r4:00000000 [ 1340.014654][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.014736][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.014776][ T32] 1d20: 92554000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.014837][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.014868][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.014895][ T32] r5:80070013 r4:80239bb0 [ 1340.014915][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.014990][ T32] r4:82ac11e4 [ 1340.015028][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.015078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.015101][ T32] r4:e0631dc0 [ 1340.015148][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.015226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.015253][ T32] r4:00000000 [ 1340.015274][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.015338][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.015367][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.015415][ T32] r5:00001000 r4:e01cf000 [ 1340.015519][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.033964][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.034087][ T32] r5:8436478c r4:84364400 [ 1340.034117][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.034199][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.034225][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.034299][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.034328][ T32] r4:8494cf80 [ 1340.034350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.034401][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.034425][ T32] r4:00000001 [ 1340.034444][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.034509][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.034546][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.034577][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.034632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.034670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.034722][ T32] r4:84be4100 [ 1340.034777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.034812][ T32] INFO: task kworker/1:476:4669 blocked for more than 466 seconds. [ 1340.034847][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.034873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.034895][ T32] task:kworker/1:476 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.034956][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.035003][ T32] Call trace: [ 1340.035038][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.035092][ T32] r10:829188dc r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:83ad8c00 [ 1340.035116][ T32] r4:83ad8c00 [ 1340.035136][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.035179][ T32] r5:83ad8c00 r4:829188d8 [ 1340.035226][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.035273][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.035371][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 1340.035399][ T32] r4:00000000 [ 1340.035420][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.035550][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.046153][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.046248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7240 [ 1340.046275][ T32] r4:00000000 [ 1340.046296][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.046348][ T32] r9:83018205 r8:83ad8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.046370][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.046418][ T32] r5:00001000 r4:eacd1000 [ 1340.046438][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.046479][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.046524][ T32] r5:852e7f8c r4:852e7c00 [ 1340.046572][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.046639][ T32] r7:ddde2d80 r6:83018200 r5:852e7f8c r4:84914980 [ 1340.046663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.046716][ T32] r10:61c88647 r9:83ad8c00 r8:849149ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.046739][ T32] r4:84914980 [ 1340.046759][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.046808][ T32] r10:00000000 r9:84914980 r8:8027f5e8 r7:eaf41e60 r6:84aec500 r5:83ad8c00 [ 1340.046831][ T32] r4:00000001 [ 1340.046905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.046949][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1340.047006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.047080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.047144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.047204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.047232][ T32] r4:8487ee00 [ 1340.047742][ T32] INFO: task kworker/1:476:4669 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.047778][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.047903][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.047954][ T32] Call trace: [ 1340.047987][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.048042][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.048067][ T32] r4:00000000 [ 1340.048087][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.048127][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.048182][ T32] 1d20: 92e36000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.048219][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.048272][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.048303][ T32] r5:80070013 r4:80239bb0 [ 1340.048324][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.048392][ T32] r4:82ac11e4 [ 1340.048416][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.048464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.048487][ T32] r4:e0631dc0 [ 1340.048507][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.048551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.048599][ T32] r4:00000000 [ 1340.048630][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.048685][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.048708][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.048783][ T32] r5:00001000 r4:e01cf000 [ 1340.048806][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.048849][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.048894][ T32] r5:8436478c r4:84364400 [ 1340.048914][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.048963][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.048983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.049033][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.049056][ T32] r4:8494cf80 [ 1340.049076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.049124][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.049146][ T32] r4:00000001 [ 1340.049166][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.049220][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.049264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.049297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.049325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.049356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.049403][ T32] r4:84be4100 [ 1340.049466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.049525][ T32] INFO: task kworker/0:297:4670 blocked for more than 466 seconds. [ 1340.049589][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.049624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.049664][ T32] task:kworker/0:297 state:D stack:0 pid:4670 tgid:4670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.049714][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.049757][ T32] Call trace: [ 1340.049787][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.049838][ T32] r10:829188dc r9:eb0e1d84 r8:00000002 r7:60000113 r6:eb0e1d8c r5:83ad9800 [ 1340.049861][ T32] r4:83ad9800 [ 1340.049882][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.049925][ T32] r5:83ad9800 r4:829188d8 [ 1340.049944][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.050014][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.050072][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 [ 1340.050098][ T32] r4:00000000 [ 1340.050117][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.050183][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.050226][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.050299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a91a00 [ 1340.050351][ T32] r4:00000000 [ 1340.050379][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.050451][ T32] r9:83018005 r8:83ad9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1340.050477][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.050525][ T32] r5:00001000 r4:eb0d1000 [ 1340.050561][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.050641][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.050719][ T32] r5:8531db8c r4:8531d800 [ 1340.050743][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.050820][ T32] r7:dddced80 r6:83018000 r5:8531db8c r4:84aec580 [ 1340.050847][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.050925][ T32] r10:61c88647 r9:83ad9800 r8:84aec5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.050977][ T32] r4:84aec580 [ 1340.051006][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.051057][ T32] r10:00000000 r9:84aec580 r8:8027f5e8 r7:eaf0de60 r6:84aec600 r5:83ad9800 [ 1340.051080][ T32] r4:00000001 [ 1340.051126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.051168][ T32] Exception stack(0xeb0e1fb0 to 0xeb0e1ff8) [ 1340.051198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.051253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.051286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.051318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.051341][ T32] r4:84359d40 [ 1340.051715][ T32] INFO: task kworker/0:297:4670 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.051753][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.051900][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.051950][ T32] Call trace: [ 1340.052009][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.052066][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.052092][ T32] r4:00000000 [ 1340.052112][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.052152][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.052182][ T32] 1d20: 92e36000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.052214][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.052267][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.052322][ T32] r5:80070013 r4:80239bb0 [ 1340.052372][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.052445][ T32] r4:82ac11e4 [ 1340.052500][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.052550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.052575][ T32] r4:e0631dc0 [ 1340.052596][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.052651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.052676][ T32] r4:00000000 [ 1340.052696][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.052747][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.052770][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.052814][ T32] r5:00001000 r4:e01cf000 [ 1340.052860][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.052938][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.052987][ T32] r5:8436478c r4:84364400 [ 1340.053035][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.053118][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.053142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.053194][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.053247][ T32] r4:8494cf80 [ 1340.053271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.053351][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.053378][ T32] r4:00000001 [ 1340.053398][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.053452][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.053506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.053570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.053629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.053695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.053720][ T32] r4:84be4100 [ 1340.053742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.053767][ T32] INFO: task kworker/1:477:4671 blocked for more than 466 seconds. [ 1340.053796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.053820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.053859][ T32] task:kworker/1:477 state:D stack:0 pid:4671 tgid:4671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.053915][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.054003][ T32] Call trace: [ 1340.054035][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.054114][ T32] r10:829188dc r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:852ac800 [ 1340.054170][ T32] r4:852ac800 [ 1340.054194][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.054267][ T32] r5:852ac800 r4:829188d8 [ 1340.054290][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.054334][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.054384][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 [ 1340.054407][ T32] r4:00000000 [ 1340.054427][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.054466][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.054504][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.054549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7040 [ 1340.054597][ T32] r4:00000000 [ 1340.054656][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.054710][ T32] r9:83018205 r8:852ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1340.054757][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.054832][ T32] r5:00001000 r4:eac55000 [ 1340.054856][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.054898][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.054943][ T32] r5:852e7b8c r4:852e7800 [ 1340.054963][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.055011][ T32] r7:ddde2d80 r6:83018200 r5:852e7b8c r4:84914a00 [ 1340.055032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.055115][ T32] r10:61c88647 r9:852ac800 r8:84914a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.055144][ T32] r4:84914a00 [ 1340.055163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.055213][ T32] r10:00000000 r9:84914a00 r8:8027f5e8 r7:eaf91e60 r6:84914a80 r5:852ac800 [ 1340.055237][ T32] r4:00000001 [ 1340.055285][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.055336][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) [ 1340.055367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.055423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.055482][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.075990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.076040][ T32] r4:84ab7080 [ 1340.076571][ T32] INFO: task kworker/1:477:4671 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.076652][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.076806][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.076881][ T32] Call trace: [ 1340.076944][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.077008][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.077083][ T32] r4:00000000 [ 1340.077108][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.077153][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.077186][ T32] 1d20: 9336a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.077218][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.077248][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.077275][ T32] r5:80070013 r4:80239bb0 [ 1340.077297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.077373][ T32] r4:82ac11e4 [ 1340.077398][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.077446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.077470][ T32] r4:e0631dc0 [ 1340.077490][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.077564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.077592][ T32] r4:00000000 [ 1340.077613][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.077771][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.077802][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.077853][ T32] r5:00001000 r4:e01cf000 [ 1340.077901][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.077977][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.078027][ T32] r5:8436478c r4:84364400 [ 1340.078048][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.078170][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.078233][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.078290][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.078342][ T32] r4:8494cf80 [ 1340.078366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.078446][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.078479][ T32] r4:00000001 [ 1340.078500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.078539][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.078567][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.078598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.078673][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.078709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.078758][ T32] r4:84be4100 [ 1340.078784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.078837][ T32] INFO: task kworker/1:478:4675 blocked for more than 466 seconds. [ 1340.078876][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.078903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.078925][ T32] task:kworker/1:478 state:D stack:0 pid:4675 tgid:4675 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.078974][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.079017][ T32] Call trace: [ 1340.079075][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.079130][ T32] r10:829188dc r9:eb0ddd84 r8:00000002 r7:60000013 r6:eb0ddd8c r5:852abc00 [ 1340.079154][ T32] r4:852abc00 [ 1340.079174][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.079218][ T32] r5:852abc00 r4:829188d8 [ 1340.079270][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.079344][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.079402][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0dde08 [ 1340.079456][ T32] r4:00000000 [ 1340.079509][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.079596][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.079646][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.079722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7300 [ 1340.079749][ T32] r4:00000000 [ 1340.079771][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.079821][ T32] r9:83018205 r8:852abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1340.079842][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.079915][ T32] r5:00001000 r4:ead03000 [ 1340.079940][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.079982][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.080082][ T32] r5:852ec38c r4:852ec000 [ 1340.080107][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.080158][ T32] r7:ddde2d80 r6:83018200 r5:852ec38c r4:84914b00 [ 1340.080208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.080261][ T32] r10:61c88647 r9:852abc00 r8:84914b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.080285][ T32] r4:84914b00 [ 1340.080345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.080397][ T32] r10:00000000 r9:84914b00 r8:8027f5e8 r7:eaf91e60 r6:84914b80 r5:852abc00 [ 1340.080421][ T32] r4:00000001 [ 1340.080463][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.080532][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1340.080569][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.080600][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.080634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.080666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.080689][ T32] r4:84ab7200 [ 1340.081023][ T32] INFO: task kworker/1:478:4675 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.081094][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.081159][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.081261][ T32] Call trace: [ 1340.081368][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.081435][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.081463][ T32] r4:00000000 [ 1340.081513][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.081558][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.081621][ T32] 1d20: 9336a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.081706][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.081769][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.081801][ T32] r5:80070013 r4:80239bb0 [ 1340.081822][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.081867][ T32] r4:82ac11e4 [ 1340.081886][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.081955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.081982][ T32] r4:e0631dc0 [ 1340.082002][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.082073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.082100][ T32] r4:00000000 [ 1340.082121][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.082173][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.082224][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.082272][ T32] r5:00001000 r4:e01cf000 [ 1340.082321][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.082367][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.082414][ T32] r5:8436478c r4:84364400 [ 1340.082435][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.082483][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.082505][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.082556][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.082579][ T32] r4:8494cf80 [ 1340.082641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.082720][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.082770][ T32] r4:00000001 [ 1340.082817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.082858][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.082887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.082917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.082972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.083007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.083030][ T32] r4:84be4100 [ 1340.083052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.083099][ T32] INFO: task kworker/1:479:4676 blocked for more than 466 seconds. [ 1340.083160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.083228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.083281][ T32] task:kworker/1:479 state:D stack:0 pid:4676 tgid:4676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.083331][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.083406][ T32] Call trace: [ 1340.083439][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.083500][ T32] r10:829188dc r9:eb111d84 r8:00000002 r7:60000013 r6:eb111d8c r5:852ae000 [ 1340.083527][ T32] r4:852ae000 [ 1340.083550][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.083596][ T32] r5:852ae000 r4:829188d8 [ 1340.083627][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.083671][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.083721][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 [ 1340.083774][ T32] r4:00000000 [ 1340.083798][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.083839][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.083878][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.083924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7700 [ 1340.083973][ T32] r4:00000000 [ 1340.083998][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.084048][ T32] r9:83018205 r8:852ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1340.084096][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.084145][ T32] r5:00001000 r4:ead87000 [ 1340.084166][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.084207][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.084278][ T32] r5:852ecb8c r4:852ec800 [ 1340.084301][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.084350][ T32] r7:ddde2d80 r6:83018200 r5:852ecb8c r4:84914c00 [ 1340.084372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.084422][ T32] r10:61c88647 r9:852ae000 r8:84914c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.084472][ T32] r4:84914c00 [ 1340.084546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.084598][ T32] r10:00000000 r9:84914c00 r8:8027f5e8 r7:eb0dde60 r6:84914c80 r5:852ae000 [ 1340.084629][ T32] r4:00000001 [ 1340.084650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.084687][ T32] Exception stack(0xeb111fb0 to 0xeb111ff8) [ 1340.084715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.084744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.084771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.084801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.084824][ T32] r4:84ab7340 [ 1340.085157][ T32] INFO: task kworker/1:479:4676 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.085190][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.085279][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.085336][ T32] Call trace: [ 1340.085369][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.085436][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.122125][ T32] r4:00000000 [ 1340.122210][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.122316][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.122359][ T32] 1d20: 93ea1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.122394][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.122456][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.122488][ T32] r5:80070013 r4:80239bb0 [ 1340.122535][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.122587][ T32] r4:82ac11e4 [ 1340.122609][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.122666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.122691][ T32] r4:e0631dc0 [ 1340.122737][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.122816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.122843][ T32] r4:00000000 [ 1340.122865][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.122917][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.122940][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.122989][ T32] r5:00001000 r4:e01cf000 [ 1340.123009][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.123050][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.123097][ T32] r5:8436478c r4:84364400 [ 1340.123118][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.123201][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.123226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.123306][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.123344][ T32] r4:8494cf80 [ 1340.123397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.123452][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.123503][ T32] r4:00000001 [ 1340.123556][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.123598][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.123633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.123664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.123730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.123769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.123794][ T32] r4:84be4100 [ 1340.123818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.123894][ T32] INFO: task kworker/1:480:4677 blocked for more than 466 seconds. [ 1340.123934][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.123987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.124037][ T32] task:kworker/1:480 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.124101][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.124150][ T32] Call trace: [ 1340.124184][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.124237][ T32] r10:829188dc r9:eb109d84 r8:00000002 r7:60000113 r6:eb109d8c r5:852aec00 [ 1340.124260][ T32] r4:852aec00 [ 1340.124281][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.124324][ T32] r5:852aec00 r4:829188d8 [ 1340.124345][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.124387][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.124437][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 1340.124485][ T32] r4:00000000 [ 1340.124509][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.124561][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.124603][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.124662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7500 [ 1340.124688][ T32] r4:00000000 [ 1340.124708][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.124799][ T32] r9:83018205 r8:852aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1340.124825][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.124873][ T32] r5:00001000 r4:ead39000 [ 1340.124893][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.124933][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.124993][ T32] r5:852ec78c r4:852ec400 [ 1340.125016][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.125090][ T32] r7:ddde2d80 r6:83018200 r5:852ec78c r4:84914d00 [ 1340.125116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.125191][ T32] r10:61c88647 r9:852aec00 r8:84914d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.125259][ T32] r4:84914d00 [ 1340.125282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.125335][ T32] r10:00000000 r9:84914d00 r8:8027f5e8 r7:eb111e60 r6:84914d80 r5:852aec00 [ 1340.125362][ T32] r4:00000001 [ 1340.125381][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.125418][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 1340.125465][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.130398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.130487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.130549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.130609][ T32] r4:84ab7340 [ 1340.131150][ T32] INFO: task kworker/1:480:4677 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.131217][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.131292][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.131384][ T32] Call trace: [ 1340.131438][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.131498][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.131524][ T32] r4:00000000 [ 1340.131571][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.131654][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.131690][ T32] 1d20: 93ea1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.131723][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.131778][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.131808][ T32] r5:80070013 r4:80239bb0 [ 1340.131854][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.131931][ T32] r4:82ac11e4 [ 1340.131955][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.132004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.132027][ T32] r4:e0631dc0 [ 1340.132048][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.132094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.132117][ T32] r4:00000000 [ 1340.132136][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.132214][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.132242][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.132322][ T32] r5:00001000 r4:e01cf000 [ 1340.132346][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.132417][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.132467][ T32] r5:8436478c r4:84364400 [ 1340.132489][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.132541][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.132562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.132612][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.132643][ T32] r4:8494cf80 [ 1340.132664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.132714][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.132768][ T32] r4:00000001 [ 1340.132792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.132831][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.132860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.132891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.132950][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.132984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.133035][ T32] r4:84be4100 [ 1340.133060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.133089][ T32] INFO: task kworker/1:481:4680 blocked for more than 466 seconds. [ 1340.133151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.133182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.133205][ T32] task:kworker/1:481 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.133281][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.133357][ T32] Call trace: [ 1340.133404][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.133455][ T32] r10:829188dc r9:eb115d84 r8:00000002 r7:60000113 r6:eb115d8c r5:852ad400 [ 1340.133509][ T32] r4:852ad400 [ 1340.133535][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.133607][ T32] r5:852ad400 r4:829188d8 [ 1340.133684][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.133781][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.133892][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb115e08 [ 1340.133920][ T32] r4:00000000 [ 1340.133972][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.134017][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.134057][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.134103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7800 [ 1340.134152][ T32] r4:00000000 [ 1340.134207][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.134260][ T32] r9:83018205 r8:852ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1340.134282][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.134348][ T32] r5:00001000 r4:eadb5000 [ 1340.134398][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.134445][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.134491][ T32] r5:852ecf8c r4:852ecc00 [ 1340.134511][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.134587][ T32] r7:ddde2d80 r6:83018200 r5:852ecf8c r4:84914e00 [ 1340.134612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.134701][ T32] r10:61c88647 r9:852ad400 r8:84914e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.134728][ T32] r4:84914e00 [ 1340.134748][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.134820][ T32] r10:00000000 r9:84914e00 r8:8027f5e8 r7:eb111e60 r6:84914e80 r5:852ad400 [ 1340.134847][ T32] r4:00000001 [ 1340.134895][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.134945][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1340.134979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.135037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.135070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.135103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.135126][ T32] r4:84ab76c0 [ 1340.135481][ T32] INFO: task kworker/1:481:4680 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.149274][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.149566][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.149748][ T32] Call trace: [ 1340.149827][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.149957][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.150105][ T32] r4:00000000 [ 1340.150158][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.150251][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.150322][ T32] 1d20: 93f27000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.150393][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.150487][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.150552][ T32] r5:80070013 r4:80239bb0 [ 1340.150702][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.150804][ T32] r4:82ac11e4 [ 1340.150853][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.150961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.151019][ T32] r4:e0631dc0 [ 1340.151097][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.151288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.151347][ T32] r4:00000000 [ 1340.151396][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.151529][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.151582][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.151686][ T32] r5:00001000 r4:e01cf000 [ 1340.151736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.151829][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.151936][ T32] r5:8436478c r4:84364400 [ 1340.151986][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.152095][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.152146][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.152254][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.152309][ T32] r4:8494cf80 [ 1340.152359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.152465][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.152519][ T32] r4:00000001 [ 1340.152568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.152653][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.152720][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.152788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.152884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.152959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.153014][ T32] r4:84be4100 [ 1340.153155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.153225][ T32] INFO: task kworker/1:482:4682 blocked for more than 466 seconds. [ 1340.153299][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.153358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.153408][ T32] task:kworker/1:482 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.153537][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.153731][ T32] Call trace: [ 1340.153808][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.154063][ T32] r10:829188dc r9:eb119d84 r8:00000002 r7:60000113 r6:eb119d8c r5:852a9800 [ 1340.154124][ T32] r4:852a9800 [ 1340.154177][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.154271][ T32] r5:852a9800 r4:829188d8 [ 1340.154346][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.154441][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.154598][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb119e08 [ 1340.154715][ T32] r4:00000000 [ 1340.154765][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.154851][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.154941][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.155041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7b80 [ 1340.155119][ T32] r4:00000000 [ 1340.155171][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.155278][ T32] r9:83018205 r8:852a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1340.155329][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.155423][ T32] r5:00001000 r4:eae69000 [ 1340.155473][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.186592][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.186804][ T32] r5:852ed78c r4:852ed400 [ 1340.186877][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.186993][ T32] r7:ddde2d80 r6:83018200 r5:852ed78c r4:84914f00 [ 1340.187048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.187159][ T32] r10:61c88647 r9:852a9800 r8:84914f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.187216][ T32] r4:84914f00 [ 1340.187268][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.187380][ T32] r10:00000000 r9:84914f00 r8:8027f5e8 r7:eb115e60 r6:84914f80 r5:852a9800 [ 1340.187471][ T32] r4:00000001 [ 1340.187523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.187611][ T32] Exception stack(0xeb119fb0 to 0xeb119ff8) [ 1340.187685][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.187755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.187820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.187898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.187954][ T32] r4:84ab7780 [ 1340.188844][ T32] INFO: task kworker/1:482:4682 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.188932][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.189087][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.189244][ T32] Call trace: [ 1340.189321][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.189439][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.189506][ T32] r4:00000000 [ 1340.189574][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.189699][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.189778][ T32] 1d20: 943e6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.189859][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.189932][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.190025][ T32] r5:80070013 r4:80239bb0 [ 1340.190094][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.190211][ T32] r4:82ac11e4 [ 1340.190263][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.190370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.190432][ T32] r4:e0631dc0 [ 1340.190494][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.190602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.190658][ T32] r4:00000000 [ 1340.190707][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.190819][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.190908][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.191010][ T32] r5:00001000 r4:e01cf000 [ 1340.191070][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.191171][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.191294][ T32] r5:8436478c r4:84364400 [ 1340.191346][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.191473][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.191550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.191667][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.191731][ T32] r4:8494cf80 [ 1340.191790][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.191929][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.191989][ T32] r4:00000001 [ 1340.192058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.192151][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.192217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.192283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.192348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.192418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.192473][ T32] r4:84be4100 [ 1340.192539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.192605][ T32] INFO: task kworker/1:483:4683 blocked for more than 466 seconds. [ 1340.192680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.192753][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.192817][ T32] task:kworker/1:483 state:D stack:0 pid:4683 tgid:4683 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.192965][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.193093][ T32] Call trace: [ 1340.193197][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.193305][ T32] r10:829188dc r9:eb131d84 r8:00000002 r7:60000013 r6:eb131d8c r5:85265400 [ 1340.193363][ T32] r4:85265400 [ 1340.193419][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.193515][ T32] r5:85265400 r4:829188d8 [ 1340.193564][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.193693][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.193832][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1340.193897][ T32] r4:00000000 [ 1340.193957][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.194048][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.194158][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.194261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7ac0 [ 1340.194320][ T32] r4:00000000 [ 1340.194368][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.194498][ T32] r9:83018205 r8:85265400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1340.194551][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.194648][ T32] r5:00001000 r4:eae39000 [ 1340.194706][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.194797][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.194903][ T32] r5:852ed38c r4:852ed000 [ 1340.194957][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.195060][ T32] r7:ddde2d80 r6:83018200 r5:852ed38c r4:84822000 [ 1340.195133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.195254][ T32] r10:61c88647 r9:85265400 r8:8482202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.195311][ T32] r4:84822000 [ 1340.195355][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.223304][ T32] r10:00000000 r9:84822000 r8:8027f5e8 r7:eb119e60 r6:84822080 r5:85265400 [ 1340.223454][ T32] r4:00000001 [ 1340.223508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.223639][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1340.223712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.223779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.223839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.223914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.223964][ T32] r4:84ab7780 [ 1340.224885][ T32] INFO: task kworker/1:483:4683 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.224963][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.225171][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.225311][ T32] Call trace: [ 1340.225391][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.225501][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.225617][ T32] r4:00000000 [ 1340.230772][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.230922][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.231011][ T32] 1d20: 9470d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.231089][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.231154][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.231217][ T32] r5:80070013 r4:80239bb0 [ 1340.231270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.231400][ T32] r4:82ac11e4 [ 1340.231473][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.231610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.231668][ T32] r4:e0631dc0 [ 1340.231747][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.231863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.231928][ T32] r4:00000000 [ 1340.232002][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.232113][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.232169][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.232309][ T32] r5:00001000 r4:e01cf000 [ 1340.232362][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.232455][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.232564][ T32] r5:8436478c r4:84364400 [ 1340.232614][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.232747][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.232803][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.232920][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.232979][ T32] r4:8494cf80 [ 1340.233029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.233134][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.233191][ T32] r4:00000001 [ 1340.233240][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.233351][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.233428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.233499][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.233588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.233682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.233749][ T32] r4:84be4100 [ 1340.233806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.233901][ T32] INFO: task kworker/1:484:4687 blocked for more than 466 seconds. [ 1340.233989][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.234050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.234101][ T32] task:kworker/1:484 state:D stack:0 pid:4687 tgid:4687 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.234220][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.234318][ T32] Call trace: [ 1340.234407][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.234523][ T32] r10:829188dc r9:eb12dd84 r8:00000002 r7:60000113 r6:eb12dd8c r5:852b0000 [ 1340.234579][ T32] r4:852b0000 [ 1340.234655][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.234753][ T32] r5:852b0000 r4:829188d8 [ 1340.234806][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.234915][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.235028][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb12de08 [ 1340.235085][ T32] r4:00000000 [ 1340.235146][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.235239][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.235365][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.235521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7d00 [ 1340.256400][ T32] r4:00000000 [ 1340.256498][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.256647][ T32] r9:83018205 r8:852b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1340.256711][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.256819][ T32] r5:00001000 r4:eae79000 [ 1340.256892][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.257015][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.257141][ T32] r5:852edb8c r4:852ed800 [ 1340.257193][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.257302][ T32] r7:ddde2d80 r6:83018200 r5:852edb8c r4:84822100 [ 1340.257387][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.257498][ T32] r10:61c88647 r9:852b0000 r8:8482212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.257553][ T32] r4:84822100 [ 1340.257601][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.257732][ T32] r10:00000000 r9:84822100 r8:8027f5e8 r7:eb119e60 r6:84822180 r5:852b0000 [ 1340.257788][ T32] r4:00000001 [ 1340.257839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.257934][ T32] Exception stack(0xeb12dfb0 to 0xeb12dff8) [ 1340.258032][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.258104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.258189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.258260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.258316][ T32] r4:84ab7bc0 [ 1340.259230][ T32] INFO: task kworker/1:484:4687 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.259311][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.259496][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.259637][ T32] Call trace: [ 1340.259789][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.259973][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.260058][ T32] r4:00000000 [ 1340.260130][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.260221][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.260292][ T32] 1d20: 94a99000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.260371][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.260456][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.260518][ T32] r5:80070013 r4:80239bb0 [ 1340.260569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.260688][ T32] r4:82ac11e4 [ 1340.260740][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.260940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.261004][ T32] r4:e0631dc0 [ 1340.261055][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.261157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.261212][ T32] r4:00000000 [ 1340.261262][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.261372][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.261455][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.261585][ T32] r5:00001000 r4:e01cf000 [ 1340.261635][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.261773][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.261881][ T32] r5:8436478c r4:84364400 [ 1340.261940][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.262175][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.262302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.262467][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.262602][ T32] r4:8494cf80 [ 1340.262679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.262789][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.262843][ T32] r4:00000001 [ 1340.262988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.263074][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.263140][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.263257][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.263326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.263397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.263453][ T32] r4:84be4100 [ 1340.263504][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.263591][ T32] INFO: task kworker/1:485:4688 blocked for more than 466 seconds. [ 1340.263667][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.263726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.263801][ T32] task:kworker/1:485 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.263922][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.264037][ T32] Call trace: [ 1340.264140][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.264249][ T32] r10:829188dc r9:eb135d84 r8:00000002 r7:60000013 r6:eb135d8c r5:852b0c00 [ 1340.264307][ T32] r4:852b0c00 [ 1340.264380][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.264487][ T32] r5:852b0c00 r4:829188d8 [ 1340.264558][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.264653][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.264783][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1340.264879][ T32] r4:00000000 [ 1340.264931][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.265023][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.265109][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.265209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ab7c80 [ 1340.265353][ T32] r4:00000000 [ 1340.265406][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.294072][ T32] r9:83018205 r8:852b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1340.294298][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.294450][ T32] r5:00001000 r4:eaf01000 [ 1340.294600][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.294692][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.294778][ T32] r5:852ee38c r4:852ee000 [ 1340.294841][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.294947][ T32] r7:ddde2d80 r6:83018200 r5:852ee38c r4:84822200 [ 1340.294991][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.295087][ T32] r10:61c88647 r9:852b0c00 r8:8482222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.295252][ T32] r4:84822200 [ 1340.295325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.295434][ T32] r10:00000000 r9:84822200 r8:8027f5e8 r7:eb12de60 r6:84822280 r5:852b0c00 [ 1340.295487][ T32] r4:00000001 [ 1340.296260][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.296407][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1340.296499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.296565][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.296621][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.296685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.296770][ T32] r4:84ab7bc0 [ 1340.297713][ T32] INFO: task kworker/1:485:4688 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.297786][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.297963][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.298072][ T32] Call trace: [ 1340.298210][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.298328][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.298383][ T32] r4:00000000 [ 1340.298426][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.298515][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.298582][ T32] 1d20: 94c96000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.298651][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.298712][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.298876][ T32] r5:80070013 r4:80239bb0 [ 1340.298931][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.299031][ T32] r4:82ac11e4 [ 1340.299076][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.299238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.299295][ T32] r4:e0631dc0 [ 1340.299340][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.299434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.299485][ T32] r4:00000000 [ 1340.299531][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.299631][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.299687][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.299780][ T32] r5:00001000 r4:e01cf000 [ 1340.299827][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.299922][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.300015][ T32] r5:8436478c r4:84364400 [ 1340.300060][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.300159][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.300204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.300497][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.300611][ T32] r4:8494cf80 [ 1340.300664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.300764][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.300816][ T32] r4:00000001 [ 1340.300950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.301033][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.301093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.301155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.301214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.301463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.301521][ T32] r4:84be4100 [ 1340.301571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.301632][ T32] INFO: task kworker/1:486:4690 blocked for more than 466 seconds. [ 1340.301727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.302119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.302174][ T32] task:kworker/1:486 state:D stack:0 pid:4690 tgid:4690 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.302378][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.302471][ T32] Call trace: [ 1340.302647][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.302876][ T32] r10:829188dc r9:eb149d84 r8:00000002 r7:60000013 r6:eb149d8c r5:852b1800 [ 1340.302936][ T32] r4:852b1800 [ 1340.302983][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.303177][ T32] r5:852b1800 r4:829188d8 [ 1340.303233][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.303426][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.303535][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1340.303588][ T32] r4:00000000 [ 1340.303885][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.303979][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.304065][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.304160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84359240 [ 1340.304216][ T32] r4:00000000 [ 1340.304305][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.304421][ T32] r9:83018205 r8:852b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1340.304467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.304562][ T32] r5:00001000 r4:eae8f000 [ 1340.304608][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.304701][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.304817][ T32] r5:852edf8c r4:852edc00 [ 1340.304942][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.305047][ T32] r7:ddde2d80 r6:83018200 r5:852edf8c r4:84822300 [ 1340.305093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.305251][ T32] r10:61c88647 r9:852b1800 r8:8482232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.305604][ T32] r4:84822300 [ 1340.336204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.336378][ T32] r10:00000000 r9:84822300 r8:8027f5e8 r7:eb135e60 r6:84822380 r5:852b1800 [ 1340.336440][ T32] r4:00000001 [ 1340.336497][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.336588][ T32] Exception stack(0xeb149fb0 to 0xeb149ff8) [ 1340.336661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.336755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.336828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.336941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.337026][ T32] r4:84ab7fc0 [ 1340.337933][ T32] INFO: task kworker/1:486:4690 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.338017][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.338179][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.338290][ T32] Call trace: [ 1340.338415][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.338534][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.338591][ T32] r4:00000000 [ 1340.338642][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.338737][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.338807][ T32] 1d20: 95224000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 6 printk messages dropped ** [ 1340.339328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 10 printk messages dropped ** [ 1340.340386][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1340.340733][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.341495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1340.342281][ T32] Call trace: ** 5 printk messages dropped ** [ 1340.342755][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1340.343616][ T32] r9:83018205 r8:852b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1340.343714][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.343870][ T32] r5:00001000 r4:eaf27000 [ 1340.343922][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.344016][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.344113][ T32] r5:852ee78c r4:852ee400 [ 1340.344214][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.344341][ T32] r7:ddde2d80 r6:83018200 r5:852ee78c r4:84822400 [ 1340.344394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.344548][ T32] r10:61c88647 r9:852b2400 r8:8482242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.344605][ T32] r4:84822400 [ 1340.344662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.344771][ T32] r10:00000000 r9:84822400 r8:8027f5e8 r7:eb135e60 r6:84822480 r5:852b2400 [ 1340.344850][ T32] r4:00000001 [ 1340.344929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.345013][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1340.345083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.345173][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.345263][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.345367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.345431][ T32] r4:84a96000 [ 1340.369795][ T32] INFO: task kworker/1:487:4692 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.369957][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.370113][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.370240][ T32] Call trace: [ 1340.370345][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.370471][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.370530][ T32] r4:00000000 [ 1340.370581][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.370676][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.370751][ T32] 1d20: 95565000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.370826][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.370898][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.370986][ T32] r5:80070013 r4:80239bb0 [ 1340.371050][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.371163][ T32] r4:82ac11e4 [ 1340.371245][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.371348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.371406][ T32] r4:e0631dc0 [ 1340.371499][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.371622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.371711][ T32] r4:00000000 [ 1340.371761][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.371883][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.371956][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.372057][ T32] r5:00001000 r4:e01cf000 [ 1340.372115][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.372266][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.372391][ T32] r5:8436478c r4:84364400 [ 1340.372446][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.372558][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.372612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.372743][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.372807][ T32] r4:8494cf80 [ 1340.372874][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.372984][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.373082][ T32] r4:00000001 [ 1340.373164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.373255][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.373330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.373416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.373492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.373564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.373642][ T32] r4:84be4100 ** 3 printk messages dropped ** [ 1340.373966][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1340.374600][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1340.375412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a96240 ** 4 printk messages dropped ** [ 1340.386884][ T32] r5:00001000 r4:eaf31000 ** 1 printk messages dropped ** [ 1340.387064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.387784][ T32] r10:00000000 r9:84822500 r8:8027f5e8 r7:eb159e60 r6:84822580 r5:852b3000 ** 7 printk messages dropped ** [ 1340.388319][ T32] r4:84a96180 ** 2 printk messages dropped ** [ 1340.389484][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.390207][ T32] 1d20: 95565000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 7 printk messages dropped ** [ 1340.390891][ T32] r4:e0631dc0 ** 5 printk messages dropped ** [ 1340.391404][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.392117][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.392909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1340.393526][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.394213][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.395221][ T32] r5:00001000 r4:eaf51000 [ 1340.395298][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.395529][ T32] r5:852ef38c r4:852ef000 [ 1340.395596][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.395848][ T32] r7:ddde2d80 r6:83018200 r5:852ef38c r4:84822600 [ 1340.425948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.426167][ T32] r10:61c88647 r9:852b3c00 r8:8482262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.426230][ T32] r4:84822600 [ 1340.426280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.426388][ T32] r10:00000000 r9:84822600 r8:8027f5e8 r7:eb161e60 r6:84822680 r5:852b3c00 [ 1340.426445][ T32] r4:00000001 [ 1340.426496][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.426635][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1340.426731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.426821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.426900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.426992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.427056][ T32] r4:84a96180 [ 1340.427924][ T32] INFO: task kworker/1:489:4696 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.428006][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.428153][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.428287][ T32] Call trace: [ 1340.428363][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.428479][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.428535][ T32] r4:00000000 [ 1340.428584][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.428677][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.428749][ T32] 1d20: 959e0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.428821][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.428913][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.428979][ T32] r5:80070013 r4:80239bb0 [ 1340.429048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.429147][ T32] r4:82ac11e4 [ 1340.429195][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.429304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.429383][ T32] r4:e0631dc0 [ 1340.429434][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.429535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.429589][ T32] r4:00000000 [ 1340.429684][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.429840][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.429900][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.429999][ T32] r5:00001000 r4:e01cf000 [ 1340.430048][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.430145][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.430243][ T32] r5:8436478c r4:84364400 [ 1340.430293][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.430397][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.430449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.430556][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.430611][ T32] r4:8494cf80 [ 1340.430660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.430766][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.430821][ T32] r4:00000001 [ 1340.430876][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.430961][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.431026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.431102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.431170][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.431238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.431297][ T32] r4:84be4100 [ 1340.431348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.431437][ T32] INFO: task kworker/1:490:4698 blocked for more than 466 seconds. [ 1340.431510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.431569][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.431632][ T32] task:kworker/1:490 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.431750][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.431840][ T32] Call trace: [ 1340.431919][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.432029][ T32] r10:829188dc r9:eb14dd84 r8:00000002 r7:60000013 r6:eb14dd8c r5:852b4800 [ 1340.432104][ T32] r4:852b4800 [ 1340.432156][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.432251][ T32] r5:852b4800 r4:829188d8 [ 1340.432300][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.432396][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.432504][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb14de08 [ 1340.432558][ T32] r4:00000000 [ 1340.432606][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.432694][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.432778][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.432885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a96300 [ 1340.432943][ T32] r4:00000000 [ 1340.432990][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.433114][ T32] r9:83018205 r8:852b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.433166][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.433266][ T32] r5:00001000 r4:eaf47000 [ 1340.433314][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.433439][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.433587][ T32] r5:852eef8c r4:852eec00 [ 1340.433639][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.433762][ T32] r7:ddde2d80 r6:83018200 r5:852eef8c r4:84822700 [ 1340.433813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.433928][ T32] r10:61c88647 r9:852b4800 r8:8482272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1340.434209][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.434569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.459891][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1340.460726][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.461186][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.461765][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1340.462096][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.462780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1340.463323][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.464160][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.465221][ T32] r5:00001000 r4:eaf6b000 [ 1340.465270][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1340.483909][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1340.484694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.500814][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1340.502024][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.502087][ T32] r5:80070013 r4:80239bb0 [ 1340.502161][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.502276][ T32] r4:82ac11e4 [ 1340.502329][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.502433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.502517][ T32] r4:e0631dc0 [ 1340.502753][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.502862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.502924][ T32] r4:00000000 [ 1340.503004][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.503118][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.503171][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.503271][ T32] r5:00001000 r4:e01cf000 [ 1340.503322][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.503414][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.503586][ T32] r5:8436478c r4:84364400 [ 1340.503643][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.503752][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.503805][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.504036][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.504162][ T32] r4:8494cf80 [ 1340.504214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.504371][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.504700][ T32] r4:00000001 [ 1340.504756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.504884][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.504955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.505156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.505272][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.505391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.505451][ T32] r4:84be4100 [ 1340.531400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.531744][ T32] INFO: task kworker/1:492:4703 blocked for more than 467 seconds. [ 1340.531876][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.531948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.532004][ T32] task:kworker/1:492 state:D stack:0 pid:4703 tgid:4703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.532352][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.532589][ T32] Call trace: [ 1340.532836][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.532965][ T32] r10:829188dc r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:852b6000 [ 1340.533024][ T32] r4:852b6000 [ 1340.533323][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.533450][ T32] r5:852b6000 r4:829188d8 [ 1340.533587][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.533708][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1340.534043][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.534503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a96780 ** 4 printk messages dropped ** [ 1340.535074][ T32] r5:00001000 r4:eaf9d000 ** 9 printk messages dropped ** [ 1340.541613][ T32] r10:00000000 r9:84822900 r8:8027f5e8 r7:eb169e60 r6:84822980 r5:852b6000 ** 16 printk messages dropped ** [ 1340.544939][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1340.567083][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1340.568143][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1340.569529][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.570722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1340.571542][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.572681][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.574130][ T32] r5:00001000 r4:eafc5000 ** 4 printk messages dropped ** [ 1340.574751][ T32] r7:ddde2d80 r6:83018200 r5:852f838c r4:84822a00 ** 12 printk messages dropped ** [ 1340.606816][ T32] r4:84a967c0 [ 1340.607765][ T32] INFO: task kworker/1:493:4704 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.608010][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.608222][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.608467][ T32] Call trace: [ 1340.608703][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.608835][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.608902][ T32] r4:00000000 [ 1340.608953][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.609187][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.609263][ T32] 1d20: 96762000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.609454][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.609931][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.610001][ T32] r5:80070013 r4:80239bb0 [ 1340.610053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.610154][ T32] r4:82ac11e4 [ 1340.610368][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.610475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.610993][ T32] r4:e0631dc0 [ 1340.611113][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.611236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.611354][ T32] r4:00000000 [ 1340.611408][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.611540][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.611675][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.611778][ T32] r5:00001000 r4:e01cf000 [ 1340.611907][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.612004][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.612104][ T32] r5:8436478c r4:84364400 [ 1340.612362][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.612588][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.612713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.612824][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.612886][ T32] r4:8494cf80 [ 1340.613050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.613159][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.613275][ T32] r4:00000001 [ 1340.613326][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.613587][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.613691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.613811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.613885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.613957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1340.614273][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.614336][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.614387][ T32] task:kworker/1:494 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.614604][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.614765][ T32] Call trace: [ 1340.614884][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.615000][ T32] r10:829188dc r9:eb16dd84 r8:00000002 r7:60000113 r6:eb16dd8c r5:852b8000 [ 1340.615057][ T32] r4:852b8000 [ 1340.615106][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.615200][ T32] r5:852b8000 r4:829188d8 [ 1340.615251][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.615391][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.647316][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb16de08 [ 1340.647502][ T32] r4:00000000 [ 1340.647561][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.647721][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.647821][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.647936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a96a80 [ 1340.647994][ T32] r4:00000000 [ 1340.648229][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.648346][ T32] r9:83018205 r8:852b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1340.648399][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.648713][ T32] r5:00001000 r4:eafb9000 [ 1340.648969][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.649086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.649189][ T32] r5:852eff8c r4:852efc00 [ 1340.649239][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.649350][ T32] r7:ddde2d80 r6:83018200 r5:852eff8c r4:84822b00 [ 1340.649402][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.649512][ T32] r10:61c88647 r9:852b8000 r8:84822b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1340.650219][ T32] Exception stack(0xeb16dfb0 to 0xeb16dff8) ** 10 printk messages dropped ** [ 1340.653282][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 16 printk messages dropped ** [ 1340.655202][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1340.678719][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1340.679589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1340.680269][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.681113][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.681319][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 1340.681470][ T32] r4:00000000 [ 1340.681532][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.681623][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.681737][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.681839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea800 [ 1340.681904][ T32] r4:00000000 [ 1340.681954][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.682236][ T32] r9:83018205 r8:852b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1340.682355][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.682570][ T32] r5:00001000 r4:eb1b7000 [ 1340.682622][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.682717][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.682925][ T32] r5:852f8f8c r4:852f8c00 [ 1340.682977][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.683083][ T32] r7:ddde2d80 r6:83018200 r5:852f8f8c r4:84822c00 [ 1340.683136][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.683244][ T32] r10:61c88647 r9:852b9800 r8:84822c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.683303][ T32] r4:84822c00 [ 1340.683429][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.683540][ T32] r10:00000000 r9:84822c00 r8:8027f5e8 r7:eb175e60 r6:84822c80 r5:852b9800 [ 1340.683658][ T32] r4:00000001 [ 1340.683711][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.683799][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1340.683992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.684065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.684158][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.684231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.684391][ T32] r4:84a96b00 [ 1340.685282][ T32] INFO: task kworker/1:495:4707 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.685363][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.716503][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.716774][ T32] Call trace: [ 1340.717031][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.717250][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.717310][ T32] r4:00000000 [ 1340.717357][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.717444][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.717602][ T32] 1d20: 96e77000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.717883][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.717950][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.718118][ T32] r5:80070013 r4:80239bb0 [ 1340.718232][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.718410][ T32] r4:82ac11e4 [ 1340.718482][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.718581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.718796][ T32] r4:e0631dc0 [ 1340.718920][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.719020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.719379][ T32] r4:00000000 [ 1340.719430][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.719532][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.719579][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.719745][ T32] r5:00001000 r4:e01cf000 [ 1340.719994][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.720087][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.720181][ T32] r5:8436478c r4:84364400 [ 1340.720367][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.720687][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.720801][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.721101][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.721158][ T32] r4:8494cf80 [ 1340.721335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.721452][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.721693][ T32] r4:00000001 [ 1340.721820][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.721908][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.721968][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.722164][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.722234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.722408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.722465][ T32] r4:84be4100 [ 1340.722652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.722762][ T32] INFO: task kworker/1:496:4709 blocked for more than 467 seconds. [ 1340.722834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.722982][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.723096][ T32] task:kworker/1:496 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.723335][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.723588][ T32] Call trace: [ 1340.723663][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.723802][ T32] r10:829188dc r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:852ba400 [ 1340.723861][ T32] r4:852ba400 [ 1340.723921][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.724015][ T32] r5:852ba400 r4:829188d8 [ 1340.724150][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.724460][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.724569][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1340.724623][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.724927][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1340.756279][ T32] r5:00001000 r4:eafd7000 [ 1340.756412][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.756539][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.756852][ T32] r7:ddde2d80 r6:83018200 r5:852f878c r4:84822d00 ** 5 printk messages dropped ** [ 1340.757250][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.757670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.759090][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.759636][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.759736][ T32] 1d20: 970ad000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.759812][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.759885][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.759948][ T32] r5:80070013 r4:80239bb0 [ 1340.759998][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.760097][ T32] r4:82ac11e4 [ 1340.760159][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.760269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.760350][ T32] r4:e0631dc0 [ 1340.760413][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.760518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.760575][ T32] r4:00000000 [ 1340.760626][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.760739][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.760791][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.760920][ T32] r5:00001000 r4:e01cf000 [ 1340.760981][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.761075][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.761185][ T32] r5:8436478c r4:84364400 [ 1340.761238][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.761369][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.761434][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.761546][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.761604][ T32] r4:8494cf80 [ 1340.761686][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.761822][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.761887][ T32] r4:00000001 [ 1340.761950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.762037][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.762104][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.762175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.762264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.762337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1340.762524][ T32] INFO: task kworker/0:298:4711 blocked for more than 467 seconds. ** 8 printk messages dropped ** [ 1340.763229][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1340.763945][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1340.764614][ T32] r5:00001000 r4:eafdf000 [ 1340.764668][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.764892][ T32] r5:8531d78c r4:8531d400 ** 2 printk messages dropped ** [ 1340.765204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.787189][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.788860][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.788987][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.789046][ T32] r4:00000000 [ 1340.789111][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.789204][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.789276][ T32] 1d20: 9742c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.789348][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.789414][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.789493][ T32] r5:80070013 r4:80239bb0 [ 1340.789623][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.789730][ T32] r4:82ac11e4 [ 1340.789792][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.789845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.789900][ T32] r4:e0631dc0 [ 1340.789951][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.790002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.790027][ T32] r4:00000000 [ 1340.790063][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.790172][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.790224][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.790326][ T32] r5:00001000 r4:e01cf000 [ 1340.790376][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.790468][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.790613][ T32] r5:8436478c r4:84364400 [ 1340.790670][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.790779][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.790832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.791239][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.791300][ T32] r4:8494cf80 [ 1340.791352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.791480][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.791540][ T32] r4:00000001 [ 1340.791589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.791676][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.791742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.791810][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.791886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.791959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.792017][ T32] r4:84be4100 [ 1340.792164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.792255][ T32] INFO: task kworker/1:497:4712 blocked for more than 467 seconds. [ 1340.792333][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.792409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.792448][ T32] task:kworker/1:497 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.792512][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.792607][ T32] Call trace: ** 3 printk messages dropped ** [ 1340.792957][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1340.794348][ T32] r5:00001000 r4:eb0f7000 [ 1340.794397][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1340.795354][ T32] Exception stack(0xeb18dfb0 to 0xeb18dff8) ** 10 printk messages dropped ** [ 1340.827706][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 20 printk messages dropped ** [ 1340.829266][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1340.830757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1340.832181][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.832557][ T32] r5:00001000 r4:eb219000 ** 12 printk messages dropped ** [ 1340.833563][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) ** 9 printk messages dropped ** [ 1340.835076][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 19 printk messages dropped ** [ 1340.857272][ T32] r5:00001000 r4:e01cf000 ** 12 printk messages dropped ** [ 1340.858305][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 10 printk messages dropped ** [ 1340.859116][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.859244][ T32] Call trace: [ 1340.859322][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.859426][ T32] r10:829188dc r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:852b8c00 [ 1340.859483][ T32] r4:852b8c00 [ 1340.859532][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.859658][ T32] r5:852b8c00 r4:829188d8 [ 1340.859731][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.859828][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.859951][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1340.860011][ T32] r4:00000000 [ 1340.860059][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.860150][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.860236][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.860336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a91b80 [ 1340.860389][ T32] r4:00000000 [ 1340.860439][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.860544][ T32] r9:83018005 r8:852b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1340.860594][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.860690][ T32] r5:00001000 r4:eb11d000 [ 1340.860759][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.860849][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.860948][ T32] r5:8531df8c r4:8531dc00 [ 1340.860996][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.861121][ T32] r7:dddced80 r6:83018000 r5:8531df8c r4:84aec780 [ 1340.861173][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.861281][ T32] r10:61c88647 r9:852b8c00 r8:84aec7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.861336][ T32] r4:84aec780 [ 1340.861386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.861489][ T32] r10:00000000 r9:84aec780 r8:8027f5e8 r7:eb195e60 r6:84a88000 r5:852b8c00 [ 1340.861543][ T32] r4:00000001 [ 1340.861590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1340.863476][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.864020][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1340.865549][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1340.895241][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1340.911461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a91c40 ** 9 printk messages dropped ** [ 1340.912284][ T32] r7:ddde2d80 r6:83018200 r5:8531e38c r4:84a88080 ** 14 printk messages dropped ** [ 1340.914179][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.914354][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.914458][ T32] Call trace: [ 1340.914531][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.914640][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.914724][ T32] r4:00000000 [ 1340.914786][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.914890][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.915001][ T32] 1d20: 98106000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.915120][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.915183][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.915240][ T32] r5:80070013 r4:80239bb0 [ 1340.915315][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.915406][ T32] r4:82ac11e4 [ 1340.915481][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.926257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.926387][ T32] r4:e0631dc0 [ 1340.926447][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1340.926753][ T32] r4:00000000 ** 15 printk messages dropped ** [ 1340.927985][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 24 printk messages dropped ** [ 1340.930151][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1340.930835][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1340.932420][ T32] r4:84a91ac0 ** 9 printk messages dropped ** [ 1340.934323][ T32] 1d20: 98106000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 21 printk messages dropped ** [ 1340.959262][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 21 printk messages dropped ** [ 1340.960946][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 15 printk messages dropped ** [ 1340.962243][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 25 printk messages dropped ** [ 1340.965247][ T32] 1d20: 983f5000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 4 printk messages dropped ** [ 1340.985416][ T32] r4:82ac11e4 [ 1340.985499][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.986163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.986233][ T32] r4:e0631dc0 [ 1340.986304][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.986424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.986484][ T32] r4:00000000 [ 1340.986533][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.986646][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.986700][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.986824][ T32] r5:00001000 r4:e01cf000 [ 1340.986903][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.987012][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.987113][ T32] r5:8436478c r4:84364400 [ 1340.987162][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.987281][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.987332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.987441][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.987494][ T32] r4:8494cf80 [ 1340.987543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.987652][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1340.987711][ T32] r4:00000001 [ 1340.987804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.987902][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1340.987975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.988043][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.988107][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.988177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.988231][ T32] r4:84be4100 [ 1340.988295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.988361][ T32] INFO: task kworker/1:499:4725 blocked for more than 467 seconds. [ 1340.988434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.988494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.988546][ T32] task:kworker/1:499 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.988684][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.988786][ T32] Call trace: [ 1340.988861][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1340.988980][ T32] r10:829188dc r9:eb1c1d84 r8:00000002 r7:60000013 r6:eb1c1d8c r5:852c3000 [ 1340.989046][ T32] r4:852c3000 [ 1340.989097][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1340.989190][ T32] r5:852c3000 r4:829188d8 [ 1340.989240][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.989335][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.989465][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c1e08 [ 1340.989526][ T32] r4:00000000 [ 1340.989575][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1340.989685][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1340.989774][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.989884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beab40 [ 1340.989941][ T32] r4:00000000 [ 1340.990000][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.990104][ T32] r9:83018205 r8:852c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1340.990182][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.990288][ T32] r5:00001000 r4:eb1c7000 [ 1340.990348][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.990465][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.990570][ T32] r5:852f978c r4:852f9400 [ 1340.990617][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.990721][ T32] r7:ddde2d80 r6:83018200 r5:852f978c r4:84a88280 [ 1340.990783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.990896][ T32] r10:61c88647 r9:852c3000 r8:84a882ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.990951][ T32] r4:84a88280 [ 1340.990997][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.991101][ T32] r10:00000000 r9:84a88280 r8:8027f5e8 r7:eb17de60 r6:84a88300 r5:852c3000 [ 1340.991197][ T32] r4:00000001 [ 1340.991252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.991336][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1340.991403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.991496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.991559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.991635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.991691][ T32] r4:84bea7c0 [ 1340.992585][ T32] INFO: task kworker/1:499:4725 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1340.992662][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.992793][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.992897][ T32] Call trace: [ 1340.992971][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1340.993082][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1340.993186][ T32] r4:00000000 [ 1340.993269][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.993362][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1340.993436][ T32] 1d20: 985d9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1340.993514][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1340.993583][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1340.993644][ T32] r5:80070013 r4:80239bb0 [ 1340.993716][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.993818][ T32] r4:82ac11e4 [ 1340.993880][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.994000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1340.994057][ T32] r4:e0631dc0 [ 1340.994106][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1340.994214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1340.994269][ T32] r4:00000000 [ 1340.994317][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1340.994425][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1340.994478][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1340.994615][ T32] r5:00001000 r4:e01cf000 [ 1340.994667][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1340.994760][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.994886][ T32] r5:8436478c r4:84364400 [ 1340.994945][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.995064][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1340.995118][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.995228][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.995281][ T32] r4:8494cf80 [ 1340.995352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.995464][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.026060][ T32] r4:00000001 [ 1341.026142][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.026212][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.026248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.026343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.026376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.026438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.026491][ T32] r4:84be4100 [ 1341.026519][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.026551][ T32] INFO: task kworker/1:500:4726 blocked for more than 467 seconds. [ 1341.026586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.026640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.026669][ T32] task:kworker/1:500 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.026757][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.026840][ T32] Call trace: [ 1341.026887][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.026973][ T32] r10:829188dc r9:eb179d84 r8:00000002 r7:60000013 r6:eb179d8c r5:83ada400 [ 1341.027007][ T32] r4:83ada400 [ 1341.027030][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.027074][ T32] r5:83ada400 r4:829188d8 [ 1341.027095][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.027137][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.027187][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 [ 1341.027237][ T32] r4:00000000 [ 1341.027262][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.027305][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.027346][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.027419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bea640 [ 1341.027446][ T32] r4:00000000 [ 1341.027467][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.027547][ T32] r9:83018205 r8:83ada400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1341.027574][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.027622][ T32] r5:00001000 r4:eb1bd000 [ 1341.027654][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.027722][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.027800][ T32] r5:852f938c r4:852f9000 [ 1341.027850][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.027936][ T32] r7:ddde2d80 r6:83018200 r5:852f938c r4:84a88380 [ 1341.027963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.028016][ T32] r10:61c88647 r9:83ada400 r8:84a883ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.028039][ T32] r4:84a88380 [ 1341.028060][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.028109][ T32] r10:00000000 r9:84a88380 r8:8027f5e8 r7:eb1c1e60 r6:84aec900 r5:83ada400 [ 1341.028133][ T32] r4:00000001 [ 1341.028152][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.028190][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1341.028218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.028247][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.028276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.028333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.028360][ T32] r4:84bea640 [ 1341.028889][ T32] INFO: task kworker/1:500:4726 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.028964][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.029029][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.029075][ T32] Call trace: [ 1341.029132][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.029190][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.029215][ T32] r4:00000000 [ 1341.029235][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.029301][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.029362][ T32] 1d20: 98ba7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.029398][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.029425][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.029451][ T32] r5:80070013 r4:80239bb0 [ 1341.029472][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.029515][ T32] r4:82ac11e4 [ 1341.029536][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.029582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.029605][ T32] r4:e0631dc0 ** 1 printk messages dropped ** [ 1341.029742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 2 printk messages dropped ** [ 1341.029846][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.029873][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.029920][ T32] r5:00001000 r4:e01cf000 [ 1341.029941][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.029982][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.030027][ T32] r5:8436478c r4:84364400 [ 1341.030047][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.030095][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.030115][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.030166][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.030190][ T32] r4:8494cf80 [ 1341.030209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.030258][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.030280][ T32] r4:00000001 [ 1341.030301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.030338][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.030365][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.030395][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.030434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.030469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.030492][ T32] r4:84be4100 [ 1341.030513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.030548][ T32] INFO: task kworker/1:501:4729 blocked for more than 467 seconds. [ 1341.030591][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.030648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.030674][ T32] task:kworker/1:501 state:D stack:0 pid:4729 tgid:4729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.030724][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.030766][ T32] Call trace: [ 1341.030797][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.030846][ T32] r10:829188dc r9:eb189d84 r8:00000002 r7:60000013 r6:eb189d8c r5:83adb000 [ 1341.030900][ T32] r4:83adb000 [ 1341.030945][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.030992][ T32] r5:83adb000 r4:829188d8 [ 1341.031031][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.031078][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.031128][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 1341.031176][ T32] r4:00000000 [ 1341.031200][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1341.031390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beadc0 ** 4 printk messages dropped ** [ 1341.031616][ T32] r5:00001000 r4:eb1d7000 [ 1341.031637][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.031677][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.031721][ T32] r5:852f9f8c r4:852f9c00 [ 1341.031740][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.031789][ T32] r7:ddde2d80 r6:83018200 r5:852f9f8c r4:84a88400 [ 1341.031809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.031858][ T32] r10:61c88647 r9:83adb000 r8:84a8842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.031889][ T32] r4:84a88400 [ 1341.031908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.031956][ T32] r10:00000000 r9:84a88400 r8:8027f5e8 r7:eb1c1e60 r6:84aec980 r5:83adb000 [ 1341.031978][ T32] r4:00000001 [ 1341.031997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.032032][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1341.032060][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.032089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.032117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.032148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.032196][ T32] r4:84beaac0 [ 1341.032529][ T32] INFO: task kworker/1:501:4729 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.032562][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.032661][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.032708][ T32] Call trace: [ 1341.032739][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.032792][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.032816][ T32] r4:00000000 [ 1341.032836][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1341.032973][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1341.033255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1341.033589][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1341.033812][ T32] r4:8494cf80 ** 5 printk messages dropped ** [ 1341.033998][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.034284][ T32] task:kworker/1:502 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.034749][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d5e08 ** 8 printk messages dropped ** [ 1341.035081][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.035155][ T32] r5:00001000 r4:eb1cd000 ** 3 printk messages dropped ** [ 1341.035436][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.050100][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.050289][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.051099][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.051532][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.051697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1341.052211][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.052533][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.052743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.053225][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1341.053491][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.053541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a96cc0 [ 1341.053575][ T32] r4:00000000 [ 1341.053599][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.053699][ T32] r9:83018205 r8:83add400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1341.053736][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.053786][ T32] r5:00001000 r4:eb1eb000 [ 1341.053806][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.053848][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.053939][ T32] r5:852fa78c r4:852fa400 [ 1341.053974][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.054035][ T32] r7:ddde2d80 r6:83018200 r5:852fa78c r4:84a88500 [ 1341.054060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.054113][ T32] r10:61c88647 r9:83add400 r8:84a8852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.054136][ T32] r4:84a88500 [ 1341.054155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.054204][ T32] r10:00000000 r9:84a88500 r8:8027f5e8 r7:eb189e60 r6:84aeca80 r5:83add400 [ 1341.054237][ T32] r4:00000001 [ 1341.054279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.054319][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1341.054370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.054412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.054443][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.054475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.054500][ T32] r4:84beae00 [ 1341.054833][ T32] INFO: task kworker/1:503:4733 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.054871][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.054959][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.055037][ T32] Call trace: [ 1341.055069][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.055149][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.055178][ T32] r4:00000000 [ 1341.055199][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.055240][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.055365][ T32] 1d20: 98e4e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.055412][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.055443][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.055469][ T32] r5:80070013 r4:80239bb0 [ 1341.073618][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.073771][ T32] r4:82ac11e4 [ 1341.073798][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.073879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.073940][ T32] r4:e0631dc0 [ 1341.073966][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.074015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.074039][ T32] r4:00000000 [ 1341.074077][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.074133][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.074157][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.074207][ T32] r5:00001000 r4:e01cf000 [ 1341.074237][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.074287][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.074335][ T32] r5:8436478c r4:84364400 [ 1341.074356][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.074406][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.074447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.074503][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.074528][ T32] r4:8494cf80 [ 1341.074549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.074618][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.074647][ T32] r4:00000001 [ 1341.074668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.074727][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.074763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.074794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.074821][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.074852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.074907][ T32] r4:84be4100 [ 1341.074945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.074980][ T32] INFO: task kworker/1:504:4735 blocked for more than 467 seconds. [ 1341.075015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.075051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.075078][ T32] task:kworker/1:504 state:D stack:0 pid:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.075138][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.075231][ T32] Call trace: [ 1341.075331][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.075417][ T32] r10:829188dc r9:eb1e9d84 r8:00000002 r7:60000013 r6:eb1e9d8c r5:83ade000 [ 1341.075442][ T32] r4:83ade000 [ 1341.075463][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.086098][ T32] r5:83ade000 r4:829188d8 [ 1341.086163][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.086234][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.086288][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e9e08 ** 3 printk messages dropped ** [ 1341.086481][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.086721][ T32] r5:00001000 r4:eb1dd000 ** 1 printk messages dropped ** [ 1341.086809][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.087064][ T32] r4:84a88580 ** 5 printk messages dropped ** [ 1341.087276][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.088080][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.088368][ T32] 1d20: 99594000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 7 printk messages dropped ** [ 1341.088658][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1341.088983][ T32] r5:00001000 r4:e01cf000 [ 1341.089003][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.089044][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.089088][ T32] r5:8436478c r4:84364400 [ 1341.089108][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.089166][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.089192][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.089264][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.089291][ T32] r4:8494cf80 [ 1341.089312][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.089363][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.089386][ T32] r4:00000001 [ 1341.089426][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.089468][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.089499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.089530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.089567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.089631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.089680][ T32] r4:84be4100 [ 1341.089703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.089732][ T32] INFO: task kworker/1:505:4737 blocked for more than 467 seconds. [ 1341.089766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.089816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.089841][ T32] task:kworker/1:505 state:D stack:0 pid:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.089920][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.089967][ T32] Call trace: [ 1341.089998][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.090049][ T32] r10:829188dc r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:83adec00 [ 1341.090072][ T32] r4:83adec00 [ 1341.090094][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.090137][ T32] r5:83adec00 r4:829188d8 [ 1341.090188][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.090243][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.090297][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1341.090341][ T32] r4:00000000 [ 1341.090364][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.090406][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.090444][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.090488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8494a1c0 [ 1341.090511][ T32] r4:00000000 [ 1341.090552][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.090606][ T32] r9:83018205 r8:83adec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1341.090650][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.090699][ T32] r5:00001000 r4:eb1ff000 [ 1341.090719][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.090760][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.090834][ T32] r5:852faf8c r4:852fac00 [ 1341.090887][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.090940][ T32] r7:ddde2d80 r6:83018200 r5:852faf8c r4:84a88600 [ 1341.090962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.091012][ T32] r10:61c88647 r9:83adec00 r8:84a8862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.091055][ T32] r4:84a88600 [ 1341.091079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.091131][ T32] r10:00000000 r9:84a88600 r8:8027f5e8 r7:eb1e1e60 r6:84aecb80 r5:83adec00 [ 1341.091184][ T32] r4:00000001 [ 1341.091207][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.091245][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1341.091272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.091326][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.091358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.091391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.091414][ T32] r4:84bea5c0 [ 1341.091748][ T32] INFO: task kworker/1:505:4737 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.091781][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.091841][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.091891][ T32] Call trace: [ 1341.091922][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.091976][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.092025][ T32] r4:00000000 [ 1341.092049][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.092091][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.092122][ T32] 1d20: 99594000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 3 printk messages dropped ** [ 1341.092242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1341.092659][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.093012][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.093269][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.093502][ T32] task:kworker/1:506 state:D stack:0 pid:4739 tgid:4739 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.093970][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.094389][ T32] r5:00001000 r4:eb1f1000 [ 1341.094423][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.094531][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.094911][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) ** 6 printk messages dropped ** [ 1341.095473][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.116340][ T32] r4:00000000 [ 1341.116361][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.116414][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.116474][ T32] 1d20: 99926000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.116510][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.116538][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.116564][ T32] r5:80070013 r4:80239bb0 [ 1341.116584][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.116631][ T32] r4:82ac11e4 [ 1341.116651][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.116697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.116720][ T32] r4:e0631dc0 [ 1341.116750][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.116800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.116844][ T32] r4:00000000 [ 1341.116877][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.116952][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.117000][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.117050][ T32] r5:00001000 r4:e01cf000 [ 1341.117071][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.117134][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.117184][ T32] r5:8436478c r4:84364400 [ 1341.117205][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.117256][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.117299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.117354][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.117379][ T32] r4:8494cf80 [ 1341.117401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.117450][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.117474][ T32] r4:00000001 [ 1341.117493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.117530][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.117578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.117621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.117705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.117742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.117766][ T32] r4:84be4100 [ 1341.117811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.117855][ T32] INFO: task kworker/1:507:4740 blocked for more than 467 seconds. [ 1341.117899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.117948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.117974][ T32] task:kworker/1:507 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.118047][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.118090][ T32] Call trace: [ 1341.118121][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.118182][ T32] r10:829188dc r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:852c4800 [ 1341.118220][ T32] r4:852c4800 [ 1341.118273][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.118320][ T32] r5:852c4800 r4:829188d8 [ 1341.118341][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.118384][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.118453][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1341.118481][ T32] r4:00000000 [ 1341.118522][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.118597][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.118703][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.118757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8494a500 [ 1341.118781][ T32] r4:00000000 [ 1341.118801][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.118848][ T32] r9:83018205 r8:852c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1341.118876][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.118922][ T32] r5:00001000 r4:eb205000 [ 1341.118943][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.118994][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.119043][ T32] r5:852fb38c r4:852fb000 [ 1341.119064][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.119112][ T32] r7:ddde2d80 r6:83018200 r5:852fb38c r4:84a88780 [ 1341.119133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.119182][ T32] r10:61c88647 r9:852c4800 r8:84a887ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.119216][ T32] r4:84a88780 [ 1341.119239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.119288][ T32] r10:00000000 r9:84a88780 r8:8027f5e8 r7:eb1f5e60 r6:84a88800 r5:852c4800 [ 1341.119311][ T32] r4:00000001 [ 1341.119340][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.119381][ T32] Exception stack(0xeb20dfb0 to 0xeb20dff8) [ 1341.119409][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.119440][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.119468][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.119499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.119523][ T32] r4:8494a180 [ 1341.120031][ T32] INFO: task kworker/1:507:4740 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.120069][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1341.120199][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.120578][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 6 printk messages dropped ** [ 1341.120819][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1341.121072][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1341.121315][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.121369][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.121394][ T32] r4:8494cf80 [ 1341.121414][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.121462][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.121486][ T32] r4:00000001 [ 1341.121505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.121563][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.121594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.121624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.121670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.121703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.121727][ T32] r4:84be4100 [ 1341.121758][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.121807][ T32] INFO: task kworker/1:508:4743 blocked for more than 467 seconds. [ 1341.121840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.121864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.121890][ T32] task:kworker/1:508 state:D stack:0 pid:4743 tgid:4743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.121938][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.121979][ T32] Call trace: [ 1341.122030][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.122085][ T32] r10:829188dc r9:eb21dd84 r8:00000002 r7:60000113 r6:eb21dd8c r5:852c3c00 [ 1341.122110][ T32] r4:852c3c00 [ 1341.122131][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.122174][ T32] r5:852c3c00 r4:829188d8 [ 1341.122194][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.122234][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.122389][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.122690][ T32] r5:00001000 r4:eb235000 [ 1341.122710][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.122751][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.122986][ T32] r4:84a88880 ** 4 printk messages dropped ** [ 1341.123167][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) ** 4 printk messages dropped ** [ 1341.123324][ T32] r4:8494a4c0 ** 3 printk messages dropped ** [ 1341.123801][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.124077][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 7 printk messages dropped ** [ 1341.124341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 9 printk messages dropped ** [ 1341.124777][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.125163][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.125367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.156607][ T32] task:kworker/0:303 state:D stack:0 pid:4746 tgid:4746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.157557][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 ** 9 printk messages dropped ** [ 1341.158353][ T32] r5:00001000 r4:dfa53000 [ 1341.158397][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.158591][ T32] r5:8531fb8c r4:8531f800 ** 3 printk messages dropped ** [ 1341.158905][ T32] r10:61c88647 r9:852c5400 r8:84aecc2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.159535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1341.160973][ T32] Call trace: [ 1341.161064][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.161218][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.161284][ T32] r4:00000000 [ 1341.161327][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.161408][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.161469][ T32] 1d20: 99e98000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.161535][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.161595][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.161698][ T32] r5:80070013 r4:80239bb0 [ 1341.161750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.161851][ T32] r4:82ac11e4 [ 1341.161904][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.161996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.162046][ T32] r4:e0631dc0 [ 1341.162087][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.162202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.162262][ T32] r4:00000000 [ 1341.162309][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.162417][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.162477][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.162626][ T32] r5:00001000 r4:e01cf000 [ 1341.162680][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.162765][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.162853][ T32] r5:8436478c r4:84364400 [ 1341.162909][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.163008][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.163057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.163156][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.163207][ T32] r4:8494cf80 [ 1341.163266][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.163371][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.163419][ T32] r4:00000001 [ 1341.163460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.163540][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.163616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.163696][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.163754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.163818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.163890][ T32] r4:84be4100 [ 1341.163946][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.164010][ T32] INFO: task kworker/1:509:4748 blocked for more than 467 seconds. [ 1341.164071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.164125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.164171][ T32] task:kworker/1:509 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.164265][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.164346][ T32] Call trace: [ 1341.164409][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.164503][ T32] r10:829188dc r9:eb239d84 r8:00000002 r7:60000113 r6:eb239d8c r5:852c6c00 [ 1341.164551][ T32] r4:852c6c00 [ 1341.164592][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.164679][ T32] r5:852c6c00 r4:829188d8 [ 1341.164722][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.164803][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.164906][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1341.164954][ T32] r4:00000000 [ 1341.164996][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.165077][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.165154][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.165241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8494a940 [ 1341.165288][ T32] r4:00000000 [ 1341.165329][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1341.193063][ T32] r5:00001000 r4:eb22f000 [ 1341.193146][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.193269][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.193607][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.194304][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.204219][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1341.204834][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.205040][ T32] r4:e0631dc0 ** 8 printk messages dropped ** [ 1341.206217][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.206929][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1341.207480][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1341.207943][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.208611][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.209446][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.209543][ T32] r5:00001000 r4:eb23f000 [ 1341.209589][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.209701][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.209793][ T32] r5:852fbf8c r4:852fbc00 [ 1341.209836][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.209941][ T32] r7:ddde2d80 r6:83018200 r5:852fbf8c r4:84a88b00 [ 1341.209994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.210099][ T32] r10:61c88647 r9:852c1800 r8:84a88b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.210153][ T32] r4:84a88b00 [ 1341.210225][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.210364][ T32] r10:00000000 r9:84a88b00 r8:8027f5e8 r7:eb21de60 r6:84a88b80 r5:852c1800 [ 1341.210422][ T32] r4:00000001 [ 1341.210491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.210582][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1341.210649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.210785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.210851][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.210925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.210990][ T32] r4:8494ac80 [ 1341.211897][ T32] INFO: task kworker/1:510:4750 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.212017][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.212204][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.212328][ T32] Call trace: [ 1341.212401][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.212530][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.212605][ T32] r4:00000000 [ 1341.212659][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.212745][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.212810][ T32] 1d20: 9a234000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.212905][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.212983][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.213050][ T32] r5:80070013 r4:80239bb0 [ 1341.213099][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.213190][ T32] r4:82ac11e4 [ 1341.213244][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.213342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.213398][ T32] r4:e0631dc0 [ 1341.213469][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.213574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.213631][ T32] r4:00000000 [ 1341.213762][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.213901][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.213957][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.214049][ T32] r5:00001000 r4:e01cf000 [ 1341.214095][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.214186][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.214302][ T32] r5:8436478c r4:84364400 [ 1341.214355][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.214461][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.214528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.214647][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.214716][ T32] r4:8494cf80 [ 1341.214768][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.214888][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.214959][ T32] r4:00000001 [ 1341.215019][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.215102][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.215164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.215245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.215311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.215440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.243395][ T32] r4:84be4100 [ 1341.243543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.243615][ T32] INFO: task kworker/0:304:4751 blocked for more than 467 seconds. [ 1341.243694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.243749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1341.243921][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.244606][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.245419][ T32] r5:00001000 r4:eb267000 [ 1341.245467][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.256134][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.256589][ T32] r10:61c88647 r9:852c6000 r8:84aeccac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1341.257391][ T32] r4:84bdc140 ** 3 printk messages dropped ** [ 1341.258629][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.259063][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 7 printk messages dropped ** [ 1341.259618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 3 printk messages dropped ** [ 1341.259892][ T32] r4:00000000 [ 1341.259937][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.260043][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.260094][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.260184][ T32] r5:00001000 r4:e01cf000 [ 1341.260254][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.260368][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.260492][ T32] r5:8436478c r4:84364400 [ 1341.260546][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.260661][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.260732][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.260861][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.261082][ T32] r4:8494cf80 [ 1341.261141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.261245][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.261299][ T32] r4:00000001 [ 1341.261344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.261423][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.261483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.261548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.261612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.261705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.261757][ T32] r4:84be4100 [ 1341.261804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.261894][ T32] INFO: task kworker/1:511:4753 blocked for more than 467 seconds. [ 1341.261978][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.262030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.262077][ T32] task:kworker/1:511 state:D stack:0 pid:4753 tgid:4753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.262169][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.262285][ T32] Call trace: [ 1341.262345][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.262449][ T32] r10:829188dc r9:eb209d84 r8:00000002 r7:60000013 r6:eb209d8c r5:852bec00 [ 1341.262506][ T32] r4:852bec00 [ 1341.262548][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.262642][ T32] r5:852bec00 r4:829188d8 [ 1341.262692][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.262775][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.262881][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1341.262926][ T32] r4:00000000 [ 1341.262969][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.263068][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.263164][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.263286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8494ae40 [ 1341.263408][ T32] r4:00000000 [ 1341.263465][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.263563][ T32] r9:83018205 r8:852bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1341.263626][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.263723][ T32] r5:00001000 r4:eb245000 [ 1341.263770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.263856][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.264001][ T32] r5:8530438c r4:85304000 ** 1 printk messages dropped ** [ 1341.264185][ T32] r7:ddde2d80 r6:83018200 r5:8530438c r4:84a88c80 ** 7 printk messages dropped ** [ 1341.264827][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) ** 7 printk messages dropped ** [ 1341.297051][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.297600][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1341.298110][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1341.299101][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.300011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.300922][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.301550][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.302276][ T32] r9:83018205 r8:852be000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 ** 1 printk messages dropped ** [ 1341.302453][ T32] r5:00001000 r4:eb253000 ** 5 printk messages dropped ** [ 1341.302932][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.303602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.305217][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.326517][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.326581][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.326640][ T32] r5:80070013 r4:80239bb0 [ 1341.326684][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.326819][ T32] r4:82ac11e4 [ 1341.326880][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.326992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.327042][ T32] r4:e0631dc0 [ 1341.327082][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.327167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.327234][ T32] r4:00000000 [ 1341.327278][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.327372][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.327437][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.327527][ T32] r5:00001000 r4:e01cf000 [ 1341.327567][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.327668][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.327767][ T32] r5:8436478c r4:84364400 [ 1341.327807][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.327906][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.327994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.328095][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.328140][ T32] r4:8494cf80 [ 1341.328213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.328323][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.328378][ T32] r4:00000001 [ 1341.328425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.328509][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.328568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.328633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.328696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.328772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.328834][ T32] r4:84be4100 [ 1341.328895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.328958][ T32] INFO: task kworker/1:513:4757 blocked for more than 467 seconds. [ 1341.329024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.329076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.329124][ T32] task:kworker/1:513 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.329235][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.329357][ T32] Call trace: [ 1341.329429][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.329536][ T32] r10:829188dc r9:eb251d84 r8:00000002 r7:60000013 r6:eb251d8c r5:852c8000 [ 1341.329616][ T32] r4:852c8000 [ 1341.329707][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.329806][ T32] r5:852c8000 r4:829188d8 [ 1341.329886][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.329987][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.330089][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1341.330140][ T32] r4:00000000 [ 1341.330182][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.330265][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.330344][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.330771][ T32] r5:00001000 r4:eb259000 [ 1341.330814][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.330903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.331129][ T32] r7:ddde2d80 r6:83018200 r5:85304b8c r4:84a88e80 ** 6 printk messages dropped ** [ 1341.331722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.333199][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.334224][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1341.334491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 11 printk messages dropped ** [ 1341.335468][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.368020][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.368379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.368973][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.369327][ T32] r4:852c9800 ** 4 printk messages dropped ** [ 1341.369761][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 ** 9 printk messages dropped ** [ 1341.370644][ T32] r5:00001000 r4:e01bd000 [ 1341.370688][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.370932][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.371719][ T32] Exception stack(0xeb265fb0 to 0xeb265ff8) ** 5 printk messages dropped ** [ 1341.372915][ T32] INFO: task kworker/1:514:4759 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 7 printk messages dropped ** [ 1341.373741][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1341.374165][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.374966][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.400458][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1341.401092][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1341.401520][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.401820][ T32] r10:829188dc r9:eb039d84 r8:00000002 r7:60000013 r6:eb039d8c r5:852ca400 [ 1341.401880][ T32] r4:852ca400 [ 1341.401925][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.402013][ T32] r5:852ca400 r4:829188d8 [ 1341.402057][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.402143][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.402242][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1341.402304][ T32] r4:00000000 [ 1341.402372][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.402465][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.402569][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.402669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7640 [ 1341.402741][ T32] r4:00000000 [ 1341.402814][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.402935][ T32] r9:83018205 r8:852ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1341.402986][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.403079][ T32] r5:00001000 r4:dffc9000 [ 1341.403124][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.403208][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.403298][ T32] r5:85304f8c r4:85304c00 [ 1341.403343][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.403442][ T32] r7:ddde2d80 r6:83018200 r5:85304f8c r4:84a8d080 [ 1341.403487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.403594][ T32] r10:61c88647 r9:852ca400 r8:84a8d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.403669][ T32] r4:84a8d080 [ 1341.403709][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.403806][ T32] r10:00000000 r9:84a8d080 r8:8027f5e8 r7:eb265e60 r6:84a8d100 r5:852ca400 [ 1341.403865][ T32] r4:00000001 [ 1341.403927][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.404013][ T32] Exception stack(0xeb039fb0 to 0xeb039ff8) [ 1341.404074][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.404130][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.404166][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.404232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.404289][ T32] r4:848c7280 [ 1341.405186][ T32] INFO: task kworker/1:515:4762 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.405285][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.405465][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.416579][ T32] Call trace: [ 1341.416736][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.416891][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.416947][ T32] r4:00000000 [ 1341.416992][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.417080][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.417150][ T32] 1d20: 9b372000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.417218][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.417274][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.417356][ T32] r5:80070013 r4:80239bb0 [ 1341.417416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.417520][ T32] r4:82ac11e4 [ 1341.417568][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.417692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.417773][ T32] r4:e0631dc0 [ 1341.417843][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.417951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.418011][ T32] r4:00000000 [ 1341.418058][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.418166][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.418232][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.418332][ T32] r5:00001000 r4:e01cf000 [ 1341.418378][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.418459][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.418571][ T32] r5:8436478c r4:84364400 [ 1341.418624][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.418729][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.418773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.418880][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.418930][ T32] r4:8494cf80 [ 1341.418974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.419073][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.419122][ T32] r4:00000001 [ 1341.419187][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.419295][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.419360][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.419434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.419496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.419563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.419624][ T32] r4:84be4100 [ 1341.419675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.419754][ T32] INFO: task kworker/1:516:4766 blocked for more than 467 seconds. [ 1341.419822][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.419882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.419947][ T32] task:kworker/1:516 state:D stack:0 pid:4766 tgid:4766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.420058][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.420142][ T32] Call trace: [ 1341.420239][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.420368][ T32] r10:829188dc r9:eb279d84 r8:00000002 r7:60000113 r6:eb279d8c r5:852cbc00 [ 1341.420424][ T32] r4:852cbc00 [ 1341.420490][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.420616][ T32] r5:852cbc00 r4:829188d8 [ 1341.420703][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.420793][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.420902][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb279e08 [ 1341.420952][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.421129][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.421745][ T32] r5:00001000 r4:e0665000 [ 1341.421820][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.422197][ T32] r7:ddde2d80 r6:83018200 r5:8530578c r4:84a8d180 ** 6 printk messages dropped ** [ 1341.422677][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.424305][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.424818][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1341.425341][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.454210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.455092][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.455468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.471097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.471187][ T32] r4:84be4100 [ 1341.471242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.471305][ T32] INFO: task kworker/1:517:4769 blocked for more than 467 seconds. [ 1341.471374][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.471461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.471526][ T32] task:kworker/1:517 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.471666][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.471789][ T32] Call trace: [ 1341.471863][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.471975][ T32] r10:829188dc r9:eb049d84 r8:00000002 r7:60000113 r6:eb049d8c r5:852c8c00 [ 1341.472023][ T32] r4:852c8c00 [ 1341.472068][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.472154][ T32] r5:852c8c00 r4:829188d8 [ 1341.472199][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.472280][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.472378][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 [ 1341.472426][ T32] r4:00000000 [ 1341.472466][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.472568][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.472659][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.472750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7b80 [ 1341.472796][ T32] r4:00000000 [ 1341.472839][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.472958][ T32] r9:83018205 r8:852c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1341.473009][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.473143][ T32] r5:00001000 r4:e0801000 [ 1341.473240][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.473384][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.473479][ T32] r5:85305f8c r4:85305c00 [ 1341.473542][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.473679][ T32] r7:ddde2d80 r6:83018200 r5:85305f8c r4:84a8d280 [ 1341.473740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.473843][ T32] r10:61c88647 r9:852c8c00 r8:84a8d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.473974][ T32] r4:84a8d280 [ 1341.474026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.474127][ T32] r10:00000000 r9:84a8d280 r8:8027f5e8 r7:eb279e60 r6:84a8d300 r5:852c8c00 [ 1341.474177][ T32] r4:00000001 [ 1341.474220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.474313][ T32] Exception stack(0xeb049fb0 to 0xeb049ff8) [ 1341.474375][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.474438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.474501][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.474567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.474620][ T32] r4:848c78c0 [ 1341.475497][ T32] INFO: task kworker/1:517:4769 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.483993][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.484245][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.484422][ T32] Call trace: [ 1341.484532][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.484658][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.484712][ T32] r4:00000000 [ 1341.484774][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.484938][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.485075][ T32] 1d20: 9b9f6000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 4 printk messages dropped ** [ 1341.485376][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.496594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1341.497417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.498212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.498637][ T32] task:kworker/1:518 state:D stack:0 pid:4771 tgid:4771 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1341.499637][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.499988][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.500323][ T32] r5:00001000 r4:e0771000 [ 1341.500399][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.500673][ T32] r5:85305b8c r4:85305800 ** 4 printk messages dropped ** [ 1341.501098][ T32] r4:84a8d380 ** 4 printk messages dropped ** [ 1341.501485][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) ** 7 printk messages dropped ** [ 1341.503195][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.503818][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1341.504294][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.504496][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1341.505068][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1341.529673][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1341.530159][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1341.530788][ T32] INFO: task kworker/1:519:4773 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.531743][ T32] r4:852cd400 ** 3 printk messages dropped ** [ 1341.532070][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.533186][ T32] r5:00001000 r4:e8a2b000 [ 1341.533264][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.533403][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1341.533680][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.533869][ T32] r7:ddde2d80 r6:83018200 r5:8530638c r4:84a8d480 [ 1341.533972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.534093][ T32] r10:61c88647 r9:852cd400 r8:84a8d4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.534144][ T32] r4:84a8d480 [ 1341.534203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.534315][ T32] r10:00000000 r9:84a8d480 r8:8027f5e8 r7:eb049e60 r6:84a8d500 r5:852cd400 [ 1341.534378][ T32] r4:00000001 [ 1341.534595][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.534695][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 1341.534755][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.534816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.534880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.534943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.534995][ T32] r4:848c7ac0 [ 1341.556554][ T32] INFO: task kworker/1:519:4773 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.556720][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.556935][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.557059][ T32] Call trace: [ 1341.557142][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.557261][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.557313][ T32] r4:00000000 [ 1341.557380][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.557480][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.557547][ T32] 1d20: 9c063000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.557613][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.557699][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.557756][ T32] r5:80070013 r4:80239bb0 [ 1341.557799][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.557896][ T32] r4:82ac11e4 [ 1341.557966][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.558069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.558133][ T32] r4:e0631dc0 [ 1341.558194][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.558287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.558355][ T32] r4:00000000 [ 1341.558406][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.558512][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.558561][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.558671][ T32] r5:00001000 r4:e01cf000 [ 1341.558724][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.558836][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.558964][ T32] r5:8436478c r4:84364400 [ 1341.559023][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.559124][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.559169][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.559270][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.559332][ T32] r4:8494cf80 [ 1341.559399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.559552][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.559618][ T32] r4:00000001 [ 1341.559664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.559753][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.559814][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.560276][ T32] INFO: task kworker/1:520:4775 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.561085][ T32] r4:852ce000 ** 4 printk messages dropped ** [ 1341.561575][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 ** 9 printk messages dropped ** [ 1341.562419][ T32] r5:00001000 r4:eabab000 [ 1341.562486][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.562602][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.562891][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.563563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.565130][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 9 printk messages dropped ** [ 1341.587595][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.588071][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.588426][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 9 printk messages dropped ** [ 1341.588745][ T32] INFO: task kworker/1:521:4777 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.589148][ T32] r4:852cec00 ** 4 printk messages dropped ** [ 1341.589351][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 ** 8 printk messages dropped ** [ 1341.589828][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.589882][ T32] r5:00001000 r4:eac05000 ** 1 printk messages dropped ** [ 1341.589945][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.590344][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.590567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.591562][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 6 printk messages dropped ** [ 1341.591785][ T32] r5:80070013 r4:80239bb0 [ 1341.591830][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.591885][ T32] r4:82ac11e4 [ 1341.591916][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.591965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.591989][ T32] r4:e0631dc0 [ 1341.592008][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.592055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.592078][ T32] r4:00000000 [ 1341.592099][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.592189][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.592216][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.592261][ T32] r5:00001000 r4:e01cf000 [ 1341.592282][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.592345][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.592396][ T32] r5:8436478c r4:84364400 [ 1341.592449][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.592502][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.592545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.592639][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.592671][ T32] r4:8494cf80 [ 1341.592692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.592743][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.592799][ T32] r4:00000001 [ 1341.592827][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.592873][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.592901][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.592942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.592995][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.593030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.593055][ T32] r4:84be4100 [ 1341.593075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.593123][ T32] INFO: task kworker/1:522:4778 blocked for more than 468 seconds. [ 1341.593161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.593216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.593242][ T32] task:kworker/1:522 state:D stack:0 pid:4778 tgid:4778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.593323][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.593366][ T32] Call trace: [ 1341.593434][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.593488][ T32] r10:829188dc r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:852cb000 [ 1341.593512][ T32] r4:852cb000 [ 1341.593532][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.593574][ T32] r5:852cb000 r4:829188d8 [ 1341.593594][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.593661][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.593744][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1341.593771][ T32] r4:00000000 [ 1341.593802][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.593863][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.593915][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.593962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c7340 [ 1341.593985][ T32] r4:00000000 [ 1341.594005][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.594053][ T32] r9:83018205 r8:852cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1341.594097][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.594146][ T32] r5:00001000 r4:eabdd000 [ 1341.594166][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.594209][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.594253][ T32] r5:85306b8c r4:85306800 [ 1341.594296][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.594369][ T32] r7:ddde2d80 r6:83018200 r5:85306b8c r4:84a8d780 [ 1341.594394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.594466][ T32] r10:61c88647 r9:852cb000 r8:84a8d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.594493][ T32] r4:84a8d780 [ 1341.594513][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.594580][ T32] r10:00000000 r9:84a8d780 r8:8027f5e8 r7:eb285e60 r6:84a8d800 r5:852cb000 [ 1341.594632][ T32] r4:00000001 [ 1341.594654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.594712][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 1341.594743][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.594773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.594824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.594863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.594888][ T32] r4:848c7f40 [ 1341.595227][ T32] INFO: task kworker/1:522:4778 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.595289][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.595409][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.595497][ T32] Call trace: [ 1341.613520][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.613606][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.613634][ T32] r4:00000000 [ 1341.613683][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.613730][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.613765][ T32] 1d20: 9c6cb000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.613822][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.613874][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.613914][ T32] r5:80070013 r4:80239bb0 [ 1341.613957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.614012][ T32] r4:82ac11e4 [ 1341.614034][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1341.614395][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1341.614770][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.615071][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.615378][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.626125][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.626541][ T32] r9:83018005 r8:853b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 1 printk messages dropped ** [ 1341.626639][ T32] r5:00001000 r4:ead4d000 ** 1 printk messages dropped ** [ 1341.626726][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.627113][ T32] r4:00000001 [ 1341.627138][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.627178][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 1341.627238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.627273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.627301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.627333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.627356][ T32] r4:84bdc940 [ 1341.627848][ T32] INFO: task kworker/0:305:4780 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.627899][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.627971][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.628034][ T32] Call trace: [ 1341.628090][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.628146][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.628193][ T32] r4:00000000 [ 1341.628218][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.628282][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.628337][ T32] 1d20: 9ca20000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.628394][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.628425][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.628473][ T32] r5:80070013 r4:80239bb0 [ 1341.628497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.628565][ T32] r4:82ac11e4 [ 1341.628588][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.628637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.628660][ T32] r4:e0631dc0 [ 1341.628679][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.628728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.628752][ T32] r4:00000000 [ 1341.628772][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.628862][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.628894][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.628940][ T32] r5:00001000 r4:e01cf000 [ 1341.628994][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.629039][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.629084][ T32] r5:8436478c r4:84364400 [ 1341.629106][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.629155][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.629198][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.629262][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.629289][ T32] r4:8494cf80 [ 1341.629310][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.629384][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.629433][ T32] r4:00000001 [ 1341.629480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.629522][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.629550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.629612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.629678][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.629714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.629761][ T32] r4:84be4100 [ 1341.629787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.629816][ T32] INFO: task kworker/0:306:4781 blocked for more than 468 seconds. [ 1341.629869][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.629901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.629924][ T32] task:kworker/0:306 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.629971][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.630049][ T32] Call trace: [ 1341.630105][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.630157][ T32] r10:829188dc r9:eb291d84 r8:00000002 r7:60000113 r6:eb291d8c r5:853b8c00 [ 1341.630182][ T32] r4:853b8c00 [ 1341.630201][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.630268][ T32] r5:853b8c00 r4:829188d8 [ 1341.630292][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.630335][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.630385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1341.630409][ T32] r4:00000000 [ 1341.630457][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.630521][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.630829][ T32] r5:00001000 r4:eb0b3000 [ 1341.630849][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.630922][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.631060][ T32] r7:dddced80 r6:83018000 r5:8531ff8c r4:84aecd80 ** 6 printk messages dropped ** [ 1341.631333][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.631968][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.632178][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.632383][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1341.632578][ T32] r4:e0631dc0 ** 1 printk messages dropped ** [ 1341.632680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.632709][ T32] r4:00000000 [ 1341.632753][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.632811][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.632852][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.632910][ T32] r5:00001000 r4:e01cf000 [ 1341.632943][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.632990][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.633038][ T32] r5:8436478c r4:84364400 [ 1341.633095][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.633150][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.633193][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.633252][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.633278][ T32] r4:8494cf80 [ 1341.633298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.633349][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.633374][ T32] r4:00000001 [ 1341.633394][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.633433][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.633474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.633533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.633591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.633628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.633688][ T32] r4:84be4100 [ 1341.633713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.633740][ T32] INFO: task kworker/1:523:4783 blocked for more than 468 seconds. [ 1341.633769][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.633794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.633841][ T32] task:kworker/1:523 state:D stack:0 pid:4783 tgid:4783 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.633938][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.634007][ T32] Call trace: [ 1341.634041][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.634093][ T32] r10:829188dc r9:eb28dd84 r8:00000002 r7:60000013 r6:eb28dd8c r5:853b9800 [ 1341.634119][ T32] r4:853b9800 [ 1341.634140][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.634184][ T32] r5:853b9800 r4:829188d8 [ 1341.634226][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.634273][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.634326][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 [ 1341.634351][ T32] r4:00000000 [ 1341.634372][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.634447][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.634512][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.634582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bec300 ** 4 printk messages dropped ** [ 1341.634835][ T32] r5:00001000 r4:eafe1000 [ 1341.634889][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.634984][ T32] r5:8530778c r4:85307400 ** 3 printk messages dropped ** [ 1341.635141][ T32] r10:61c88647 r9:853b9800 r8:84a8d9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.656139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.657025][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.657468][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1341.657895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 8 printk messages dropped ** [ 1341.658349][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.658646][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.658872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.659147][ T32] task:kworker/1:524 state:D stack:0 pid:4785 tgid:4785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.659220][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.659290][ T32] Call trace: [ 1341.659336][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.659390][ T32] r10:829188dc r9:eb295d84 r8:00000002 r7:60000113 r6:eb295d8c r5:853ba400 [ 1341.659415][ T32] r4:853ba400 [ 1341.659457][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.659508][ T32] r5:853ba400 r4:829188d8 [ 1341.659553][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.659601][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.659653][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb295e08 [ 1341.659677][ T32] r4:00000000 [ 1341.659698][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.659739][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.659779][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.659826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bec240 [ 1341.659850][ T32] r4:00000000 [ 1341.659920][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.660001][ T32] r9:83018205 r8:853ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.660049][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.660120][ T32] r5:00001000 r4:eac33000 [ 1341.660167][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.660214][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.660261][ T32] r5:8530738c r4:85307000 [ 1341.660283][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.660332][ T32] r7:ddde2d80 r6:83018200 r5:8530738c r4:84a8da80 [ 1341.660354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.660404][ T32] r10:61c88647 r9:853ba400 r8:84a8daac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.660428][ T32] r4:84a8da80 [ 1341.660449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.660523][ T32] r10:00000000 r9:84a8da80 r8:8027f5e8 r7:eb28de60 r6:84a8db00 r5:853ba400 [ 1341.660551][ T32] r4:00000001 [ 1341.660573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.660611][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 1341.660641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.660695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.660729][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.660762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.660795][ T32] r4:84bec140 [ 1341.661112][ T32] INFO: task kworker/1:524:4785 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.661149][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.661265][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.661362][ T32] Call trace: [ 1341.661401][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.661478][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.661509][ T32] r4:00000000 [ 1341.661531][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.661574][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.661607][ T32] 1d20: 9ce1e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.661640][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.661711][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.661741][ T32] r5:80070013 r4:80239bb0 [ 1341.661798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.661861][ T32] r4:82ac11e4 [ 1341.661909][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.661970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.661998][ T32] r4:e0631dc0 [ 1341.662020][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.662088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.662137][ T32] r4:00000000 [ 1341.662169][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.662237][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.662263][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.662308][ T32] r5:00001000 r4:e01cf000 [ 1341.662329][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.662371][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.662438][ T32] r5:8436478c r4:84364400 [ 1341.662472][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.662551][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.662593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.662650][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.662705][ T32] r4:8494cf80 [ 1341.662729][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.662780][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.662824][ T32] r4:00000001 [ 1341.662848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.662903][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.662980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.663036][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.663082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.663116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.663149][ T32] r4:84be4100 [ 1341.663173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.663232][ T32] INFO: task kworker/1:525:4786 blocked for more than 468 seconds. [ 1341.663286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.663314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.663336][ T32] task:kworker/1:525 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.663414][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.663485][ T32] Call trace: ** 2 printk messages dropped ** [ 1341.663636][ T32] r4:853bb000 ** 3 printk messages dropped ** [ 1341.663820][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.664253][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.664312][ T32] r5:00001000 r4:eb027000 [ 1341.664335][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.664421][ T32] r5:85307b8c r4:85307800 ** 3 printk messages dropped ** [ 1341.664609][ T32] r10:61c88647 r9:853bb000 r8:84a8dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.664869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.696067][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.696354][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1341.696640][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.697105][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.697480][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 6 printk messages dropped ** [ 1341.697723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1341.698031][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.698224][ T32] r5:853bbc00 r4:829188d8 ** 3 printk messages dropped ** [ 1341.698367][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.698677][ T32] r9:83018205 r8:853bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 1 printk messages dropped ** [ 1341.698764][ T32] r5:00001000 r4:eb03b000 ** 4 printk messages dropped ** [ 1341.698961][ T32] r7:ddde2d80 r6:83018200 r5:85307f8c r4:84a8dc80 ** 6 printk messages dropped ** [ 1341.699234][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.700191][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.700729][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.700780][ T32] r5:80070013 r4:80239bb0 [ 1341.700804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.700847][ T32] r4:82ac11e4 [ 1341.700871][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.700944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.700974][ T32] r4:e0631dc0 [ 1341.700994][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.701050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.701098][ T32] r4:00000000 [ 1341.701142][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.701207][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.701243][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.701291][ T32] r5:00001000 r4:e01cf000 [ 1341.701312][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.701353][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.701398][ T32] r5:8436478c r4:84364400 [ 1341.701419][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.701467][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.701511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.701566][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.701611][ T32] r4:8494cf80 [ 1341.701635][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.701708][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.701731][ T32] r4:00000001 [ 1341.701773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.701814][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.701883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.701929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.701970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.702004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.702027][ T32] r4:84be4100 [ 1341.702060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.702109][ T32] INFO: task kworker/1:527:4791 blocked for more than 468 seconds. [ 1341.702141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.702196][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.702221][ T32] task:kworker/1:527 state:D stack:0 pid:4791 tgid:4791 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.702287][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.702341][ T32] Call trace: [ 1341.702398][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.702472][ T32] r10:829188dc r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:853bc800 [ 1341.702501][ T32] r4:853bc800 [ 1341.702521][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.702565][ T32] r5:853bc800 r4:829188d8 [ 1341.702585][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.702659][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.702713][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1341.702736][ T32] r4:00000000 [ 1341.702794][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.702838][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.702906][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.702977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bec8c0 [ 1341.703004][ T32] r4:00000000 [ 1341.703025][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.703075][ T32] r9:83018205 r8:853bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.703128][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.703177][ T32] r5:00001000 r4:eb04d000 [ 1341.703209][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.703252][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.703318][ T32] r5:8538838c r4:85388000 [ 1341.703341][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.703389][ T32] r7:ddde2d80 r6:83018200 r5:8538838c r4:84a8dd80 [ 1341.703410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.703460][ T32] r10:61c88647 r9:853bc800 r8:84a8ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.703484][ T32] r4:84a8dd80 [ 1341.703504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.703551][ T32] r10:00000000 r9:84a8dd80 r8:8027f5e8 r7:eb29de60 r6:84a8de00 r5:853bc800 [ 1341.703598][ T32] r4:00000001 [ 1341.703637][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.703697][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) [ 1341.703728][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.703758][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.703785][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.703816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.703887][ T32] r4:84bec640 [ 1341.704186][ T32] INFO: task kworker/1:527:4791 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.704221][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.704279][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.704348][ T32] Call trace: [ 1341.704402][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1341.704558][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 7 printk messages dropped ** [ 1341.704896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 10 printk messages dropped ** [ 1341.705429][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1341.727328][ T32] r4:8494cf80 ** 6 printk messages dropped ** [ 1341.727640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.727944][ T32] task:kworker/1:528 state:D stack:0 pid:4792 tgid:4792 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.728473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a9e08 ** 9 printk messages dropped ** [ 1341.728984][ T32] r5:00001000 r4:eb059000 [ 1341.729009][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.729308][ T32] r7:ddde2d80 r6:83018200 r5:8538878c r4:84a8de80 ** 6 printk messages dropped ** [ 1341.729804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1341.729944][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.730016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.730079][ T32] r4:84bec640 [ 1341.730573][ T32] INFO: task kworker/1:528:4792 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.730614][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.730707][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.730797][ T32] Call trace: [ 1341.730862][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.730921][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.730945][ T32] r4:00000000 [ 1341.730965][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.731006][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.731036][ T32] 1d20: 9d951000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.731068][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.731095][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.731120][ T32] r5:80070013 r4:80239bb0 [ 1341.731140][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.731181][ T32] r4:82ac11e4 [ 1341.731202][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.731281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.731338][ T32] r4:e0631dc0 [ 1341.731372][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.731470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.731510][ T32] r4:00000000 [ 1341.731533][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.731584][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.731606][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.731672][ T32] r5:00001000 r4:e01cf000 [ 1341.731695][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.731738][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.731784][ T32] r5:8436478c r4:84364400 [ 1341.731804][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.731866][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.731892][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.731976][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.732003][ T32] r4:8494cf80 [ 1341.732024][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.732074][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.732097][ T32] r4:00000001 [ 1341.732117][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.732153][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.732180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.732223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.732269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.732323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.732350][ T32] r4:84be4100 [ 1341.732371][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.732396][ T32] INFO: task kworker/1:529:4794 blocked for more than 468 seconds. [ 1341.732423][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.732446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1341.732568][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.732932][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.733327][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.733493][ T32] r5:00001000 r4:eb07b000 [ 1341.733561][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.733606][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.733792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.734213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.734821][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.735053][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1341.735364][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.753813][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.754267][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.754290][ T32] r4:00000001 [ 1341.754309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.754348][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.754379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.754419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.754475][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.754509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.754541][ T32] r4:84be4100 [ 1341.754588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.754663][ T32] INFO: task kworker/1:530:4796 blocked for more than 468 seconds. [ 1341.754705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.754731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.754753][ T32] task:kworker/1:530 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.754820][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.754875][ T32] Call trace: [ 1341.754908][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.754963][ T32] r10:829188dc r9:eb2b1d84 r8:00000002 r7:60000013 r6:eb2b1d8c r5:853c0000 [ 1341.755009][ T32] r4:853c0000 [ 1341.755033][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.755078][ T32] r5:853c0000 r4:829188d8 [ 1341.755099][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.755140][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.755292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b1e08 [ 1341.755337][ T32] r4:00000000 [ 1341.755358][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.755434][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.755590][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.770231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84becb80 [ 1341.770281][ T32] r4:00000000 [ 1341.770313][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.770388][ T32] r9:83018205 r8:853c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1341.770411][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.770460][ T32] r5:00001000 r4:eb069000 [ 1341.770481][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.770522][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.770568][ T32] r5:85388b8c r4:85388800 [ 1341.770588][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.770639][ T32] r7:ddde2d80 r6:83018200 r5:85388b8c r4:85001080 [ 1341.770661][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.770721][ T32] r10:61c88647 r9:853c0000 r8:850010ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.770748][ T32] r4:85001080 [ 1341.770769][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.770829][ T32] r10:00000000 r9:85001080 r8:8027f5e8 r7:eb2ade60 r6:85001100 r5:853c0000 [ 1341.770881][ T32] r4:00000001 [ 1341.770906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.770946][ T32] Exception stack(0xeb2b1fb0 to 0xeb2b1ff8) [ 1341.770991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.771025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.771079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.771115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.771141][ T32] r4:84becbc0 [ 1341.771652][ T32] INFO: task kworker/1:530:4796 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.771689][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.771851][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.771932][ T32] Call trace: [ 1341.771988][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.772048][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.772100][ T32] r4:00000000 [ 1341.772144][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.772189][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.772255][ T32] 1d20: 9e1b2000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.772292][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.772320][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.772371][ T32] r5:80070013 r4:80239bb0 [ 1341.772394][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.772466][ T32] r4:82ac11e4 [ 1341.772525][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.772624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.772683][ T32] r4:e0631dc0 [ 1341.772706][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.772783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.772841][ T32] r4:00000000 [ 1341.772868][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.772950][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.772977][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.773022][ T32] r5:00001000 r4:e01cf000 [ 1341.773042][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.773082][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.773201][ T32] r5:8436478c r4:84364400 [ 1341.773290][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.773345][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.773367][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.773417][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.773473][ T32] r4:8494cf80 [ 1341.773497][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.773548][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.773571][ T32] r4:00000001 [ 1341.773590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.773689][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.773750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.773831][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.774038][ T32] INFO: task kworker/1:531:4798 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.774404][ T32] r4:853c1800 ** 4 printk messages dropped ** [ 1341.774666][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2b5e08 ** 9 printk messages dropped ** [ 1341.775095][ T32] r5:00001000 r4:eb099000 [ 1341.775139][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.775185][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.775344][ T32] r7:ddde2d80 r6:83018200 r5:8538978c r4:85001180 ** 7 printk messages dropped ** [ 1341.805589][ T32] Exception stack(0xeb2b5fb0 to 0xeb2b5ff8) ** 5 printk messages dropped ** [ 1341.813945][ T32] INFO: task kworker/1:531:4798 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 7 printk messages dropped ** [ 1341.815661][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1341.833991][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.843228][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.844214][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.845535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.857323][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.858124][ T32] r5:853c3000 r4:829188d8 ** 5 printk messages dropped ** [ 1341.858705][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.859322][ T32] r5:00001000 r4:eb087000 [ 1341.859367][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.859844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1341.860355][ T32] r4:00000001 [ 1341.860401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.860504][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1341.860637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.860855][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.860924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.860990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.861039][ T32] r4:84bf7100 [ 1341.861993][ T32] INFO: task kworker/1:532:4800 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.862113][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.862510][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.862890][ T32] Call trace: [ 1341.862968][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.863245][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.863304][ T32] r4:00000000 [ 1341.863393][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.863484][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.863612][ T32] 1d20: 9e753000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.863714][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.863880][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.864065][ T32] r5:80070013 r4:80239bb0 [ 1341.864119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.864234][ T32] r4:82ac11e4 [ 1341.864288][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.864403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.864459][ T32] r4:e0631dc0 [ 1341.864502][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.864618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.864678][ T32] r4:00000000 [ 1341.864836][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.864969][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.865023][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.865429][ T32] r5:00001000 r4:e01cf000 [ 1341.865481][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.896362][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.896600][ T32] r5:8436478c r4:84364400 [ 1341.896661][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.896766][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.896813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.896915][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.896969][ T32] r4:8494cf80 [ 1341.897011][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.897174][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.897243][ T32] r4:00000001 [ 1341.897293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.897381][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.897513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.897633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.897740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.897849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.897907][ T32] r4:84be4100 [ 1341.897956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.898026][ T32] INFO: task kworker/1:533:4802 blocked for more than 468 seconds. [ 1341.898099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.898155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.898202][ T32] task:kworker/1:533 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.898326][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.898511][ T32] Call trace: [ 1341.898827][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.898939][ T32] r10:829188dc r9:eb2bdd84 r8:00000002 r7:60000013 r6:eb2bdd8c r5:853c3c00 [ 1341.899234][ T32] r4:853c3c00 [ 1341.899285][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1341.899508][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.900516][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.900626][ T32] r5:00001000 r4:eb0a5000 [ 1341.900672][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.900901][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.902020][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) ** 6 printk messages dropped ** [ 1341.903499][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.905024][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.905218][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1341.931685][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1341.932493][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.933260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.933933][ T32] task:kworker/1:534 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.935136][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.946367][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.946441][ T32] r5:00001000 r4:eb0c7000 [ 1341.946467][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.946657][ T32] r7:ddde2d80 r6:83018200 r5:85389f8c r4:85001480 [ 1341.946682][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.946774][ T32] r10:61c88647 r9:853c4800 r8:850014ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.946812][ T32] r4:85001480 [ 1341.946868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.946930][ T32] r10:00000000 r9:85001480 r8:8027f5e8 r7:eb2bde60 r6:85001500 r5:853c4800 [ 1341.946956][ T32] r4:00000001 [ 1341.947007][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.947083][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 1341.947150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.947183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.947242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.947307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.947345][ T32] r4:84bf74c0 [ 1341.947881][ T32] INFO: task kworker/1:534:4804 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.947951][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.948057][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.948173][ T32] Call trace: [ 1341.948268][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.948326][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.948351][ T32] r4:00000000 [ 1341.948402][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.948446][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.948509][ T32] 1d20: 9f5d1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.948547][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.948578][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.948622][ T32] r5:80070013 r4:80239bb0 [ 1341.948648][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.948732][ T32] r4:82ac11e4 [ 1341.948770][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.948822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.948892][ T32] r4:e0631dc0 [ 1341.948946][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.949026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.949082][ T32] r4:00000000 [ 1341.949106][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.949158][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.949180][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.949225][ T32] r5:00001000 r4:e01cf000 [ 1341.949244][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.949289][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.949337][ T32] r5:8436478c r4:84364400 [ 1341.949358][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.949407][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.949459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.949514][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.949540][ T32] r4:8494cf80 [ 1341.949561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.949640][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.949705][ T32] r4:00000001 [ 1341.949728][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.949767][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.949796][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.949858][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.949897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.949931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.949954][ T32] r4:84be4100 [ 1341.949988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.950021][ T32] INFO: task kworker/1:535:4806 blocked for more than 468 seconds. [ 1341.950077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.950106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.950128][ T32] task:kworker/1:535 state:D stack:0 pid:4806 tgid:4806 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.950175][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.950249][ T32] Call trace: [ 1341.950316][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.950369][ T32] r10:829188dc r9:eb2cdd84 r8:00000002 r7:60000113 r6:eb2cdd8c r5:853c2400 [ 1341.950421][ T32] r4:853c2400 [ 1341.950446][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.950524][ T32] r5:853c2400 r4:829188d8 [ 1341.950548][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.950621][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.950675][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2cde08 [ 1341.950728][ T32] r4:00000000 [ 1341.950780][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.950824][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.950863][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.950915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf79c0 [ 1341.950938][ T32] r4:00000000 [ 1341.950958][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.951037][ T32] r9:83018205 r8:853c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.951093][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.951141][ T32] r5:00001000 r4:eb2cf000 [ 1341.951161][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.951201][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.951245][ T32] r5:8538a38c r4:8538a000 [ 1341.951295][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.951380][ T32] r7:ddde2d80 r6:83018200 r5:8538a38c r4:85001580 [ 1341.951451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.951507][ T32] r10:61c88647 r9:853c2400 r8:850015ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.951531][ T32] r4:85001580 [ 1341.951550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.951646][ T32] r10:00000000 r9:85001580 r8:8027f5e8 r7:eb2c1e60 r6:85001600 r5:853c2400 [ 1341.951672][ T32] r4:00000001 [ 1341.951722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.951792][ T32] Exception stack(0xeb2cdfb0 to 0xeb2cdff8) [ 1341.951824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.951855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.951890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.951964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.951992][ T32] r4:84bf78c0 [ 1341.952279][ T32] INFO: task kworker/1:535:4806 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.952340][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.952451][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.952501][ T32] Call trace: [ 1341.952531][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.952599][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.952650][ T32] r4:00000000 [ 1341.952694][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.952770][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.952842][ T32] 1d20: 9f5d1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.952884][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.952921][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.953035][ T32] r5:80070013 r4:80239bb0 [ 1341.953061][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.953107][ T32] r4:82ac11e4 [ 1341.953127][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.953173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.953226][ T32] r4:e0631dc0 [ 1341.953281][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.953337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.953361][ T32] r4:00000000 [ 1341.953382][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.953433][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.953456][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.953500][ T32] r5:00001000 r4:e01cf000 [ 1341.953520][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.953604][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.953743][ T32] r5:8436478c r4:84364400 [ 1341.953781][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.953855][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.953900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.953971][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.953997][ T32] r4:8494cf80 [ 1341.954018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.954068][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.954092][ T32] r4:00000001 [ 1341.954145][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.954194][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.954223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.954253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.954281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.954312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.954335][ T32] r4:84be4100 [ 1341.954354][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.954379][ T32] INFO: task kworker/1:536:4809 blocked for more than 468 seconds. [ 1341.954407][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.954431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.954453][ T32] task:kworker/1:536 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.954500][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.954576][ T32] Call trace: [ 1341.954631][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.954689][ T32] r10:829188dc r9:eb2c5d84 r8:00000002 r7:60000113 r6:eb2c5d8c r5:853c5400 [ 1341.954715][ T32] r4:853c5400 [ 1341.954735][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.954782][ T32] r5:853c5400 r4:829188d8 [ 1341.954832][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.954896][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.954978][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c5e08 [ 1341.955007][ T32] r4:00000000 [ 1341.955027][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.955103][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.955195][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.955246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf7ac0 [ 1341.955297][ T32] r4:00000000 [ 1341.955344][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.955435][ T32] r9:83018205 r8:853c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1341.955462][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.978609][ T32] r5:00001000 r4:eb2d5000 [ 1341.978727][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.978806][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.978892][ T32] r5:8538a78c r4:8538a400 [ 1341.978963][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.979033][ T32] r7:ddde2d80 r6:83018200 r5:8538a78c r4:85001680 [ 1341.979058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.979110][ T32] r10:61c88647 r9:853c5400 r8:850016ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.979171][ T32] r4:85001680 [ 1341.979209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.979293][ T32] r10:00000000 r9:85001680 r8:8027f5e8 r7:eb2cde60 r6:85001700 r5:853c5400 [ 1341.979321][ T32] r4:00000001 [ 1341.979378][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.979433][ T32] Exception stack(0xeb2c5fb0 to 0xeb2c5ff8) [ 1341.979482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.979544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.979575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.979635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.979663][ T32] r4:84bf7980 [ 1341.980229][ T32] INFO: task kworker/1:536:4809 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.980277][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.980416][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.980483][ T32] Call trace: [ 1341.980520][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.980605][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.980638][ T32] r4:00000000 [ 1341.980660][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.980728][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.980763][ T32] 1d20: 9fa4c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.980797][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.980857][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.980893][ T32] r5:80070013 r4:80239bb0 [ 1341.980915][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.980998][ T32] r4:82ac11e4 [ 1341.981023][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.981101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.981142][ T32] r4:e0631dc0 [ 1341.981167][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.981216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.981273][ T32] r4:00000000 [ 1341.981297][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.981383][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1341.981441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.981518][ T32] r5:00001000 r4:e01cf000 [ 1341.981542][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.981629][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.981727][ T32] r5:8436478c r4:84364400 [ 1341.981770][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.981909][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1341.981948][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.982005][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.982029][ T32] r4:8494cf80 [ 1341.982062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.982149][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1341.982175][ T32] r4:00000001 [ 1341.982225][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.982268][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1341.982297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.982328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.982384][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.982448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.982475][ T32] r4:84be4100 [ 1341.982498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.982528][ T32] INFO: task kworker/1:537:4812 blocked for more than 468 seconds. [ 1341.982591][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.982624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.982676][ T32] task:kworker/1:537 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.982741][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.982785][ T32] Call trace: [ 1341.982847][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1341.982905][ T32] r10:829188dc r9:eb2a5d84 r8:00000002 r7:60000113 r6:eb2a5d8c r5:853c6000 [ 1341.982930][ T32] r4:853c6000 [ 1341.982951][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1341.983033][ T32] r5:853c6000 r4:829188d8 [ 1341.983058][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.983130][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.983187][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a5e08 [ 1341.983213][ T32] r4:00000000 [ 1341.983234][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1341.983274][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1341.983312][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.983356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf7c40 [ 1341.983379][ T32] r4:00000000 [ 1341.983452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1341.983506][ T32] r9:83018205 r8:853c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1341.983529][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1341.983573][ T32] r5:00001000 r4:eb2df000 [ 1341.983593][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1341.983635][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.983680][ T32] r5:8538ab8c r4:8538a800 [ 1341.983700][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.983749][ T32] r7:ddde2d80 r6:83018200 r5:8538ab8c r4:85001780 [ 1341.983769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.983818][ T32] r10:61c88647 r9:853c6000 r8:850017ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.983841][ T32] r4:85001780 [ 1341.983894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.984002][ T32] r10:00000000 r9:85001780 r8:8027f5e8 r7:eb2c5e60 r6:85001800 r5:853c6000 [ 1341.984034][ T32] r4:00000001 [ 1341.984055][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.984094][ T32] Exception stack(0xeb2a5fb0 to 0xeb2a5ff8) [ 1341.984122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.984152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.984207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.984244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.984268][ T32] r4:84bf7a40 [ 1341.984541][ T32] INFO: task kworker/1:537:4812 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1341.984574][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.984662][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.984741][ T32] Call trace: [ 1341.984773][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1341.984827][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1341.984851][ T32] r4:00000000 [ 1341.984916][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.984962][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1341.984995][ T32] 1d20: 9fa4c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1341.985026][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1341.985053][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1341.985080][ T32] r5:80070013 r4:80239bb0 [ 1341.985101][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.985150][ T32] r4:82ac11e4 [ 1341.985171][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.985217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1341.985240][ T32] r4:e0631dc0 [ 1341.985259][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1341.985380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1341.985409][ T32] r4:00000000 [ 1341.985499][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.004631][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.004720][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.004812][ T32] r5:00001000 r4:e01cf000 [ 1342.004852][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.004944][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.005028][ T32] r5:8436478c r4:84364400 [ 1342.005065][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.005162][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.005208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.005278][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.005371][ T32] r4:8494cf80 [ 1342.005462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.006171][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.006207][ T32] r4:00000001 [ 1342.006229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.006280][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.006330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.006375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.006404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.006464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.006503][ T32] r4:84be4100 [ 1342.006548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.006593][ T32] INFO: task kworker/1:538:4813 blocked for more than 468 seconds. [ 1342.006660][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.006690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.006757][ T32] task:kworker/1:538 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.006859][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.006951][ T32] Call trace: [ 1342.007015][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.007089][ T32] r10:829188dc r9:eb2ddd84 r8:00000002 r7:60000013 r6:eb2ddd8c r5:853c6c00 [ 1342.007140][ T32] r4:853c6c00 [ 1342.007164][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.007209][ T32] r5:853c6c00 r4:829188d8 [ 1342.007266][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.007335][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.007391][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1342.007415][ T32] r4:00000000 [ 1342.007454][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.007510][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.007585][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.007647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84becc80 [ 1342.007708][ T32] r4:00000000 [ 1342.007751][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.007804][ T32] r9:83018205 r8:853c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1342.007857][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.007911][ T32] r5:00001000 r4:eb2f7000 [ 1342.007964][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.008009][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.008084][ T32] r5:8538b38c r4:8538b000 [ 1342.008108][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.008189][ T32] r7:ddde2d80 r6:83018200 r5:8538b38c r4:85001880 [ 1342.008232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.008286][ T32] r10:61c88647 r9:853c6c00 r8:850018ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.008342][ T32] r4:85001880 [ 1342.008364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.008414][ T32] r10:00000000 r9:85001880 r8:8027f5e8 r7:eb2a5e60 r6:85001900 r5:853c6c00 [ 1342.008437][ T32] r4:00000001 [ 1342.008456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.008505][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1342.008565][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.008614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.008660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.008694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.008717][ T32] r4:84bf7dc0 [ 1342.009243][ T32] INFO: task kworker/1:538:4813 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.009284][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.009376][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.009460][ T32] Call trace: [ 1342.009525][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.009587][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 2 printk messages dropped ** [ 1342.009805][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1342.010217][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1342.010579][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1342.010884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.011182][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.011522][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.011852][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.011914][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 [ 1342.011938][ T32] r4:00000000 [ 1342.011958][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.011997][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.012036][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.012081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf7d00 [ 1342.012125][ T32] r4:00000000 [ 1342.012181][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.012264][ T32] r9:83018205 r8:853c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.012290][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.012336][ T32] r5:00001000 r4:eb2e5000 [ 1342.012356][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.012396][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.012441][ T32] r5:8538af8c r4:8538ac00 [ 1342.012496][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.012579][ T32] r7:ddde2d80 r6:83018200 r5:8538af8c r4:85001980 [ 1342.012632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.012747][ T32] r10:61c88647 r9:853c0c00 r8:850019ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.012782][ T32] r4:85001980 [ 1342.012816][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.012940][ T32] r10:00000000 r9:85001980 r8:8027f5e8 r7:eb2dde60 r6:85001a00 r5:853c0c00 [ 1342.012997][ T32] r4:00000001 [ 1342.013039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.013114][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1342.013150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.013180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.013239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.013295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.013355][ T32] r4:84bf7ec0 [ 1342.013657][ T32] INFO: task kworker/1:539:4814 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.013722][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.013816][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.013866][ T32] Call trace: [ 1342.013968][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.014025][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.014096][ T32] r4:00000000 [ 1342.014123][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.014198][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.014233][ T32] 1d20: a006a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.014301][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.014343][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.014432][ T32] r5:80070013 r4:80239bb0 [ 1342.014475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.014550][ T32] r4:82ac11e4 [ 1342.014578][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.014631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.014686][ T32] r4:e0631dc0 [ 1342.014709][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.014757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.014798][ T32] r4:00000000 [ 1342.014856][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.014959][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.014997][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.015060][ T32] r5:00001000 r4:e01cf000 [ 1342.015083][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.015125][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.015171][ T32] r5:8436478c r4:84364400 [ 1342.015195][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.015343][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.015414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.057165][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 9 printk messages dropped ** [ 1342.057842][ T32] INFO: task kworker/1:540:4817 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1342.058532][ T32] r10:829188dc r9:eb2e9d84 r8:00000002 r7:60000013 r6:eb2e9d8c r5:853be000 ** 8 printk messages dropped ** [ 1342.059240][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.059814][ T32] r5:00001000 r4:eb2fd000 [ 1342.059864][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.060248][ T32] r7:ddde2d80 r6:83018200 r5:8538b78c r4:85001a80 ** 7 printk messages dropped ** [ 1342.060873][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) ** 1 printk messages dropped ** [ 1342.061033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.061099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.061239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.061310][ T32] r4:85009000 [ 1342.062262][ T32] INFO: task kworker/1:540:4817 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.062341][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.062499][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.062622][ T32] Call trace: [ 1342.062721][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.062835][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.062898][ T32] r4:00000000 [ 1342.062967][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.063065][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.063150][ T32] 1d20: a056f000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.063228][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.063315][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.063374][ T32] r5:80070013 r4:80239bb0 [ 1342.063426][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.063517][ T32] r4:82ac11e4 [ 1342.063565][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.063669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.063725][ T32] r4:e0631dc0 [ 1342.063771][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.063871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.064035][ T32] r4:00000000 [ 1342.064090][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.064202][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1342.064895][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 4 printk messages dropped ** [ 1342.065269][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1342.091329][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1342.091551][ T32] task:kworker/1:541 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.092070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb301e08 ** 9 printk messages dropped ** [ 1342.092512][ T32] r5:00001000 r4:eb30b000 [ 1342.092543][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.092654][ T32] r5:8538bb8c r4:8538b800 ** 4 printk messages dropped ** [ 1342.092872][ T32] r4:85001c00 ** 6 printk messages dropped ** [ 1342.093125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.094006][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.094224][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1342.094457][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.094704][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.094936][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.095326][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1342.103505][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1342.103792][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.104201][ T32] r5:853c9800 r4:829188d8 ** 5 printk messages dropped ** [ 1342.104472][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.104800][ T32] r5:00001000 r4:eb311000 [ 1342.104862][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.104915][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.104960][ T32] r5:8538bf8c r4:8538bc00 [ 1342.104981][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.105031][ T32] r7:ddde2d80 r6:83018200 r5:8538bf8c r4:85001c80 [ 1342.105065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.105120][ T32] r10:61c88647 r9:853c9800 r8:85001cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.105142][ T32] r4:85001c80 [ 1342.105163][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.105213][ T32] r10:00000000 r9:85001c80 r8:8027f5e8 r7:eb301e60 r6:85001d00 r5:853c9800 [ 1342.105235][ T32] r4:00000001 [ 1342.105254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.105293][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1342.105338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.105371][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.105410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.105506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.117486][ T32] r4:85009180 [ 1342.118081][ T32] INFO: task kworker/1:542:4821 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.118128][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.118225][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.118285][ T32] Call trace: [ 1342.118338][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.118415][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.118470][ T32] r4:00000000 [ 1342.118503][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.118550][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.118603][ T32] 1d20: a0f01000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.118671][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.118703][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.118733][ T32] r5:80070013 r4:80239bb0 [ 1342.118774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.118845][ T32] r4:82ac11e4 [ 1342.118900][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.118974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.119001][ T32] r4:e0631dc0 [ 1342.119021][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.119068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.119090][ T32] r4:00000000 [ 1342.119110][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.119170][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.119205][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.119281][ T32] r5:00001000 r4:e01cf000 [ 1342.119316][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.119360][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.119405][ T32] r5:8436478c r4:84364400 [ 1342.119447][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.119501][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.119524][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.119575][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.119598][ T32] r4:8494cf80 [ 1342.119637][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.119692][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.119716][ T32] r4:00000001 [ 1342.119756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.119799][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.119856][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.119892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.119921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.119964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.120032][ T32] r4:84be4100 [ 1342.120063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.120114][ T32] INFO: task kworker/0:307:4822 blocked for more than 468 seconds. [ 1342.120152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.120179][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1342.120313][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.120507][ T32] r5:853ca400 r4:829188d8 ** 3 printk messages dropped ** [ 1342.120685][ T32] r4:00000000 [ 1342.120708][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.120772][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.120842][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.120901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850eb5c0 [ 1342.120947][ T32] r4:00000000 [ 1342.120971][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.121040][ T32] r9:83018005 r8:853ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e5000 [ 1342.121065][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.121134][ T32] r5:00001000 r4:eb38d000 [ 1342.121158][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.121223][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.121301][ T32] r5:8439f38c r4:8439f000 [ 1342.121345][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.121417][ T32] r7:dddced80 r6:83018000 r5:8439f38c r4:84aece00 [ 1342.121462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.121516][ T32] r10:61c88647 r9:853ca400 r8:84aece2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.121550][ T32] r4:84aece00 [ 1342.121581][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.121639][ T32] r10:00000000 r9:84aece00 r8:8027f5e8 r7:eb289e60 r6:85001d80 r5:853ca400 ** 1 printk messages dropped ** [ 1342.121712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1342.122297][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1342.122966][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 19 printk messages dropped ** [ 1342.123756][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1342.124068][ T32] INFO: task kworker/1:543:4823 blocked for more than 468 seconds. ** 12 printk messages dropped ** [ 1342.124590][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 ** 9 printk messages dropped ** [ 1342.125031][ T32] r5:00001000 r4:eb323000 ** 2 printk messages dropped ** [ 1342.125153][ T32] r5:8539438c r4:85394000 [ 1342.125174][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.125220][ T32] r7:ddde2d80 r6:83018200 r5:8539438c r4:85001e00 [ 1342.125257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.125332][ T32] r10:61c88647 r9:853cb000 r8:85001e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.125359][ T32] r4:85001e00 [ 1342.125378][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.125427][ T32] r10:00000000 r9:85001e00 r8:8027f5e8 r7:eb2f5e60 r6:85001e80 r5:853cb000 [ 1342.125538][ T32] r4:00000001 [ 1342.148523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.148625][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1342.148662][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.148763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.148799][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.148861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.148972][ T32] r4:85009640 [ 1342.149489][ T32] INFO: task kworker/1:543:4823 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.149531][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.149606][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.149685][ T32] Call trace: [ 1342.149722][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.149781][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.149805][ T32] r4:00000000 [ 1342.149853][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.149904][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.149936][ T32] 1d20: a1210000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.149978][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.150009][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.150036][ T32] r5:80070013 r4:80239bb0 [ 1342.150058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.150129][ T32] r4:82ac11e4 [ 1342.150155][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.150206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.150230][ T32] r4:e0631dc0 [ 1342.150250][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.150297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.150347][ T32] r4:00000000 [ 1342.150371][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.150428][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.150453][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.150503][ T32] r5:00001000 r4:e01cf000 [ 1342.150526][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.150568][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.150639][ T32] r5:8436478c r4:84364400 [ 1342.150665][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.150719][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.150852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.150939][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.151043][ T32] r4:8494cf80 [ 1342.151067][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.151119][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.151143][ T32] r4:00000001 [ 1342.151194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.151236][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.151266][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.151296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.151325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.151368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.151401][ T32] r4:84be4100 [ 1342.151444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.151491][ T32] INFO: task kworker/1:544:4826 blocked for more than 468 seconds. [ 1342.151530][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.151582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.151609][ T32] task:kworker/1:544 state:D stack:0 pid:4826 tgid:4826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.151658][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.151701][ T32] Call trace: [ 1342.151761][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.151813][ T32] r10:829188dc r9:eb309d84 r8:00000002 r7:60000013 r6:eb309d8c r5:853cbc00 [ 1342.151864][ T32] r4:853cbc00 [ 1342.151892][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.151939][ T32] r5:853cbc00 r4:829188d8 [ 1342.151984][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.152030][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.152108][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb309e08 [ 1342.152136][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.152199][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1342.152307][ T32] r4:00000000 [ 1342.152327][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.152376][ T32] r9:83018205 r8:853cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1342.152398][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.152443][ T32] r5:00001000 r4:eb329000 [ 1342.152467][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.152510][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.152554][ T32] r5:8539478c r4:85394400 [ 1342.152574][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.152622][ T32] r7:ddde2d80 r6:83018200 r5:8539478c r4:85001f00 [ 1342.152643][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.152720][ T32] r10:61c88647 r9:853cbc00 r8:85001f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.152750][ T32] r4:85001f00 [ 1342.152769][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.152819][ T32] r10:00000000 r9:85001f00 r8:8027f5e8 r7:eb31de60 r6:85001f80 r5:853cbc00 [ 1342.152953][ T32] r4:00000001 [ 1342.152978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.153019][ T32] Exception stack(0xeb309fb0 to 0xeb309ff8) [ 1342.153047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.153077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.153106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.153136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.153159][ T32] r4:850096c0 [ 1342.153531][ T32] INFO: task kworker/1:544:4826 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.153578][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.153676][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.153761][ T32] Call trace: [ 1342.153874][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.153934][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.153985][ T32] r4:00000000 [ 1342.154026][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.154072][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.154104][ T32] 1d20: a1210000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.154135][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.154162][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 3 printk messages dropped ** [ 1342.154288][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1342.154802][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.155219][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1342.174465][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1342.174766][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.175145][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.178464][ T32] r9:83018205 r8:853cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 ** 1 printk messages dropped ** [ 1342.178561][ T32] r5:00001000 r4:eb337000 ** 2 printk messages dropped ** [ 1342.178686][ T32] r5:85394b8c r4:85394800 ** 5 printk messages dropped ** [ 1342.179007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.180125][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.180601][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1342.180964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1342.181485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.181880][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.182113][ T32] task:kworker/1:546 state:D stack:0 pid:4830 tgid:4830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1342.182354][ T32] r10:829188dc r9:eb335d84 r8:00000002 r7:60000113 r6:eb335d8c r5:853cd400 [ 1342.182379][ T32] r4:853cd400 [ 1342.182400][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.182496][ T32] r5:853cd400 r4:829188d8 [ 1342.182627][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.182675][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.182728][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 1342.182752][ T32] r4:00000000 [ 1342.182850][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.182955][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.182998][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.183099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489c6c0 [ 1342.183131][ T32] r4:00000000 [ 1342.183153][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.183206][ T32] r9:83018205 r8:853cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1342.183228][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.183324][ T32] r5:00001000 r4:eb365000 [ 1342.183397][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.183443][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.183489][ T32] r5:85395b8c r4:85395800 [ 1342.183509][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.183559][ T32] r7:ddde2d80 r6:83018200 r5:85395b8c r4:8490e180 [ 1342.183591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.183647][ T32] r10:61c88647 r9:853cd400 r8:8490e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.183672][ T32] r4:8490e180 [ 1342.183729][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.183855][ T32] r10:00000000 r9:8490e180 r8:8027f5e8 r7:eb32de60 r6:8490e200 r5:853cd400 [ 1342.183895][ T32] r4:00000001 [ 1342.183916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.183955][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1342.183983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.184012][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.184040][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.184070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.184093][ T32] r4:85009c00 [ 1342.184426][ T32] INFO: task kworker/1:546:4830 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.184460][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.184522][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.184568][ T32] Call trace: [ 1342.184599][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.184653][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.184677][ T32] r4:00000000 [ 1342.184696][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.184735][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.184817][ T32] 1d20: a15b6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.184880][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.184912][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.184950][ T32] r5:80070013 r4:80239bb0 [ 1342.184974][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.185020][ T32] r4:82ac11e4 [ 1342.185041][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.185103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.185130][ T32] r4:e0631dc0 [ 1342.185150][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.185248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.185277][ T32] r4:00000000 [ 1342.185299][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.185350][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.185371][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.185416][ T32] r5:00001000 r4:e01cf000 [ 1342.185455][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.203974][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.204075][ T32] r5:8436478c r4:84364400 [ 1342.204099][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.204153][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.204187][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.204243][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.204268][ T32] r4:8494cf80 [ 1342.204303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.204436][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.204465][ T32] r4:00000001 [ 1342.204486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.204527][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.204560][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.204617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.204712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.204749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.204772][ T32] r4:84be4100 [ 1342.204796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.204854][ T32] INFO: task kworker/1:547:4832 blocked for more than 468 seconds. [ 1342.204899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.204927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.204952][ T32] task:kworker/1:547 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.205092][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.205217][ T32] Call trace: [ 1342.205445][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.211033][ T32] r10:829188dc r9:eb341d84 r8:00000002 r7:60000013 r6:eb341d8c r5:853ce000 [ 1342.211077][ T32] r4:853ce000 [ 1342.211100][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1342.211299][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1342.211675][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.211800][ T32] r5:00001000 r4:eb33d000 [ 1342.211821][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.211863][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.211914][ T32] r5:85394f8c r4:85394c00 [ 1342.211959][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.212015][ T32] r7:ddde2d80 r6:83018200 r5:85394f8c r4:8490e280 [ 1342.212038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.212088][ T32] r10:61c88647 r9:853ce000 r8:8490e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.212111][ T32] r4:8490e280 [ 1342.212142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.212200][ T32] r10:00000000 r9:8490e280 r8:8027f5e8 r7:eb335e60 r6:8490e300 r5:853ce000 [ 1342.212224][ T32] r4:00000001 [ 1342.212245][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.212285][ T32] Exception stack(0xeb341fb0 to 0xeb341ff8) [ 1342.212317][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.212396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.212454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.212527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.212554][ T32] r4:85009e40 [ 1342.213056][ T32] INFO: task kworker/1:547:4832 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.213092][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.213257][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.213308][ T32] Call trace: [ 1342.213391][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.213466][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.213494][ T32] r4:00000000 [ 1342.213515][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.213557][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.213588][ T32] 1d20: a18da000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.213634][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.213685][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.213712][ T32] r5:80070013 r4:80239bb0 [ 1342.213734][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.213779][ T32] r4:82ac11e4 [ 1342.213800][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.213846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.213870][ T32] r4:e0631dc0 [ 1342.213923][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.213975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.214075][ T32] r4:00000000 [ 1342.214175][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.214229][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.214252][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.214298][ T32] r5:00001000 r4:e01cf000 [ 1342.214318][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.214358][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.214403][ T32] r5:8436478c r4:84364400 [ 1342.214422][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.214512][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.214594][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.214651][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.214674][ T32] r4:8494cf80 [ 1342.214695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.214744][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.214792][ T32] r4:00000001 [ 1342.214870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.214915][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.214945][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.214978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.215005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.215037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1342.215362][ T32] task:kworker/1:548 state:D stack:0 pid:4834 tgid:4834 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.228282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb35de08 ** 9 printk messages dropped ** [ 1342.228750][ T32] r5:00001000 r4:eb35f000 [ 1342.228773][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.228860][ T32] r5:8539578c r4:85395400 ** 3 printk messages dropped ** [ 1342.229183][ T32] r10:61c88647 r9:853cec00 r8:8490e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.229454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.230224][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.230377][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 4 printk messages dropped ** [ 1342.230553][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 3 printk messages dropped ** [ 1342.230903][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1342.230976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 5 printk messages dropped ** [ 1342.231309][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 5 printk messages dropped ** [ 1342.231542][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.231812][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.232095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.232278][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1342.232398][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.232577][ T32] r4:853c8c00 [ 1342.232602][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.232648][ T32] r5:853c8c00 r4:829188d8 [ 1342.232679][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.232724][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.232775][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 [ 1342.232811][ T32] r4:00000000 [ 1342.232835][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.232891][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.232932][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.232977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85149040 [ 1342.233001][ T32] r4:00000000 [ 1342.233021][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.233068][ T32] r9:83018205 r8:853c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1342.233091][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.233160][ T32] r5:00001000 r4:eb379000 [ 1342.233185][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.233226][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.233270][ T32] r5:8539638c r4:85396000 [ 1342.233289][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.233361][ T32] r7:ddde2d80 r6:83018200 r5:8539638c r4:8490e480 [ 1342.233436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.233568][ T32] r10:61c88647 r9:853c8c00 r8:8490e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.233598][ T32] r4:8490e480 [ 1342.233619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.233700][ T32] r10:00000000 r9:8490e480 r8:8027f5e8 r7:eb335e60 r6:8490e500 r5:853c8c00 [ 1342.233727][ T32] r4:00000001 [ 1342.233766][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.233807][ T32] Exception stack(0xeb369fb0 to 0xeb369ff8) [ 1342.233835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.233864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.233899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.233931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.233976][ T32] r4:84bf7100 [ 1342.234304][ T32] INFO: task kworker/1:549:4837 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.234339][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.234428][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.234473][ T32] Call trace: [ 1342.234505][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.234583][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.234677][ T32] r4:00000000 [ 1342.234702][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.234769][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.234804][ T32] 1d20: a1c0d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.234875][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.234943][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.234974][ T32] r5:80070013 r4:80239bb0 [ 1342.235032][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.235086][ T32] r4:82ac11e4 [ 1342.235132][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.235184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.235208][ T32] r4:e0631dc0 [ 1342.235279][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.235329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.235352][ T32] r4:00000000 [ 1342.235372][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.235437][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.258423][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.258585][ T32] r5:00001000 r4:e01cf000 [ 1342.258622][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.258684][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.258740][ T32] r5:8436478c r4:84364400 [ 1342.258762][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.258823][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.258848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.258900][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.258923][ T32] r4:8494cf80 [ 1342.258943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.258995][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.259039][ T32] r4:00000001 [ 1342.259066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.259108][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.259139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.259178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.259239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.259275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.259318][ T32] r4:84be4100 [ 1342.259346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.259379][ T32] INFO: task kworker/1:550:4838 blocked for more than 468 seconds. [ 1342.259443][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.259474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.259517][ T32] task:kworker/1:550 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.259581][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.259667][ T32] Call trace: [ 1342.259738][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.259797][ T32] r10:829188dc r9:eb371d84 r8:00000002 r7:60000013 r6:eb371d8c r5:853d0000 [ 1342.259821][ T32] r4:853d0000 [ 1342.259841][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.259884][ T32] r5:853d0000 r4:829188d8 [ 1342.259905][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.259966][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.260030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 [ 1342.260065][ T32] r4:00000000 [ 1342.260109][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.260153][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.260194][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.260260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf7d40 [ 1342.260295][ T32] r4:00000000 [ 1342.260319][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.260370][ T32] r9:83018205 r8:853d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1342.260421][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.260491][ T32] r5:00001000 r4:eb373000 [ 1342.260534][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.260578][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.260627][ T32] r5:85395f8c r4:85395c00 [ 1342.260649][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.260697][ T32] r7:ddde2d80 r6:83018200 r5:85395f8c r4:8490e580 [ 1342.260718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.260768][ T32] r10:61c88647 r9:853d0000 r8:8490e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.260791][ T32] r4:8490e580 [ 1342.260820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.260886][ T32] r10:00000000 r9:8490e580 r8:8027f5e8 r7:eb369e60 r6:8490e600 r5:853d0000 [ 1342.260912][ T32] r4:00000001 [ 1342.260942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.260983][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1342.261011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.261041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.261079][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.261114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.261137][ T32] r4:85149080 [ 1342.261682][ T32] INFO: task kworker/1:550:4838 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.261746][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.261810][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.261880][ T32] Call trace: [ 1342.261933][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.262000][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.262031][ T32] r4:00000000 [ 1342.262053][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.262097][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.262151][ T32] 1d20: a222d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.262208][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.262238][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.262264][ T32] r5:80070013 r4:80239bb0 [ 1342.262284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.262328][ T32] r4:82ac11e4 [ 1342.262358][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.262409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.262454][ T32] r4:e0631dc0 [ 1342.262476][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.262535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.262561][ T32] r4:00000000 [ 1342.262582][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.262640][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.262684][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.262734][ T32] r5:00001000 r4:e01cf000 [ 1342.262767][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.262812][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.262870][ T32] r5:8436478c r4:84364400 [ 1342.262902][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.262954][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.262976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.263047][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.263083][ T32] r4:8494cf80 [ 1342.263130][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.263203][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.263256][ T32] r4:00000001 [ 1342.263300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.263341][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.263369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.263399][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.263427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.263459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.263482][ T32] r4:84be4100 [ 1342.263522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.263564][ T32] INFO: task kworker/1:551:4840 blocked for more than 468 seconds. [ 1342.263596][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.263627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.263680][ T32] task:kworker/1:551 state:D stack:0 pid:4840 tgid:4840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.263740][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.263786][ T32] Call trace: [ 1342.263817][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.263866][ T32] r10:829188dc r9:eb37dd84 r8:00000002 r7:60000013 r6:eb37dd8c r5:853d0c00 [ 1342.263890][ T32] r4:853d0c00 [ 1342.263910][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.263975][ T32] r5:853d0c00 r4:829188d8 [ 1342.264001][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.264043][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.264093][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 [ 1342.264134][ T32] r4:00000000 [ 1342.264178][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.264223][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.264262][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.264307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851491c0 [ 1342.264329][ T32] r4:00000000 [ 1342.264349][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.264397][ T32] r9:83018205 r8:853d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1342.264439][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.264508][ T32] r5:00001000 r4:eb387000 [ 1342.264551][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.264595][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.264649][ T32] r5:8539678c r4:85396400 [ 1342.264694][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.264747][ T32] r7:ddde2d80 r6:83018200 r5:8539678c r4:8490e680 [ 1342.264768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.264819][ T32] r10:61c88647 r9:853d0c00 r8:8490e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.264842][ T32] r4:8490e680 [ 1342.264862][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.264910][ T32] r10:00000000 r9:8490e680 r8:8027f5e8 r7:eb369e60 r6:8490e700 r5:853d0c00 [ 1342.264955][ T32] r4:00000001 [ 1342.264977][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.265035][ T32] Exception stack(0xeb37dfb0 to 0xeb37dff8) [ 1342.265075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.265127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.265159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.265191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.265215][ T32] r4:85149300 [ 1342.288574][ T32] INFO: task kworker/1:551:4840 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.288724][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.288836][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.288917][ T32] Call trace: [ 1342.288952][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.289037][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.289076][ T32] r4:00000000 [ 1342.289121][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.289171][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.289214][ T32] 1d20: a2715000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.289271][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.289328][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.289379][ T32] r5:80070013 r4:80239bb0 [ 1342.289421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.289493][ T32] r4:82ac11e4 [ 1342.289518][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.289612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 3 printk messages dropped ** [ 1342.289853][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.290075][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.290099][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.290207][ T32] r5:00001000 r4:e01cf000 [ 1342.290232][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.290275][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.290345][ T32] r5:8436478c r4:84364400 [ 1342.290368][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.290442][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.290468][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.290519][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.290542][ T32] r4:8494cf80 [ 1342.290562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.290610][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.290650][ T32] r4:00000001 [ 1342.290674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.290711][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.290740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.290791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.290832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.290867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.290890][ T32] r4:84be4100 [ 1342.290935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.290968][ T32] INFO: task kworker/1:552:4842 blocked for more than 468 seconds. [ 1342.291045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.291075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.291119][ T32] task:kworker/1:552 state:D stack:0 pid:4842 tgid:4842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.291194][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.291260][ T32] Call trace: [ 1342.291341][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.291395][ T32] r10:829188dc r9:eb321d84 r8:00000002 r7:60000113 r6:eb321d8c r5:853d2400 [ 1342.291442][ T32] r4:853d2400 [ 1342.291489][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.291537][ T32] r5:853d2400 r4:829188d8 [ 1342.291557][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.291598][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.291700][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 [ 1342.291748][ T32] r4:00000000 [ 1342.291794][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.291839][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.291898][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.291969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851495c0 [ 1342.292017][ T32] r4:00000000 [ 1342.292063][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.292116][ T32] r9:83018205 r8:853d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1342.292158][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.292206][ T32] r5:00001000 r4:eb39b000 [ 1342.292250][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.292295][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.292372][ T32] r5:85396b8c r4:85396800 [ 1342.292395][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.292444][ T32] r7:ddde2d80 r6:83018200 r5:85396b8c r4:8490e780 [ 1342.292466][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.292539][ T32] r10:61c88647 r9:853d2400 r8:8490e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.292566][ T32] r4:8490e780 [ 1342.292586][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.292641][ T32] r10:00000000 r9:8490e780 r8:8027f5e8 r7:eb37de60 r6:8490e800 r5:853d2400 [ 1342.292664][ T32] r4:00000001 [ 1342.292747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.292810][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1342.292841][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.292871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.292898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.292931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.292956][ T32] r4:85149180 [ 1342.293400][ T32] INFO: task kworker/1:552:4842 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.293434][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.293496][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.293566][ T32] Call trace: [ 1342.293627][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.293776][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 2 printk messages dropped ** [ 1342.293954][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1342.294272][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.294529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 9 printk messages dropped ** [ 1342.295080][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1342.295351][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.306898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.307228][ T32] task:kworker/0:308 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.307879][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.308436][ T32] r9:83018005 r8:853d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 1 printk messages dropped ** [ 1342.308508][ T32] r5:00001000 r4:eb215000 ** 2 printk messages dropped ** [ 1342.308629][ T32] r5:8439ef8c r4:8439ec00 ** 3 printk messages dropped ** [ 1342.308832][ T32] r10:61c88647 r9:853d1800 r8:84aeceac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.309227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.309965][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.310332][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 5 printk messages dropped ** [ 1342.310597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 9 printk messages dropped ** [ 1342.310961][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.311191][ T32] r4:8494cf80 ** 4 printk messages dropped ** [ 1342.311361][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1342.311555][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1342.311682][ T32] task:kworker/1:553 state:D stack:0 pid:4846 tgid:4846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.312068][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.312140][ T32] r4:00000000 [ 1342.312203][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.312247][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.312286][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.312372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85149800 [ 1342.312421][ T32] r4:00000000 [ 1342.312446][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.312580][ T32] r9:83018205 r8:853d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1342.312606][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.312669][ T32] r5:00001000 r4:eb3a1000 [ 1342.312692][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.312733][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.312844][ T32] r5:85396f8c r4:85396c00 [ 1342.312888][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.312962][ T32] r7:ddde2d80 r6:83018200 r5:85396f8c r4:8490e900 [ 1342.313013][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.313172][ T32] r10:61c88647 r9:853d3c00 r8:8490e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.313210][ T32] r4:8490e900 [ 1342.313233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.313325][ T32] r10:00000000 r9:8490e900 r8:8027f5e8 r7:eb321e60 r6:8490e980 r5:853d3c00 [ 1342.313372][ T32] r4:00000001 [ 1342.313395][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.313475][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1342.313528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.313561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.313592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.313628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.313676][ T32] r4:85149580 [ 1342.314014][ T32] INFO: task kworker/1:553:4846 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.314051][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.314132][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.314180][ T32] Call trace: [ 1342.314211][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.314263][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.314308][ T32] r4:00000000 [ 1342.314353][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.314434][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.314468][ T32] 1d20: a2715000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.314500][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.314548][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.314577][ T32] r5:80070013 r4:80239bb0 [ 1342.314599][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.314669][ T32] r4:82ac11e4 [ 1342.314692][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.314767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.314794][ T32] r4:e0631dc0 [ 1342.314813][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.314859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.314881][ T32] r4:00000000 [ 1342.314901][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.314950][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.314972][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.315058][ T32] r5:00001000 r4:e01cf000 [ 1342.315167][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.315213][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.315364][ T32] r5:8436478c r4:84364400 [ 1342.315434][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.336166][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.336228][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.336308][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.336333][ T32] r4:8494cf80 [ 1342.336354][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.336437][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.336465][ T32] r4:00000001 [ 1342.336487][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.336526][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.336558][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.336589][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.336626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.336660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.336683][ T32] r4:84be4100 [ 1342.336707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.336749][ T32] INFO: task kworker/1:554:4847 blocked for more than 468 seconds. [ 1342.336785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.336811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.336834][ T32] task:kworker/1:554 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.336893][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.336941][ T32] Call trace: [ 1342.336994][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.337053][ T32] r10:829188dc r9:eb3a5d84 r8:00000002 r7:60000113 r6:eb3a5d8c r5:853d4800 [ 1342.337077][ T32] r4:853d4800 [ 1342.337116][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.337164][ T32] r5:853d4800 r4:829188d8 [ 1342.337207][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.337253][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.337304][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 [ 1342.337357][ T32] r4:00000000 [ 1342.337382][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.337423][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.337487][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.337536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851498c0 [ 1342.337559][ T32] r4:00000000 [ 1342.337599][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.337722][ T32] r9:83018205 r8:853d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1342.337749][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.337796][ T32] r5:00001000 r4:eb3af000 [ 1342.337817][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.337871][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.337920][ T32] r5:8539738c r4:85397000 [ 1342.337942][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.337991][ T32] r7:ddde2d80 r6:83018200 r5:8539738c r4:8490ea00 [ 1342.338032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.338086][ T32] r10:61c88647 r9:853d4800 r8:8490ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.338110][ T32] r4:8490ea00 [ 1342.338152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.338244][ T32] r10:00000000 r9:8490ea00 r8:8027f5e8 r7:eb395e60 r6:8490ea80 r5:853d4800 [ 1342.338311][ T32] r4:00000001 [ 1342.338334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.338372][ T32] Exception stack(0xeb3a5fb0 to 0xeb3a5ff8) [ 1342.338401][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.338433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.338480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.338533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.338559][ T32] r4:85149580 [ 1342.339067][ T32] INFO: task kworker/1:554:4847 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 4 printk messages dropped ** [ 1342.339375][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1342.339719][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.340020][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.340222][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1342.340437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.340695][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1342.340927][ T32] INFO: task kworker/1:555:4850 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1342.341251][ T32] r4:853d5400 ** 2 printk messages dropped ** [ 1342.341408][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1342.341845][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.342019][ T32] r5:00001000 r4:eb3b5000 ** 3 printk messages dropped ** [ 1342.342180][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.342390][ T32] r10:00000000 r9:8490eb00 r8:8027f5e8 r7:eb3a5e60 r6:8490eb80 r5:853d5400 ** 2 printk messages dropped ** [ 1342.342471][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) [ 1342.342498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.342529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.342575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.342610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.342660][ T32] r4:85149a80 [ 1342.342978][ T32] INFO: task kworker/1:555:4850 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.343012][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.343069][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.343112][ T32] Call trace: [ 1342.343154][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.343231][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.343259][ T32] r4:00000000 [ 1342.343279][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.343319][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.343350][ T32] 1d20: a2ccd000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.343382][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.343408][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.343433][ T32] r5:80070013 r4:80239bb0 [ 1342.343453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.343495][ T32] r4:82ac11e4 [ 1342.343535][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.343585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.343609][ T32] r4:e0631dc0 [ 1342.343642][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.343692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.343715][ T32] r4:00000000 [ 1342.343736][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.343785][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.343807][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.343851][ T32] r5:00001000 r4:e01cf000 [ 1342.343871][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.343911][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.343956][ T32] r5:8436478c r4:84364400 [ 1342.343988][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.344041][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.344063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.344113][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.344136][ T32] r4:8494cf80 [ 1342.344174][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.344228][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.344252][ T32] r4:00000001 [ 1342.344281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.344322][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.344350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.344380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.344418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.344475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.344501][ T32] r4:84be4100 [ 1342.344522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.344547][ T32] INFO: task kworker/1:556:4853 blocked for more than 468 seconds. [ 1342.344574][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.344598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.344633][ T32] task:kworker/1:556 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.344683][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.344724][ T32] Call trace: [ 1342.344767][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.344817][ T32] r10:829188dc r9:eb3b9d84 r8:00000002 r7:60000113 r6:eb3b9d8c r5:853d6000 [ 1342.344849][ T32] r4:853d6000 ** 1 printk messages dropped ** [ 1342.344935][ T32] r5:853d6000 r4:829188d8 ** 3 printk messages dropped ** [ 1342.345073][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.345255][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.345453][ T32] r5:00001000 r4:eb3c3000 [ 1342.345507][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.378489][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.378769][ T32] r10:61c88647 r9:853d6000 r8:8490ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.378946][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) ** 5 printk messages dropped ** [ 1342.379646][ T32] INFO: task kworker/1:556:4853 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 7 printk messages dropped ** [ 1342.380109][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1342.380348][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.380444][ T32] r4:e0631dc0 ** 4 printk messages dropped ** [ 1342.380619][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1342.380895][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1342.381084][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1342.381158][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1342.381372][ T32] INFO: task kworker/1:557:4854 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1342.381674][ T32] r10:829188dc r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:853d6c00 ** 5 printk messages dropped ** [ 1342.381895][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 ** 6 printk messages dropped ** [ 1342.382120][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.382258][ T32] r5:00001000 r4:dfa31000 [ 1342.382277][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1342.382540][ T32] r10:61c88647 r9:853d6c00 r8:8490ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.382782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.383477][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1342.383656][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1342.383947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 8 printk messages dropped ** [ 1342.384332][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.384586][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.384730][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.384758][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.384790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.384812][ T32] r4:84be4100 [ 1342.384831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.384876][ T32] INFO: task kworker/1:558:4857 blocked for more than 468 seconds. [ 1342.384908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.384933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.384953][ T32] task:kworker/1:558 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.384999][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.385039][ T32] Call trace: [ 1342.385078][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.385143][ T32] r10:829188dc r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:853d3000 [ 1342.385170][ T32] r4:853d3000 [ 1342.385191][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.385234][ T32] r5:853d3000 r4:829188d8 [ 1342.385254][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.385315][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.385384][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1342.385415][ T32] r4:00000000 [ 1342.385454][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.406035][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.406200][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.406267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85149e40 [ 1342.406298][ T32] r4:00000000 [ 1342.406329][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.406389][ T32] r9:83018205 r8:853d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1342.406412][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.406480][ T32] r5:00001000 r4:dfe97000 [ 1342.406506][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.406569][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.406626][ T32] r5:853a438c r4:853a4000 [ 1342.406648][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.406699][ T32] r7:ddde2d80 r6:83018200 r5:853a438c r4:8490ee00 [ 1342.406754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.406809][ T32] r10:61c88647 r9:853d3000 r8:8490ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.406832][ T32] r4:8490ee00 [ 1342.406853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.406903][ T32] r10:00000000 r9:8490ee00 r8:8027f5e8 r7:eb3c1e60 r6:8490ee80 r5:853d3000 [ 1342.406926][ T32] r4:00000001 [ 1342.406991][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.407035][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1342.407067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.407118][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.407150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.407182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.407204][ T32] r4:85149d40 [ 1342.407715][ T32] INFO: task kworker/1:558:4857 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.407751][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.407822][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.407871][ T32] Call trace: [ 1342.407925][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.407984][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.408019][ T32] r4:00000000 [ 1342.408042][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.408083][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.408114][ T32] 1d20: a3bda000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.408146][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.408196][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.408225][ T32] r5:80070013 r4:80239bb0 [ 1342.408247][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.408290][ T32] r4:82ac11e4 [ 1342.408310][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.408390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.408418][ T32] r4:e0631dc0 [ 1342.408437][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.408483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.408505][ T32] r4:00000000 [ 1342.408525][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.408595][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.408657][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.408732][ T32] r5:00001000 r4:e01cf000 [ 1342.408758][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.408802][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.408867][ T32] r5:8436478c r4:84364400 [ 1342.408892][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.408942][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.408983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.409156][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1342.409412][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1342.409571][ T32] task:kworker/1:559 state:D stack:0 pid:4858 tgid:4858 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.410045][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.410265][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.410443][ T32] r5:00001000 r4:e0815000 [ 1342.410466][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.410572][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.410905][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.411036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.411694][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.411934][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1342.412186][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1342.412409][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1342.412857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1342.412937][ T32] r4:8494cf80 [ 1342.412969][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.413052][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.413104][ T32] r4:00000001 [ 1342.413128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.413166][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.413194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.413224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.413260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.413327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.413354][ T32] r4:84be4100 [ 1342.413374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.413400][ T32] INFO: task kworker/1:560:4861 blocked for more than 468 seconds. [ 1342.413427][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.413452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.413473][ T32] task:kworker/1:560 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.413551][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.413621][ T32] Call trace: [ 1342.413679][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.413753][ T32] r10:829188dc r9:eb3e1d84 r8:00000002 r7:60000013 r6:eb3e1d8c r5:8436b000 [ 1342.413781][ T32] r4:8436b000 [ 1342.413822][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.413869][ T32] r5:8436b000 r4:829188d8 [ 1342.413900][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.413946][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.414009][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1342.414035][ T32] r4:00000000 [ 1342.414055][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.414095][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.414134][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.414190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bd040 [ 1342.414225][ T32] r4:00000000 [ 1342.414248][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.414304][ T32] r9:83018205 r8:8436b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1342.414346][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.414396][ T32] r5:00001000 r4:e08dd000 [ 1342.414417][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.414457][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.414502][ T32] r5:853a4b8c r4:853a4800 [ 1342.414532][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.414593][ T32] r7:ddde2d80 r6:83018200 r5:853a4b8c r4:851be000 [ 1342.414622][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.414672][ T32] r10:61c88647 r9:8436b000 r8:851be02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.414697][ T32] r4:851be000 [ 1342.414716][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.414763][ T32] r10:00000000 r9:851be000 r8:8027f5e8 r7:eb1a9e60 r6:84aecf00 r5:8436b000 [ 1342.414787][ T32] r4:00000001 [ 1342.414807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.414843][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1342.414889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.414923][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.414952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.414983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.415034][ T32] r4:851bd080 [ 1342.415340][ T32] INFO: task kworker/1:560:4861 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.415374][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.415454][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.426086][ T32] Call trace: [ 1342.426160][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.426234][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.426280][ T32] r4:00000000 [ 1342.426306][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.426351][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.426385][ T32] 1d20: a3bda000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.426438][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.426470][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.426514][ T32] r5:80070013 r4:80239bb0 [ 1342.426558][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.426614][ T32] r4:82ac11e4 [ 1342.426651][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.426708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.426732][ T32] r4:e0631dc0 [ 1342.426751][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.426798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.426837][ T32] r4:00000000 [ 1342.426860][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.426912][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.426934][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.426981][ T32] r5:00001000 r4:e01cf000 [ 1342.427002][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.427043][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.427088][ T32] r5:8436478c r4:84364400 [ 1342.427109][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.427223][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.427249][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.427302][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.427325][ T32] r4:8494cf80 [ 1342.427345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.427494][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.427544][ T32] r4:00000001 [ 1342.427589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.427680][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.427776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.427811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.427850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.427887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.427910][ T32] r4:84be4100 [ 1342.427934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.428042][ T32] INFO: task kworker/1:561:4862 blocked for more than 468 seconds. [ 1342.428079][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.428126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.428152][ T32] task:kworker/1:561 state:D stack:0 pid:4862 tgid:4862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.428206][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.428279][ T32] Call trace: [ 1342.428351][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.428492][ T32] r5:8436d400 r4:829188d8 ** 2 printk messages dropped ** [ 1342.428602][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1342.428630][ T32] r4:00000000 [ 1342.428651][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.428777][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.428821][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.428867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bd1c0 [ 1342.428912][ T32] r4:00000000 [ 1342.428956][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.429008][ T32] r9:83018205 r8:8436d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1342.429147][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.429196][ T32] r5:00001000 r4:e095b000 [ 1342.429236][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.429302][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.429350][ T32] r5:853a4f8c r4:853a4c00 [ 1342.429370][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.429461][ T32] r7:ddde2d80 r6:83018200 r5:853a4f8c r4:851be080 [ 1342.429485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.429538][ T32] r10:61c88647 r9:8436d400 r8:851be0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.429841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.430739][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1342.430926][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1342.431242][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.431519][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.431892][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 9 printk messages dropped ** [ 1342.432175][ T32] INFO: task kworker/1:562:4864 blocked for more than 468 seconds. ** 6 printk messages dropped ** [ 1342.432480][ T32] r10:829188dc r9:eb3e9d84 r8:00000002 r7:60000013 r6:eb3e9d8c r5:8436bc00 ** 8 printk messages dropped ** [ 1342.432866][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.433122][ T32] r5:00001000 r4:e8a65000 [ 1342.433142][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.433295][ T32] r7:ddde2d80 r6:83018200 r5:853a538c r4:851be100 ** 7 printk messages dropped ** [ 1342.433572][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) ** 6 printk messages dropped ** [ 1342.434111][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.434686][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.434962][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.435210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.468314][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1342.468464][ T32] r4:84be4100 ** 1 printk messages dropped ** [ 1342.468556][ T32] INFO: task kworker/1:563:4867 blocked for more than 468 seconds. [ 1342.468608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.468643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.468665][ T32] task:kworker/1:563 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.468783][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.468854][ T32] Call trace: [ 1342.468920][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.468977][ T32] r10:829188dc r9:eb3edd84 r8:00000002 r7:60000113 r6:eb3edd8c r5:8436e000 [ 1342.469021][ T32] r4:8436e000 [ 1342.469054][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.469101][ T32] r5:8436e000 r4:829188d8 [ 1342.469122][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.469164][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.469214][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 [ 1342.469237][ T32] r4:00000000 [ 1342.469269][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.469312][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.469354][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.469400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bd480 [ 1342.469423][ T32] r4:00000000 [ 1342.469442][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.469503][ T32] r9:83018205 r8:8436e000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1342.469529][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.469576][ T32] r5:00001000 r4:eab67000 [ 1342.469598][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.469677][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.469730][ T32] r5:853a578c r4:853a5400 [ 1342.469763][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.469815][ T32] r7:ddde2d80 r6:83018200 r5:853a578c r4:851be180 [ 1342.469837][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.469887][ T32] r10:61c88647 r9:8436e000 r8:851be1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.469911][ T32] r4:851be180 [ 1342.469931][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.469980][ T32] r10:00000000 r9:851be180 r8:8027f5e8 r7:eb3e9e60 r6:851c6080 r5:8436e000 [ 1342.470003][ T32] r4:00000001 [ 1342.470022][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.470058][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1342.470086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.470117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.470179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.470214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.470264][ T32] r4:851bd300 [ 1342.470787][ T32] INFO: task kworker/1:563:4867 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.470825][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.470896][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.470945][ T32] Call trace: [ 1342.471124][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.471247][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.471275][ T32] r4:00000000 [ 1342.471317][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.471362][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.471393][ T32] 1d20: a44a8000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.471455][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.471574][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.471657][ T32] r5:80070013 r4:80239bb0 [ 1342.471723][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.471827][ T32] r4:82ac11e4 [ 1342.471884][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.471935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.471959][ T32] r4:e0631dc0 [ 1342.471979][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.472025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.472049][ T32] r4:00000000 [ 1342.472069][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.472119][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.472141][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.472186][ T32] r5:00001000 r4:e01cf000 [ 1342.472205][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.472247][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.472292][ T32] r5:8436478c r4:84364400 [ 1342.472313][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.472361][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.472382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.472432][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.472455][ T32] r4:8494cf80 [ 1342.472475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.472523][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.472545][ T32] r4:00000001 [ 1342.472565][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.472602][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.472636][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.472738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.472951][ T32] task:kworker/1:564 state:D stack:0 pid:4869 tgid:4869 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.473426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 ** 8 printk messages dropped ** [ 1342.473917][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.473979][ T32] r5:00001000 r4:eac63000 ** 1 printk messages dropped ** [ 1342.474078][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.474150][ T32] r5:853a5b8c r4:853a5800 [ 1342.474189][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.474253][ T32] r7:ddde2d80 r6:83018200 r5:853a5b8c r4:851be200 [ 1342.474275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.474345][ T32] r10:61c88647 r9:8436ec00 r8:851be22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.474376][ T32] r4:851be200 [ 1342.474398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.474448][ T32] r10:00000000 r9:851be200 r8:8027f5e8 r7:eb3ede60 r6:851c6100 r5:8436ec00 [ 1342.474471][ T32] r4:00000001 [ 1342.474490][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.474525][ T32] Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) [ 1342.474563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.474607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.474645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.474678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.474701][ T32] r4:851bd300 [ 1342.475060][ T32] INFO: task kworker/1:564:4869 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.475106][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.475176][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.475221][ T32] Call trace: [ 1342.475251][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.475304][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.475328][ T32] r4:00000000 [ 1342.475348][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.475387][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.475420][ T32] 1d20: a44a8000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.498937][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.499035][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.499070][ T32] r5:80070013 r4:80239bb0 [ 1342.499096][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.499173][ T32] r4:82ac11e4 [ 1342.499194][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.499264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.499326][ T32] r4:e0631dc0 [ 1342.499375][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.499453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.499481][ T32] r4:00000000 [ 1342.499504][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.499562][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.499587][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.499635][ T32] r5:00001000 r4:e01cf000 [ 1342.499656][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.499901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.500517][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.500784][ T32] task:kworker/1:565 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1342.501475][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.501776][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.501995][ T32] r5:00001000 r4:eacef000 [ 1342.502045][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.502091][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.502411][ T32] r10:61c88647 r9:8436c800 r8:851be2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.502994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.503999][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1342.504368][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1342.504681][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1342.505061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.505381][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.517880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.518403][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.518850][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1342.519429][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.519812][ T32] r5:00001000 r4:eae5b000 [ 1342.519838][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.519881][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.519929][ T32] r5:853a6b8c r4:853a6800 [ 1342.519949][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.519999][ T32] r7:ddde2d80 r6:83018200 r5:853a6b8c r4:851be300 [ 1342.520045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.520159][ T32] r10:61c88647 r9:8436a400 r8:851be32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.520189][ T32] r4:851be300 [ 1342.520371][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.520427][ T32] r10:00000000 r9:851be300 r8:8027f5e8 r7:eb3f5e60 r6:851c6200 r5:8436a400 [ 1342.520451][ T32] r4:00000001 [ 1342.520471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.520509][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1342.520606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.520643][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.520713][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.520748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.520828][ T32] r4:851bd780 [ 1342.521402][ T32] INFO: task kworker/1:566:4872 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.521441][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.521502][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.521671][ T32] Call trace: [ 1342.521741][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.521800][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.521878][ T32] r4:00000000 [ 1342.521925][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.522022][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.522111][ T32] 1d20: a47b6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.522250][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.522281][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.522365][ T32] r5:80070013 r4:80239bb0 [ 1342.522389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.522433][ T32] r4:82ac11e4 [ 1342.522480][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.522567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.522624][ T32] r4:e0631dc0 [ 1342.522647][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.522718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.522770][ T32] r4:00000000 [ 1342.522795][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.522847][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.522907][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.522977][ T32] r5:00001000 r4:e01cf000 [ 1342.523000][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.523042][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.523087][ T32] r5:8436478c r4:84364400 [ 1342.523106][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.523156][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.523178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.523228][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.523278][ T32] r4:8494cf80 [ 1342.523302][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.523409][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.523438][ T32] r4:00000001 [ 1342.523529][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.523581][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.523612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.523643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.523754][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.523830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.523857][ T32] r4:84be4100 [ 1342.523973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.524090][ T32] INFO: task kworker/1:567:4873 blocked for more than 469 seconds. [ 1342.524203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.524232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.524256][ T32] task:kworker/1:567 state:D stack:0 pid:4873 tgid:4873 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.524997][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1342.525453][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.542593][ T32] r5:00001000 r4:ead3f000 ** 2 printk messages dropped ** [ 1342.542765][ T32] r5:853a638c r4:853a6000 ** 4 printk messages dropped ** [ 1342.543012][ T32] r4:851be380 ** 4 printk messages dropped ** [ 1342.543196][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) ** 6 printk messages dropped ** [ 1342.544246][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.545051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1342.566316][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.566711][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.567032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.567318][ T32] task:kworker/1:568 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.568055][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 ** 8 printk messages dropped ** [ 1342.568453][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1342.568584][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.568840][ T32] r4:851be400 ** 4 printk messages dropped ** [ 1342.569044][ T32] Exception stack(0xeb405fb0 to 0xeb405ff8) ** 6 printk messages dropped ** [ 1342.569842][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.570408][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.570436][ T32] r5:80070013 r4:80239bb0 [ 1342.570458][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.570542][ T32] r4:82ac11e4 [ 1342.570568][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.570616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.570645][ T32] r4:e0631dc0 [ 1342.570685][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.570735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.570758][ T32] r4:00000000 [ 1342.570778][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.570827][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.570848][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.570892][ T32] r5:00001000 r4:e01cf000 [ 1342.570912][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.570965][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.571013][ T32] r5:8436478c r4:84364400 [ 1342.571060][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.571114][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.571135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.571186][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.571208][ T32] r4:8494cf80 [ 1342.571228][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.571276][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.571298][ T32] r4:00000001 [ 1342.571317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.571373][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.571406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.571459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.571488][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.571519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.571542][ T32] r4:84be4100 [ 1342.571562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.571586][ T32] INFO: task kworker/1:569:4879 blocked for more than 469 seconds. [ 1342.571614][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.571645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.571685][ T32] task:kworker/1:569 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.571736][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.571778][ T32] Call trace: [ 1342.571818][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.571872][ T32] r10:829188dc r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:83adbc00 [ 1342.571895][ T32] r4:83adbc00 [ 1342.571936][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.571983][ T32] r5:83adbc00 r4:829188d8 [ 1342.572003][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.572045][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.572095][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 [ 1342.572118][ T32] r4:00000000 [ 1342.572137][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.572200][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.572319][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.572377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bdc80 [ 1342.572401][ T32] r4:00000000 [ 1342.572432][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.572486][ T32] r9:83018205 r8:83adbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.572525][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.572574][ T32] r5:00001000 r4:eae75000 [ 1342.572596][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.572679][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.572755][ T32] r5:853a6f8c r4:853a6c00 [ 1342.572843][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.572926][ T32] r7:ddde2d80 r6:83018200 r5:853a6f8c r4:851be480 [ 1342.572952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.573047][ T32] r10:61c88647 r9:83adbc00 r8:851be4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.573095][ T32] r4:851be480 [ 1342.573201][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.573311][ T32] r10:00000000 r9:851be480 r8:8027f5e8 r7:eb3f9e60 r6:851c6380 r5:83adbc00 [ 1342.573347][ T32] r4:00000001 [ 1342.573367][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.573403][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1342.573477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.573612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.573686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.573735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.573759][ T32] r4:851bdac0 [ 1342.574088][ T32] INFO: task kworker/1:569:4879 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.574212][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.574298][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.574347][ T32] Call trace: [ 1342.574378][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.574430][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.574454][ T32] r4:00000000 [ 1342.574474][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.574534][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.574568][ T32] 1d20: a5179000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.574611][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.574646][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.574671][ T32] r5:80070013 r4:80239bb0 [ 1342.574691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.574734][ T32] r4:82ac11e4 [ 1342.574753][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.574799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.574821][ T32] r4:e0631dc0 [ 1342.574859][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.574913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.574973][ T32] r4:00000000 [ 1342.574999][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.575050][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.575093][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.575143][ T32] r5:00001000 r4:e01cf000 [ 1342.575226][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.575294][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.575343][ T32] r5:8436478c r4:84364400 [ 1342.575385][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.575502][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.598527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.598635][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.598663][ T32] r4:8494cf80 [ 1342.598714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.598777][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.598800][ T32] r4:00000001 [ 1342.598830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.598874][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.598907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.598938][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.598966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.599000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.599024][ T32] r4:84be4100 [ 1342.599048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.599102][ T32] INFO: task kworker/1:570:4880 blocked for more than 469 seconds. [ 1342.599151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.599181][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.599204][ T32] task:kworker/1:570 state:D stack:0 pid:4880 tgid:4880 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.599264][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.599313][ T32] Call trace: [ 1342.599347][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.599402][ T32] r10:829188dc r9:eb411d84 r8:00000002 r7:60000013 r6:eb411d8c r5:84970000 [ 1342.599437][ T32] r4:84970000 [ 1342.599461][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.599506][ T32] r5:84970000 r4:829188d8 [ 1342.599526][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.599567][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.599642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1342.599671][ T32] r4:00000000 [ 1342.599692][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1342.599834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f21c0 ** 4 printk messages dropped ** [ 1342.599996][ T32] r5:00001000 r4:eaf37000 [ 1342.600027][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.600073][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.600257][ T32] r10:61c88647 r9:84970000 r8:851be52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.600519][ T32] Exception stack(0xeb411fb0 to 0xeb411ff8) ** 5 printk messages dropped ** [ 1342.601188][ T32] INFO: task kworker/1:570:4880 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.601241][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.601304][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.601348][ T32] Call trace: [ 1342.601378][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.601431][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.601465][ T32] r4:00000000 [ 1342.601488][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.601531][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.601562][ T32] 1d20: a54ab000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.601594][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.601645][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.601691][ T32] r5:80070013 r4:80239bb0 [ 1342.601731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.601778][ T32] r4:82ac11e4 [ 1342.601798][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.601844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.601870][ T32] r4:e0631dc0 [ 1342.601890][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.601954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.601982][ T32] r4:00000000 [ 1342.602003][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.602053][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.602089][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.602138][ T32] r5:00001000 r4:e01cf000 [ 1342.602167][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.602213][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.602258][ T32] r5:8436478c r4:84364400 [ 1342.602278][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.602327][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.602348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.602397][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.602421][ T32] r4:8494cf80 [ 1342.602452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.602513][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.602540][ T32] r4:00000001 [ 1342.602560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.602599][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.602633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.602663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.602879][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1342.603121][ T32] r10:829188dc r9:eb415d84 r8:00000002 r7:60000013 r6:eb415d8c r5:84970c00 ** 5 printk messages dropped ** [ 1342.603331][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 ** 7 printk messages dropped ** [ 1342.603701][ T32] r9:83018205 r8:84970c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1342.603792][ T32] r5:00001000 r4:eaea5000 [ 1342.603832][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.603971][ T32] r5:853a738c r4:853a7000 ** 3 printk messages dropped ** [ 1342.604138][ T32] r10:61c88647 r9:84970c00 r8:851be5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.604339][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) ** 5 printk messages dropped ** [ 1342.604845][ T32] INFO: task kworker/1:571:4882 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 7 printk messages dropped ** [ 1342.605170][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1342.605411][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.619902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 8 printk messages dropped ** [ 1342.620300][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.620582][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.620793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.621106][ T32] task:kworker/1:572 state:D stack:0 pid:4885 tgid:4885 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.621630][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1342.621953][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1342.622110][ T32] r5:00001000 r4:eaf1d000 [ 1342.622131][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.622238][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.622355][ T32] r10:61c88647 r9:84971800 r8:851be62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.622398][ T32] r4:851be600 [ 1342.622485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.622544][ T32] r10:00000000 r9:851be600 r8:8027f5e8 r7:eb411e60 r6:851c6500 r5:84971800 [ 1342.622568][ T32] r4:00000001 [ 1342.622587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.622629][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1342.622658][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.622688][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.622716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.622747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.622769][ T32] r4:850f20c0 [ 1342.623235][ T32] INFO: task kworker/1:572:4885 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.623295][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.623358][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.623403][ T32] Call trace: [ 1342.623433][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.623486][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.623532][ T32] r4:00000000 [ 1342.623556][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.623599][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.623637][ T32] 1d20: a56e9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.623671][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.623698][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.623724][ T32] r5:80070013 r4:80239bb0 [ 1342.623744][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.623786][ T32] r4:82ac11e4 [ 1342.623826][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.623883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.623906][ T32] r4:e0631dc0 [ 1342.623927][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.623972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.623996][ T32] r4:00000000 [ 1342.624015][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.624065][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.624087][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.624145][ T32] r5:00001000 r4:e01cf000 [ 1342.624197][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.624252][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.624315][ T32] r5:8436478c r4:84364400 [ 1342.624346][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.624415][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.624461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.624517][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.624540][ T32] r4:8494cf80 [ 1342.624560][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.624635][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.624683][ T32] r4:00000001 [ 1342.624711][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.624750][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.624812][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.624846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.624885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.624941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.624967][ T32] r4:84be4100 [ 1342.624988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.625012][ T32] INFO: task kworker/1:573:4887 blocked for more than 469 seconds. [ 1342.625040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.625084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.625146][ T32] task:kworker/1:573 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.625196][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.625237][ T32] Call trace: [ 1342.625267][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.625316][ T32] r10:829188dc r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:84972400 [ 1342.625340][ T32] r4:84972400 [ 1342.625360][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.625426][ T32] r5:84972400 r4:829188d8 [ 1342.643190][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.643306][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.643364][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1342.643419][ T32] r4:00000000 [ 1342.643446][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.643509][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.643556][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.643603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f23c0 [ 1342.643633][ T32] r4:00000000 [ 1342.643654][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.643716][ T32] r9:83018205 r8:84972400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1342.643763][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.643838][ T32] r5:00001000 r4:eaf4f000 [ 1342.643885][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.643931][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.643978][ T32] r5:853a7f8c r4:853a7c00 [ 1342.643999][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.644059][ T32] r7:ddde2d80 r6:83018200 r5:853a7f8c r4:851be680 [ 1342.644123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.644190][ T32] r10:61c88647 r9:84972400 r8:851be6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.644226][ T32] r4:851be680 [ 1342.644249][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.644324][ T32] r10:00000000 r9:851be680 r8:8027f5e8 r7:eb411e60 r6:851c6580 r5:84972400 [ 1342.644352][ T32] r4:00000001 [ 1342.644372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.644441][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1342.644495][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.644549][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.644580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.644612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.644660][ T32] r4:850f2180 [ 1342.645131][ T32] INFO: task kworker/1:573:4887 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.645167][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.645236][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.645308][ T32] Call trace: [ 1342.645346][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.645434][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.657795][ T32] r4:00000000 [ 1342.657863][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.657927][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.657983][ T32] 1d20: a5f3c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.658021][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.658049][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.658076][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1342.658143][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1342.658211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 4 printk messages dropped ** [ 1342.658358][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.658553][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.658605][ T32] r5:8436478c r4:84364400 [ 1342.658632][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.658684][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.658709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.658765][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.658788][ T32] r4:8494cf80 [ 1342.658808][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.658858][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.658882][ T32] r4:00000001 [ 1342.658902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.658961][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.659006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.659039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.659067][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.659098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.659122][ T32] r4:84be4100 [ 1342.659165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.659201][ T32] INFO: task kworker/1:574:4889 blocked for more than 469 seconds. [ 1342.659243][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.659283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.659311][ T32] task:kworker/1:574 state:D stack:0 pid:4889 tgid:4889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.659371][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.659418][ T32] Call trace: [ 1342.659452][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.659503][ T32] r10:829188dc r9:eb421d84 r8:00000002 r7:60000013 r6:eb421d8c r5:84973000 [ 1342.659527][ T32] r4:84973000 [ 1342.659546][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.659589][ T32] r5:84973000 r4:829188d8 [ 1342.659609][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.659657][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.659707][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb421e08 [ 1342.659749][ T32] r4:00000000 [ 1342.659772][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.659813][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.659851][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.659897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2480 [ 1342.659920][ T32] r4:00000000 [ 1342.659939][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.659988][ T32] r9:83018205 r8:84973000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1342.660010][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.660055][ T32] r5:00001000 r4:eaf5f000 [ 1342.660075][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.660116][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.660161][ T32] r5:853a838c r4:853a8000 [ 1342.660181][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.660230][ T32] r7:ddde2d80 r6:83018200 r5:853a838c r4:851be700 [ 1342.660252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.660324][ T32] r10:61c88647 r9:84973000 r8:851be72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.660352][ T32] r4:851be700 [ 1342.660372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.660420][ T32] r10:00000000 r9:851be700 r8:8027f5e8 r7:eb41de60 r6:851c6600 r5:84973000 [ 1342.660443][ T32] r4:00000001 [ 1342.660472][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.660513][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1342.660541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.660579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.660633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.660669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.660694][ T32] r4:850f2240 [ 1342.661172][ T32] INFO: task kworker/1:574:4889 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.661207][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.661266][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.661311][ T32] Call trace: [ 1342.661351][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.661422][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.661458][ T32] r4:00000000 [ 1342.661491][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.661537][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.661568][ T32] 1d20: a5f3c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.661600][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.661633][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.661684][ T32] r5:80070013 r4:80239bb0 [ 1342.661705][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.661747][ T32] r4:82ac11e4 [ 1342.661767][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.661837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.661865][ T32] r4:e0631dc0 [ 1342.661905][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.661967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.662014][ T32] r4:00000000 [ 1342.662059][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.662125][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.662160][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.662209][ T32] r5:00001000 r4:e01cf000 [ 1342.662249][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.662295][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.662341][ T32] r5:8436478c r4:84364400 [ 1342.662362][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.662410][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.662431][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.662499][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.662548][ T32] r4:8494cf80 [ 1342.662571][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.662627][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.662672][ T32] r4:00000001 [ 1342.662696][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.662735][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.662785][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.662819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.662847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.662878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1342.663024][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.663359][ T32] r4:853db000 ** 3 printk messages dropped ** [ 1342.663536][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.663816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f25c0 [ 1342.663839][ T32] r4:00000000 [ 1342.663869][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.663921][ T32] r9:83018205 r8:853db000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1342.663975][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.664023][ T32] r5:00001000 r4:eaf9b000 [ 1342.664044][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.664085][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.664130][ T32] r5:853a878c r4:853a8400 [ 1342.664149][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.664196][ T32] r7:ddde2d80 r6:83018200 r5:853a878c r4:851be780 [ 1342.664217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.664266][ T32] r10:61c88647 r9:853db000 r8:851be7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.664310][ T32] r4:851be780 [ 1342.664334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.664404][ T32] r10:00000000 r9:851be780 r8:8027f5e8 r7:eb421e60 r6:851be800 r5:853db000 [ 1342.664445][ T32] r4:00000001 [ 1342.664488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.664529][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1342.664557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.664607][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.664643][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.664695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.664743][ T32] r4:850f22c0 [ 1342.665053][ T32] INFO: task kworker/1:575:4890 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.665086][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.665144][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.665198][ T32] Call trace: [ 1342.665255][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.665312][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.665337][ T32] r4:00000000 [ 1342.665357][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.665397][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.665532][ T32] 1d20: a5f3c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.687545][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.687600][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.687670][ T32] r5:80070013 r4:80239bb0 [ 1342.687701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.687787][ T32] r4:82ac11e4 [ 1342.687812][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.687862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.687912][ T32] r4:e0631dc0 [ 1342.687938][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.687986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.688031][ T32] r4:00000000 [ 1342.688054][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.688106][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.688148][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1342.688451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.688533][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.688561][ T32] r4:8494cf80 [ 1342.688582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.688655][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.688683][ T32] r4:00000001 [ 1342.688726][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.688771][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.688822][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.688875][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.688906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.688961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.688987][ T32] r4:84be4100 [ 1342.689032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.689087][ T32] INFO: task kworker/1:576:4892 blocked for more than 469 seconds. [ 1342.689143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.689173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.689196][ T32] task:kworker/1:576 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.689308][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.689432][ T32] Call trace: [ 1342.689491][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.689573][ T32] r10:829188dc r9:eb3add84 r8:00000002 r7:60000013 r6:eb3add8c r5:853da400 [ 1342.689602][ T32] r4:853da400 [ 1342.689628][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.689693][ T32] r5:853da400 r4:829188d8 [ 1342.689714][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.689755][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.689805][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 [ 1342.689829][ T32] r4:00000000 [ 1342.689849][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1342.690132][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.690176][ T32] r5:00001000 r4:eafbb000 [ 1342.690222][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.690322][ T32] r5:853a8b8c r4:853a8800 ** 3 printk messages dropped ** [ 1342.690503][ T32] r10:61c88647 r9:853da400 r8:851be8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.690840][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.690871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.690902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.690925][ T32] r4:850f2600 [ 1342.691462][ T32] INFO: task kworker/1:576:4892 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.691501][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.691607][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.691684][ T32] Call trace: [ 1342.691735][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.691792][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.691816][ T32] r4:00000000 [ 1342.691850][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.691896][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.691928][ T32] 1d20: a6531000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.691981][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.692032][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.692061][ T32] r5:80070013 r4:80239bb0 [ 1342.692083][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.692126][ T32] r4:82ac11e4 [ 1342.692145][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1342.692214][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1342.692517][ T32] r5:00001000 r4:e01cf000 ** 4 printk messages dropped ** [ 1342.692726][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1342.692992][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.693161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.693390][ T32] task:kworker/1:577 state:D stack:0 pid:4894 tgid:4894 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.693869][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 ** 9 printk messages dropped ** [ 1342.694246][ T32] r5:00001000 r4:eb0e9000 [ 1342.694295][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.694340][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.694538][ T32] r10:61c88647 r9:853dc800 r8:851be9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.694795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.718760][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1342.719554][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.720048][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.720535][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.721346][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1342.721479][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.721544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.721612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.721718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.721793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.721847][ T32] r4:84be4100 [ 1342.721912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.721999][ T32] INFO: task kworker/1:578:4896 blocked for more than 469 seconds. [ 1342.722074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.722134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.722187][ T32] task:kworker/1:578 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.722335][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.722469][ T32] Call trace: [ 1342.722546][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.722653][ T32] r10:829188dc r9:eb42dd84 r8:00000002 r7:60000013 r6:eb42dd8c r5:853dbc00 [ 1342.722710][ T32] r4:853dbc00 [ 1342.722779][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.722885][ T32] r5:853dbc00 r4:829188d8 [ 1342.722951][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.723042][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.723149][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1342.723204][ T32] r4:00000000 [ 1342.723251][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.723339][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.723422][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.723525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f29c0 [ 1342.723584][ T32] r4:00000000 [ 1342.723637][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.723767][ T32] r9:83018205 r8:853dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1342.723826][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.723951][ T32] r5:00001000 r4:eafd3000 [ 1342.724007][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.724102][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.724205][ T32] r5:853a8f8c r4:853a8c00 [ 1342.724255][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.724363][ T32] r7:ddde2d80 r6:83018200 r5:853a8f8c r4:851bea80 [ 1342.724416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.724545][ T32] r10:61c88647 r9:853dbc00 r8:851beaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.724610][ T32] r4:851bea80 [ 1342.724664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.724778][ T32] r10:00000000 r9:851bea80 r8:8027f5e8 r7:eb429e60 r6:851beb00 r5:853dbc00 [ 1342.724836][ T32] r4:00000001 [ 1342.724891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.724976][ T32] Exception stack(0xeb42dfb0 to 0xeb42dff8) [ 1342.725042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.725109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.725172][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.725242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.725295][ T32] r4:850f2600 [ 1342.747336][ T32] INFO: task kworker/1:578:4896 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.747565][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.747724][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.747853][ T32] Call trace: [ 1342.747942][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.748059][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.748140][ T32] r4:00000000 [ 1342.748221][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.748320][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.748392][ T32] 1d20: a6900000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.748478][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.748546][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.748604][ T32] r5:80070013 r4:80239bb0 [ 1342.748654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.748759][ T32] r4:82ac11e4 [ 1342.748809][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.748920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.748990][ T32] r4:e0631dc0 [ 1342.749056][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.749168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.749219][ T32] r4:00000000 [ 1342.749268][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.749371][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.749441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.749618][ T32] r5:00001000 r4:e01cf000 [ 1342.749692][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.749787][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.749923][ T32] r5:8436478c r4:84364400 [ 1342.749976][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.750109][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.750172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.750279][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.750333][ T32] r4:8494cf80 [ 1342.750379][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.750482][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.750535][ T32] r4:00000001 [ 1342.750583][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.750667][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.750735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.750803][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.750865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.750960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.751033][ T32] r4:84be4100 [ 1342.751104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.751172][ T32] INFO: task kworker/1:579:4898 blocked for more than 469 seconds. [ 1342.751245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.751304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.751368][ T32] task:kworker/1:579 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.751518][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.751632][ T32] Call trace: [ 1342.751705][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.751808][ T32] r10:829188dc r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:853dd400 [ 1342.751890][ T32] r4:853dd400 [ 1342.751960][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.752069][ T32] r5:853dd400 r4:829188d8 [ 1342.752116][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.752206][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.752766][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.753123][ T32] r5:00001000 r4:eb139000 [ 1342.753189][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.753380][ T32] r5:853a9b8c r4:853a9800 [ 1342.753460][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.754075][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.754348][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.779738][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.780369][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1342.780783][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.781240][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.781766][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.782270][ T32] r4:8494cf80 ** 6 printk messages dropped ** [ 1342.782805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.783406][ T32] task:kworker/1:580 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.784271][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 ** 9 printk messages dropped ** [ 1342.785129][ T32] r5:00001000 r4:eb10d000 [ 1342.785218][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.785348][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.785512][ T32] r5:853a978c r4:853a9400 [ 1342.797704][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.797811][ T32] r7:ddde2d80 r6:83018200 r5:853a978c r4:851bec80 [ 1342.797863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.797924][ T32] r10:61c88647 r9:853dec00 r8:851becac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.797950][ T32] r4:851bec80 [ 1342.797970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.798021][ T32] r10:00000000 r9:851bec80 r8:8027f5e8 r7:eb435e60 r6:851bed00 r5:853dec00 [ 1342.798045][ T32] r4:00000001 [ 1342.798064][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.798126][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1342.798164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.798194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.798224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.798257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.798280][ T32] r4:850f2d40 [ 1342.798808][ T32] INFO: task kworker/1:580:4900 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.798860][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.798989][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.799060][ T32] Call trace: [ 1342.799096][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.799152][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.799198][ T32] r4:00000000 [ 1342.799223][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.799266][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.799320][ T32] 1d20: a6c08000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.799355][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.799403][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.799432][ T32] r5:80070013 r4:80239bb0 [ 1342.799453][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.799498][ T32] r4:82ac11e4 [ 1342.799518][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.799565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.799598][ T32] r4:e0631dc0 [ 1342.799627][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.799676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.799699][ T32] r4:00000000 [ 1342.799719][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.799768][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.799813][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.799863][ T32] r5:00001000 r4:e01cf000 [ 1342.799884][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.799935][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.800004][ T32] r5:8436478c r4:84364400 [ 1342.800028][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.800102][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.800128][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.800179][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.800204][ T32] r4:8494cf80 [ 1342.800223][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.800292][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.800319][ T32] r4:00000001 [ 1342.800340][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.800377][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.800405][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.800445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.800506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.800541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.800564][ T32] r4:84be4100 [ 1342.800585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.800619][ T32] INFO: task kworker/1:581:4903 blocked for more than 469 seconds. [ 1342.800654][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.800702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.800727][ T32] task:kworker/1:581 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.800803][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.800869][ T32] Call trace: [ 1342.800952][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.801033][ T32] r10:829188dc r9:eb425d84 r8:00000002 r7:60000013 r6:eb425d8c r5:853de000 ** 4 printk messages dropped ** [ 1342.801227][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.801583][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.801634][ T32] r5:00001000 r4:eb191000 [ 1342.801672][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.801761][ T32] r5:853a9f8c r4:853a9c00 ** 4 printk messages dropped ** [ 1342.801942][ T32] r4:851bed80 ** 2 printk messages dropped ** [ 1342.802036][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.802253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1342.802852][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1342.803158][ T32] r4:82ac11e4 [ 1342.803178][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.803246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.803314][ T32] r4:e0631dc0 [ 1342.803339][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.803388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.803411][ T32] r4:00000000 [ 1342.803432][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.803484][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.803507][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.803562][ T32] r5:00001000 r4:e01cf000 [ 1342.803587][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.803636][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.803682][ T32] r5:8436478c r4:84364400 [ 1342.803742][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.803796][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.803838][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.803895][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.803919][ T32] r4:8494cf80 [ 1342.803939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.804021][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.804070][ T32] r4:00000001 [ 1342.804093][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.804144][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.804175][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.804205][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.804252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.804305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.804332][ T32] r4:84be4100 [ 1342.804372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.804401][ T32] INFO: task kworker/1:582:4905 blocked for more than 469 seconds. [ 1342.804439][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.804467][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.804489][ T32] task:kworker/1:582 state:D stack:0 pid:4905 tgid:4905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.804535][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.804602][ T32] Call trace: ** 2 printk messages dropped ** [ 1342.804718][ T32] r4:853d8c00 ** 4 printk messages dropped ** [ 1342.804906][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 ** 5 printk messages dropped ** [ 1342.805127][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.805298][ T32] r5:00001000 r4:eb1ad000 [ 1342.805318][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.805359][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.829143][ T32] r10:61c88647 r9:853d8c00 r8:851beeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.829546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.830955][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.830984][ T32] r4:00000000 [ 1342.831005][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.831047][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.831221][ T32] 1d20: a707e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.831263][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.831294][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.831321][ T32] r5:80070013 r4:80239bb0 [ 1342.831342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.831388][ T32] r4:82ac11e4 [ 1342.831409][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.831475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.831505][ T32] r4:e0631dc0 [ 1342.831527][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.831574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.831613][ T32] r4:00000000 [ 1342.831640][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.831721][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.831748][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.831821][ T32] r5:00001000 r4:e01cf000 [ 1342.831846][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.831890][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.831937][ T32] r5:8436478c r4:84364400 [ 1342.831958][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.832019][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.832083][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.832139][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.832166][ T32] r4:8494cf80 [ 1342.832186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.832253][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.832280][ T32] r4:00000001 [ 1342.832301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.832339][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.832418][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.832453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.832482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.832514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.832553][ T32] r4:84be4100 [ 1342.832579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.832626][ T32] INFO: task kworker/1:583:4907 blocked for more than 469 seconds. [ 1342.832663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.832691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.832752][ T32] task:kworker/1:583 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.832884][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.832984][ T32] Call trace: [ 1342.833019][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.833159][ T32] r5:853d9800 r4:829188d8 ** 3 printk messages dropped ** [ 1342.833297][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.833536][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.833759][ T32] r5:00001000 r4:eb1c3000 [ 1342.833781][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.833823][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.833937][ T32] r7:ddde2d80 r6:83018200 r5:853aa78c r4:851bef80 ** 7 printk messages dropped ** [ 1342.834222][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) ** 6 printk messages dropped ** [ 1342.834800][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.835341][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1342.855223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1342.856533][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.856995][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1342.857236][ T32] INFO: task kworker/1:584:4910 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.857704][ T32] r4:84368c00 ** 3 printk messages dropped ** [ 1342.857895][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.858869][ T32] r9:83018205 r8:84368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 1 printk messages dropped ** [ 1342.858937][ T32] r5:00001000 r4:eb1cb000 ** 2 printk messages dropped ** [ 1342.859175][ T32] r5:853aab8c r4:853aa800 ** 3 printk messages dropped ** [ 1342.859323][ T32] r10:61c88647 r9:84368c00 r8:851cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.859666][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.861379][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.861623][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 4 printk messages dropped ** [ 1342.861783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1342.862325][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1342.862692][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.862996][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.863235][ T32] INFO: task kworker/1:585:4911 blocked for more than 469 seconds. [ 1342.863270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.863323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.863376][ T32] task:kworker/1:585 state:D stack:0 pid:4911 tgid:4911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.863436][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.863565][ T32] Call trace: [ 1342.863628][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.863711][ T32] r10:829188dc r9:eb451d84 r8:00000002 r7:60000013 r6:eb451d8c r5:84975400 [ 1342.863741][ T32] r4:84975400 [ 1342.863764][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.863814][ T32] r5:84975400 r4:829188d8 [ 1342.863835][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.863929][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.863986][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 [ 1342.864012][ T32] r4:00000000 [ 1342.864057][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.864103][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.864142][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.864190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd480 [ 1342.864243][ T32] r4:00000000 [ 1342.864269][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.864320][ T32] r9:83018205 r8:84975400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1342.864342][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.864390][ T32] r5:00001000 r4:eb1e5000 [ 1342.864412][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.864472][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.864615][ T32] r5:853ab38c r4:853ab000 [ 1342.864642][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.864694][ T32] r7:ddde2d80 r6:83018200 r5:853ab38c r4:851cc180 [ 1342.864742][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.864801][ T32] r10:61c88647 r9:84975400 r8:851cc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.864825][ T32] r4:851cc180 [ 1342.864844][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.864894][ T32] r10:00000000 r9:851cc180 r8:8027f5e8 r7:eb445e60 r6:851c6680 r5:84975400 [ 1342.864938][ T32] r4:00000001 [ 1342.864961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.864999][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1342.865029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.865059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.865088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.865119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.865166][ T32] r4:851cd180 [ 1342.890655][ T32] INFO: task kworker/1:585:4911 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.890770][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.890852][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.890924][ T32] Call trace: [ 1342.890960][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.891021][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.891098][ T32] r4:00000000 [ 1342.891126][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.891171][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.891221][ T32] 1d20: a78e0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.891258][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.891286][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.891313][ T32] r5:80070013 r4:80239bb0 [ 1342.891339][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.891395][ T32] r4:82ac11e4 [ 1342.891436][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.891486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.891537][ T32] r4:e0631dc0 [ 1342.891578][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.891634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.891659][ T32] r4:00000000 [ 1342.892226][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.892724][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.892795][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.892874][ T32] r5:00001000 r4:e01cf000 [ 1342.892956][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.893100][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.893152][ T32] r5:8436478c r4:84364400 [ 1342.893175][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.893254][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.893281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.893334][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.893407][ T32] r4:8494cf80 [ 1342.893434][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.893531][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.893560][ T32] r4:00000001 [ 1342.893582][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.893622][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.893703][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.893764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.893820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.893870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.893910][ T32] r4:84be4100 [ 1342.893987][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.894024][ T32] INFO: task kworker/1:586:4913 blocked for more than 469 seconds. [ 1342.894060][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1342.894107][ T32] task:kworker/1:586 state:D stack:0 pid:4913 tgid:4913 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1342.894307][ T32] r4:84976c00 [ 1342.894353][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.894402][ T32] r5:84976c00 r4:829188d8 [ 1342.894424][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.894466][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.894518][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1342.894571][ T32] r4:00000000 [ 1342.894698][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.894745][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.894818][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.894869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd3c0 [ 1342.894894][ T32] r4:00000000 [ 1342.894928][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.894982][ T32] r9:83018205 r8:84976c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1342.895005][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.895049][ T32] r5:00001000 r4:eb1d9000 [ 1342.895120][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.895174][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.895220][ T32] r5:853aaf8c r4:853aac00 [ 1342.895239][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.895287][ T32] r7:ddde2d80 r6:83018200 r5:853aaf8c r4:851cc200 [ 1342.895311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.895386][ T32] r10:61c88647 r9:84976c00 r8:851cc22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.895414][ T32] r4:851cc200 [ 1342.895442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.909423][ T32] r10:00000000 r9:851cc200 r8:8027f5e8 r7:eb451e60 r6:851c6700 r5:84976c00 [ 1342.909483][ T32] r4:00000001 [ 1342.909567][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.909633][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1342.909883][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.909920][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.909950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.909982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.910006][ T32] r4:851cd380 [ 1342.910503][ T32] INFO: task kworker/1:586:4913 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.910579][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.910776][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.910898][ T32] Call trace: [ 1342.910953][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.911011][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.911038][ T32] r4:00000000 [ 1342.911059][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.911128][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.911165][ T32] 1d20: a7d95000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.911236][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.911286][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.911346][ T32] r5:80070013 r4:80239bb0 [ 1342.911371][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.911442][ T32] r4:82ac11e4 [ 1342.911465][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.911525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.911554][ T32] r4:e0631dc0 [ 1342.911574][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.911620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.911651][ T32] r4:00000000 [ 1342.911672][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.911735][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.911819][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.911870][ T32] r5:00001000 r4:e01cf000 [ 1342.911891][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.911935][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.911980][ T32] r5:8436478c r4:84364400 [ 1342.912038][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.912100][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.912123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.912174][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.912203][ T32] r4:8494cf80 [ 1342.912260][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.912316][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.912342][ T32] r4:00000001 [ 1342.912362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.912400][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.912428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.912457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.912485][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.912516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.912538][ T32] r4:84be4100 [ 1342.912558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.912587][ T32] INFO: task kworker/1:587:4914 blocked for more than 469 seconds. [ 1342.912620][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.912654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.912675][ T32] task:kworker/1:587 state:D stack:0 pid:4914 tgid:4914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.912723][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.912765][ T32] Call trace: [ 1342.912832][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.912888][ T32] r10:829188dc r9:eb461d84 r8:00000002 r7:60000013 r6:eb461d8c r5:84973c00 [ 1342.912912][ T32] r4:84973c00 [ 1342.913287][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.913340][ T32] r5:84973c00 r4:829188d8 [ 1342.913413][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.913494][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.913549][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 [ 1342.913661][ T32] r4:00000000 [ 1342.913688][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.913731][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.913770][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.913816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd700 [ 1342.913867][ T32] r4:00000000 [ 1342.914029][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.914148][ T32] r9:83018205 r8:84973c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1342.914195][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.914244][ T32] r5:00001000 r4:eb203000 [ 1342.914265][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.914306][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.914445][ T32] r5:853abb8c r4:853ab800 [ 1342.914473][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.914529][ T32] r7:ddde2d80 r6:83018200 r5:853abb8c r4:851cc280 [ 1342.914553][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.914604][ T32] r10:61c88647 r9:84973c00 r8:851cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.914635][ T32] r4:851cc280 [ 1342.914658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.914708][ T32] r10:00000000 r9:851cc280 r8:8027f5e8 r7:eb451e60 r6:851c6780 r5:84973c00 [ 1342.914734][ T32] r4:00000001 [ 1342.914754][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.914791][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) [ 1342.914853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.914905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.914937][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.914970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.915028][ T32] r4:851cd380 [ 1342.915373][ T32] INFO: task kworker/1:587:4914 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.915442][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.940384][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.940560][ T32] Call trace: [ 1342.940652][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.940782][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.940841][ T32] r4:00000000 [ 1342.940891][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.940985][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.941058][ T32] 1d20: a7f32000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.941214][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.941296][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.941359][ T32] r5:80070013 r4:80239bb0 [ 1342.941406][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.941523][ T32] r4:82ac11e4 [ 1342.941612][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.941761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.941823][ T32] r4:e0631dc0 [ 1342.941871][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.941969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.942022][ T32] r4:00000000 [ 1342.942085][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.942177][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.942256][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.942310][ T32] r5:00001000 r4:e01cf000 [ 1342.942332][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.942373][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.942420][ T32] r5:8436478c r4:84364400 [ 1342.942466][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.942522][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.942543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.942613][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.942664][ T32] r4:8494cf80 [ 1342.942714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.942770][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.942794][ T32] r4:00000001 [ 1342.942814][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.942872][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.942956][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.942995][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.943077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.943112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.943189][ T32] r4:84be4100 [ 1342.943298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.943350][ T32] INFO: task kworker/1:588:4916 blocked for more than 469 seconds. [ 1342.943389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.943416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.943466][ T32] task:kworker/1:588 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.943543][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.943657][ T32] Call trace: [ 1342.943847][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.943904][ T32] r10:829188dc r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:84974800 [ 1342.943929][ T32] r4:84974800 [ 1342.943974][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.944022][ T32] r5:84974800 r4:829188d8 [ 1342.944044][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.944192][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.944332][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 1342.944365][ T32] r4:00000000 [ 1342.944386][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.944428][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.944518][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.944572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd5c0 [ 1342.944639][ T32] r4:00000000 [ 1342.944664][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.944764][ T32] r9:83018205 r8:84974800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1342.944802][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.944851][ T32] r5:00001000 r4:eb1fb000 [ 1342.944885][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.944930][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.944976][ T32] r5:853ab78c r4:853ab400 [ 1342.944996][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.945070][ T32] r7:ddde2d80 r6:83018200 r5:853ab78c r4:851cc300 [ 1342.945096][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.945147][ T32] r10:61c88647 r9:84974800 r8:851cc32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.945171][ T32] r4:851cc300 [ 1342.945191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.945238][ T32] r10:00000000 r9:851cc300 r8:8027f5e8 r7:eb461e60 r6:851c6800 r5:84974800 [ 1342.945262][ T32] r4:00000001 [ 1342.945283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.945362][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1342.945451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.956229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.956378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.956473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.956508][ T32] r4:851cd4c0 [ 1342.957014][ T32] INFO: task kworker/1:588:4916 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.957054][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.957155][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.957217][ T32] Call trace: [ 1342.957276][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.957340][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.957365][ T32] r4:00000000 [ 1342.957437][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.957497][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.957558][ T32] 1d20: a80a8000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.957597][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.957634][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.957802][ T32] r5:80070013 r4:80239bb0 [ 1342.957831][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.957884][ T32] r4:82ac11e4 [ 1342.957905][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.957957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.957984][ T32] r4:e0631dc0 [ 1342.958004][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.958051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.958099][ T32] r4:00000000 [ 1342.958152][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.958212][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.958235][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.958280][ T32] r5:00001000 r4:e01cf000 [ 1342.958318][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.958368][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.958416][ T32] r5:8436478c r4:84364400 [ 1342.958437][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.958589][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.958615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.958728][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.958771][ T32] r4:8494cf80 [ 1342.958813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.958869][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.958894][ T32] r4:00000001 [ 1342.958914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.958951][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.958980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.959009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.959040][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.959101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.959193][ T32] r4:84be4100 [ 1342.959218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.959249][ T32] INFO: task kworker/1:589:4919 blocked for more than 469 seconds. [ 1342.959285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.959421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.959449][ T32] task:kworker/1:589 state:D stack:0 pid:4919 tgid:4919 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.959498][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.959555][ T32] Call trace: [ 1342.959642][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.959749][ T32] r10:829188dc r9:eb471d84 r8:00000002 r7:60000113 r6:eb471d8c r5:843a0c00 [ 1342.959786][ T32] r4:843a0c00 [ 1342.959808][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.959853][ T32] r5:843a0c00 r4:829188d8 [ 1342.959874][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.959915][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.959965][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb471e08 [ 1342.959988][ T32] r4:00000000 [ 1342.960009][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.960074][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.960117][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.960179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cd980 [ 1342.960207][ T32] r4:00000000 [ 1342.960227][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.960276][ T32] r9:83018205 r8:843a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1342.960322][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.960373][ T32] r5:00001000 r4:eb225000 [ 1342.960395][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.960436][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.960480][ T32] r5:853abf8c r4:853abc00 [ 1342.960500][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.960548][ T32] r7:ddde2d80 r6:83018200 r5:853abf8c r4:851cc380 [ 1342.960582][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.960645][ T32] r10:61c88647 r9:843a0c00 r8:851cc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.960695][ T32] r4:851cc380 [ 1342.960721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.960798][ T32] r10:00000000 r9:851cc380 r8:8027f5e8 r7:eb461e60 r6:851c6880 r5:843a0c00 [ 1342.960851][ T32] r4:00000001 [ 1342.960874][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.960916][ T32] Exception stack(0xeb471fb0 to 0xeb471ff8) [ 1342.960946][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.961002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.961036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.961174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.961201][ T32] r4:851cd740 [ 1342.961527][ T32] INFO: task kworker/1:589:4919 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.961584][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.961833][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.961898][ T32] Call trace: [ 1342.961933][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.961988][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.962033][ T32] r4:00000000 [ 1342.962058][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.962125][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.962161][ T32] 1d20: a80a8000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.962242][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.962277][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.962306][ T32] r5:80070013 r4:80239bb0 [ 1342.962326][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1342.962606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1342.963258][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1342.963512][ T32] r4:8494cf80 ** 2 printk messages dropped ** [ 1342.963607][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.963839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.964204][ T32] task:kworker/0:309 state:D stack:0 pid:4921 tgid:4921 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.964735][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 [ 1342.964818][ T32] r4:00000000 [ 1342.964853][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.964951][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.964994][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.965067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5080 [ 1342.965094][ T32] r4:00000000 [ 1342.965192][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.965246][ T32] r9:83018005 r8:843a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1342.965304][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.965414][ T32] r5:00001000 r4:eb273000 [ 1342.965506][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.988362][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.988534][ T32] r5:8533438c r4:85334000 [ 1342.988631][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.988746][ T32] r7:dddced80 r6:83018000 r5:8533438c r4:851c6900 [ 1342.988797][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.988898][ T32] r10:61c88647 r9:843a1800 r8:851c692c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.988948][ T32] r4:851c6900 [ 1342.988992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.989092][ T32] r10:00000000 r9:851c6900 r8:8027f5e8 r7:eb289e60 r6:851c6980 r5:843a1800 [ 1342.989142][ T32] r4:00000001 [ 1342.989186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.989264][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1342.989327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.989390][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.989456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.989520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.989569][ T32] r4:850f5fc0 [ 1342.990486][ T32] INFO: task kworker/0:309:4921 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1342.990571][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.990801][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.990905][ T32] Call trace: [ 1342.990975][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1342.991086][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1342.991138][ T32] r4:00000000 [ 1342.991184][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.991273][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1342.991342][ T32] 1d20: a8394000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1342.991409][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1342.991478][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1342.991507][ T32] r5:80070013 r4:80239bb0 [ 1342.991543][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.991595][ T32] r4:82ac11e4 [ 1342.991616][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.991681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1342.991709][ T32] r4:e0631dc0 [ 1342.991729][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.991777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1342.991800][ T32] r4:00000000 [ 1342.991819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.991869][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1342.991896][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.991942][ T32] r5:00001000 r4:e01cf000 [ 1342.991979][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.992025][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.992070][ T32] r5:8436478c r4:84364400 [ 1342.992090][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.992139][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1342.992159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.992211][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.992306][ T32] r4:8494cf80 [ 1342.992352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.992404][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1342.992427][ T32] r4:00000001 [ 1342.992448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.992484][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1342.992512][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.992558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.992591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.992623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.992652][ T32] r4:84be4100 [ 1342.992675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.992704][ T32] INFO: task kworker/1:590:4924 blocked for more than 469 seconds. [ 1342.992737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.992764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.992785][ T32] task:kworker/1:590 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.992892][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.992935][ T32] Call trace: [ 1342.993686][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1342.993746][ T32] r10:829188dc r9:eb475d84 r8:00000002 r7:60000013 r6:eb475d8c r5:843a2400 [ 1342.993873][ T32] r4:843a2400 [ 1342.993900][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1342.993956][ T32] r5:843a2400 r4:829188d8 [ 1342.993982][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.994025][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.994077][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb475e08 [ 1342.994101][ T32] r4:00000000 [ 1342.994121][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1342.994197][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1342.994303][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1342.994353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cda40 [ 1342.994377][ T32] r4:00000000 [ 1342.994398][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1342.994479][ T32] r9:83018205 r8:843a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1342.994511][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1342.994635][ T32] r5:00001000 r4:eb23b000 [ 1342.994661][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1342.994706][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.994751][ T32] r5:853b038c r4:853b0000 [ 1342.994833][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.994886][ T32] r7:ddde2d80 r6:83018200 r5:853b038c r4:851cc400 [ 1342.994907][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1342.995114][ T32] r10:00000000 r9:851cc400 r8:8027f5e8 r7:eb471e60 r6:851c6a00 r5:843a2400 ** 7 printk messages dropped ** [ 1342.995405][ T32] r4:851cd740 ** 2 printk messages dropped ** [ 1343.016629][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.016897][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1343.017121][ T32] r4:82ac11e4 [ 1343.017142][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.017189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.017213][ T32] r4:e0631dc0 [ 1343.017238][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.017313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.017355][ T32] r4:00000000 [ 1343.017430][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.017487][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.017510][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.017606][ T32] r5:00001000 r4:e01cf000 [ 1343.017636][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.017845][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.017901][ T32] r5:8436478c r4:84364400 [ 1343.017924][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.017976][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.018128][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.018184][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.018209][ T32] r4:8494cf80 [ 1343.018229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.018278][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.018301][ T32] r4:00000001 [ 1343.018321][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.018358][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.018401][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.018435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.018463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.018506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.018533][ T32] r4:84be4100 [ 1343.018558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.018632][ T32] INFO: task kworker/1:591:4925 blocked for more than 469 seconds. [ 1343.018673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.018699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.018749][ T32] task:kworker/1:591 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.018802][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.018877][ T32] Call trace: [ 1343.018912][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.018963][ T32] r10:829188dc r9:eb479d84 r8:00000002 r7:60000013 r6:eb479d8c r5:843a3000 [ 1343.018987][ T32] r4:843a3000 [ 1343.019008][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.019051][ T32] r5:843a3000 r4:829188d8 [ 1343.019072][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.019138][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.019195][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 [ 1343.019220][ T32] r4:00000000 [ 1343.019240][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.019294][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.019338][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.019383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cdb80 [ 1343.019406][ T32] r4:00000000 [ 1343.019451][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.019555][ T32] r9:83018205 r8:843a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1343.019581][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.019639][ T32] r5:00001000 r4:eb243000 [ 1343.019665][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.019709][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.019766][ T32] r5:853b078c r4:853b0400 [ 1343.019790][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.019840][ T32] r7:ddde2d80 r6:83018200 r5:853b078c r4:851cc480 [ 1343.019863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.019913][ T32] r10:61c88647 r9:843a3000 r8:851cc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.019987][ T32] r4:851cc480 [ 1343.020041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.020096][ T32] r10:00000000 r9:851cc480 r8:8027f5e8 r7:eb475e60 r6:851c6a80 r5:843a3000 [ 1343.020120][ T32] r4:00000001 [ 1343.020165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.020255][ T32] Exception stack(0xeb479fb0 to 0xeb479ff8) [ 1343.020287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.020317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.020345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.020401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.020434][ T32] r4:851cd880 [ 1343.020804][ T32] INFO: task kworker/1:591:4925 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 4 printk messages dropped ** [ 1343.021186][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1343.021423][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1343.021631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 8 printk messages dropped ** [ 1343.022263][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.022458][ T32] r5:8436478c r4:84364400 [ 1343.022504][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.022604][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.022660][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.022795][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.022857][ T32] r4:8494cf80 [ 1343.022908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.023015][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.023069][ T32] r4:00000001 [ 1343.023115][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.023227][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.023295][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.023358][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.023415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.023491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.023546][ T32] r4:84be4100 [ 1343.023607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.023844][ T32] INFO: task kworker/1:592:4927 blocked for more than 469 seconds. [ 1343.023884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.023911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.023939][ T32] task:kworker/1:592 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.024579][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.025167][ T32] r9:83018205 r8:843a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 ** 1 printk messages dropped ** [ 1343.025314][ T32] r5:00001000 r4:eb255000 [ 1343.025364][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.058499][ T32] r7:ddde2d80 r6:83018200 r5:853b0b8c r4:851cc500 ** 4 printk messages dropped ** [ 1343.058905][ T32] r10:00000000 r9:851cc500 r8:8027f5e8 r7:eb479e60 r6:851c6b00 r5:843a3c00 ** 7 printk messages dropped ** [ 1343.059304][ T32] r4:851cdbc0 ** 2 printk messages dropped ** [ 1343.060031][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.060493][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1343.060862][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.060988][ T32] r4:e0631dc0 ** 4 printk messages dropped ** [ 1343.061319][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1343.061921][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 4 printk messages dropped ** [ 1343.062268][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1343.062938][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1343.063448][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.063989][ T32] r5:843a4800 r4:829188d8 ** 3 printk messages dropped ** [ 1343.064231][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.064481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e41c0 ** 4 printk messages dropped ** [ 1343.064885][ T32] r5:00001000 r4:eb49b000 [ 1343.064925][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.065373][ T32] r7:ddde2d80 r6:83018200 r5:853b178c r4:851cc580 ** 5 printk messages dropped ** [ 1343.082951][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.083088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.083117][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.083150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.083175][ T32] r4:851cdc80 [ 1343.083667][ T32] INFO: task kworker/1:593:4929 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.083706][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.083778][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.083832][ T32] Call trace: [ 1343.083980][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.084042][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.084068][ T32] r4:00000000 [ 1343.084093][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.084139][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.084172][ T32] 1d20: a8cb4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.084220][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.084255][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.084294][ T32] r5:80070013 r4:80239bb0 [ 1343.084321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.084368][ T32] r4:82ac11e4 [ 1343.084440][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.084536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.084635][ T32] r4:e0631dc0 [ 1343.084662][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.084711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.084736][ T32] r4:00000000 [ 1343.084756][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.084808][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.084830][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.084877][ T32] r5:00001000 r4:e01cf000 [ 1343.084898][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.084939][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.084985][ T32] r5:8436478c r4:84364400 [ 1343.085016][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.085071][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.085125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.085237][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.085293][ T32] r4:8494cf80 [ 1343.085347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.085484][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.098356][ T32] r4:00000001 [ 1343.098425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.098567][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.098618][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.098692][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.098728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.098762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.098785][ T32] r4:84be4100 [ 1343.098860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.098911][ T32] INFO: task kworker/1:594:4930 blocked for more than 469 seconds. [ 1343.098991][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.099051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.099084][ T32] task:kworker/1:594 state:D stack:0 pid:4930 tgid:4930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.099196][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.099289][ T32] Call trace: [ 1343.099337][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.099394][ T32] r10:829188dc r9:eb485d84 r8:00000002 r7:60000013 r6:eb485d8c r5:843a5400 [ 1343.099419][ T32] r4:843a5400 [ 1343.099439][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.099482][ T32] r5:843a5400 r4:829188d8 [ 1343.099503][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.099577][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.099648][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb485e08 [ 1343.099736][ T32] r4:00000000 [ 1343.099798][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.099886][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.099978][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.100071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cdec0 [ 1343.100159][ T32] r4:00000000 [ 1343.100241][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.100360][ T32] r9:83018205 r8:843a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1343.100412][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.100508][ T32] r5:00001000 r4:eb261000 [ 1343.100551][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.100641][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.100740][ T32] r5:853b0f8c r4:853b0c00 [ 1343.100785][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.100886][ T32] r7:ddde2d80 r6:83018200 r5:853b0f8c r4:851cc600 ** 4 printk messages dropped ** [ 1343.101255][ T32] r10:00000000 r9:851cc600 r8:8027f5e8 r7:eb481e60 r6:851c6c00 r5:843a5400 ** 9 printk messages dropped ** [ 1343.102306][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.103100][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 9 printk messages dropped ** [ 1343.103848][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.104247][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1343.104790][ T32] r4:8494cf80 ** 2 printk messages dropped ** [ 1343.105007][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.125972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.126061][ T32] r4:84be4100 [ 1343.126091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.126124][ T32] INFO: task kworker/1:595:4933 blocked for more than 469 seconds. [ 1343.126161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.126202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.126254][ T32] task:kworker/1:595 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.126332][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.126395][ T32] Call trace: [ 1343.126429][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.126486][ T32] r10:829188dc r9:eb46dd84 r8:00000002 r7:60000013 r6:eb46dd8c r5:843a6000 [ 1343.126512][ T32] r4:843a6000 [ 1343.126534][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.126580][ T32] r5:843a6000 r4:829188d8 [ 1343.126633][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.126704][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.126775][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb46de08 [ 1343.126825][ T32] r4:00000000 [ 1343.126849][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.126894][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.126936][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.126992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4000 [ 1343.127020][ T32] r4:00000000 [ 1343.127041][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.127094][ T32] r9:83018205 r8:843a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1343.127143][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.127206][ T32] r5:00001000 r4:eb491000 [ 1343.127232][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.127276][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.127322][ T32] r5:853b138c r4:853b1000 [ 1343.127342][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.127394][ T32] r7:ddde2d80 r6:83018200 r5:853b138c r4:851cc680 [ 1343.127415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.127465][ T32] r10:61c88647 r9:843a6000 r8:851cc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.127489][ T32] r4:851cc680 [ 1343.127508][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.127557][ T32] r10:00000000 r9:851cc680 r8:8027f5e8 r7:eb481e60 r6:851c6d00 r5:843a6000 [ 1343.127603][ T32] r4:00000001 [ 1343.127632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.127675][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1343.127705][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.127735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.127762][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.127794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.127816][ T32] r4:851cde40 [ 1343.128298][ T32] INFO: task kworker/1:595:4933 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.128333][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.128394][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.128439][ T32] Call trace: [ 1343.128470][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.128522][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.128560][ T32] r4:00000000 [ 1343.128585][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.128633][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.128665][ T32] 1d20: a945a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.128698][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.128750][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.128781][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1343.128874][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.129061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1343.129329][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1343.129487][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.129839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.130117][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.130396][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1343.130737][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.130894][ T32] r5:00001000 r4:eb48b000 ** 1 printk messages dropped ** [ 1343.130963][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.131554][ T32] r10:00000000 r9:851c6c80 r8:8027f5e8 r7:eb289e60 r6:851c6d80 r5:843a6c00 ** 7 printk messages dropped ** [ 1343.131838][ T32] r4:851d5040 ** 2 printk messages dropped ** [ 1343.132272][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.132706][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 10 printk messages dropped ** [ 1343.133139][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1343.133496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.133760][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1343.133834][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.133866][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.133897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.133947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.133982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.134005][ T32] r4:84be4100 [ 1343.134025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.134061][ T32] INFO: task kworker/0:311:4936 blocked for more than 469 seconds. [ 1343.134092][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.134144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.134169][ T32] task:kworker/0:311 state:D stack:0 pid:4936 tgid:4936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.134242][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.134329][ T32] Call trace: [ 1343.134369][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.134420][ T32] r10:829188dc r9:eb439d84 r8:00000002 r7:60000113 r6:eb439d8c r5:843a0000 [ 1343.134461][ T32] r4:843a0000 [ 1343.134487][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.134542][ T32] r5:843a0000 r4:829188d8 [ 1343.134566][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.134609][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.134669][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1343.134693][ T32] r4:00000000 [ 1343.134714][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.134754][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.134793][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.134839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489cec0 [ 1343.134863][ T32] r4:00000000 [ 1343.134889][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.134940][ T32] r9:83018005 r8:843a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1343.134962][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.135008][ T32] r5:00001000 r4:e49ed000 [ 1343.135029][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.135086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.135135][ T32] r5:85335b8c r4:85335800 [ 1343.135156][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.135204][ T32] r7:dddced80 r6:83018000 r5:85335b8c r4:851c6e00 [ 1343.135247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.135344][ T32] r10:61c88647 r9:843a0000 r8:851c6e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.135371][ T32] r4:851c6e00 [ 1343.135413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.153791][ T32] r10:00000000 r9:851c6e00 r8:8027f5e8 r7:eb289e60 r6:851c6e80 r5:843a0000 [ 1343.153971][ T32] r4:00000001 [ 1343.154002][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.154184][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1343.154222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.154266][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.154299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.154331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.154358][ T32] r4:851d5280 [ 1343.154802][ T32] INFO: task kworker/0:311:4936 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.154840][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.154912][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.154964][ T32] Call trace: [ 1343.154998][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.155055][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.155081][ T32] r4:00000000 [ 1343.155101][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.155155][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.155192][ T32] 1d20: a9657000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.155236][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.155306][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.155343][ T32] r5:80070013 r4:80239bb0 [ 1343.155365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.155474][ T32] r4:82ac11e4 [ 1343.168164][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.168243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.168270][ T32] r4:e0631dc0 [ 1343.168292][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.168342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.168366][ T32] r4:00000000 [ 1343.168386][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.168437][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.168460][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.168508][ T32] r5:00001000 r4:e01cf000 [ 1343.168528][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.168569][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.168616][ T32] r5:8436478c r4:84364400 [ 1343.168645][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.168699][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.168740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.168821][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.168850][ T32] r4:8494cf80 [ 1343.168894][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1343.169120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.169449][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.169755][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1343.170184][ T32] r9:83018205 r8:85368000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 ** 1 printk messages dropped ** [ 1343.170273][ T32] r5:00001000 r4:eb4a1000 ** 4 printk messages dropped ** [ 1343.170506][ T32] r7:ddde2d80 r6:83018200 r5:853b1b8c r4:851cc700 ** 4 printk messages dropped ** [ 1343.170737][ T32] r10:00000000 r9:851cc700 r8:8027f5e8 r7:eb481e60 r6:851c6f00 r5:85368000 ** 6 printk messages dropped ** [ 1343.170988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1343.171719][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1343.172020][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.172205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1343.172597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.172828][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1343.173039][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1343.173212][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.173445][ T32] r5:8536a400 r4:829188d8 ** 2 printk messages dropped ** [ 1343.173558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 ** 4 printk messages dropped ** [ 1343.173751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4380 [ 1343.173776][ T32] r4:00000000 [ 1343.173797][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.173846][ T32] r9:83018205 r8:8536a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1343.173868][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.173931][ T32] r5:00001000 r4:eb4b3000 [ 1343.173954][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.173999][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.174068][ T32] r5:853b1f8c r4:853b1c00 [ 1343.174094][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.174182][ T32] r7:ddde2d80 r6:83018200 r5:853b1f8c r4:851cc780 [ 1343.174206][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.174259][ T32] r10:61c88647 r9:8536a400 r8:851cc7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.174282][ T32] r4:851cc780 [ 1343.174301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.174348][ T32] r10:00000000 r9:851cc780 r8:8027f5e8 r7:eb4a9e60 r6:851c6f80 r5:8536a400 [ 1343.174371][ T32] r4:00000001 [ 1343.174401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.174464][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1343.174497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.174528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.174558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.174590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.174634][ T32] r4:851e42c0 [ 1343.174921][ T32] INFO: task kworker/1:597:4942 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.174956][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.175059][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.175105][ T32] Call trace: [ 1343.175135][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.175188][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.175212][ T32] r4:00000000 [ 1343.175232][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.175295][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.175358][ T32] 1d20: a9a84000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.175394][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.175484][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.195851][ T32] r5:80070013 r4:80239bb0 [ 1343.195898][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.195966][ T32] r4:82ac11e4 [ 1343.195990][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.196041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.196067][ T32] r4:e0631dc0 [ 1343.196088][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.196137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.196163][ T32] r4:00000000 [ 1343.196184][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.196237][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.196260][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.196309][ T32] r5:00001000 r4:e01cf000 [ 1343.196330][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.196374][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.196422][ T32] r5:8436478c r4:84364400 [ 1343.196468][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.196527][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.196551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.196635][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.196666][ T32] r4:8494cf80 [ 1343.196688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.196765][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.196816][ T32] r4:00000001 [ 1343.196842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.196884][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.196918][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.196950][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.196979][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.197011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.197035][ T32] r4:84be4100 [ 1343.197072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.197130][ T32] INFO: task kworker/1:598:4943 blocked for more than 469 seconds. [ 1343.197190][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1343.197363][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.197744][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.198084][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.198254][ T32] r5:00001000 r4:eb4b9000 [ 1343.198278][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.198441][ T32] r7:ddde2d80 r6:83018200 r5:853b238c r4:851cc880 ** 3 printk messages dropped ** [ 1343.198559][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1343.198861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1343.199618][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1343.199964][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.200129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1343.200652][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.201015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.201403][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.201697][ T32] r5:8536b000 r4:829188d8 ** 5 printk messages dropped ** [ 1343.201943][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.202247][ T32] r5:00001000 r4:e05ab000 [ 1343.202271][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.202333][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.202392][ T32] r5:853b338c r4:853b3000 [ 1343.202461][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.202527][ T32] r7:ddde2d80 r6:83018200 r5:853b338c r4:851cc900 [ 1343.202552][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.202611][ T32] r10:61c88647 r9:8536b000 r8:851cc92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.202644][ T32] r4:851cc900 [ 1343.202664][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.202713][ T32] r10:00000000 r9:851cc900 r8:8027f5e8 r7:eb4d5e60 r6:851d6080 r5:8536b000 [ 1343.202737][ T32] r4:00000001 [ 1343.202769][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.202851][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1343.202900][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.202934][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.202963][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.203020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.203047][ T32] r4:851e43c0 [ 1343.203362][ T32] INFO: task kworker/1:599:4944 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.203395][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.203478][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.203524][ T32] Call trace: [ 1343.203554][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.203634][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.203663][ T32] r4:00000000 [ 1343.203701][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.203747][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.203777][ T32] 1d20: a9f9b000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.203809][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.203837][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.203862][ T32] r5:80070013 r4:80239bb0 [ 1343.203886][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.203952][ T32] r4:82ac11e4 [ 1343.203976][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.204025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.204048][ T32] r4:e0631dc0 [ 1343.204067][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.204124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.204151][ T32] r4:00000000 [ 1343.204172][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.204222][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.204244][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.204291][ T32] r5:00001000 r4:e01cf000 [ 1343.204311][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.204352][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.204409][ T32] r5:8436478c r4:84364400 [ 1343.204433][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.204484][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.204505][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.204556][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.204580][ T32] r4:8494cf80 [ 1343.204599][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.204656][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.204682][ T32] r4:00000001 [ 1343.204702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.204738][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1343.204901][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1343.205109][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.205386][ T32] r5:85369800 r4:829188d8 ** 5 printk messages dropped ** [ 1343.218280][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.218622][ T32] r5:00001000 r4:eb4cb000 [ 1343.218652][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.218700][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.218898][ T32] r10:61c88647 r9:85369800 r8:851cc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.219179][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.220026][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1343.220356][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.220511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1343.220890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.221144][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1343.221468][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1343.221849][ T32] r4:8536bc00 ** 3 printk messages dropped ** [ 1343.221977][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.222027][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1343.222049][ T32] r4:00000000 [ 1343.222069][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.222109][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.222147][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.222193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4840 [ 1343.222216][ T32] r4:00000000 [ 1343.222236][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.222285][ T32] r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1343.222307][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.222352][ T32] r5:00001000 r4:dfa6b000 [ 1343.222382][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.222427][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.222472][ T32] r5:853b2b8c r4:853b2800 [ 1343.222491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.222538][ T32] r7:ddde2d80 r6:83018200 r5:853b2b8c r4:851cc980 [ 1343.222559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.222636][ T32] r10:61c88647 r9:8536bc00 r8:851cc9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.222665][ T32] r4:851cc980 [ 1343.222685][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.222737][ T32] r10:00000000 r9:851cc980 r8:8027f5e8 r7:eb4d9e60 r6:851d6180 r5:8536bc00 [ 1343.222761][ T32] r4:00000001 [ 1343.222781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.222852][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1343.222884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.222938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.222995][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.223029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.223053][ T32] r4:851e4500 [ 1343.223373][ T32] INFO: task kworker/1:601:4949 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.223411][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.223472][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.223518][ T32] Call trace: [ 1343.223573][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.223635][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.223684][ T32] r4:00000000 [ 1343.223709][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.223752][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.223782][ T32] 1d20: a9f9b000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.223813][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.223880][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.223925][ T32] r5:80070013 r4:80239bb0 [ 1343.223948][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.224001][ T32] r4:82ac11e4 [ 1343.224022][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.224069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.224130][ T32] r4:e0631dc0 [ 1343.224154][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.224202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.224225][ T32] r4:00000000 [ 1343.224244][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.224316][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.224344][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.224390][ T32] r5:00001000 r4:e01cf000 [ 1343.224412][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.224453][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.224498][ T32] r5:8436478c r4:84364400 [ 1343.224518][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.224567][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.224601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.224666][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.224690][ T32] r4:8494cf80 [ 1343.224710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.224759][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.224839][ T32] r4:00000001 [ 1343.224863][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.224902][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.224929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.224959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.224987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.225042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.225091][ T32] r4:84be4100 [ 1343.225115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.225141][ T32] INFO: task kworker/1:602:4950 blocked for more than 469 seconds. [ 1343.225169][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.225193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.225213][ T32] task:kworker/1:602 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.225264][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.225360][ T32] Call trace: [ 1343.225423][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.250247][ T32] r10:829188dc r9:eb4edd84 r8:00000002 r7:60000013 r6:eb4edd8c r5:8536d400 ** 10 printk messages dropped ** [ 1343.250721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4900 [ 1343.250744][ T32] r4:00000000 [ 1343.250764][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.250817][ T32] r9:83018205 r8:8536d400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1343.250839][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.250888][ T32] r5:00001000 r4:e002f000 [ 1343.250909][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.250951][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.250997][ T32] r5:853b2f8c r4:853b2c00 [ 1343.251018][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.251069][ T32] r7:ddde2d80 r6:83018200 r5:853b2f8c r4:851cca80 [ 1343.251090][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.251139][ T32] r10:61c88647 r9:8536d400 r8:851ccaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.251178][ T32] r4:851cca80 [ 1343.251203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.251254][ T32] r10:00000000 r9:851cca80 r8:8027f5e8 r7:eb4d9e60 r6:851d6200 r5:8536d400 ** 5 printk messages dropped ** [ 1343.251526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.252350][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1343.252696][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.252907][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.253218][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1343.253359][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1343.253781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1343.254270][ T32] r10:829188dc r9:eb4f5d84 r8:00000002 r7:60000113 r6:eb4f5d8c r5:8536ec00 ** 8 printk messages dropped ** [ 1343.254786][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.255076][ T32] r5:00001000 r4:eabad000 [ 1343.255106][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.255283][ T32] r7:ddde2d80 r6:83018200 r5:853b3f8c r4:851cca00 ** 7 printk messages dropped ** [ 1343.268297][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) ** 5 printk messages dropped ** [ 1343.268994][ T32] INFO: task kworker/1:603:4952 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 7 printk messages dropped ** [ 1343.269430][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1343.269768][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.269970][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.270171][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.270679][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1343.270941][ T32] INFO: task kworker/1:604:4954 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.271352][ T32] r5:8536e000 r4:829188d8 [ 1343.271371][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.271412][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.271485][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1343.271509][ T32] r4:00000000 [ 1343.271530][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.271581][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.271638][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.271689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e4bc0 [ 1343.271714][ T32] r4:00000000 [ 1343.271762][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.271822][ T32] r9:83018205 r8:8536e000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.271844][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.271900][ T32] r5:00001000 r4:e07c1000 [ 1343.271948][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.271994][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.272040][ T32] r5:853b378c r4:853b3400 [ 1343.272077][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.272128][ T32] r7:ddde2d80 r6:83018200 r5:853b378c r4:851ccb00 [ 1343.272149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.272218][ T32] r10:61c88647 r9:8536e000 r8:851ccb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.272247][ T32] r4:851ccb00 [ 1343.272267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.272343][ T32] r10:00000000 r9:851ccb00 r8:8027f5e8 r7:eb4f5e60 r6:851d6300 r5:8536e000 [ 1343.272401][ T32] r4:00000001 [ 1343.272423][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.272460][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1343.272487][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.272517][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.272564][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.272599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.272629][ T32] r4:851e4cc0 [ 1343.272944][ T32] INFO: task kworker/1:604:4954 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.272988][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.273051][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.273096][ T32] Call trace: [ 1343.273127][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.273181][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.273205][ T32] r4:00000000 [ 1343.273225][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.273286][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.273321][ T32] 1d20: aa939000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.273353][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.273382][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.273409][ T32] r5:80070013 r4:80239bb0 [ 1343.273429][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.273472][ T32] r4:82ac11e4 [ 1343.273492][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.273549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.273576][ T32] r4:e0631dc0 [ 1343.273596][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.273689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.273719][ T32] r4:00000000 [ 1343.273740][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.273813][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.273848][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.273917][ T32] r5:00001000 r4:e01cf000 [ 1343.273940][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.274012][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.274062][ T32] r5:8436478c r4:84364400 [ 1343.274082][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.274131][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.274182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.274236][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.274263][ T32] r4:8494cf80 [ 1343.274286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.274340][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.274365][ T32] r4:00000001 [ 1343.274394][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.274458][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.274510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.274557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.274588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.274627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.274652][ T32] r4:84be4100 [ 1343.274673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.274719][ T32] INFO: task kworker/1:605:4956 blocked for more than 469 seconds. [ 1343.274752][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.274777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.274811][ T32] task:kworker/1:605 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1343.275061][ T32] r4:8536c800 ** 4 printk messages dropped ** [ 1343.275272][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 ** 9 printk messages dropped ** [ 1343.300089][ T32] r5:00001000 r4:e8a19000 [ 1343.300111][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1343.300247][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.300316][ T32] r7:ddde2d80 r6:83018200 r5:853b3b8c r4:851ccb80 [ 1343.300392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.300448][ T32] r10:61c88647 r9:8536c800 r8:851ccbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.300477][ T32] r4:851ccb80 [ 1343.300498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.300569][ T32] r10:00000000 r9:851ccb80 r8:8027f5e8 r7:eb4f5e60 r6:851d6380 r5:8536c800 [ 1343.300618][ T32] r4:00000001 [ 1343.300652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.300693][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1343.300724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.300755][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.300793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.300837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.300877][ T32] r4:851e4c80 [ 1343.301377][ T32] INFO: task kworker/1:605:4956 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.301436][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.301531][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.301586][ T32] Call trace: [ 1343.301632][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.301743][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.301801][ T32] r4:00000000 [ 1343.301865][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.301925][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.301960][ T32] 1d20: aae89000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.301994][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.302040][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.302071][ T32] r5:80070013 r4:80239bb0 [ 1343.302102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.302148][ T32] r4:82ac11e4 [ 1343.302169][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.302225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.302252][ T32] r4:e0631dc0 [ 1343.302294][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.302350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.302373][ T32] r4:00000000 [ 1343.302393][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.302443][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 5 printk messages dropped ** [ 1343.302682][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.302999][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.303218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1343.303676][ T32] r10:829188dc r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:849c0c00 ** 8 printk messages dropped ** [ 1343.304039][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.304360][ T32] r5:00001000 r4:eabf5000 [ 1343.304383][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1343.304501][ T32] r5:853b438c r4:853b4000 ** 3 printk messages dropped ** [ 1343.304682][ T32] r10:61c88647 r9:849c0c00 r8:851ccc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1343.305057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.318021][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.318216][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1343.318654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 8 printk messages dropped ** [ 1343.319118][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.319530][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1343.319837][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1343.320071][ T32] r10:829188dc r9:eb531d84 r8:00000002 r7:60000013 r6:eb531d8c r5:849c0000 ** 5 printk messages dropped ** [ 1343.320346][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 ** 2 printk messages dropped ** [ 1343.320436][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.320477][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.320535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2040 [ 1343.320559][ T32] r4:00000000 [ 1343.320578][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.320637][ T32] r9:83018205 r8:849c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1343.320659][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.320714][ T32] r5:00001000 r4:eb00d000 [ 1343.320739][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.320781][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.320826][ T32] r5:853b4b8c r4:853b4800 [ 1343.320881][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.320934][ T32] r7:ddde2d80 r6:83018200 r5:853b4b8c r4:851ccc80 [ 1343.320966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.321028][ T32] r10:61c88647 r9:849c0000 r8:851cccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.321056][ T32] r4:851ccc80 [ 1343.321075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.321123][ T32] r10:00000000 r9:851ccc80 r8:8027f5e8 r7:eb529e60 r6:851d6480 r5:849c0000 [ 1343.321146][ T32] r4:00000001 [ 1343.321186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.321260][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) [ 1343.321291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.321321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.321348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.321380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.321411][ T32] r4:8489cb40 [ 1343.321944][ T32] INFO: task kworker/1:607:4960 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.321985][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.322045][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.322090][ T32] Call trace: [ 1343.322120][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.322193][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.322252][ T32] r4:00000000 [ 1343.322296][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.322340][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.322370][ T32] 1d20: ab06d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.322424][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.322455][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.322481][ T32] r5:80070013 r4:80239bb0 [ 1343.322522][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.322577][ T32] r4:82ac11e4 [ 1343.322621][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.322672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.322696][ T32] r4:e0631dc0 [ 1343.322715][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.322760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.322814][ T32] r4:00000000 [ 1343.322839][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.322909][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.322935][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.322981][ T32] r5:00001000 r4:e01cf000 [ 1343.323000][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.323041][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.323085][ T32] r5:8436478c r4:84364400 [ 1343.323105][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.323153][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.323174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.323223][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1343.323338][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 10 printk messages dropped ** [ 1343.323739][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1343.324037][ T32] r10:829188dc r9:eb539d84 r8:00000002 r7:60000113 r6:eb539d8c r5:849c1800 ** 8 printk messages dropped ** [ 1343.324415][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.324705][ T32] r5:00001000 r4:ead4b000 ** 1 printk messages dropped ** [ 1343.324812][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.325188][ T32] r10:00000000 r9:851ccd00 r8:8027f5e8 r7:eb531e60 r6:851d6500 r5:849c1800 ** 8 printk messages dropped ** [ 1343.346411][ T32] INFO: task kworker/1:608:4962 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 9 printk messages dropped ** [ 1343.346958][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1343.347257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1343.347691][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.347929][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1343.348170][ T32] INFO: task kworker/1:609:4964 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1343.348579][ T32] r4:849c2400 ** 4 printk messages dropped ** [ 1343.348805][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 ** 8 printk messages dropped ** [ 1343.349111][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.349284][ T32] r5:853b638c r4:853b6000 [ 1343.349304][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.349351][ T32] r7:ddde2d80 r6:83018200 r5:853b638c r4:851ccd80 [ 1343.349372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.349421][ T32] r10:61c88647 r9:849c2400 r8:851ccdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.349444][ T32] r4:851ccd80 [ 1343.349496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.349548][ T32] r10:00000000 r9:851ccd80 r8:8027f5e8 r7:eb531e60 r6:851d6580 r5:849c2400 [ 1343.349571][ T32] r4:00000001 [ 1343.349619][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.349735][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1343.349784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.349828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.349857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.349888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.349934][ T32] r4:853f20c0 [ 1343.350233][ T32] INFO: task kworker/1:609:4964 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.350280][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.350365][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.350410][ T32] Call trace: [ 1343.350440][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.350492][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.350527][ T32] r4:00000000 [ 1343.350551][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.350592][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.350627][ T32] 1d20: ab47e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.350660][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.350699][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.350730][ T32] r5:80070013 r4:80239bb0 [ 1343.350750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.350793][ T32] r4:82ac11e4 [ 1343.350838][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.350889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.350942][ T32] r4:e0631dc0 [ 1343.350966][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.351012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.351035][ T32] r4:00000000 [ 1343.351086][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.351149][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.351174][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.351220][ T32] r5:00001000 r4:e01cf000 [ 1343.351240][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.351281][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.351326][ T32] r5:8436478c r4:84364400 [ 1343.351346][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.351394][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.351435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.351498][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.351525][ T32] r4:8494cf80 [ 1343.351562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.351620][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.351644][ T32] r4:00000001 [ 1343.351665][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.351701][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.351729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.351769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.351811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.351882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.351975][ T32] r4:84be4100 [ 1343.352020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.352046][ T32] INFO: task kworker/1:610:4966 blocked for more than 469 seconds. [ 1343.352087][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.352115][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.352138][ T32] task:kworker/1:610 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.352229][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.352273][ T32] Call trace: [ 1343.352311][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.352362][ T32] r10:829188dc r9:eb549d84 r8:00000002 r7:60000013 r6:eb549d8c r5:849c3000 [ 1343.352405][ T32] r4:849c3000 [ 1343.352431][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.352475][ T32] r5:849c3000 r4:829188d8 [ 1343.352514][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.352559][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.352610][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 ** 5 printk messages dropped ** [ 1343.352822][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.353025][ T32] r5:00001000 r4:eb029000 [ 1343.353045][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.353086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.353263][ T32] r7:ddde2d80 r6:83018200 r5:853b4f8c r4:851cce00 ** 9 printk messages dropped ** [ 1343.353616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.354197][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.354477][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 7 printk messages dropped ** [ 1343.354773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 9 printk messages dropped ** [ 1343.355219][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.381432][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.381825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1343.382295][ T32] r10:829188dc r9:eb551d84 r8:00000002 r7:60000013 r6:eb551d8c r5:849c3c00 ** 2 printk messages dropped ** [ 1343.382441][ T32] r5:849c3c00 r4:829188d8 [ 1343.382494][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.382544][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.382595][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1343.382625][ T32] r4:00000000 [ 1343.382646][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.382687][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.382748][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.382824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2300 [ 1343.382867][ T32] r4:00000000 [ 1343.382890][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.382943][ T32] r9:83018205 r8:849c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.382966][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.383010][ T32] r5:00001000 r4:eb04b000 [ 1343.383030][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.383071][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.383116][ T32] r5:853b538c r4:853b5000 [ 1343.383136][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.383184][ T32] r7:ddde2d80 r6:83018200 r5:853b538c r4:851cce80 [ 1343.383205][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.383272][ T32] r10:61c88647 r9:849c3c00 r8:851cceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.383320][ T32] r4:851cce80 [ 1343.383351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.383412][ T32] r10:00000000 r9:851cce80 r8:8027f5e8 r7:eb541e60 r6:851d6680 r5:849c3c00 [ 1343.383440][ T32] r4:00000001 [ 1343.383460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.383498][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) [ 1343.383527][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.383557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.383584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.383620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.383676][ T32] r4:853f2440 [ 1343.384187][ T32] INFO: task kworker/1:611:4968 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.384264][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.384342][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.384444][ T32] Call trace: [ 1343.384493][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.384553][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.384579][ T32] r4:00000000 [ 1343.384623][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.384692][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.384727][ T32] 1d20: ab9ff000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.384788][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.384884][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.384924][ T32] r5:80070013 r4:80239bb0 [ 1343.384966][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.385034][ T32] r4:82ac11e4 [ 1343.385064][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1343.385444][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1343.401825][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.402178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.402540][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.402720][ T32] r4:849c4800 ** 4 printk messages dropped ** [ 1343.402916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 ** 9 printk messages dropped ** [ 1343.403260][ T32] r5:00001000 r4:eb05b000 [ 1343.403280][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.403544][ T32] r7:ddde2d80 r6:83018200 r5:853b578c r4:851ccf00 ** 5 printk messages dropped ** [ 1343.403792][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.404017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1343.404944][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.405188][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1343.418409][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.418648][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.418809][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.418834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.418890][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.418914][ T32] r4:8494cf80 [ 1343.418934][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.418984][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.419007][ T32] r4:00000001 [ 1343.419027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.419064][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.419095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.419124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.419151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.419184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.419209][ T32] r4:84be4100 [ 1343.419234][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.419276][ T32] INFO: task kworker/1:613:4973 blocked for more than 469 seconds. [ 1343.419312][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.419339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.419361][ T32] task:kworker/1:613 state:D stack:0 pid:4973 tgid:4973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.419419][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.419465][ T32] Call trace: [ 1343.419500][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.419554][ T32] r10:829188dc r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:84976000 [ 1343.419578][ T32] r4:84976000 [ 1343.419600][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.419698][ T32] r5:84976000 r4:829188d8 [ 1343.419733][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.419778][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.419829][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1343.419853][ T32] r4:00000000 [ 1343.419879][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.419920][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.419960][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.420011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2500 [ 1343.420037][ T32] r4:00000000 [ 1343.420070][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.420135][ T32] r9:83018205 r8:84976000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1343.420161][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.420207][ T32] r5:00001000 r4:eb073000 [ 1343.420237][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.420284][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.420329][ T32] r5:853b5b8c r4:853b5800 [ 1343.420349][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.420397][ T32] r7:ddde2d80 r6:83018200 r5:853b5b8c r4:851ccf80 [ 1343.420418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.420477][ T32] r10:61c88647 r9:84976000 r8:851ccfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.420509][ T32] r4:851ccf80 [ 1343.420531][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.420583][ T32] r10:00000000 r9:851ccf80 r8:8027f5e8 r7:eb541e60 r6:851d6780 r5:84976000 ** 2 printk messages dropped ** [ 1343.420697][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) ** 5 printk messages dropped ** [ 1343.421339][ T32] INFO: task kworker/1:613:4973 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 9 printk messages dropped ** [ 1343.421857][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 12 printk messages dropped ** [ 1343.422312][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.422722][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.422991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.423200][ T32] task:kworker/1:614 state:D stack:0 pid:4975 tgid:4975 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.423693][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.423914][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.424034][ T32] r5:00001000 r4:eb08f000 ** 4 printk messages dropped ** [ 1343.424222][ T32] r7:ddde2d80 r6:83018200 r5:853b5f8c r4:853fe000 ** 7 printk messages dropped ** [ 1343.424505][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) ** 5 printk messages dropped ** [ 1343.425039][ T32] INFO: task kworker/1:614:4975 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 9 printk messages dropped ** [ 1343.443751][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 6 printk messages dropped ** [ 1343.444273][ T32] r4:e0631dc0 [ 1343.444345][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.444450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.444503][ T32] r4:00000000 [ 1343.444566][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.444677][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.444745][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.444849][ T32] r5:00001000 r4:e01cf000 [ 1343.444911][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.445000][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.445094][ T32] r5:8436478c r4:84364400 [ 1343.445141][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.445242][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.445290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.445392][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.445445][ T32] r4:8494cf80 [ 1343.456334][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.456587][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.456661][ T32] r4:00000001 [ 1343.456718][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.456811][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.456894][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.456996][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.457078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.457169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.457229][ T32] r4:84be4100 [ 1343.457284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.457352][ T32] INFO: task kworker/1:615:4978 blocked for more than 469 seconds. [ 1343.457425][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.457481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.457529][ T32] task:kworker/1:615 state:D stack:0 pid:4978 tgid:4978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.457734][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.457867][ T32] Call trace: [ 1343.457974][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.458094][ T32] r10:829188dc r9:eb579d84 r8:00000002 r7:60000013 r6:eb579d8c r5:85428000 [ 1343.458151][ T32] r4:85428000 [ 1343.458212][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.458311][ T32] r5:85428000 r4:829188d8 [ 1343.458356][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.458456][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.458557][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1343.458608][ T32] r4:00000000 [ 1343.458673][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.458779][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.458910][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.459036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2940 [ 1343.459179][ T32] r4:00000000 [ 1343.459241][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.459351][ T32] r9:83018205 r8:85428000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 1 printk messages dropped ** [ 1343.459492][ T32] r5:00001000 r4:eb0b5000 [ 1343.459538][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.460098][ T32] r10:61c88647 r9:85428000 r8:853fe0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1343.462207][ T32] Call trace: ** 7 printk messages dropped ** [ 1343.462906][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1343.463629][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1343.464422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.465200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1343.489289][ T32] r5:8542b000 r4:829188d8 ** 9 printk messages dropped ** [ 1343.489831][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1343.490094][ T32] r5:853b778c r4:853b7400 ** 6 printk messages dropped ** [ 1343.490384][ T32] r10:00000000 r9:853fe100 r8:8027f5e8 r7:eb579e60 r6:851d6900 r5:8542b000 ** 8 printk messages dropped ** [ 1343.491170][ T32] INFO: task kworker/1:616:4979 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 9 printk messages dropped ** [ 1343.492066][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 19 printk messages dropped ** [ 1343.493241][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.493762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.493796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.493820][ T32] r4:84be4100 [ 1343.493842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.493902][ T32] INFO: task kworker/1:617:4980 blocked for more than 470 seconds. [ 1343.493937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.493989][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.494015][ T32] task:kworker/1:617 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.494065][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.494136][ T32] Call trace: [ 1343.494228][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.494282][ T32] r10:829188dc r9:eb495d84 r8:00000002 r7:60000113 r6:eb495d8c r5:853e0c00 [ 1343.494306][ T32] r4:853e0c00 [ 1343.494326][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.494370][ T32] r5:853e0c00 r4:829188d8 [ 1343.494390][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.494432][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.494482][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb495e08 [ 1343.494530][ T32] r4:00000000 [ 1343.494554][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.494596][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.494634][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.494681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2ac0 [ 1343.494716][ T32] r4:00000000 [ 1343.494741][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.494818][ T32] r9:83018205 r8:853e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1343.494845][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.494896][ T32] r5:00001000 r4:eb2c9000 [ 1343.494941][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.494987][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.495033][ T32] r5:853b6b8c r4:853b6800 [ 1343.495066][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.495118][ T32] r7:ddde2d80 r6:83018200 r5:853b6b8c r4:853fe180 [ 1343.495153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.495208][ T32] r10:61c88647 r9:853e0c00 r8:853fe1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.495233][ T32] r4:853fe180 [ 1343.495277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.495331][ T32] r10:00000000 r9:853fe180 r8:8027f5e8 r7:eb57de60 r6:853fe200 r5:853e0c00 [ 1343.495368][ T32] r4:00000001 [ 1343.495398][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.495441][ T32] Exception stack(0xeb495fb0 to 0xeb495ff8) ** 1 printk messages dropped ** [ 1343.512449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.513440][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.513587][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 11 printk messages dropped ** [ 1343.514140][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1343.514555][ T32] r4:8494cf80 ** 2 printk messages dropped ** [ 1343.514712][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.515015][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1343.515397][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.522560][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.522950][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.523242][ T32] r7:ddde2d80 r6:83018200 r5:853b6f8c r4:853fe280 ** 11 printk messages dropped ** [ 1343.523689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1343.525105][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 15 printk messages dropped ** [ 1343.539700][ T32] r5:8436478c r4:84364400 ** 9 printk messages dropped ** [ 1343.540218][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 2 printk messages dropped ** [ 1343.540311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.540354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.540382][ T32] r4:84be4100 [ 1343.540408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.540450][ T32] INFO: task kworker/1:619:4986 blocked for more than 470 seconds. [ 1343.540486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.540538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.540665][ T32] task:kworker/1:619 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.540743][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.540789][ T32] Call trace: [ 1343.540850][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.540914][ T32] r10:829188dc r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:853e3000 [ 1343.540938][ T32] r4:853e3000 [ 1343.540959][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.541003][ T32] r5:853e3000 r4:829188d8 [ 1343.541024][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.541091][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.541176][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1343.541204][ T32] r4:00000000 [ 1343.541267][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.541390][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.541435][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.541482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f2cc0 [ 1343.541506][ T32] r4:00000000 [ 1343.541525][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.541574][ T32] r9:83018205 r8:853e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1343.541596][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.541641][ T32] r5:00001000 r4:eb2e3000 [ 1343.541703][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.541749][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.541806][ T32] r5:853b738c r4:853b7000 [ 1343.541829][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.541890][ T32] r7:ddde2d80 r6:83018200 r5:853b738c r4:853fe380 [ 1343.541911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.541961][ T32] r10:61c88647 r9:853e3000 r8:853fe3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.541985][ T32] r4:853fe380 [ 1343.542056][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.542113][ T32] r10:00000000 r9:853fe380 r8:8027f5e8 r7:eb57de60 r6:853fe400 r5:853e3000 [ 1343.542138][ T32] r4:00000001 [ 1343.542183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.542250][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1343.542282][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.542312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.542352][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.542420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.542454][ T32] r4:853f2bc0 [ 1343.542967][ T32] INFO: task kworker/1:619:4986 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.543007][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.543110][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.543166][ T32] Call trace: [ 1343.543205][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.543260][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.543285][ T32] r4:00000000 [ 1343.543306][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.543346][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.543376][ T32] 1d20: acec6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.543408][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.543436][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.543536][ T32] r5:80070013 r4:80239bb0 [ 1343.543575][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.543624][ T32] r4:82ac11e4 [ 1343.543645][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1343.543954][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.544105][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.544150][ T32] r5:8436478c r4:84364400 [ 1343.544170][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.544218][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.544239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.544289][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.544312][ T32] r4:8494cf80 [ 1343.544357][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.544438][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.544466][ T32] r4:00000001 [ 1343.544488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.544552][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.544645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.544680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.544715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.544748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.544772][ T32] r4:84be4100 [ 1343.544793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.544875][ T32] INFO: task kworker/1:620:4987 blocked for more than 470 seconds. [ 1343.544920][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.544979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.545005][ T32] task:kworker/1:620 state:D stack:0 pid:4987 tgid:4987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.545054][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.545148][ T32] Call trace: [ 1343.545198][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.545251][ T32] r10:829188dc r9:eb4a5d84 r8:00000002 r7:60000113 r6:eb4a5d8c r5:853e3c00 [ 1343.545276][ T32] r4:853e3c00 [ 1343.545361][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.545412][ T32] r5:853e3c00 r4:829188d8 [ 1343.545434][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.571864][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.571969][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a5e08 [ 1343.571997][ T32] r4:00000000 [ 1343.572020][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.572064][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.572156][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.572261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85411040 [ 1343.572294][ T32] r4:00000000 [ 1343.572317][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.572371][ T32] r9:83018205 r8:853e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1343.572395][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.572444][ T32] r5:00001000 r4:eb317000 [ 1343.572465][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.572507][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.572578][ T32] r5:853b7f8c r4:853b7c00 [ 1343.572768][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.572826][ T32] r7:ddde2d80 r6:83018200 r5:853b7f8c r4:853fe480 [ 1343.572848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.572906][ T32] r10:61c88647 r9:853e3c00 r8:853fe4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.572930][ T32] r4:853fe480 [ 1343.572950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.573000][ T32] r10:00000000 r9:853fe480 r8:8027f5e8 r7:eb57de60 r6:853fe500 r5:853e3c00 [ 1343.573024][ T32] r4:00000001 [ 1343.573044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.573093][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1343.573125][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.573156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.573184][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.573215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.573253][ T32] r4:853f2bc0 [ 1343.573783][ T32] INFO: task kworker/1:620:4987 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.573827][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.573954][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.574006][ T32] Call trace: [ 1343.574425][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.574484][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.574510][ T32] r4:00000000 [ 1343.574624][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.574931][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.574970][ T32] 1d20: ad373000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.575007][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.575035][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.575066][ T32] r5:80070013 r4:80239bb0 ** 1 printk messages dropped ** [ 1343.575177][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.584528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 6 printk messages dropped ** [ 1343.584803][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.585508][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.585969][ T32] r4:8494cf80 [ 1343.586002][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.586065][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.586089][ T32] r4:00000001 [ 1343.586111][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.586150][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.586182][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.586228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.586262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.586456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.586565][ T32] r4:84be4100 [ 1343.586593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.586628][ T32] INFO: task kworker/1:621:4989 blocked for more than 470 seconds. [ 1343.586743][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.586775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.586799][ T32] task:kworker/1:621 state:D stack:0 pid:4989 tgid:4989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.586865][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.586916][ T32] Call trace: [ 1343.587060][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.587122][ T32] r10:829188dc r9:eb595d84 r8:00000002 r7:60000113 r6:eb595d8c r5:8542a400 [ 1343.587172][ T32] r4:8542a400 [ 1343.587197][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.587243][ T32] r5:8542a400 r4:829188d8 [ 1343.587265][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.587308][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.587359][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 1343.587383][ T32] r4:00000000 [ 1343.587403][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.587442][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.587483][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.587528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e40c0 [ 1343.587551][ T32] r4:00000000 [ 1343.587572][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.587643][ T32] r9:83018205 r8:8542a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1343.587669][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.587715][ T32] r5:00001000 r4:eb305000 [ 1343.587736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.587779][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.587848][ T32] r5:853b7b8c r4:853b7800 [ 1343.587879][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.587930][ T32] r7:ddde2d80 r6:83018200 r5:853b7b8c r4:853fe580 [ 1343.587953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.588004][ T32] r10:61c88647 r9:8542a400 r8:853fe5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.588027][ T32] r4:853fe580 [ 1343.588047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.588133][ T32] r10:00000000 r9:853fe580 r8:8027f5e8 r7:eb4a5e60 r6:851d6980 r5:8542a400 [ 1343.588161][ T32] r4:00000001 [ 1343.588182][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.588219][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 1343.588248][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.588277][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.588305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.588336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.588359][ T32] r4:85411000 [ 1343.588838][ T32] INFO: task kworker/1:621:4989 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.588878][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.589113][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.589316][ T32] Call trace: [ 1343.589534][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.589615][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.589668][ T32] r4:00000000 [ 1343.589696][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.589739][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.589770][ T32] 1d20: ad373000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.589870][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.589904][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.589931][ T32] r5:80070013 r4:80239bb0 [ 1343.590150][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.590307][ T32] r4:82ac11e4 [ 1343.590332][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.590384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.590408][ T32] r4:e0631dc0 [ 1343.590427][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.591188][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.591921][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1343.592197][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.592225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.592256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.592286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.592342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.592370][ T32] r4:84be4100 [ 1343.592401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.592429][ T32] INFO: task kworker/1:622:4990 blocked for more than 470 seconds. [ 1343.592458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.592508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.592535][ T32] task:kworker/1:622 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.592683][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.593265][ T32] Call trace: [ 1343.593301][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.593353][ T32] r10:829188dc r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:8542bc00 [ 1343.593378][ T32] r4:8542bc00 [ 1343.593398][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.593441][ T32] r5:8542bc00 r4:829188d8 [ 1343.593461][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.593554][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.593610][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1343.593711][ T32] r4:00000000 [ 1343.593737][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.593803][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.593847][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.593899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85411580 [ 1343.593977][ T32] r4:00000000 [ 1343.594001][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.594051][ T32] r9:83018205 r8:8542bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1343.594073][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.594118][ T32] r5:00001000 r4:eb36b000 [ 1343.594137][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.594370][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.594568][ T32] r5:85498f8c r4:85498c00 [ 1343.594592][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.594642][ T32] r7:ddde2d80 r6:83018200 r5:85498f8c r4:853fe600 [ 1343.594664][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.594716][ T32] r10:61c88647 r9:8542bc00 r8:853fe62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.594764][ T32] r4:853fe600 [ 1343.594806][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.594865][ T32] r10:00000000 r9:853fe600 r8:8027f5e8 r7:eb4a5e60 r6:851d6a00 r5:8542bc00 [ 1343.594890][ T32] r4:00000001 [ 1343.594910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.594946][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1343.594974][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.595003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.595030][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.595142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.595171][ T32] r4:85411000 [ 1343.619732][ T32] INFO: task kworker/1:622:4990 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.619852][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.619955][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.620043][ T32] Call trace: [ 1343.620083][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.620147][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.620172][ T32] r4:00000000 [ 1343.620194][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.620297][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.620334][ T32] 1d20: ad6f2000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.620368][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.620397][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.620423][ T32] r5:80070013 r4:80239bb0 [ 1343.620443][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.620527][ T32] r4:82ac11e4 [ 1343.620577][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1343.620659][ T32] r4:e0631dc0 ** 3 printk messages dropped ** [ 1343.620768][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1343.620916][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1343.621323][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1343.621498][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.621645][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 2 printk messages dropped ** [ 1343.621790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.621926][ T32] INFO: task kworker/1:623:4992 blocked for more than 470 seconds. ** 3 printk messages dropped ** [ 1343.622057][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.622182][ T32] r10:829188dc r9:eb589d84 r8:00000002 r7:60000113 r6:eb589d8c r5:853e4800 [ 1343.622207][ T32] r4:853e4800 [ 1343.622227][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.622270][ T32] r5:853e4800 r4:829188d8 [ 1343.622315][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.622362][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.622419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 1343.622457][ T32] r4:00000000 [ 1343.622507][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.622552][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.622591][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.622639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85411240 [ 1343.622706][ T32] r4:00000000 [ 1343.622730][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.622779][ T32] r9:83018205 r8:853e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1343.622801][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.622846][ T32] r5:00001000 r4:eb327000 [ 1343.622872][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.622939][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.622996][ T32] r5:8549838c r4:85498000 [ 1343.623041][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.623094][ T32] r7:ddde2d80 r6:83018200 r5:8549838c r4:853fe680 [ 1343.623117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.623167][ T32] r10:61c88647 r9:853e4800 r8:853fe6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.623191][ T32] r4:853fe680 [ 1343.623211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.623260][ T32] r10:00000000 r9:853fe680 r8:8027f5e8 r7:eb599e60 r6:853fe700 r5:853e4800 [ 1343.623285][ T32] r4:00000001 [ 1343.623356][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.623397][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1343.623452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.623549][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.623581][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.623624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.623651][ T32] r4:85411000 [ 1343.624124][ T32] INFO: task kworker/1:623:4992 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.624183][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.624247][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.624293][ T32] Call trace: [ 1343.624323][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.624376][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.624399][ T32] r4:00000000 [ 1343.624419][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.624485][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.624571][ T32] 1d20: ad6f2000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.624701][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.624733][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.624761][ T32] r5:80070013 r4:80239bb0 [ 1343.624782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.624825][ T32] r4:82ac11e4 [ 1343.624844][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.624897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.624922][ T32] r4:e0631dc0 [ 1343.624943][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.625001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.625056][ T32] r4:00000000 [ 1343.625104][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.625158][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.625180][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.625226][ T32] r5:00001000 r4:e01cf000 [ 1343.625261][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.625306][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.625353][ T32] r5:8436478c r4:84364400 [ 1343.625388][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.625448][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.625470][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.625520][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.625543][ T32] r4:8494cf80 [ 1343.641513][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.641641][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.641700][ T32] r4:00000001 [ 1343.641723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.641765][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.641797][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.641828][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.641862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.641896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.641922][ T32] r4:84be4100 [ 1343.641947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.641978][ T32] INFO: task kworker/1:624:4995 blocked for more than 470 seconds. [ 1343.642035][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.642066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.642091][ T32] task:kworker/1:624 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.642148][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.642198][ T32] Call trace: [ 1343.642246][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.642303][ T32] r10:829188dc r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:853e5400 [ 1343.642329][ T32] r4:853e5400 [ 1343.642351][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.642421][ T32] r5:853e5400 r4:829188d8 [ 1343.642447][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.642646][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1343.642812][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.642871][ T32] r9:83018205 r8:853e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.642895][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.642942][ T32] r5:00001000 r4:eb339000 [ 1343.643010][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.643057][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.643118][ T32] r5:8549878c r4:85498400 [ 1343.643143][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.643193][ T32] r7:ddde2d80 r6:83018200 r5:8549878c r4:853fe780 [ 1343.643216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.643267][ T32] r10:61c88647 r9:853e5400 r8:853fe7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.643307][ T32] r4:853fe780 [ 1343.643379][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.643488][ T32] r10:00000000 r9:853fe780 r8:8027f5e8 r7:eb599e60 r6:853fe800 r5:853e5400 [ 1343.643516][ T32] r4:00000001 [ 1343.643536][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.643655][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1343.643752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.643786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.643815][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.643865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.643892][ T32] r4:85411480 [ 1343.644351][ T32] INFO: task kworker/1:624:4995 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.644386][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.644450][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.644496][ T32] Call trace: [ 1343.644528][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.644581][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.644605][ T32] r4:00000000 [ 1343.644626][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.644667][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.644710][ T32] 1d20: adbc8000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.644878][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.644911][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.645012][ T32] r5:80070013 r4:80239bb0 [ 1343.645037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.645082][ T32] r4:82ac11e4 [ 1343.645167][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.645220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 6 printk messages dropped ** [ 1343.645532][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1343.656787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1343.657405][ T32] r4:853e6000 ** 8 printk messages dropped ** [ 1343.657863][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.658143][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1343.658630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1343.659563][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 15 printk messages dropped ** [ 1343.660361][ T32] r5:8436478c r4:84364400 ** 9 printk messages dropped ** [ 1343.660769][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 10 printk messages dropped ** [ 1343.661085][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1343.661491][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1343.661617][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.661694][ T32] r9:83018205 r8:853e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.661717][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.661764][ T32] r5:00001000 r4:eb377000 [ 1343.661786][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.661827][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.661882][ T32] r5:8549938c r4:85499000 [ 1343.661902][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.661951][ T32] r7:ddde2d80 r6:83018200 r5:8549938c r4:853fe980 [ 1343.661972][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.662022][ T32] r10:61c88647 r9:853e6c00 r8:853fe9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.662046][ T32] r4:853fe980 [ 1343.662066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.662115][ T32] r10:00000000 r9:853fe980 r8:8027f5e8 r7:eb599e60 r6:853fea00 r5:853e6c00 [ 1343.662138][ T32] r4:00000001 [ 1343.662158][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.662194][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1343.662222][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.662332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.662366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.662399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.662447][ T32] r4:85411400 [ 1343.662734][ T32] INFO: task kworker/1:626:4998 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.662767][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.662924][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.662977][ T32] Call trace: [ 1343.663018][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.663077][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.663101][ T32] r4:00000000 [ 1343.663141][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.663223][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.663258][ T32] 1d20: adc72000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.663291][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.663319][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.663346][ T32] r5:80070013 r4:80239bb0 [ 1343.663367][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.663410][ T32] r4:82ac11e4 [ 1343.663498][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1343.663913][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.664384][ T32] r4:8494cf80 ** 4 printk messages dropped ** [ 1343.664544][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1343.664736][ T32] INFO: task kworker/1:627:5001 blocked for more than 470 seconds. [ 1343.664766][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.664790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.664811][ T32] task:kworker/1:627 state:D stack:0 pid:5001 tgid:5001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.664866][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.664939][ T32] Call trace: [ 1343.664978][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.665058][ T32] r10:829188dc r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:853e1800 [ 1343.665090][ T32] r4:853e1800 [ 1343.665113][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.665159][ T32] r5:853e1800 r4:829188d8 [ 1343.665179][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.665220][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.665270][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1343.665294][ T32] r4:00000000 [ 1343.665313][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.665381][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.665429][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.696049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854119c0 [ 1343.696152][ T32] r4:00000000 [ 1343.696181][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.696257][ T32] r9:83018205 r8:853e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1343.696295][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.696351][ T32] r5:00001000 r4:eb389000 [ 1343.696373][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.696617][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.696671][ T32] r5:8549978c r4:85499400 [ 1343.696695][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.696752][ T32] r7:ddde2d80 r6:83018200 r5:8549978c r4:853fea80 [ 1343.696774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.696825][ T32] r10:61c88647 r9:853e1800 r8:853feaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.696850][ T32] r4:853fea80 [ 1343.696933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.697042][ T32] r10:00000000 r9:853fea80 r8:8027f5e8 r7:eb58de60 r6:853feb00 r5:853e1800 [ 1343.697072][ T32] r4:00000001 [ 1343.697469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.697515][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1343.697784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.697822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.697852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.697987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.698095][ T32] r4:85411780 [ 1343.698590][ T32] INFO: task kworker/1:627:5001 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.698899][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.699051][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.699121][ T32] Call trace: [ 1343.699184][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1343.699891][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1343.700604][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.700885][ T32] r4:e0631dc0 [ 1343.700905][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.700952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.701113][ T32] r4:00000000 [ 1343.701138][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.701218][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.701244][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.701293][ T32] r5:00001000 r4:e01cf000 [ 1343.701613][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.701685][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.701735][ T32] r5:8436478c r4:84364400 [ 1343.701755][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.701805][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.701827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.701887][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.701915][ T32] r4:8494cf80 [ 1343.702316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.702395][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1343.702426][ T32] r4:00000001 [ 1343.702448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.702511][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.702712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.702746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.702775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.702891][ T32] r4:84be4100 ** 11 printk messages dropped ** [ 1343.703505][ T32] r5:853e0000 r4:829188d8 ** 7 printk messages dropped ** [ 1343.704303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85411ac0 ** 4 printk messages dropped ** [ 1343.704912][ T32] r5:00001000 r4:eb391000 ** 4 printk messages dropped ** [ 1343.736532][ T32] r7:ddde2d80 r6:83018200 r5:85499b8c r4:853feb80 [ 1343.736597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.736719][ T32] r10:61c88647 r9:853e0000 r8:853febac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.736773][ T32] r4:853feb80 [ 1343.736817][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.736923][ T32] r10:00000000 r9:853feb80 r8:8027f5e8 r7:eb5a9e60 r6:853fec00 r5:853e0000 [ 1343.736985][ T32] r4:00000001 [ 1343.737032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.737108][ T32] Exception stack(0xeb5adfb0 to 0xeb5adff8) [ 1343.737171][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.737231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.737285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.737484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1343.738807][ T32] Call trace: ** 9 printk messages dropped ** [ 1343.739701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1343.740918][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1343.741956][ T32] task:kworker/1:629 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1343.743466][ T32] r5:00001000 r4:eb3a7000 ** 1 printk messages dropped ** [ 1343.743584][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1343.745197][ T32] INFO: task kworker/1:629:5005 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 18 printk messages dropped ** [ 1343.769544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 15 printk messages dropped ** [ 1343.770728][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.771182][ T32] r4:84be4100 [ 1343.771255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.771328][ T32] INFO: task kworker/1:630:5007 blocked for more than 470 seconds. [ 1343.771396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.771475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.771522][ T32] task:kworker/1:630 state:D stack:0 pid:5007 tgid:5007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.771646][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.771755][ T32] Call trace: [ 1343.771827][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.771938][ T32] r10:829188dc r9:eb5b9d84 r8:00000002 r7:60000113 r6:eb5b9d8c r5:854d8c00 [ 1343.771984][ T32] r4:854d8c00 [ 1343.772032][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.772129][ T32] r5:854d8c00 r4:829188d8 [ 1343.772194][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.772290][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.772396][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1343.772453][ T32] r4:00000000 [ 1343.772502][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.772607][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.772700][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.772803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85411dc0 [ 1343.772857][ T32] r4:00000000 [ 1343.772920][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.773021][ T32] r9:83018205 r8:854d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 1 printk messages dropped ** [ 1343.773155][ T32] r5:00001000 r4:eb3b3000 ** 6 printk messages dropped ** [ 1343.773713][ T32] r10:61c88647 r9:854d8c00 r8:853fecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1343.775338][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1343.798717][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 17 printk messages dropped ** [ 1343.799461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.799597][ T32] r4:84be4100 [ 1343.799654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.799714][ T32] INFO: task kworker/1:631:5009 blocked for more than 470 seconds. [ 1343.799754][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.799780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.799825][ T32] task:kworker/1:631 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.799891][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.799936][ T32] Call trace: [ 1343.800043][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.800098][ T32] r10:829188dc r9:eb5bdd84 r8:00000002 r7:60000013 r6:eb5bdd8c r5:854d9800 [ 1343.800122][ T32] r4:854d9800 [ 1343.800143][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.800248][ T32] r5:854d9800 r4:829188d8 [ 1343.800273][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.800364][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.800436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 ** 9 printk messages dropped ** [ 1343.800929][ T32] r5:00001000 r4:eb3c5000 [ 1343.800952][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.801163][ T32] r7:ddde2d80 r6:83018200 r5:8549a78c r4:853fee80 ** 10 printk messages dropped ** [ 1343.801680][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1343.802751][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1343.803148][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1343.803647][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1343.804155][ T32] task:kworker/1:632 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1343.804819][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.804872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514c040 [ 1343.804898][ T32] r4:00000000 [ 1343.804993][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.805052][ T32] r9:83018205 r8:854da400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1343.805075][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.805121][ T32] r5:00001000 r4:eb50b000 [ 1343.805154][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.805199][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.805245][ T32] r5:8549ab8c r4:8549a800 [ 1343.805265][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.805314][ T32] r7:ddde2d80 r6:83018200 r5:8549ab8c r4:853fef80 [ 1343.805335][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.805385][ T32] r10:61c88647 r9:854da400 r8:853fefac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.805426][ T32] r4:853fef80 [ 1343.805515][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.823061][ T32] r10:00000000 r9:853fef80 r8:8027f5e8 r7:eb5bde60 r6:85151000 r5:854da400 [ 1343.823341][ T32] r4:00000001 [ 1343.823373][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.823437][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1343.823622][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.823658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.823688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.823723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.823748][ T32] r4:8514c000 [ 1343.824258][ T32] INFO: task kworker/1:632:5011 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.824312][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.824837][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 15 printk messages dropped ** [ 1343.840419][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1343.841180][ T32] INFO: task kworker/1:633:5013 blocked for more than 470 seconds. ** 12 printk messages dropped ** [ 1343.841891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 ** 9 printk messages dropped ** [ 1343.842362][ T32] r5:00001000 r4:eb5d7000 ** 6 printk messages dropped ** [ 1343.842617][ T32] r10:61c88647 r9:854db000 r8:851510ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1343.843097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1343.843925][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.843987][ T32] Call trace: [ 1343.844112][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.844168][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.844193][ T32] r4:00000000 [ 1343.844213][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.844292][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.844328][ T32] 1d20: aec55000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.844361][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.844389][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.844415][ T32] r5:80070013 r4:80239bb0 [ 1343.844435][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.844502][ T32] r4:82ac11e4 [ 1343.844527][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.844576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.844769][ T32] r4:e0631dc0 [ 1343.844793][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.844874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.844904][ T32] r4:00000000 [ 1343.844925][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.844977][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.844999][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.845068][ T32] r5:00001000 r4:e01cf000 [ 1343.845092][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.845136][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.845183][ T32] r5:8436478c r4:84364400 [ 1343.845204][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.845254][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 2 printk messages dropped ** [ 1343.845513][ T32] r4:8494cf80 ** 2 printk messages dropped ** [ 1343.860076][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1343.860180][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1343.860473][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1343.860787][ T32] r10:829188dc r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:854dbc00 ** 8 printk messages dropped ** [ 1343.861325][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.861623][ T32] r5:00001000 r4:eb5c9000 [ 1343.861686][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.861759][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.861822][ T32] r5:8549af8c r4:8549ac00 [ 1343.861847][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.861933][ T32] r7:ddde2d80 r6:83018200 r5:8549af8c r4:85151180 [ 1343.861960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.862014][ T32] r10:61c88647 r9:854dbc00 r8:851511ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.862038][ T32] r4:85151180 [ 1343.862059][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.862109][ T32] r10:00000000 r9:85151180 r8:8027f5e8 r7:eb5c5e60 r6:85151200 r5:854dbc00 [ 1343.862244][ T32] r4:00000001 [ 1343.862269][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.862324][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1343.862357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.862399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.862431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.862464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.862487][ T32] r4:8514c180 [ 1343.863025][ T32] INFO: task kworker/1:634:5015 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.863065][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.863129][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.863176][ T32] Call trace: [ 1343.863209][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.863262][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.863288][ T32] r4:00000000 [ 1343.863309][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.863351][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.863394][ T32] 1d20: aecd9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.863431][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.863534][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1343.863766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 11 printk messages dropped ** [ 1343.864463][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.865112][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1343.865365][ T32] r4:84be4100 ** 9 printk messages dropped ** [ 1343.879104][ T32] r4:854dc800 ** 3 printk messages dropped ** [ 1343.879235][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.879285][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1343.879309][ T32] r4:00000000 [ 1343.879330][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.879371][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.879412][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.879459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514c500 [ 1343.879506][ T32] r4:00000000 [ 1343.879557][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.879615][ T32] r9:83018205 r8:854dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1343.879641][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.879688][ T32] r5:00001000 r4:eb5dd000 [ 1343.879708][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.879749][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.879794][ T32] r5:8549b78c r4:8549b400 [ 1343.879826][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.879912][ T32] r7:ddde2d80 r6:83018200 r5:8549b78c r4:85151280 [ 1343.879949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.880005][ T32] r10:61c88647 r9:854dc800 r8:851512ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.880031][ T32] r4:85151280 [ 1343.880051][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.880101][ T32] r10:00000000 r9:85151280 r8:8027f5e8 r7:eb5c5e60 r6:85151300 r5:854dc800 [ 1343.880161][ T32] r4:00000001 [ 1343.880211][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.880253][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) ** 4 printk messages dropped ** [ 1343.880542][ T32] r4:8514c3c0 ** 2 printk messages dropped ** [ 1343.881174][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.881491][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 9 printk messages dropped ** [ 1343.881948][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.882206][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.882601][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 9 printk messages dropped ** [ 1343.883124][ T32] INFO: task kworker/1:636:5019 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.883438][ T32] r4:854dd400 ** 4 printk messages dropped ** [ 1343.883647][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e1e08 [ 1343.883672][ T32] r4:00000000 [ 1343.883692][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.883733][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.883772][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.883818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514c6c0 [ 1343.883842][ T32] r4:00000000 [ 1343.883862][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.883917][ T32] r9:83018205 r8:854dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1343.883941][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.883985][ T32] r5:00001000 r4:eb5eb000 [ 1343.884005][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.884047][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.884091][ T32] r5:8549bb8c r4:8549b800 [ 1343.884112][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.884161][ T32] r7:ddde2d80 r6:83018200 r5:8549bb8c r4:85151380 [ 1343.884183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.884255][ T32] r10:61c88647 r9:854dd400 r8:851513ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.884284][ T32] r4:85151380 [ 1343.884336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.884390][ T32] r10:00000000 r9:85151380 r8:8027f5e8 r7:eb5d5e60 r6:85151400 r5:854dd400 [ 1343.884451][ T32] r4:00000001 [ 1343.884478][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.884520][ T32] Exception stack(0xeb5e1fb0 to 0xeb5e1ff8) [ 1343.884550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.884580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.884608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.884650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.884678][ T32] r4:8514c600 [ 1343.885011][ T32] INFO: task kworker/1:636:5019 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.885047][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.885110][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.885155][ T32] Call trace: [ 1343.885186][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.885240][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.885265][ T32] r4:00000000 [ 1343.885285][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.885326][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.885356][ T32] 1d20: af103000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 10 printk messages dropped ** [ 1343.908938][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1343.909514][ T32] r4:8494cf80 ** 9 printk messages dropped ** [ 1343.909971][ T32] r4:84be4100 ** 11 printk messages dropped ** [ 1343.910516][ T32] r5:854de000 r4:829188d8 ** 12 printk messages dropped ** [ 1343.911308][ T32] r5:00001000 r4:eb5f1000 [ 1343.911332][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.911375][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.911470][ T32] r5:8549bf8c r4:8549bc00 [ 1343.911505][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.911592][ T32] r7:ddde2d80 r6:83018200 r5:8549bf8c r4:85151480 [ 1343.911625][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.911680][ T32] r10:61c88647 r9:854de000 r8:851514ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.911704][ T32] r4:85151480 [ 1343.911724][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.911772][ T32] r10:00000000 r9:85151480 r8:8027f5e8 r7:eb5e1e60 r6:85151500 r5:854de000 [ 1343.911796][ T32] r4:00000001 [ 1343.911836][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.911907][ T32] Exception stack(0xeb5e9fb0 to 0xeb5e9ff8) [ 1343.911960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.912017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.912068][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.912103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.912126][ T32] r4:8514c3c0 [ 1343.912646][ T32] INFO: task kworker/1:637:5021 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.912705][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.912770][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.912839][ T32] Call trace: [ 1343.912962][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.913025][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1343.913448][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1343.913896][ T32] r5:00001000 r4:e01cf000 ** 9 printk messages dropped ** [ 1343.914292][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 17 printk messages dropped ** [ 1343.915179][ T32] r4:854dec00 ** 7 printk messages dropped ** [ 1343.936828][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1343.937234][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1343.937989][ T32] r4:8514cac0 ** 10 printk messages dropped ** [ 1343.939149][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 3 printk messages dropped ** [ 1343.939315][ T32] r4:82ac11e4 [ 1343.939336][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.939382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1343.939426][ T32] r4:e0631dc0 [ 1343.939470][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.939538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1343.939567][ T32] r4:00000000 [ 1343.939626][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.939682][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.939705][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.939772][ T32] r5:00001000 r4:e01cf000 [ 1343.939816][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.939862][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.939935][ T32] r5:8436478c r4:84364400 [ 1343.939983][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.940039][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1343.940061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.940469][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.940829][ T32] task:kworker/1:639 state:D stack:0 pid:5025 tgid:5025 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.941430][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.941691][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.941864][ T32] r5:00001000 r4:eb613000 [ 1343.941891][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.942071][ T32] r7:ddde2d80 r6:83018200 r5:854a4b8c r4:85151680 ** 7 printk messages dropped ** [ 1343.942406][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) ** 7 printk messages dropped ** [ 1343.943131][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.943515][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 10 printk messages dropped ** [ 1343.943894][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1343.944325][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1343.944815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.944839][ T32] r4:84be4100 [ 1343.944893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.944945][ T32] INFO: task kworker/1:640:5027 blocked for more than 470 seconds. [ 1343.944998][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.945026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.945047][ T32] task:kworker/1:640 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.945120][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.945162][ T32] Call trace: [ 1343.945238][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.945319][ T32] r10:829188dc r9:eb609d84 r8:00000002 r7:60000013 r6:eb609d8c r5:854e0c00 [ 1343.945357][ T32] r4:854e0c00 [ 1343.945380][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.945424][ T32] r5:854e0c00 r4:829188d8 [ 1343.945444][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.966037][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.966178][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1343.966231][ T32] r4:00000000 [ 1343.966257][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.966322][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.966370][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.966439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514cb00 [ 1343.966467][ T32] r4:00000000 [ 1343.966488][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.966540][ T32] r9:83018205 r8:854e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1343.966562][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.966609][ T32] r5:00001000 r4:eb605000 [ 1343.966634][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.966702][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.966773][ T32] r5:854a478c r4:854a4400 [ 1343.966816][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.966878][ T32] r7:ddde2d80 r6:83018200 r5:854a478c r4:85151780 [ 1343.966901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.966954][ T32] r10:61c88647 r9:854e0c00 r8:851517ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.966977][ T32] r4:85151780 [ 1343.967018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.967086][ T32] r10:00000000 r9:85151780 r8:8027f5e8 r7:eb5fde60 r6:85151800 r5:854e0c00 [ 1343.967132][ T32] r4:00000001 [ 1343.967154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.967195][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1343.967237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.967291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.967346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.967977][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.968547][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1343.968921][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1343.969291][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1343.969507][ T32] r4:00000001 [ 1343.969530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.969568][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1343.969606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.969674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.969742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.969778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.969806][ T32] r4:84be4100 [ 1343.969850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.969903][ T32] INFO: task kworker/1:641:5029 blocked for more than 470 seconds. [ 1343.969959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.969988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.970011][ T32] task:kworker/1:641 state:D stack:0 pid:5029 tgid:5029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.970085][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.970131][ T32] Call trace: [ 1343.970162][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1343.970243][ T32] r10:829188dc r9:eb611d84 r8:00000002 r7:60000013 r6:eb611d8c r5:854e1800 [ 1343.970270][ T32] r4:854e1800 [ 1343.970291][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1343.970356][ T32] r5:854e1800 r4:829188d8 [ 1343.970380][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.970443][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.970498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb611e08 [ 1343.970532][ T32] r4:00000000 [ 1343.970577][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1343.970624][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1343.970664][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1343.970711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8514cb80 [ 1343.970734][ T32] r4:00000000 [ 1343.970774][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1343.970828][ T32] r9:83018205 r8:854e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1343.970872][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1343.970931][ T32] r5:00001000 r4:eb619000 [ 1343.970975][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.971021][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.971107][ T32] r5:854a4f8c r4:854a4c00 [ 1343.971152][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.971206][ T32] r7:ddde2d80 r6:83018200 r5:854a4f8c r4:85151880 [ 1343.971243][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.971317][ T32] r10:61c88647 r9:854e1800 r8:851518ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.971344][ T32] r4:85151880 [ 1343.971399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.971471][ T32] r10:00000000 r9:85151880 r8:8027f5e8 r7:eb5fde60 r6:85151900 r5:854e1800 [ 1343.971496][ T32] r4:00000001 [ 1343.971515][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.971571][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1343.971605][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.971636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.971685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.971735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.971780][ T32] r4:8514cf00 [ 1343.972099][ T32] INFO: task kworker/1:641:5029 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1343.972157][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.972246][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.972293][ T32] Call trace: [ 1343.972336][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1343.972392][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1343.972416][ T32] r4:00000000 [ 1343.972450][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.972493][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1343.972525][ T32] 1d20: afb33000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1343.972578][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1343.972622][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1343.972679][ T32] r5:80070013 r4:80239bb0 [ 1343.972712][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1343.972879][ T32] r4:e0631dc0 ** 4 printk messages dropped ** [ 1343.973056][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1343.973415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.973642][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1343.973965][ T32] INFO: task kworker/1:642:5031 blocked for more than 470 seconds. ** 3 printk messages dropped ** [ 1343.974159][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.974427][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1343.974935][ T32] r5:00001000 r4:dfa45000 [ 1343.974955][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1343.974997][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.975041][ T32] r5:854a538c r4:854a5000 [ 1343.975062][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.975146][ T32] r7:ddde2d80 r6:83018200 r5:854a538c r4:85151980 [ 1343.975172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.975257][ T32] r10:61c88647 r9:854e2400 r8:851519ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.975285][ T32] r4:85151980 [ 1343.975327][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.975381][ T32] r10:00000000 r9:85151980 r8:8027f5e8 r7:eb611e60 r6:85151a00 r5:854e2400 [ 1343.975405][ T32] r4:00000001 [ 1343.975425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.975502][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1344.006114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.006187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.006222][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.006259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.006326][ T32] r4:8514cd40 [ 1344.006821][ T32] INFO: task kworker/1:642:5031 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.006860][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.006973][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.007074][ T32] Call trace: [ 1344.007178][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.007244][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.007290][ T32] r4:00000000 [ 1344.007314][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.007379][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.007415][ T32] 1d20: b04d0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.007447][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.007474][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.007500][ T32] r5:80070013 r4:80239bb0 [ 1344.007541][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.007627][ T32] r4:82ac11e4 [ 1344.007672][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.007724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.007749][ T32] r4:e0631dc0 [ 1344.007790][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.007880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.007908][ T32] r4:00000000 [ 1344.007932][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.008018][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.008072][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.008127][ T32] r5:00001000 r4:e01cf000 [ 1344.008169][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.008217][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.008263][ T32] r5:8436478c r4:84364400 [ 1344.008303][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.008386][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.008438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.008495][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.008539][ T32] r4:8494cf80 [ 1344.008587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.008670][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.008706][ T32] r4:00000001 [ 1344.008750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.008802][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.008834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.008864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.008925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.008959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.008983][ T32] r4:84be4100 [ 1344.009027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.009101][ T32] INFO: task kworker/1:643:5032 blocked for more than 470 seconds. [ 1344.009139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.009185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.009211][ T32] task:kworker/1:643 state:D stack:0 pid:5032 tgid:5032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.009285][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.009329][ T32] Call trace: [ 1344.009372][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.009430][ T32] r10:829188dc r9:eb5b5d84 r8:00000002 r7:60000113 r6:eb5b5d8c r5:854e3000 [ 1344.009455][ T32] r4:854e3000 [ 1344.009476][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.009519][ T32] r5:854e3000 r4:829188d8 [ 1344.009560][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.009607][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.009702][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 1344.009755][ T32] r4:00000000 [ 1344.009780][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.009824][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.009883][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.009970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be9000 [ 1344.010030][ T32] r4:00000000 [ 1344.010055][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.010107][ T32] r9:83018205 r8:854e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 1 printk messages dropped ** [ 1344.010216][ T32] r5:00001000 r4:dff37000 [ 1344.010237][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.010300][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.010351][ T32] r5:854a578c r4:854a5400 [ 1344.010382][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.010442][ T32] r7:ddde2d80 r6:83018200 r5:854a578c r4:85151a80 ** 2 printk messages dropped ** [ 1344.010568][ T32] r4:85151a80 ** 2 printk messages dropped ** [ 1344.010692][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.010829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.010880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.010921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.010945][ T32] r4:8514cd40 [ 1344.011277][ T32] INFO: task kworker/1:643:5032 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.011314][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.011376][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.011458][ T32] Call trace: [ 1344.011531][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.011588][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.011634][ T32] r4:00000000 [ 1344.011659][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.011729][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.011771][ T32] 1d20: b04d0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.011804][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.011852][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.011922][ T32] r5:80070013 r4:80239bb0 [ 1344.011953][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.012025][ T32] r4:82ac11e4 [ 1344.012047][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.012094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.012117][ T32] r4:e0631dc0 [ 1344.012136][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.012202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.012231][ T32] r4:00000000 [ 1344.012272][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.012327][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.012350][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.012404][ T32] r5:00001000 r4:e01cf000 [ 1344.012427][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.012469][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.012513][ T32] r5:8436478c r4:84364400 [ 1344.012533][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.012628][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.012653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.012725][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.012774][ T32] r4:8494cf80 [ 1344.012797][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.012848][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.012876][ T32] r4:00000001 [ 1344.012896][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.012956][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.013006][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.013062][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.013098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.013129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.013152][ T32] r4:84be4100 [ 1344.013192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.013223][ T32] INFO: task kworker/1:644:5035 blocked for more than 470 seconds. [ 1344.013253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.013277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.013319][ T32] task:kworker/1:644 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.013393][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.013436][ T32] Call trace: [ 1344.013490][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.013541][ T32] r10:829188dc r9:eb625d84 r8:00000002 r7:60000113 r6:eb625d8c r5:854e4800 [ 1344.013565][ T32] r4:854e4800 [ 1344.013586][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.013746][ T32] r5:854e4800 r4:829188d8 [ 1344.013778][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.013826][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.013882][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1344.013907][ T32] r4:00000000 [ 1344.013928][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.013989][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.014087][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.014140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be91c0 [ 1344.014164][ T32] r4:00000000 [ 1344.014185][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.014254][ T32] r9:83018205 r8:854e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1344.014280][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.014326][ T32] r5:00001000 r4:e0875000 [ 1344.014366][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.014436][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.014505][ T32] r5:854a5b8c r4:854a5800 [ 1344.014548][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.014604][ T32] r7:ddde2d80 r6:83018200 r5:854a5b8c r4:85151b80 [ 1344.014632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.014707][ T32] r10:61c88647 r9:854e4800 r8:85151bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.014749][ T32] r4:85151b80 [ 1344.014772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.014842][ T32] r10:00000000 r9:85151b80 r8:8027f5e8 r7:eb5b5e60 r6:85151c00 r5:854e4800 [ 1344.014897][ T32] r4:00000001 [ 1344.014943][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.014984][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1344.015048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.015109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.015160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.015197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.015221][ T32] r4:84be9140 [ 1344.027418][ T32] INFO: task kworker/1:644:5035 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.027519][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.027671][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.027796][ T32] Call trace: [ 1344.027854][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.027955][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.027988][ T32] r4:00000000 [ 1344.028010][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.028075][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.028139][ T32] 1d20: b04d0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.028241][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.028388][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.028426][ T32] r5:80070013 r4:80239bb0 [ 1344.028448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.028515][ T32] r4:82ac11e4 [ 1344.028559][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.028613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.028641][ T32] r4:e0631dc0 [ 1344.028661][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.028708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.028735][ T32] r4:00000000 [ 1344.028755][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.028827][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.028874][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.028925][ T32] r5:00001000 r4:e01cf000 [ 1344.028968][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.029014][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.029060][ T32] r5:8436478c r4:84364400 [ 1344.029081][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.029132][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.029154][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.029204][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.029227][ T32] r4:8494cf80 [ 1344.029267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.029341][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.029388][ T32] r4:00000001 [ 1344.029433][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.029473][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.029522][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.029557][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.029586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.029619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.029645][ T32] r4:84be4100 [ 1344.029737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.029796][ T32] INFO: task kworker/1:645:5037 blocked for more than 470 seconds. [ 1344.029835][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.029873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.029899][ T32] task:kworker/1:645 state:D stack:0 pid:5037 tgid:5037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.029981][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.030051][ T32] Call trace: [ 1344.030084][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.030155][ T32] r10:829188dc r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:854e5400 [ 1344.030183][ T32] r4:854e5400 [ 1344.030226][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.030273][ T32] r5:854e5400 r4:829188d8 [ 1344.030293][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.030335][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.030405][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1344.030434][ T32] r4:00000000 [ 1344.030475][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.030520][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.030559][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.030604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be9340 [ 1344.030657][ T32] r4:00000000 [ 1344.030681][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.030731][ T32] r9:83018205 r8:854e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.030773][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.030842][ T32] r5:00001000 r4:e49c7000 [ 1344.030871][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.030946][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.031015][ T32] r5:854a5f8c r4:854a5c00 [ 1344.031039][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.031088][ T32] r7:ddde2d80 r6:83018200 r5:854a5f8c r4:85151c80 [ 1344.031129][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.031185][ T32] r10:61c88647 r9:854e5400 r8:85151cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.031228][ T32] r4:85151c80 [ 1344.031271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.031323][ T32] r10:00000000 r9:85151c80 r8:8027f5e8 r7:eb625e60 r6:85151d00 r5:854e5400 [ 1344.031347][ T32] r4:00000001 [ 1344.031367][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.031402][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1344.031451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.031543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.031575][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.031629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.031656][ T32] r4:84be9180 [ 1344.032187][ T32] INFO: task kworker/1:645:5037 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.032230][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.032359][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.032422][ T32] Call trace: [ 1344.032474][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.032532][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.032577][ T32] r4:00000000 [ 1344.032641][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.032708][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.032756][ T32] 1d20: b04d0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.032811][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.032862][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.032897][ T32] r5:80070013 r4:80239bb0 [ 1344.032918][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.032962][ T32] r4:82ac11e4 [ 1344.032982][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.033028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.033051][ T32] r4:e0631dc0 [ 1344.033091][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.033163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.033190][ T32] r4:00000000 [ 1344.033211][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.033290][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.033317][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.033363][ T32] r5:00001000 r4:e01cf000 [ 1344.033382][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.033443][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.033513][ T32] r5:8436478c r4:84364400 [ 1344.033537][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.033587][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.033608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.033706][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.033735][ T32] r4:8494cf80 [ 1344.033757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.033811][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.033849][ T32] r4:00000001 [ 1344.033901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.033943][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.033972][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.034022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.034074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.034108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.034131][ T32] r4:84be4100 [ 1344.034171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.034200][ T32] INFO: task kworker/1:646:5039 blocked for more than 470 seconds. [ 1344.034250][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.034298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.034343][ T32] task:kworker/1:646 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.034394][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.034456][ T32] Call trace: [ 1344.034512][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.034585][ T32] r10:829188dc r9:eb3d9d84 r8:00000002 r7:60000113 r6:eb3d9d8c r5:854e6000 [ 1344.034625][ T32] r4:854e6000 [ 1344.034648][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.034713][ T32] r5:854e6000 r4:829188d8 [ 1344.034758][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.034803][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.034853][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1344.034882][ T32] r4:00000000 [ 1344.034903][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.034963][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.035006][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.035053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be9580 [ 1344.035079][ T32] r4:00000000 [ 1344.035099][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.035172][ T32] r9:83018205 r8:854e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1344.035198][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.035263][ T32] r5:00001000 r4:eacaf000 [ 1344.035306][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.035352][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.035398][ T32] r5:854a678c r4:854a6400 [ 1344.035418][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.035465][ T32] r7:ddde2d80 r6:83018200 r5:854a678c r4:85151d80 [ 1344.035531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.061124][ T32] r10:61c88647 r9:854e6000 r8:85151dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.061181][ T32] r4:85151d80 [ 1344.061221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.061320][ T32] r10:00000000 r9:85151d80 r8:8027f5e8 r7:eb3d5e60 r6:85151e00 r5:854e6000 [ 1344.061370][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1344.061458][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) ** 2 printk messages dropped ** [ 1344.061572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.062337][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.062667][ T32] r4:00000000 [ 1344.062707][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.062806][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.062841][ T32] 1d20: b08b1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.062878][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.062933][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.062985][ T32] r5:80070013 r4:80239bb0 [ 1344.063033][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.063082][ T32] r4:82ac11e4 [ 1344.063102][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.063169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.063222][ T32] r4:e0631dc0 [ 1344.063268][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.063319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.063342][ T32] r4:00000000 [ 1344.063362][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.063413][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.063434][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.063480][ T32] r5:00001000 r4:e01cf000 [ 1344.063523][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.063589][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.063666][ T32] r5:8436478c r4:84364400 [ 1344.063690][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.063740][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.063761][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.063811][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.063834][ T32] r4:8494cf80 [ 1344.063853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.063900][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.063942][ T32] r4:00000001 [ 1344.063986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.064044][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.064095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.064129][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.064177][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.064232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.064259][ T32] r4:84be4100 [ 1344.064280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.064325][ T32] INFO: task kworker/1:647:5042 blocked for more than 470 seconds. [ 1344.064379][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.064437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.064462][ T32] task:kworker/1:647 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.064508][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.064550][ T32] Call trace: [ 1344.064617][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.064669][ T32] r10:829188dc r9:eb4add84 r8:00000002 r7:60000113 r6:eb4add8c r5:854e6c00 [ 1344.064692][ T32] r4:854e6c00 [ 1344.064722][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.064769][ T32] r5:854e6c00 r4:829188d8 [ 1344.064789][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.064830][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.064879][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1344.064902][ T32] r4:00000000 [ 1344.064921][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.064959][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.064996][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.065040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be9280 [ 1344.065062][ T32] r4:00000000 [ 1344.065082][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.065129][ T32] r9:83018205 r8:854e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1344.065154][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.065204][ T32] r5:00001000 r4:eab57000 [ 1344.065223][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.065265][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.065309][ T32] r5:854a638c r4:854a6000 [ 1344.065328][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.065396][ T32] r7:ddde2d80 r6:83018200 r5:854a638c r4:85151e80 [ 1344.065420][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.065470][ T32] r10:61c88647 r9:854e6c00 r8:85151eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.065493][ T32] r4:85151e80 [ 1344.065511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.065691][ T32] r10:00000000 r9:85151e80 r8:8027f5e8 r7:eb3d9e60 r6:85151f00 r5:854e6c00 [ 1344.065732][ T32] r4:00000001 [ 1344.065752][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.065821][ T32] Exception stack(0xeb4adfb0 to 0xeb4adff8) [ 1344.077824][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.077876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.077920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.077961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.077987][ T32] r4:84be94c0 [ 1344.078508][ T32] INFO: task kworker/1:647:5042 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.078549][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.078684][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.078772][ T32] Call trace: [ 1344.078810][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.078869][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.078893][ T32] r4:00000000 [ 1344.078916][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.079008][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.079069][ T32] 1d20: b0e04000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.079104][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.079131][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.079156][ T32] r5:80070013 r4:80239bb0 [ 1344.079178][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.079224][ T32] r4:82ac11e4 [ 1344.079243][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.079339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.079375][ T32] r4:e0631dc0 [ 1344.079419][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.079502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.079528][ T32] r4:00000000 [ 1344.079548][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.079600][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.079628][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.079674][ T32] r5:00001000 r4:e01cf000 [ 1344.079694][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.079761][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.079811][ T32] r5:8436478c r4:84364400 [ 1344.079831][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.079881][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.079902][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.079951][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.079984][ T32] r4:8494cf80 [ 1344.080031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.080084][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.080107][ T32] r4:00000001 [ 1344.080136][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.080177][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.080205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.080234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.080261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.080292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.080315][ T32] r4:84be4100 [ 1344.080336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.080373][ T32] INFO: task kworker/1:648:5043 blocked for more than 470 seconds. [ 1344.080409][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.080458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.080504][ T32] task:kworker/1:648 state:D stack:0 pid:5043 tgid:5043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.080588][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.080661][ T32] Call trace: [ 1344.080716][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.080790][ T32] r10:829188dc r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:854e3c00 [ 1344.080817][ T32] r4:854e3c00 [ 1344.080838][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.080881][ T32] r5:854e3c00 r4:829188d8 [ 1344.080900][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.081037][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 ** 6 printk messages dropped ** [ 1344.081294][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.081437][ T32] r5:00001000 r4:ead17000 [ 1344.081457][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.081587][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.081991][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) ** 4 printk messages dropped ** [ 1344.082170][ T32] r4:84be95c0 ** 2 printk messages dropped ** [ 1344.082669][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.082713][ T32] Call trace: [ 1344.082790][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.082846][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.082890][ T32] r4:00000000 [ 1344.082938][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.083013][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.083079][ T32] 1d20: b0e04000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.083136][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.083164][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.083190][ T32] r5:80070013 r4:80239bb0 [ 1344.083237][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.083284][ T32] r4:82ac11e4 [ 1344.083304][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.083351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.083375][ T32] r4:e0631dc0 [ 1344.083393][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.083439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.083462][ T32] r4:00000000 [ 1344.083482][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.083551][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.083577][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.083633][ T32] r5:00001000 r4:e01cf000 [ 1344.083654][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.083701][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.083800][ T32] r5:8436478c r4:84364400 [ 1344.083825][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.083879][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.083900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.083950][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.083973][ T32] r4:8494cf80 [ 1344.084014][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.084093][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.084119][ T32] r4:00000001 [ 1344.084139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.084176][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.084204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.084233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.084261][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.084292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.084314][ T32] r4:84be4100 [ 1344.084344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.084393][ T32] INFO: task kworker/1:649:5044 blocked for more than 470 seconds. [ 1344.084426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.084450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.084471][ T32] task:kworker/1:649 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.084517][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.084579][ T32] Call trace: [ 1344.084619][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.084670][ T32] r10:829188dc r9:eb631d84 r8:00000002 r7:60000013 r6:eb631d8c r5:853e8000 [ 1344.084693][ T32] r4:853e8000 [ 1344.084712][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.084755][ T32] r5:853e8000 r4:829188d8 [ 1344.084775][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.084817][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.084869][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1344.084892][ T32] r4:00000000 [ 1344.084934][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.084998][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.085039][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.085084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be99c0 [ 1344.085117][ T32] r4:00000000 [ 1344.085148][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.085199][ T32] r9:83018205 r8:853e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1344.085222][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.085265][ T32] r5:00001000 r4:eae1f000 [ 1344.085309][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.085365][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.085409][ T32] r5:854a6f8c r4:854a6c00 [ 1344.085565][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.110157][ T32] r7:ddde2d80 r6:83018200 r5:854a6f8c r4:84797080 [ 1344.110203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.110278][ T32] r10:61c88647 r9:853e8000 r8:847970ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.110302][ T32] r4:84797080 ** 4 printk messages dropped ** [ 1344.110486][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) ** 4 printk messages dropped ** [ 1344.110705][ T32] r4:84be96c0 ** 5 printk messages dropped ** [ 1344.111547][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 5 printk messages dropped ** [ 1344.111775][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1344.112038][ T32] r4:e0631dc0 ** 4 printk messages dropped ** [ 1344.112293][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 7 printk messages dropped ** [ 1344.112651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.112995][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.113027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.113059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.113103][ T32] r4:84be4100 [ 1344.113150][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.113204][ T32] INFO: task kworker/1:650:5047 blocked for more than 470 seconds. [ 1344.113263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.113326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.113350][ T32] task:kworker/1:650 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.113423][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.113498][ T32] Call trace: [ 1344.113553][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.113631][ T32] r10:829188dc r9:eb63dd84 r8:00000002 r7:60000113 r6:eb63dd8c r5:8542c800 [ 1344.113678][ T32] r4:8542c800 [ 1344.113710][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.113759][ T32] r5:8542c800 r4:829188d8 [ 1344.113779][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.113834][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.113887][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 [ 1344.113910][ T32] r4:00000000 [ 1344.113951][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.113995][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.114033][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.114088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be9b40 [ 1344.114161][ T32] r4:00000000 [ 1344.114205][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.114279][ T32] r9:83018205 r8:8542c800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1344.114304][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.114349][ T32] r5:00001000 r4:eae6b000 [ 1344.114369][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.114430][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.114479][ T32] r5:854a738c r4:854a7000 [ 1344.114499][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.114569][ T32] r7:ddde2d80 r6:83018200 r5:854a738c r4:84797180 [ 1344.114602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.114659][ T32] r10:61c88647 r9:8542c800 r8:847971ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.114684][ T32] r4:84797180 [ 1344.114703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.114752][ T32] r10:00000000 r9:84797180 r8:8027f5e8 r7:eb631e60 r6:851d6a80 r5:8542c800 [ 1344.114799][ T32] r4:00000001 [ 1344.114822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.114859][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) [ 1344.114887][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.114916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.114943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.114975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.114999][ T32] r4:84be9940 [ 1344.115311][ T32] INFO: task kworker/1:650:5047 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.115344][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.115427][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.127810][ T32] Call trace: [ 1344.127920][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.127999][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.128025][ T32] r4:00000000 [ 1344.128046][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.128090][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.128133][ T32] 1d20: b143c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.128169][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.128218][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.128279][ T32] r5:80070013 r4:80239bb0 [ 1344.128304][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.128351][ T32] r4:82ac11e4 [ 1344.128372][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.128419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.128452][ T32] r4:e0631dc0 [ 1344.128476][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.128543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.128570][ T32] r4:00000000 [ 1344.128591][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.128647][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.128670][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.128721][ T32] r5:00001000 r4:e01cf000 [ 1344.128764][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.128824][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.128875][ T32] r5:8436478c r4:84364400 [ 1344.128896][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.128946][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.128967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.129017][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.129050][ T32] r4:8494cf80 [ 1344.129088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.129141][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.129165][ T32] r4:00000001 [ 1344.129206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.129269][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.129300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.129330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.129357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.129409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.129444][ T32] r4:84be4100 [ 1344.129471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.129533][ T32] INFO: task kworker/1:651:5048 blocked for more than 470 seconds. [ 1344.129593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.129626][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.129694][ T32] task:kworker/1:651 state:D stack:0 pid:5048 tgid:5048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.129805][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.129850][ T32] Call trace: [ 1344.129884][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.129945][ T32] r10:829188dc r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:8542ec00 [ 1344.129982][ T32] r4:8542ec00 [ 1344.130005][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.130059][ T32] r5:8542ec00 r4:829188d8 [ 1344.130081][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.130124][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.130184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1344.130210][ T32] r4:00000000 [ 1344.130243][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.130287][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.130336][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.130393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be9f00 [ 1344.130427][ T32] r4:00000000 [ 1344.130450][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.130500][ T32] r9:83018205 r8:8542ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1344.130521][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.130565][ T32] r5:00001000 r4:eaf57000 [ 1344.130593][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.130642][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.130698][ T32] r5:854a7f8c r4:854a7c00 [ 1344.130739][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.130792][ T32] r7:ddde2d80 r6:83018200 r5:854a7f8c r4:84797200 [ 1344.130835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.130894][ T32] r10:61c88647 r9:8542ec00 r8:8479722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.130938][ T32] r4:84797200 [ 1344.130961][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.131010][ T32] r10:00000000 r9:84797200 r8:8027f5e8 r7:eb63de60 r6:851d6b00 r5:8542ec00 [ 1344.131058][ T32] r4:00000001 [ 1344.131081][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.131118][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1344.131165][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.131304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.131336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.131368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.131391][ T32] r4:84be9940 [ 1344.131897][ T32] INFO: task kworker/1:651:5048 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.131932][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.132008][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.132101][ T32] Call trace: [ 1344.132157][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.132215][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.132239][ T32] r4:00000000 [ 1344.132259][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.132331][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.132366][ T32] 1d20: b143c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.132399][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.132425][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.132472][ T32] r5:80070013 r4:80239bb0 [ 1344.132495][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.132538][ T32] r4:82ac11e4 [ 1344.132580][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.132638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.132662][ T32] r4:e0631dc0 [ 1344.132704][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.132755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.132799][ T32] r4:00000000 [ 1344.132823][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.132874][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.132895][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.132939][ T32] r5:00001000 r4:e01cf000 [ 1344.132957][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.133008][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.133080][ T32] r5:8436478c r4:84364400 [ 1344.133104][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.133154][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.133175][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.133235][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.133262][ T32] r4:8494cf80 [ 1344.133303][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.133384][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.133410][ T32] r4:00000001 [ 1344.133452][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.133512][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.133566][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.133607][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.133645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.133725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.133758][ T32] r4:84be4100 [ 1344.133803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.133881][ T32] INFO: task kworker/1:652:5050 blocked for more than 470 seconds. [ 1344.133915][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.133949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.133973][ T32] task:kworker/1:652 state:D stack:0 pid:5050 tgid:5050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.134020][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.134071][ T32] Call trace: [ 1344.134111][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.134182][ T32] r10:829188dc r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:8542d400 [ 1344.134246][ T32] r4:8542d400 [ 1344.134270][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.134338][ T32] r5:8542d400 r4:829188d8 [ 1344.134361][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.134402][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.134451][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1344.134473][ T32] r4:00000000 [ 1344.134493][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.134543][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.134615][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.134667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be9c00 [ 1344.134690][ T32] r4:00000000 [ 1344.134711][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.134769][ T32] r9:83018205 r8:8542d400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1344.134810][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.134892][ T32] r5:00001000 r4:eaeff000 [ 1344.134937][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.134992][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.135040][ T32] r5:854a778c r4:854a7400 [ 1344.135060][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.135153][ T32] r7:ddde2d80 r6:83018200 r5:854a778c r4:84797280 [ 1344.135181][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.135295][ T32] r10:61c88647 r9:8542d400 r8:847972ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.135328][ T32] r4:84797280 [ 1344.135348][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.135420][ T32] r10:00000000 r9:84797280 r8:8027f5e8 r7:eb641e60 r6:851d6b80 r5:8542d400 [ 1344.135487][ T32] r4:00000001 [ 1344.156085][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.156175][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1344.156212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.156257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.156291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.156344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.156388][ T32] r4:84be9a80 [ 1344.156891][ T32] INFO: task kworker/1:652:5050 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.156930][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.157005][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.157106][ T32] Call trace: [ 1344.157191][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.157274][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.157334][ T32] r4:00000000 [ 1344.157370][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.157415][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.157447][ T32] 1d20: b186a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.157478][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.157504][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.157552][ T32] r5:80070013 r4:80239bb0 [ 1344.157577][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.157630][ T32] r4:82ac11e4 [ 1344.157696][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.157751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.157798][ T32] r4:e0631dc0 [ 1344.157824][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.157896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.157930][ T32] r4:00000000 [ 1344.157973][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.158038][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.158064][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.158112][ T32] r5:00001000 r4:e01cf000 [ 1344.158133][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.158184][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.158233][ T32] r5:8436478c r4:84364400 [ 1344.158263][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.158340][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.158365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.158417][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.158463][ T32] r4:8494cf80 [ 1344.158506][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.158559][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.158611][ T32] r4:00000001 [ 1344.158639][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.158677][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.158707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.158745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.158775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.158851][ T32] r4:84be4100 ** 2 printk messages dropped ** [ 1344.158941][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1344.159087][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.159177][ T32] Call trace: [ 1344.159238][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.159301][ T32] r10:829188dc r9:eb645d84 r8:00000002 r7:60000013 r6:eb645d8c r5:853e8c00 [ 1344.159328][ T32] r4:853e8c00 [ 1344.159349][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.159393][ T32] r5:853e8c00 r4:829188d8 [ 1344.159414][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.159456][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.159516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb645e08 [ 1344.159564][ T32] r4:00000000 [ 1344.159588][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.159636][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.159698][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.159749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be9e00 [ 1344.159796][ T32] r4:00000000 [ 1344.159843][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.159905][ T32] r9:83018205 r8:853e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1344.159930][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.159997][ T32] r5:00001000 r4:eaf2f000 [ 1344.160020][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.160064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.160110][ T32] r5:854a7b8c r4:854a7800 [ 1344.160130][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.160178][ T32] r7:ddde2d80 r6:83018200 r5:854a7b8c r4:84797300 [ 1344.160200][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.160271][ T32] r10:61c88647 r9:853e8c00 r8:8479732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.160299][ T32] r4:84797300 [ 1344.160341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.160392][ T32] r10:00000000 r9:84797300 r8:8027f5e8 r7:eb641e60 r6:84797380 r5:853e8c00 [ 1344.160439][ T32] r4:00000001 [ 1344.160477][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.160538][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1344.160570][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.160629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.160668][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.160702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.160748][ T32] r4:84be9dc0 [ 1344.161033][ T32] INFO: task kworker/1:653:5053 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.161076][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.161176][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.161249][ T32] Call trace: [ 1344.161308][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.161384][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.161436][ T32] r4:00000000 [ 1344.161460][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.161503][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.161535][ T32] 1d20: b186a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.161569][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.161609][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.161643][ T32] r5:80070013 r4:80239bb0 [ 1344.161707][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.161755][ T32] r4:82ac11e4 [ 1344.161776][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.161823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.161881][ T32] r4:e0631dc0 [ 1344.161907][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.161976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.162003][ T32] r4:00000000 [ 1344.162024][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.162076][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.162098][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.162144][ T32] r5:00001000 r4:e01cf000 [ 1344.162173][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.162241][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.162344][ T32] r5:8436478c r4:84364400 [ 1344.162368][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.162420][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.162442][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.162492][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.162515][ T32] r4:8494cf80 [ 1344.162536][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.162611][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.162679][ T32] r4:00000001 [ 1344.162708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.162747][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.162825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.162883][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.162913][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.162944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.162984][ T32] r4:84be4100 [ 1344.163008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.163075][ T32] INFO: task kworker/1:654:5054 blocked for more than 470 seconds. [ 1344.163146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.163177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.163199][ T32] task:kworker/1:654 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.163269][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.163337][ T32] Call trace: [ 1344.163395][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.163450][ T32] r10:829188dc r9:eb651d84 r8:00000002 r7:60000113 r6:eb651d8c r5:8542e000 [ 1344.163478][ T32] r4:8542e000 [ 1344.163502][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.163548][ T32] r5:8542e000 r4:829188d8 [ 1344.163576][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.163673][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.163731][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1344.163754][ T32] r4:00000000 [ 1344.163797][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.163867][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.163942][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.163998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849164c0 [ 1344.164024][ T32] r4:00000000 [ 1344.164045][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.164094][ T32] r9:83018205 r8:8542e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1344.164131][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.164200][ T32] r5:00001000 r4:eb0f9000 [ 1344.164226][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.164269][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.164335][ T32] r5:854b0f8c r4:854b0c00 [ 1344.164359][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.164410][ T32] r7:ddde2d80 r6:83018200 r5:854b0f8c r4:84797400 [ 1344.164453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.164510][ T32] r10:61c88647 r9:8542e000 r8:8479742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.164544][ T32] r4:84797400 [ 1344.164566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.164643][ T32] r10:00000000 r9:84797400 r8:8027f5e8 r7:eb641e60 r6:851d6c00 r5:8542e000 [ 1344.164701][ T32] r4:00000001 [ 1344.164759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.164826][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1344.164903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.164944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.164973][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.165014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.165040][ T32] r4:84be9dc0 [ 1344.165310][ T32] INFO: task kworker/1:654:5054 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.165365][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.165475][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.197858][ T32] Call trace: [ 1344.197936][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.198036][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.198097][ T32] r4:00000000 [ 1344.198123][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.198169][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.198204][ T32] 1d20: b218d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.198236][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.198263][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.198312][ T32] r5:80070013 r4:80239bb0 [ 1344.198338][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.198408][ T32] r4:82ac11e4 [ 1344.198454][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.198506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.198531][ T32] r4:e0631dc0 [ 1344.198550][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.198598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.198627][ T32] r4:00000000 [ 1344.198666][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.198747][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.198775][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.198825][ T32] r5:00001000 r4:e01cf000 [ 1344.198846][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.198897][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.198947][ T32] r5:8436478c r4:84364400 [ 1344.198989][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.199045][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.199067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.199117][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.199139][ T32] r4:8494cf80 [ 1344.199193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.199248][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.199272][ T32] r4:00000001 [ 1344.199292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.199329][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.199378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.199416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.199474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.199511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.199534][ T32] r4:84be4100 [ 1344.199568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.199602][ T32] INFO: task kworker/1:655:5057 blocked for more than 470 seconds. [ 1344.199645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.199695][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.199720][ T32] task:kworker/1:655 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.199797][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.199842][ T32] Call trace: [ 1344.199874][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.199924][ T32] r10:829188dc r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:849c5400 [ 1344.199948][ T32] r4:849c5400 [ 1344.199969][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.200012][ T32] r5:849c5400 r4:829188d8 [ 1344.200032][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.200073][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.200181][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1344.200210][ T32] r4:00000000 [ 1344.200232][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.200286][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.200328][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.200402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916000 [ 1344.200480][ T32] r4:00000000 [ 1344.200508][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.200560][ T32] r9:83018205 r8:849c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1344.200583][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.200634][ T32] r5:00001000 r4:eaf6d000 [ 1344.200655][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.200696][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.200740][ T32] r5:854b038c r4:854b0000 [ 1344.200770][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.200823][ T32] r7:ddde2d80 r6:83018200 r5:854b038c r4:84797480 [ 1344.200846][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.200913][ T32] r10:61c88647 r9:849c5400 r8:847974ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.200943][ T32] r4:84797480 [ 1344.200984][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.201037][ T32] r10:00000000 r9:84797480 r8:8027f5e8 r7:eb651e60 r6:851d6c80 r5:849c5400 [ 1344.201083][ T32] r4:00000001 [ 1344.201105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.201143][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) ** 1 printk messages dropped ** [ 1344.201226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.202111][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.202431][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 11 printk messages dropped ** [ 1344.203045][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 8 printk messages dropped ** [ 1344.203535][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.203897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.204331][ T32] task:kworker/1:656 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.204994][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.205297][ T32] r5:00001000 r4:eafc3000 [ 1344.205317][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.217503][ T32] r10:61c88647 r9:849c6c00 r8:8479752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.217840][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.218947][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.219029][ T32] Call trace: [ 1344.219093][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.219173][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.219202][ T32] r4:00000000 [ 1344.219243][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.219289][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.219344][ T32] 1d20: b218d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.219379][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.219419][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.219470][ T32] r5:80070013 r4:80239bb0 [ 1344.219494][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.219563][ T32] r4:82ac11e4 [ 1344.219587][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.219641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.219665][ T32] r4:e0631dc0 [ 1344.219685][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.219760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.219787][ T32] r4:00000000 [ 1344.219829][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.219885][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.219918][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.219966][ T32] r5:00001000 r4:e01cf000 [ 1344.219987][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.220050][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.220122][ T32] r5:8436478c r4:84364400 [ 1344.220168][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.220221][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.220285][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.220345][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.220368][ T32] r4:8494cf80 [ 1344.220388][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.220437][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.220460][ T32] r4:00000001 [ 1344.220510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.220579][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.220648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.220684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.220718][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.220752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.220776][ T32] r4:84be4100 [ 1344.220806][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.220837][ T32] INFO: task kworker/1:657:5060 blocked for more than 470 seconds. [ 1344.220873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.220902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.220925][ T32] task:kworker/1:657 state:D stack:0 pid:5060 tgid:5060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.221033][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.221098][ T32] Call trace: [ 1344.221142][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.221202][ T32] r10:829188dc r9:eb669d84 r8:00000002 r7:60000113 r6:eb669d8c r5:849c6000 ** 5 printk messages dropped ** [ 1344.221490][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb669e08 ** 7 printk messages dropped ** [ 1344.221872][ T32] r9:83018205 r8:849c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1344.221985][ T32] r5:00001000 r4:eafdd000 [ 1344.222032][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.222182][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.222364][ T32] r10:61c88647 r9:849c6000 r8:847975ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.222765][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.223623][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.223827][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 9 printk messages dropped ** [ 1344.224289][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1344.224772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.225197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.247313][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.247543][ T32] r10:829188dc r9:eb66dd84 r8:00000002 r7:60000113 r6:eb66dd8c r5:84958000 ** 4 printk messages dropped ** [ 1344.247785][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1344.247990][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1344.248289][ T32] r9:83018205 r8:84958000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 1 printk messages dropped ** [ 1344.248364][ T32] r5:00001000 r4:e01af000 [ 1344.248406][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.248453][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.248525][ T32] r5:854b178c r4:854b1400 [ 1344.248571][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.248632][ T32] r7:ddde2d80 r6:83018200 r5:854b178c r4:84797600 [ 1344.248657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.248708][ T32] r10:61c88647 r9:84958000 r8:8479762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.248737][ T32] r4:84797600 [ 1344.248757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.248807][ T32] r10:00000000 r9:84797600 r8:8027f5e8 r7:eb651e60 r6:851d6e00 r5:84958000 [ 1344.248831][ T32] r4:00000001 [ 1344.248851][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.248890][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1344.248932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.248967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.248996][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.249028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.249091][ T32] r4:849162c0 [ 1344.249630][ T32] INFO: task kworker/1:658:5061 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.249698][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.249814][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.249864][ T32] Call trace: [ 1344.249922][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.249977][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.250027][ T32] r4:00000000 [ 1344.250077][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.250164][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.250212][ T32] 1d20: b2801000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.250246][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.250274][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.250300][ T32] r5:80070013 r4:80239bb0 [ 1344.250330][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.250400][ T32] r4:82ac11e4 [ 1344.250445][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.250496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.250521][ T32] r4:e0631dc0 [ 1344.250540][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.250586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.250624][ T32] r4:00000000 [ 1344.250669][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.250726][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.250748][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.250794][ T32] r5:00001000 r4:e01cf000 [ 1344.250834][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.250902][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.250951][ T32] r5:8436478c r4:84364400 [ 1344.250972][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.251022][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.251042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.251092][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.251116][ T32] r4:8494cf80 [ 1344.251136][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.251185][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.251208][ T32] r4:00000001 [ 1344.251228][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.251286][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.251319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.251349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.251379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.251410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.251477][ T32] r4:84be4100 [ 1344.251503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.251542][ T32] INFO: task kworker/1:659:5066 blocked for more than 470 seconds. [ 1344.251587][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.251621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.251666][ T32] task:kworker/1:659 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.251763][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.251853][ T32] Call trace: [ 1344.251888][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.251940][ T32] r10:829188dc r9:eb561d84 r8:00000002 r7:60000113 r6:eb561d8c r5:84958c00 [ 1344.251965][ T32] r4:84958c00 [ 1344.251985][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.252028][ T32] r5:84958c00 r4:829188d8 [ 1344.252048][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.252114][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.252189][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1344.252217][ T32] r4:00000000 [ 1344.252270][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.252356][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.252431][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.252482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916540 [ 1344.252548][ T32] r4:00000000 [ 1344.252572][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.252629][ T32] r9:83018205 r8:84958c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1344.252674][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.252723][ T32] r5:00001000 r4:dfa87000 [ 1344.252752][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.252798][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.252866][ T32] r5:854b138c r4:854b1000 [ 1344.252910][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.252986][ T32] r7:ddde2d80 r6:83018200 r5:854b138c r4:84797680 [ 1344.253011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.253082][ T32] r10:61c88647 r9:84958c00 r8:847976ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.253115][ T32] r4:84797680 [ 1344.253136][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.253186][ T32] r10:00000000 r9:84797680 r8:8027f5e8 r7:eb66de60 r6:851d6e80 r5:84958c00 [ 1344.253209][ T32] r4:00000001 [ 1344.253229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.253275][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1344.253331][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.253364][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.253393][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.253433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.253460][ T32] r4:84916600 [ 1344.253810][ T32] INFO: task kworker/1:659:5066 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.253848][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.253939][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.254017][ T32] Call trace: [ 1344.254053][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.254128][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.254157][ T32] r4:00000000 [ 1344.254178][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.254219][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.254271][ T32] 1d20: b2801000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.254308][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.254335][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.254375][ T32] r5:80070013 r4:80239bb0 [ 1344.254398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.254443][ T32] r4:82ac11e4 [ 1344.254463][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.254509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.254597][ T32] r4:e0631dc0 [ 1344.254648][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.254700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.254724][ T32] r4:00000000 [ 1344.254766][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.254820][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.254857][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.254905][ T32] r5:00001000 r4:e01cf000 [ 1344.254970][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.255025][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.255074][ T32] r5:8436478c r4:84364400 [ 1344.255104][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.255158][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.255180][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.255230][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.255253][ T32] r4:8494cf80 [ 1344.255273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.255322][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.255368][ T32] r4:00000001 [ 1344.255411][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.286581][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.286687][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.286725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.286755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.286792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.286818][ T32] r4:84be4100 [ 1344.286863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.286901][ T32] INFO: task kworker/1:660:5067 blocked for more than 470 seconds. [ 1344.286937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.286964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.286987][ T32] task:kworker/1:660 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.287073][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.287138][ T32] Call trace: [ 1344.287173][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.287233][ T32] r10:829188dc r9:eb569d84 r8:00000002 r7:60000113 r6:eb569d8c r5:8495b000 [ 1344.287257][ T32] r4:8495b000 [ 1344.287278][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.287322][ T32] r5:8495b000 r4:829188d8 [ 1344.287343][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.287385][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.287435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb569e08 [ 1344.287458][ T32] r4:00000000 [ 1344.287478][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.287519][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.287560][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.287655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916f40 [ 1344.287694][ T32] r4:00000000 [ 1344.287720][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.287776][ T32] r9:83018205 r8:8495b000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1344.287799][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.287859][ T32] r5:00001000 r4:eb151000 [ 1344.287883][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.287926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.287971][ T32] r5:854b3b8c r4:854b3800 [ 1344.288015][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.288092][ T32] r7:ddde2d80 r6:83018200 r5:854b3b8c r4:84797700 [ 1344.288117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.288189][ T32] r10:61c88647 r9:8495b000 r8:8479772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.288228][ T32] r4:84797700 [ 1344.288252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.288304][ T32] r10:00000000 r9:84797700 r8:8027f5e8 r7:eb66de60 r6:851d6f00 r5:8495b000 [ 1344.288351][ T32] r4:00000001 [ 1344.288395][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.288457][ T32] Exception stack(0xeb569fb0 to 0xeb569ff8) [ 1344.288489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.288544][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.288575][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.288607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.288635][ T32] r4:84916600 [ 1344.289137][ T32] INFO: task kworker/1:660:5067 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.289171][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.289231][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.289277][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.289424][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1344.289794][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1344.289940][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.290013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.290040][ T32] r4:00000000 [ 1344.290061][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.290112][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.290134][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.290178][ T32] r5:00001000 r4:e01cf000 [ 1344.290199][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.290240][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.290285][ T32] r5:8436478c r4:84364400 [ 1344.290340][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.290394][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.290426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.290557][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.290605][ T32] r4:8494cf80 [ 1344.290644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.290697][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.290748][ T32] r4:00000001 [ 1344.290772][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.290811][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.290839][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.290869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.290897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.290927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.290950][ T32] r4:84be4100 [ 1344.290969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.290994][ T32] INFO: task kworker/1:661:5068 blocked for more than 470 seconds. [ 1344.291022][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.291045][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.291066][ T32] task:kworker/1:661 state:D stack:0 pid:5068 tgid:5068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.291113][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.291185][ T32] Call trace: [ 1344.291230][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.291284][ T32] r10:829188dc r9:eb571d84 r8:00000002 r7:60000113 r6:eb571d8c r5:84959800 [ 1344.291316][ T32] r4:84959800 [ 1344.291340][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.291384][ T32] r5:84959800 r4:829188d8 [ 1344.291445][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.291493][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.291543][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1344.291567][ T32] r4:00000000 [ 1344.291587][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.291628][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.291687][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.291732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916880 [ 1344.291788][ T32] r4:00000000 [ 1344.291812][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.291863][ T32] r9:83018205 r8:84959800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.291916][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.291964][ T32] r5:00001000 r4:e0711000 [ 1344.291985][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.292026][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.292073][ T32] r5:854b1b8c r4:854b1800 [ 1344.292096][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.292172][ T32] r7:ddde2d80 r6:83018200 r5:854b1b8c r4:84797780 [ 1344.292197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.292249][ T32] r10:61c88647 r9:84959800 r8:847977ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.292272][ T32] r4:84797780 [ 1344.292291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.292365][ T32] r10:00000000 r9:84797780 r8:8027f5e8 r7:eb569e60 r6:851d6f80 r5:84959800 [ 1344.292392][ T32] r4:00000001 [ 1344.292412][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.292449][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1344.292478][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.292507][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.292536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.292594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.292621][ T32] r4:84916600 [ 1344.292978][ T32] INFO: task kworker/1:661:5068 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.293010][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.293068][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.293143][ T32] Call trace: [ 1344.293205][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.293260][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.293314][ T32] r4:00000000 [ 1344.293401][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.293452][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.293485][ T32] 1d20: b3178000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.293547][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.293578][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.293604][ T32] r5:80070013 r4:80239bb0 [ 1344.293638][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.293744][ T32] r4:82ac11e4 [ 1344.293797][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.293899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.293937][ T32] r4:e0631dc0 [ 1344.293958][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.294006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.294031][ T32] r4:00000000 [ 1344.294051][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.294101][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.294122][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.294187][ T32] r5:00001000 r4:e01cf000 [ 1344.294234][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.294280][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.294326][ T32] r5:8436478c r4:84364400 [ 1344.294366][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.294442][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.294467][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.294519][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.294543][ T32] r4:8494cf80 [ 1344.294587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1344.294727][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1344.294943][ T32] INFO: task kworker/1:662:5070 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.295231][ T32] r4:8495c800 ** 4 printk messages dropped ** [ 1344.295524][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 [ 1344.307376][ T32] r4:00000000 [ 1344.307454][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.307522][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.307568][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.307640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916980 [ 1344.307670][ T32] r4:00000000 [ 1344.307691][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.307764][ T32] r9:83018205 r8:8495c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.307791][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.307842][ T32] r5:00001000 r4:e8a4b000 [ 1344.307873][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.307945][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.308017][ T32] r5:854b1f8c r4:854b1c00 [ 1344.308042][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.308095][ T32] r7:ddde2d80 r6:83018200 r5:854b1f8c r4:84797800 [ 1344.308116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.308166][ T32] r10:61c88647 r9:8495c800 r8:8479782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.308189][ T32] r4:84797800 [ 1344.308230][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.308284][ T32] r10:00000000 r9:84797800 r8:8027f5e8 r7:eb569e60 r6:85002000 r5:8495c800 [ 1344.308308][ T32] r4:00000001 [ 1344.308328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.308399][ T32] Exception stack(0xeb675fb0 to 0xeb675ff8) [ 1344.308434][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.308465][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.308492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.308546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.308575][ T32] r4:84916840 [ 1344.309092][ T32] INFO: task kworker/1:662:5070 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.309133][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.309274][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.309353][ T32] Call trace: [ 1344.309416][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.309493][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.309522][ T32] r4:00000000 [ 1344.309543][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.309585][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.309634][ T32] 1d20: b3238000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.309687][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.309717][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.309743][ T32] r5:80070013 r4:80239bb0 [ 1344.309789][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.309836][ T32] r4:82ac11e4 [ 1344.309857][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.309905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.309928][ T32] r4:e0631dc0 [ 1344.309947][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.309994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.310017][ T32] r4:00000000 [ 1344.310085][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.310140][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.310162][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.310207][ T32] r5:00001000 r4:e01cf000 [ 1344.310247][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.310366][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.310426][ T32] r5:8436478c r4:84364400 ** 2 printk messages dropped ** [ 1344.310559][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.310996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.311281][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.311577][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1344.312136][ T32] r5:00001000 r4:eabed000 [ 1344.312156][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.312335][ T32] r7:ddde2d80 r6:83018200 r5:854b238c r4:84797880 ** 7 printk messages dropped ** [ 1344.312626][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) ** 6 printk messages dropped ** [ 1344.313221][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1344.313762][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1344.314202][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1344.314429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.314771][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1344.314960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.315390][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.350185][ T32] r5:00001000 r4:eaed3000 [ 1344.350230][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.350542][ T32] r7:ddde2d80 r6:83018200 r5:854b278c r4:84797900 ** 7 printk messages dropped ** [ 1344.351232][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) ** 6 printk messages dropped ** [ 1344.352505][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.352932][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.352977][ T32] r4:00000000 [ 1344.353018][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.353098][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.353161][ T32] 1d20: b37bf000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.353225][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.353278][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.353328][ T32] r5:80070013 r4:80239bb0 [ 1344.353367][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.353451][ T32] r4:82ac11e4 [ 1344.353493][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.353580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.353632][ T32] r4:e0631dc0 [ 1344.353705][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.353826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.353881][ T32] r4:00000000 [ 1344.353921][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.354016][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.354062][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.354148][ T32] r5:00001000 r4:e01cf000 [ 1344.354186][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.354266][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.354379][ T32] r5:8436478c r4:84364400 [ 1344.354428][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.354519][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.354566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.354684][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.354731][ T32] r4:8494cf80 [ 1344.354773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.354864][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.354915][ T32] r4:00000001 [ 1344.354957][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.355027][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.355154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.355236][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.355298][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.355356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.355403][ T32] r4:84be4100 [ 1344.355449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.355566][ T32] INFO: task kworker/1:665:5076 blocked for more than 470 seconds. [ 1344.372365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.372462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.372514][ T32] task:kworker/1:665 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.372655][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.372796][ T32] Call trace: [ 1344.372879][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.372997][ T32] r10:829188dc r9:eb68dd84 r8:00000002 r7:60000013 r6:eb68dd8c r5:8495a400 [ 1344.373052][ T32] r4:8495a400 [ 1344.373100][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.373187][ T32] r5:8495a400 r4:829188d8 [ 1344.373231][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.373317][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.373417][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1344.373575][ T32] r4:00000000 [ 1344.373688][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.373781][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.373860][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.373954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916d40 [ 1344.374004][ T32] r4:00000000 [ 1344.374047][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.374144][ T32] r9:83018205 r8:8495a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1344.374190][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.374278][ T32] r5:00001000 r4:eb053000 [ 1344.374379][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.374467][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.374562][ T32] r5:854b2b8c r4:854b2800 [ 1344.374605][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.374709][ T32] r7:ddde2d80 r6:83018200 r5:854b2b8c r4:84797980 [ 1344.374755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.374852][ T32] r10:61c88647 r9:8495a400 r8:847979ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.374901][ T32] r4:84797980 [ 1344.374944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.375038][ T32] r10:00000000 r9:84797980 r8:8027f5e8 r7:eb569e60 r6:85002180 r5:8495a400 [ 1344.375086][ T32] r4:00000001 [ 1344.375128][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.375206][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1344.375278][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.375508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.390419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.390618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.390678][ T32] r4:84916b80 [ 1344.391572][ T32] INFO: task kworker/1:665:5076 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.391657][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.391792][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.391917][ T32] Call trace: [ 1344.392047][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.392175][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.392235][ T32] r4:00000000 [ 1344.392283][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.392377][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.392440][ T32] 1d20: b39d4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.392505][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.392562][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.392631][ T32] r5:80070013 r4:80239bb0 [ 1344.392677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.392823][ T32] r4:82ac11e4 [ 1344.392933][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.393036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.393084][ T32] r4:e0631dc0 [ 1344.393126][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.393233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.393280][ T32] r4:00000000 [ 1344.393322][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.393508][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.393577][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.393709][ T32] r5:00001000 r4:e01cf000 [ 1344.393757][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.393843][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.393935][ T32] r5:8436478c r4:84364400 [ 1344.393974][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.394072][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.394118][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.394218][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.394266][ T32] r4:8494cf80 [ 1344.394308][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.394420][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.394472][ T32] r4:00000001 [ 1344.394516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.394593][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.394660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.394721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.394776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.394833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.394879][ T32] r4:84be4100 [ 1344.394924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.395003][ T32] INFO: task kworker/1:666:5079 blocked for more than 470 seconds. [ 1344.395072][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.395119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.395160][ T32] task:kworker/1:666 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.395282][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.395385][ T32] Call trace: [ 1344.395446][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.412007][ T32] r10:829188dc r9:eb695d84 r8:00000002 r7:60000013 r6:eb695d8c r5:8495ec00 [ 1344.412225][ T32] r4:8495ec00 [ 1344.412903][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.413152][ T32] r5:8495ec00 r4:829188d8 [ 1344.413205][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.413300][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.413834][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 [ 1344.413916][ T32] r4:00000000 [ 1344.414328][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.414425][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.414535][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.414887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84916e00 [ 1344.415674][ T32] r4:00000000 [ 1344.426725][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.426927][ T32] r9:83018205 r8:8495ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1344.426985][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.427112][ T32] r5:00001000 r4:eb071000 [ 1344.427168][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.427260][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.427388][ T32] r5:854b2f8c r4:854b2c00 [ 1344.427519][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.427655][ T32] r7:ddde2d80 r6:83018200 r5:854b2f8c r4:84797a00 [ 1344.427711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.427818][ T32] r10:61c88647 r9:8495ec00 r8:84797a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.427892][ T32] r4:84797a00 [ 1344.427947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.428095][ T32] r10:00000000 r9:84797a00 r8:8027f5e8 r7:eb569e60 r6:85002200 r5:8495ec00 ** 4 printk messages dropped ** [ 1344.428513][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.430050][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.430943][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 9 printk messages dropped ** [ 1344.431797][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.432672][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1344.433151][ T32] r4:8494cf80 ** 1 printk messages dropped ** [ 1344.433310][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.433439][ T32] r4:00000001 [ 1344.433532][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.433673][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.433747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.433853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.433934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.434036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.434110][ T32] r4:84be4100 [ 1344.434164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.434231][ T32] INFO: task kworker/1:667:5081 blocked for more than 470 seconds. [ 1344.434322][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.434389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.434474][ T32] task:kworker/1:667 state:D stack:0 pid:5081 tgid:5081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.434586][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.434708][ T32] Call trace: [ 1344.434782][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.435006][ T32] r10:829188dc r9:eb6a1d84 r8:00000002 r7:60000013 r6:eb6a1d8c r5:844b9800 [ 1344.435139][ T32] r4:844b9800 [ 1344.435198][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.435319][ T32] r5:844b9800 r4:829188d8 [ 1344.435409][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.466195][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.466442][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 1344.466503][ T32] r4:00000000 [ 1344.466574][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.466670][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.466762][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.466860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8489ce00 [ 1344.466922][ T32] r4:00000000 [ 1344.466969][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.467077][ T32] r9:83018205 r8:844b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.467147][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.467270][ T32] r5:00001000 r4:eb091000 [ 1344.467339][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.467435][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.467534][ T32] r5:854b338c r4:854b3000 [ 1344.467581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.467686][ T32] r7:ddde2d80 r6:83018200 r5:854b338c r4:84797a80 [ 1344.467735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.467837][ T32] r10:61c88647 r9:844b9800 r8:84797aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.467896][ T32] r4:84797a80 [ 1344.467945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.468048][ T32] r10:00000000 r9:84797a80 r8:8027f5e8 r7:eb569e60 r6:85002280 r5:844b9800 [ 1344.468117][ T32] r4:00000001 [ 1344.468186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.468291][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1344.468366][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.468434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.468511][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.468584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.468637][ T32] r4:8489cc40 [ 1344.469556][ T32] INFO: task kworker/1:667:5081 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.469661][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.469833][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.469968][ T32] Call trace: [ 1344.470057][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.470171][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.470226][ T32] r4:00000000 [ 1344.470288][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.470395][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.470484][ T32] 1d20: b3fc7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.470563][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.470679][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.470754][ T32] r5:80070013 r4:80239bb0 [ 1344.470802][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.470902][ T32] r4:82ac11e4 [ 1344.470952][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.471052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.471105][ T32] r4:e0631dc0 [ 1344.471152][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.471262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.471322][ T32] r4:00000000 [ 1344.471376][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.471509][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.471568][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.471674][ T32] r5:00001000 r4:e01cf000 [ 1344.471745][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.471850][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.471978][ T32] r5:8436478c r4:84364400 [ 1344.472032][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.472137][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.472213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.472342][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.472413][ T32] r4:8494cf80 [ 1344.472462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.472564][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.472618][ T32] r4:00000001 [ 1344.472669][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.472757][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.472827][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.472905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.472976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.473051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.473107][ T32] r4:84be4100 [ 1344.473159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.473249][ T32] INFO: task kworker/1:668:5083 blocked for more than 470 seconds. [ 1344.473332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.473393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.473445][ T32] task:kworker/1:668 state:D stack:0 pid:5083 tgid:5083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.473548][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.473672][ T32] Call trace: [ 1344.473772][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.473910][ T32] r10:829188dc r9:eb6a5d84 r8:00000002 r7:60000113 r6:eb6a5d8c r5:844b8000 [ 1344.473982][ T32] r4:844b8000 [ 1344.474052][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.474153][ T32] r5:844b8000 r4:829188d8 [ 1344.474201][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.474295][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.474426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a5e08 [ 1344.474489][ T32] r4:00000000 [ 1344.474539][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.474631][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.474721][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.474840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85000940 [ 1344.474935][ T32] r4:00000000 [ 1344.474993][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.475113][ T32] r9:83018205 r8:844b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.475212][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.475318][ T32] r5:00001000 r4:eb0af000 [ 1344.475368][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.475460][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.496156][ T32] r5:854b378c r4:854b3400 [ 1344.496306][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.496466][ T32] r7:ddde2d80 r6:83018200 r5:854b378c r4:84797b00 [ 1344.496523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.496633][ T32] r10:61c88647 r9:844b8000 r8:84797b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.496691][ T32] r4:84797b00 [ 1344.496738][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.496842][ T32] r10:00000000 r9:84797b00 r8:8027f5e8 r7:eb569e60 r6:85002300 r5:844b8000 [ 1344.496901][ T32] r4:00000001 [ 1344.496966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.497073][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1344.497148][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.497266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.497343][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.497414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.497482][ T32] r4:85000580 [ 1344.498421][ T32] INFO: task kworker/1:668:5083 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.498498][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.498685][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.498789][ T32] Call trace: [ 1344.498944][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.499097][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.499160][ T32] r4:00000000 [ 1344.499209][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.499295][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.499361][ T32] 1d20: b407b000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.499464][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.499533][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.499594][ T32] r5:80070013 r4:80239bb0 [ 1344.499641][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.499736][ T32] r4:82ac11e4 [ 1344.499805][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.499919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.500006][ T32] r4:e0631dc0 [ 1344.500061][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.500159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.500209][ T32] r4:00000000 [ 1344.500259][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.500372][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.500438][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.500542][ T32] r5:00001000 r4:e01cf000 [ 1344.500602][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.500729][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.500851][ T32] r5:8436478c r4:84364400 [ 1344.500920][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.501025][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.501078][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.501192][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.501257][ T32] r4:8494cf80 [ 1344.501386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.501510][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.501571][ T32] r4:00000001 [ 1344.501621][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.501727][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.501798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.501871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.501950][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.502092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.502161][ T32] r4:84be4100 [ 1344.502210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.502295][ T32] INFO: task kworker/1:669:5086 blocked for more than 471 seconds. [ 1344.502372][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.502468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.502530][ T32] task:kworker/1:669 state:D stack:0 pid:5086 tgid:5086 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.502665][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.502761][ T32] Call trace: [ 1344.502834][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.502989][ T32] r10:829188dc r9:eb6a9d84 r8:00000002 r7:60000013 r6:eb6a9d8c r5:844ba400 [ 1344.503087][ T32] r4:844ba400 [ 1344.503156][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.503258][ T32] r5:844ba400 r4:829188d8 [ 1344.503305][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.503436][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.503556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1344.503615][ T32] r4:00000000 [ 1344.503668][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.503757][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.503851][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.503959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e64c0 [ 1344.504019][ T32] r4:00000000 [ 1344.504066][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.504174][ T32] r9:83018205 r8:844ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1344.504228][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.504324][ T32] r5:00001000 r4:eb1ed000 [ 1344.504372][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.504463][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.504564][ T32] r5:854b4b8c r4:854b4800 [ 1344.504609][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.504713][ T32] r7:ddde2d80 r6:83018200 r5:854b4b8c r4:84797b80 [ 1344.504789][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.504913][ T32] r10:61c88647 r9:844ba400 r8:84797bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.504974][ T32] r4:84797b80 [ 1344.505026][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.505136][ T32] r10:00000000 r9:84797b80 r8:8027f5e8 r7:eb569e60 r6:85002380 r5:844ba400 [ 1344.505196][ T32] r4:00000001 [ 1344.505246][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.505334][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1344.505399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.505471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.536361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.536481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.536524][ T32] r4:850001c0 [ 1344.537018][ T32] INFO: task kworker/1:669:5086 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.537156][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.537234][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.537367][ T32] Call trace: [ 1344.537407][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.537468][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.537493][ T32] r4:00000000 [ 1344.537514][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.537561][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.537595][ T32] 1d20: b47fa000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.537670][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.537710][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.537739][ T32] r5:80070013 r4:80239bb0 [ 1344.537761][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.537874][ T32] r4:82ac11e4 [ 1344.537911][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.537962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.538002][ T32] r4:e0631dc0 [ 1344.538077][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.538129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.538154][ T32] r4:00000000 [ 1344.538174][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.538225][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.538399][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.538450][ T32] r5:00001000 r4:e01cf000 [ 1344.538472][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.538514][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.538559][ T32] r5:8436478c r4:84364400 [ 1344.538580][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.538631][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.538653][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.538704][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.538733][ T32] r4:8494cf80 [ 1344.538757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.538809][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.538834][ T32] r4:00000001 [ 1344.538854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.538983][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.539018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.539049][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.539078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.539109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.539135][ T32] r4:84be4100 [ 1344.539156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.539185][ T32] INFO: task kworker/1:670:5088 blocked for more than 471 seconds. [ 1344.539219][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.539245][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.539328][ T32] task:kworker/1:670 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.539380][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.539423][ T32] Call trace: [ 1344.539492][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.539548][ T32] r10:829188dc r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:844bbc00 [ 1344.539585][ T32] r4:844bbc00 [ 1344.539647][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.539723][ T32] r5:844bbc00 r4:829188d8 [ 1344.539746][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.539788][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.539839][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1344.539866][ T32] r4:00000000 [ 1344.539938][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.539986][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.540025][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.540071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6000 [ 1344.540110][ T32] r4:00000000 [ 1344.540179][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.540235][ T32] r9:83018205 r8:844bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1344.540258][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.540303][ T32] r5:00001000 r4:eb1ab000 [ 1344.540322][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.540435][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.540484][ T32] r5:854b3f8c r4:854b3c00 [ 1344.540505][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.540671][ T32] r7:ddde2d80 r6:83018200 r5:854b3f8c r4:84797c00 [ 1344.540698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.540751][ T32] r10:61c88647 r9:844bbc00 r8:84797c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.540774][ T32] r4:84797c00 [ 1344.540915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.540970][ T32] r10:00000000 r9:84797c00 r8:8027f5e8 r7:eb6a9e60 r6:85002400 r5:844bbc00 [ 1344.540994][ T32] r4:00000001 [ 1344.541013][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.541050][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) [ 1344.541139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.541175][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.541249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.541298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.541323][ T32] r4:851e6100 [ 1344.541679][ T32] INFO: task kworker/1:670:5088 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.541722][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.541808][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.541983][ T32] Call trace: [ 1344.542017][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.542089][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.542118][ T32] r4:00000000 [ 1344.542139][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.542179][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.542210][ T32] 1d20: b47fa000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.542324][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.542356][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.542383][ T32] r5:80070013 r4:80239bb0 [ 1344.542404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.542448][ T32] r4:82ac11e4 [ 1344.542468][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.542516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.542540][ T32] r4:e0631dc0 [ 1344.542613][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.542735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.542762][ T32] r4:00000000 [ 1344.542783][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.542834][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 5 printk messages dropped ** [ 1344.543036][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1344.543274][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.543447][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.543690][ T32] task:kworker/1:671 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1344.543934][ T32] r10:829188dc r9:eb64dd84 r8:00000002 r7:60000013 r6:eb64dd8c r5:853ea400 [ 1344.543990][ T32] r4:853ea400 [ 1344.544113][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.544165][ T32] r5:853ea400 r4:829188d8 [ 1344.544191][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.544237][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.544289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 [ 1344.544312][ T32] r4:00000000 [ 1344.544332][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.544385][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.544458][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.544509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e61c0 [ 1344.544533][ T32] r4:00000000 [ 1344.544554][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.544604][ T32] r9:83018205 r8:853ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1344.544752][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.544801][ T32] r5:00001000 r4:eb1c5000 [ 1344.544822][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.544865][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.544915][ T32] r5:854b438c r4:854b4000 [ 1344.544937][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.544985][ T32] r7:ddde2d80 r6:83018200 r5:854b438c r4:84797c80 [ 1344.545007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.545089][ T32] r10:61c88647 r9:853ea400 r8:84797cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.545133][ T32] r4:84797c80 [ 1344.545154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.545204][ T32] r10:00000000 r9:84797c80 r8:8027f5e8 r7:eb6a9e60 r6:84797d00 r5:853ea400 [ 1344.545257][ T32] r4:00000001 [ 1344.545281][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.545320][ T32] Exception stack(0xeb64dfb0 to 0xeb64dff8) [ 1344.545369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.545579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.569146][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.569247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.569303][ T32] r4:851e6100 [ 1344.570293][ T32] INFO: task kworker/1:671:5089 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.570384][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.570525][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.570653][ T32] Call trace: [ 1344.570728][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.570846][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.570903][ T32] r4:00000000 [ 1344.570982][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.571114][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.571227][ T32] 1d20: b4a8e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.571306][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.571476][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.571545][ T32] r5:80070013 r4:80239bb0 [ 1344.571649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.571765][ T32] r4:82ac11e4 [ 1344.571814][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.571912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.571964][ T32] r4:e0631dc0 [ 1344.572010][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.572108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.572195][ T32] r4:00000000 [ 1344.572250][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.572360][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.572498][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.573052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1344.573608][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1344.574098][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1344.574533][ T32] r10:829188dc r9:eb6b5d84 r8:00000002 r7:60000013 r6:eb6b5d8c r5:853ebc00 ** 6 printk messages dropped ** [ 1344.575012][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.575448][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.599976][ T32] r5:00001000 r4:eb1d1000 [ 1344.600024][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.600699][ T32] r10:61c88647 r9:853ebc00 r8:84797dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.601356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.603041][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 7 printk messages dropped ** [ 1344.603571][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1344.603871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.603930][ T32] r4:e0631dc0 [ 1344.604022][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.604128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.604182][ T32] r4:00000000 [ 1344.604231][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.604337][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.604387][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.604518][ T32] r5:00001000 r4:e01cf000 [ 1344.604571][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.604724][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.604828][ T32] r5:8436478c r4:84364400 [ 1344.604875][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.605011][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.605069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.605176][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.605230][ T32] r4:8494cf80 [ 1344.605277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.605379][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.605433][ T32] r4:00000001 [ 1344.605581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.630270][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.630336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.630642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.630679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.630729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.630955][ T32] r4:84be4100 [ 1344.630986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.631059][ T32] INFO: task kworker/1:673:5093 blocked for more than 471 seconds. [ 1344.631100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.631128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.631156][ T32] task:kworker/1:673 state:D stack:0 pid:5093 tgid:5093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.631217][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.631279][ T32] Call trace: [ 1344.631320][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.631381][ T32] r10:829188dc r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:853ec800 [ 1344.631406][ T32] r4:853ec800 [ 1344.631445][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.631508][ T32] r5:853ec800 r4:829188d8 [ 1344.631828][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.631879][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.631932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1344.631955][ T32] r4:00000000 [ 1344.632736][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.632974][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.633022][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.633070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e6600 [ 1344.633094][ T32] r4:00000000 [ 1344.633114][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.633170][ T32] r9:83018205 r8:853ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1344.633195][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.633241][ T32] r5:00001000 r4:eb201000 [ 1344.633261][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.633301][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.633350][ T32] r5:854b4f8c r4:854b4c00 [ 1344.633446][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.633504][ T32] r7:ddde2d80 r6:83018200 r5:854b4f8c r4:84797e80 [ 1344.633527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.633622][ T32] r10:61c88647 r9:853ec800 r8:84797eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.633859][ T32] r4:84797e80 [ 1344.633991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.634050][ T32] r10:00000000 r9:84797e80 r8:8027f5e8 r7:eb6a9e60 r6:84797f00 r5:853ec800 [ 1344.634076][ T32] r4:00000001 [ 1344.634096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.634317][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) ** 3 printk messages dropped ** [ 1344.634653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1344.645516][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 4 printk messages dropped ** [ 1344.646224][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1344.646723][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.647262][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1344.647932][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1344.648344][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.648736][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.649360][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1344.649388][ T32] r4:00000000 [ 1344.649410][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.649455][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.649495][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.649540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e66c0 [ 1344.649564][ T32] r4:00000000 [ 1344.649585][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.649634][ T32] r9:83018205 r8:853ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.649715][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.649765][ T32] r5:00001000 r4:eb217000 [ 1344.649786][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.649828][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.649930][ T32] r5:854b538c r4:854b5000 [ 1344.650007][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.650063][ T32] r7:ddde2d80 r6:83018200 r5:854b538c r4:84797f80 [ 1344.650084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.650134][ T32] r10:61c88647 r9:853ed400 r8:84797fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.650177][ T32] r4:84797f80 [ 1344.650200][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.650250][ T32] r10:00000000 r9:84797f80 r8:8027f5e8 r7:eb6b9e60 r6:85003000 r5:853ed400 [ 1344.650273][ T32] r4:00000001 [ 1344.650377][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.650418][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1344.650447][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.650482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.650622][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.650665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.650689][ T32] r4:851e6580 [ 1344.651176][ T32] INFO: task kworker/1:674:5096 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.651243][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.651311][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.651407][ T32] Call trace: [ 1344.651465][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.651520][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.651545][ T32] r4:00000000 [ 1344.651565][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.651644][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.651681][ T32] 1d20: b524b000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.651796][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.651828][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.651875][ T32] r5:80070013 r4:80239bb0 [ 1344.651904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.651983][ T32] r4:82ac11e4 [ 1344.652007][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.652057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.652080][ T32] r4:e0631dc0 [ 1344.652294][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.652348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.652407][ T32] r4:00000000 [ 1344.652432][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.652484][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 2 printk messages dropped ** [ 1344.652867][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1344.653457][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.653676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.654660][ T32] task:kworker/1:675 state:D stack:0 pid:5098 tgid:5098 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.655218][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 ** 9 printk messages dropped ** [ 1344.690067][ T32] r5:00001000 r4:eb25f000 [ 1344.690088][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.690220][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.690616][ T32] Exception stack(0xeb6c1fb0 to 0xeb6c1ff8) ** 4 printk messages dropped ** [ 1344.690794][ T32] r4:851e6700 ** 2 printk messages dropped ** [ 1344.691559][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1344.692471][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.693063][ T32] r4:00000000 [ 1344.693084][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.693136][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.693158][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.693215][ T32] r5:00001000 r4:e01cf000 [ 1344.693273][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.693318][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.693546][ T32] r5:8436478c r4:84364400 [ 1344.693570][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.693620][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.693681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.693737][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.693766][ T32] r4:8494cf80 [ 1344.694069][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.694123][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.694147][ T32] r4:00000001 [ 1344.694318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.694646][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.694713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.694747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.694775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.694808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.694836][ T32] r4:84be4100 [ 1344.694859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.694889][ T32] INFO: task kworker/1:676:5100 blocked for more than 471 seconds. [ 1344.694922][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.694949][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.694970][ T32] task:kworker/1:676 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.695043][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.695085][ T32] Call trace: [ 1344.695142][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.695192][ T32] r10:829188dc r9:eb6c5d84 r8:00000002 r7:60000013 r6:eb6c5d8c r5:853eec00 [ 1344.695216][ T32] r4:853eec00 [ 1344.695237][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.695315][ T32] r5:853eec00 r4:829188d8 [ 1344.695339][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.695382][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.695433][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1344.695456][ T32] r4:00000000 [ 1344.695540][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.695592][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.707234][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.707372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e68c0 [ 1344.707401][ T32] r4:00000000 [ 1344.707450][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.707508][ T32] r9:83018205 r8:853eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1344.707531][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.707624][ T32] r5:00001000 r4:eb233000 [ 1344.707654][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.707699][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.707745][ T32] r5:854b578c r4:854b5400 [ 1344.707766][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.707928][ T32] r7:ddde2d80 r6:83018200 r5:854b578c r4:85003180 [ 1344.707955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.708007][ T32] r10:61c88647 r9:853eec00 r8:850031ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.708031][ T32] r4:85003180 [ 1344.708050][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.708099][ T32] r10:00000000 r9:85003180 r8:8027f5e8 r7:eb6c1e60 r6:85003200 r5:853eec00 [ 1344.708122][ T32] r4:00000001 [ 1344.708142][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.708186][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) [ 1344.708219][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.708249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.708386][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.708422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1344.710183][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1344.711197][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.711376][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.711589][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.711877][ T32] r4:8494cf80 ** 4 printk messages dropped ** [ 1344.712359][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 3 printk messages dropped ** [ 1344.712485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1344.713890][ T32] r4:853eb000 ** 4 printk messages dropped ** [ 1344.714232][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c9e08 ** 9 printk messages dropped ** [ 1344.714757][ T32] r5:00001000 r4:eb24b000 [ 1344.714826][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.715040][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.715094][ T32] r7:ddde2d80 r6:83018200 r5:854b5b8c r4:85003280 [ 1344.715116][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.715234][ T32] r10:61c88647 r9:853eb000 r8:850032ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.715261][ T32] r4:85003280 [ 1344.715281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.715330][ T32] r10:00000000 r9:85003280 r8:8027f5e8 r7:eb6c1e60 r6:85003300 r5:853eb000 [ 1344.715405][ T32] r4:00000001 [ 1344.715428][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.745907][ T32] Exception stack(0xeb6c9fb0 to 0xeb6c9ff8) [ 1344.746033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.746071][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.746147][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.746271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.746485][ T32] r4:851e6a40 [ 1344.747354][ T32] INFO: task kworker/1:677:5102 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.747436][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.747718][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.747846][ T32] Call trace: [ 1344.747982][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.748102][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.748158][ T32] r4:00000000 [ 1344.748278][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.748368][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.748437][ T32] 1d20: b6831000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.748504][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.748614][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.748682][ T32] r5:80070013 r4:80239bb0 [ 1344.748738][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.748873][ T32] r4:82ac11e4 [ 1344.749119][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.749230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.749278][ T32] r4:e0631dc0 [ 1344.749355][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.749484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.749557][ T32] r4:00000000 [ 1344.749605][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.749744][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.749792][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.749884][ T32] r5:00001000 r4:e01cf000 [ 1344.749928][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.750008][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.750094][ T32] r5:8436478c r4:84364400 [ 1344.750137][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.750259][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.750311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.750470][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.750525][ T32] r4:8494cf80 [ 1344.750572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.750658][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.750683][ T32] r4:00000001 [ 1344.750704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.750742][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.750770][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.750803][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.750896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.750935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.750959][ T32] r4:84be4100 [ 1344.750982][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.751026][ T32] INFO: task kworker/1:678:5104 blocked for more than 471 seconds. [ 1344.751089][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.751121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.751144][ T32] task:kworker/1:678 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.751655][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb635e08 ** 8 printk messages dropped ** [ 1344.752424][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.752470][ T32] r5:00001000 r4:eb275000 [ 1344.752490][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1344.752792][ T32] r10:61c88647 r9:853e9800 r8:850033ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.753195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.753989][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.754498][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 2 printk messages dropped ** [ 1344.754780][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.754873][ T32] r4:82ac11e4 [ 1344.754921][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.755018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.755071][ T32] r4:e0631dc0 [ 1344.755128][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.755231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.755283][ T32] r4:00000000 [ 1344.755429][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.768690][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.768863][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.769193][ T32] r5:00001000 r4:e01cf000 [ 1344.769249][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.769401][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.769503][ T32] r5:8436478c r4:84364400 [ 1344.769552][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.769680][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.769768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.770067][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.770270][ T32] r4:8494cf80 [ 1344.770322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.770427][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.770481][ T32] r4:00000001 [ 1344.770530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.770615][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.770727][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.770796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.770900][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.770972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.771026][ T32] r4:84be4100 [ 1344.771074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.771147][ T32] INFO: task kworker/1:679:5106 blocked for more than 471 seconds. [ 1344.771218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.771274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.771341][ T32] task:kworker/1:679 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.771479][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.771690][ T32] Call trace: [ 1344.771766][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.771875][ T32] r10:829188dc r9:eb6d1d84 r8:00000002 r7:60000013 r6:eb6d1d8c r5:85429800 [ 1344.771935][ T32] r4:85429800 [ 1344.772020][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.772120][ T32] r5:85429800 r4:829188d8 [ 1344.772373][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.773027][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1344.773534][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.773679][ T32] r5:00001000 r4:eb2d3000 [ 1344.773814][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.773912][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.773965][ T32] r5:854b678c r4:854b6400 [ 1344.773989][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.774041][ T32] r7:ddde2d80 r6:83018200 r5:854b678c r4:85003480 [ 1344.774092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.774194][ T32] r10:61c88647 r9:85429800 r8:850034ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.774245][ T32] r4:85003480 [ 1344.774288][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.774385][ T32] r10:00000000 r9:85003480 r8:8027f5e8 r7:eb635e60 r6:85003500 r5:85429800 [ 1344.774467][ T32] r4:00000001 [ 1344.774516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.774594][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1344.774666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.774736][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.774827][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.774896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.774945][ T32] r4:851e6fc0 [ 1344.798839][ T32] INFO: task kworker/1:679:5106 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.799027][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.799278][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.799407][ T32] Call trace: [ 1344.799530][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.799705][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.799865][ T32] r4:00000000 [ 1344.799922][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1344.800170][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 7 printk messages dropped ** [ 1344.800769][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.800881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.800948][ T32] r4:00000000 [ 1344.800993][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.801101][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.801147][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.801236][ T32] r5:00001000 r4:e01cf000 [ 1344.801283][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.801369][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.801466][ T32] r5:8436478c r4:84364400 [ 1344.801588][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.801760][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.801850][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.801961][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.802018][ T32] r4:8494cf80 [ 1344.802075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.802187][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.802237][ T32] r4:00000001 [ 1344.802297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.802391][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.802460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.802525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.802593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.802666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.802722][ T32] r4:84be4100 [ 1344.802777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.802835][ T32] INFO: task kworker/1:680:5108 blocked for more than 471 seconds. [ 1344.802941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.803004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.803048][ T32] task:kworker/1:680 state:D stack:0 pid:5108 tgid:5108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.803164][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.803257][ T32] Call trace: [ 1344.803332][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.803432][ T32] r10:829188dc r9:eb6d5d84 r8:00000002 r7:60000013 r6:eb6d5d8c r5:854e8000 [ 1344.803482][ T32] r4:854e8000 [ 1344.803530][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.803666][ T32] r5:854e8000 r4:829188d8 [ 1344.803753][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.803858][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.804688][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1344.804965][ T32] r5:00001000 r4:eb2eb000 [ 1344.804989][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.805205][ T32] r7:ddde2d80 r6:83018200 r5:854b6b8c r4:85003580 ** 7 printk messages dropped ** [ 1344.826768][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) ** 3 printk messages dropped ** [ 1344.827067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1344.828853][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1344.829503][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1344.829958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 9 printk messages dropped ** [ 1344.831150][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1344.831734][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.832202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.832343][ T32] r4:84be4100 [ 1344.832386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.832448][ T32] INFO: task kworker/1:681:5110 blocked for more than 471 seconds. [ 1344.832603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.832670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.832718][ T32] task:kworker/1:681 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.832817][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.832902][ T32] Call trace: [ 1344.833056][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.833157][ T32] r10:829188dc r9:eb6d9d84 r8:00000002 r7:60000113 r6:eb6d9d8c r5:854e8c00 [ 1344.833319][ T32] r4:854e8c00 [ 1344.833372][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.833469][ T32] r5:854e8c00 r4:829188d8 [ 1344.833517][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.833607][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.833732][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1344.833782][ T32] r4:00000000 [ 1344.833824][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.833918][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.834088][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.834190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d01c0 [ 1344.834241][ T32] r4:00000000 [ 1344.834382][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.834491][ T32] r9:83018205 r8:854e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1344.834576][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.834689][ T32] r5:00001000 r4:eb303000 [ 1344.834768][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.834856][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.834953][ T32] r5:854b6f8c r4:854b6c00 [ 1344.835002][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.835124][ T32] r7:ddde2d80 r6:83018200 r5:854b6f8c r4:85003680 [ 1344.835176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.835288][ T32] r10:61c88647 r9:854e8c00 r8:850036ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.835344][ T32] r4:85003680 [ 1344.835511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.867190][ T32] r10:00000000 r9:85003680 r8:8027f5e8 r7:eb6d5e60 r6:85003700 r5:854e8c00 [ 1344.867251][ T32] r4:00000001 [ 1344.867277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.867363][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1344.867624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.867759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.867793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.867827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.867851][ T32] r4:851d0300 [ 1344.868344][ T32] INFO: task kworker/1:681:5110 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.868382][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.868776][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.868869][ T32] Call trace: [ 1344.868910][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.869043][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1344.869549][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1344.870470][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1344.871316][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.872244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1344.872644][ T32] task:kworker/1:682 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.873774][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.873988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0600 ** 4 printk messages dropped ** [ 1344.874411][ T32] r5:00001000 r4:eb361000 ** 3 printk messages dropped ** [ 1344.874733][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.875157][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.907395][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 4 printk messages dropped ** [ 1344.907623][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.907665][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.907696][ T32] r5:80070013 r4:80239bb0 [ 1344.907797][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.908169][ T32] r4:82ac11e4 [ 1344.908196][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.908245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.908269][ T32] r4:e0631dc0 [ 1344.908567][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.908684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.908726][ T32] r4:00000000 [ 1344.908750][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.908804][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.908847][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.908924][ T32] r5:00001000 r4:e01cf000 [ 1344.909347][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.909476][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.909674][ T32] r5:8436478c r4:84364400 [ 1344.909717][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.909796][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1344.909823][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.909876][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.909902][ T32] r4:8494cf80 [ 1344.909924][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.909974][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.909997][ T32] r4:00000001 [ 1344.910017][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.910053][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.910081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.910189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.910221][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.910562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.910653][ T32] r4:84be4100 [ 1344.910685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.910952][ T32] INFO: task kworker/1:683:5114 blocked for more than 471 seconds. ** 2 printk messages dropped ** [ 1344.911043][ T32] task:kworker/1:683 state:D stack:0 pid:5114 tgid:5114 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.911855][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.912229][ T32] r5:00001000 r4:eb319000 [ 1344.912254][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.912396][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.913284][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) ** 6 printk messages dropped ** [ 1344.913916][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.914654][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1344.914825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 8 printk messages dropped ** [ 1344.915098][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.915274][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.915324][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.915502][ T32] r4:8494cf80 [ 1344.925462][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.926130][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1344.926183][ T32] r4:00000001 [ 1344.926210][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.926263][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1344.926296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.926329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.926359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.926392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.926417][ T32] r4:84be4100 [ 1344.926447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.926482][ T32] INFO: task kworker/1:684:5115 blocked for more than 471 seconds. [ 1344.926521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.926568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.926649][ T32] task:kworker/1:684 state:D stack:0 pid:5115 tgid:5115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.926827][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.926921][ T32] Call trace: [ 1344.927045][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1344.927149][ T32] r10:829188dc r9:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:844bc800 [ 1344.927198][ T32] r4:844bc800 [ 1344.927240][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1344.927321][ T32] r5:844bc800 r4:829188d8 [ 1344.927368][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.927490][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.927592][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1344.927682][ T32] r4:00000000 [ 1344.927747][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1344.927832][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1344.927913][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.928009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0540 [ 1344.928060][ T32] r4:00000000 [ 1344.928099][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.928242][ T32] r9:83018205 r8:844bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1344.928310][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.928477][ T32] r5:00001000 r4:eb331000 [ 1344.928554][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.928648][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.928781][ T32] r5:854b778c r4:854b7400 [ 1344.928835][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.928935][ T32] r7:ddde2d80 r6:83018200 r5:854b778c r4:85003900 [ 1344.928977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.929080][ T32] r10:61c88647 r9:844bc800 r8:8500392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.929141][ T32] r4:85003900 [ 1344.929189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.929304][ T32] r10:00000000 r9:85003900 r8:8027f5e8 r7:eb6e1e60 r6:85002500 r5:844bc800 [ 1344.929359][ T32] r4:00000001 [ 1344.929464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.929545][ T32] Exception stack(0xeb6edfb0 to 0xeb6edff8) [ 1344.929642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.929720][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.929783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.929857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.929931][ T32] r4:851d0340 [ 1344.930756][ T32] INFO: task kworker/1:684:5115 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.930827][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.930960][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.931049][ T32] Call trace: [ 1344.931188][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.931310][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.931363][ T32] r4:00000000 [ 1344.931403][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.931499][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.931561][ T32] 1d20: b8194000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.931625][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.931684][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.931740][ T32] r5:80070013 r4:80239bb0 [ 1344.931779][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.931869][ T32] r4:82ac11e4 [ 1344.931909][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.932001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.932053][ T32] r4:e0631dc0 [ 1344.932092][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.932184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.932236][ T32] r4:00000000 [ 1344.932288][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.932386][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.932430][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1344.932997][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1344.933476][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.934057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1344.934520][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.935292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 ** 9 printk messages dropped ** [ 1344.976995][ T32] r5:00001000 r4:eb4bb000 [ 1344.977131][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.977323][ T32] r5:854beb8c r4:854be800 [ 1344.977401][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.977599][ T32] r7:ddde2d80 r6:83018200 r5:854beb8c r4:85003980 [ 1344.977684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.977789][ T32] r10:61c88647 r9:844bd400 r8:850039ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.977878][ T32] r4:85003980 [ 1344.977929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.978031][ T32] r10:00000000 r9:85003980 r8:8027f5e8 r7:eb6e1e60 r6:85002580 r5:844bd400 [ 1344.978110][ T32] r4:00000001 [ 1344.978324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.978459][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1344.978533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.978597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.978665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.978730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.978792][ T32] r4:851d0500 [ 1344.979696][ T32] INFO: task kworker/1:685:5117 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1344.979774][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.979954][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.980061][ T32] Call trace: [ 1344.980150][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1344.980261][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1344.980408][ T32] r4:00000000 [ 1344.980991][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.981099][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1344.981162][ T32] 1d20: b8c27000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1344.981281][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1344.981350][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1344.981447][ T32] r5:80070013 r4:80239bb0 [ 1344.981497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.981624][ T32] r4:82ac11e4 [ 1344.981769][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.981877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1344.981930][ T32] r4:e0631dc0 [ 1344.981974][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1344.982073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1344.982381][ T32] r4:00000000 [ 1344.982474][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1344.982583][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1344.982656][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1344.982770][ T32] r5:00001000 r4:e01cf000 [ 1344.982818][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1344.982903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.983003][ T32] r5:8436478c r4:84364400 [ 1344.983087][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.983570][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.984305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1344.985206][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1345.015314][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.016049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0740 ** 4 printk messages dropped ** [ 1345.020599][ T32] r5:00001000 r4:eb375000 [ 1345.020662][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.021085][ T32] r7:ddde2d80 r6:83018200 r5:854b7f8c r4:85003a00 ** 7 printk messages dropped ** [ 1345.022876][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) ** 4 printk messages dropped ** [ 1345.023939][ T32] r4:851d0640 [ 1345.025418][ T32] INFO: task kworker/1:686:5119 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.054546][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.054828][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.055970][ T32] Call trace: [ 1345.056106][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.056394][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.056461][ T32] r4:00000000 [ 1345.056579][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.056755][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.056835][ T32] 1d20: b9483000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.056905][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.056963][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.057051][ T32] r5:80070013 r4:80239bb0 [ 1345.057105][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.057245][ T32] r4:82ac11e4 [ 1345.057297][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.057398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.057468][ T32] r4:e0631dc0 [ 1345.057721][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.057833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.057887][ T32] r4:00000000 [ 1345.058021][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.058137][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.058205][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.058309][ T32] r5:00001000 r4:e01cf000 [ 1345.058354][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.058557][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.058672][ T32] r5:8436478c r4:84364400 [ 1345.058722][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.058872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.059967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1345.060546][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1345.061937][ T32] r4:844bec00 ** 4 printk messages dropped ** [ 1345.062576][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 ** 6 printk messages dropped ** [ 1345.063300][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.063775][ T32] r5:00001000 r4:eb38b000 [ 1345.063822][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.063942][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.064099][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.065011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.102428][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 7 printk messages dropped ** [ 1345.103969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1345.105186][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.119614][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.119926][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.120462][ T32] task:kworker/1:688 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.121666][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.121752][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.121854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0a40 [ 1345.121916][ T32] r4:00000000 [ 1345.121961][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.122070][ T32] r9:83018205 r8:844b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1345.122126][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.122244][ T32] r5:00001000 r4:eb39f000 [ 1345.122297][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.122386][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.122491][ T32] r5:854bc78c r4:854bc400 [ 1345.122554][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.122680][ T32] r7:ddde2d80 r6:83018200 r5:854bc78c r4:85003b00 [ 1345.122724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.122824][ T32] r10:61c88647 r9:844b8c00 r8:85003b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.122872][ T32] r4:85003b00 [ 1345.122924][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.123014][ T32] r10:00000000 r9:85003b00 r8:8027f5e8 r7:eb6f5e60 r6:85002700 r5:844b8c00 [ 1345.123061][ T32] r4:00000001 [ 1345.123102][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.123175][ T32] Exception stack(0xeb70dfb0 to 0xeb70dff8) [ 1345.123245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.123305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.123365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.123431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.123478][ T32] r4:851d0840 [ 1345.124388][ T32] INFO: task kworker/1:688:5123 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.124459][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.124582][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.124671][ T32] Call trace: [ 1345.124775][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.124895][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.124955][ T32] r4:00000000 [ 1345.124991][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.125102][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.125171][ T32] 1d20: b9aac000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.125234][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.125285][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.125350][ T32] r5:80070013 r4:80239bb0 [ 1345.125400][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.143269][ T32] r4:82ac11e4 [ 1345.143335][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.143455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.143502][ T32] r4:e0631dc0 [ 1345.143539][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.143656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.143720][ T32] r4:00000000 [ 1345.143813][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.143929][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.143977][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.144069][ T32] r5:00001000 r4:e01cf000 [ 1345.144107][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.144208][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.144331][ T32] r5:8436478c r4:84364400 [ 1345.144386][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.144499][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.144565][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.144676][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.144727][ T32] r4:8494cf80 [ 1345.144772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.144924][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.144984][ T32] r4:00000001 [ 1345.145054][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.145149][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.145209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.145264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.145360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.145432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.145497][ T32] r4:84be4100 [ 1345.159070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.159145][ T32] INFO: task kworker/1:689:5125 blocked for more than 471 seconds. [ 1345.159206][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.159250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.159292][ T32] task:kworker/1:689 state:D stack:0 pid:5125 tgid:5125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.159423][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.159548][ T32] Call trace: [ 1345.159621][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1345.159955][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1345.160618][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.160846][ T32] r5:00001000 r4:eb3bb000 ** 1 printk messages dropped ** [ 1345.161005][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.161692][ T32] r10:00000000 r9:85003b80 r8:8027f5e8 r7:eb6f5e60 r6:85002780 r5:83af0c00 ** 9 printk messages dropped ** [ 1345.163301][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.164403][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.164827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1345.179411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.180282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.180928][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.181728][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.182687][ T32] r5:00001000 r4:eb3cd000 [ 1345.182727][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.182947][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.183030][ T32] r7:ddde2d80 r6:83018200 r5:854bcf8c r4:85003c00 [ 1345.183072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.183186][ T32] r10:61c88647 r9:83af0000 r8:85003c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.183244][ T32] r4:85003c00 [ 1345.183304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.183428][ T32] r10:00000000 r9:85003c00 r8:8027f5e8 r7:eb6f5e60 r6:85002800 r5:83af0000 [ 1345.183496][ T32] r4:00000001 [ 1345.183558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.183645][ T32] Exception stack(0xeb71dfb0 to 0xeb71dff8) [ 1345.183709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.183773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.183833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.183906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.183954][ T32] r4:851d0ac0 [ 1345.184762][ T32] INFO: task kworker/1:690:5127 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.184832][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.184976][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.185081][ T32] Call trace: [ 1345.185189][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.185303][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.185387][ T32] r4:00000000 [ 1345.185443][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.206603][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.206698][ T32] 1d20: ba2a7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.206768][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.206827][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.206894][ T32] r5:80070013 r4:80239bb0 [ 1345.206942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.207053][ T32] r4:82ac11e4 [ 1345.207099][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.207190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.207262][ T32] r4:e0631dc0 [ 1345.207322][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.207422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.207477][ T32] r4:00000000 [ 1345.207541][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.207670][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.207730][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.207849][ T32] r5:00001000 r4:e01cf000 [ 1345.207914][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.208003][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.208099][ T32] r5:8436478c r4:84364400 [ 1345.208146][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.208243][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.208282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.208379][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.208450][ T32] r4:8494cf80 [ 1345.208517][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.208639][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.208695][ T32] r4:00000001 [ 1345.208773][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.208892][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.208988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.209058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.209223][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1345.209553][ T32] task:kworker/1:691 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.210509][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.210700][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.210789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d0d80 [ 1345.210835][ T32] r4:00000000 [ 1345.210895][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.211013][ T32] r9:83018205 r8:83af1800 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1345.211064][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.211147][ T32] r5:00001000 r4:eb3ff000 [ 1345.211188][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.211271][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.211356][ T32] r5:854bd38c r4:854bd000 [ 1345.211395][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.211535][ T32] r7:ddde2d80 r6:83018200 r5:854bd38c r4:85003c80 [ 1345.211588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.211689][ T32] r10:61c88647 r9:83af1800 r8:85003cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.211734][ T32] r4:85003c80 [ 1345.211773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.211867][ T32] r10:00000000 r9:85003c80 r8:8027f5e8 r7:eb6f5e60 r6:85002880 r5:83af1800 [ 1345.211922][ T32] r4:00000001 [ 1345.211964][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.212037][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) [ 1345.212094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.212157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.212244][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.212334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.212409][ T32] r4:851d0bc0 [ 1345.213300][ T32] INFO: task kworker/1:691:5129 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.213399][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.213528][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.213611][ T32] Call trace: [ 1345.213802][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.213908][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.213953][ T32] r4:00000000 [ 1345.213996][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.214078][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.214155][ T32] 1d20: ba2a7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.214224][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.214279][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.214351][ T32] r5:80070013 r4:80239bb0 [ 1345.214414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.214537][ T32] r4:82ac11e4 [ 1345.214584][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.214703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.214781][ T32] r4:e0631dc0 [ 1345.214856][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.214973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.215029][ T32] r4:00000000 [ 1345.215075][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1345.243489][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.243598][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.243677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.243788][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.243841][ T32] r4:8494cf80 [ 1345.243926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.244068][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.244169][ T32] r4:00000001 [ 1345.244256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.244388][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.244514][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.244587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.244649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.244714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.244760][ T32] r4:84be4100 [ 1345.244809][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.244924][ T32] INFO: task kworker/1:692:5131 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1345.245287][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.261039][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1345.261840][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1345.262246][ T32] r5:00001000 r4:eb44d000 [ 1345.262297][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.262701][ T32] r7:ddde2d80 r6:83018200 r5:854bd78c r4:85003d00 ** 9 printk messages dropped ** [ 1345.263514][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.265224][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.276885][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.277346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1345.278273][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.279226][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1345.279500][ T32] task:kworker/1:693 state:D stack:0 pid:5133 tgid:5133 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.280630][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.280954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850001c0 ** 4 printk messages dropped ** [ 1345.281266][ T32] r5:00001000 r4:eb463000 [ 1345.281307][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.281390][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.281474][ T32] r5:854bdb8c r4:854bd800 [ 1345.281513][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.281692][ T32] r7:ddde2d80 r6:83018200 r5:854bdb8c r4:85003d80 [ 1345.281750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.281848][ T32] r10:61c88647 r9:83af3000 r8:85003dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.281903][ T32] r4:85003d80 [ 1345.281940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.282030][ T32] r10:00000000 r9:85003d80 r8:8027f5e8 r7:eb6f5e60 r6:85002980 r5:83af3000 [ 1345.282105][ T32] r4:00000001 [ 1345.282155][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.282238][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1345.282304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.282370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.282431][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.282497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.282543][ T32] r4:84916180 [ 1345.283505][ T32] INFO: task kworker/1:693:5133 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.283596][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.283808][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.283910][ T32] Call trace: [ 1345.283972][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.284105][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.284159][ T32] r4:00000000 [ 1345.284276][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.284384][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.284473][ T32] 1d20: ba809000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.284535][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.284591][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.284646][ T32] r5:80070013 r4:80239bb0 [ 1345.284690][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.284793][ T32] r4:82ac11e4 [ 1345.284901][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.284992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.285034][ T32] r4:e0631dc0 [ 1345.285075][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.285223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.285284][ T32] r4:00000000 [ 1345.285357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.312545][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.312732][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.312876][ T32] r5:00001000 r4:e01cf000 [ 1345.312932][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.313024][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.313124][ T32] r5:8436478c r4:84364400 [ 1345.313313][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.313889][ T32] r4:8494cf80 ** 7 printk messages dropped ** [ 1345.314476][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.314885][ T32] task:kworker/1:694 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.327658][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.328394][ T32] r5:00001000 r4:eb48f000 [ 1345.328434][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.329049][ T32] r10:61c88647 r9:83af3c00 r8:85003e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.329744][ T32] r4:85410680 ** 5 printk messages dropped ** [ 1345.331137][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.331756][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.332081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1345.333097][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.333999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.334677][ T32] task:kworker/1:695 state:D stack:0 pid:5137 tgid:5137 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.362693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5180 ** 5 printk messages dropped ** [ 1345.363145][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.363402][ T32] r5:854be38c r4:854be000 [ 1345.363462][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.363563][ T32] r7:ddde2d80 r6:83018200 r5:854be38c r4:85003e80 [ 1345.363684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.363796][ T32] r10:61c88647 r9:83af4800 r8:85003eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.363850][ T32] r4:85003e80 [ 1345.363901][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.364040][ T32] r10:00000000 r9:85003e80 r8:8027f5e8 r7:eb6f5e60 r6:85002a80 r5:83af4800 [ 1345.364124][ T32] r4:00000001 [ 1345.364175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.364292][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1345.364369][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.364461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.364529][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.364595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.364646][ T32] r4:853f5080 [ 1345.373168][ T32] INFO: task kworker/1:695:5137 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.373314][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.373526][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.373665][ T32] Call trace: [ 1345.373784][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.373914][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.373974][ T32] r4:00000000 [ 1345.374021][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.374111][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.374240][ T32] 1d20: bae6a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.374341][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.374408][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.374468][ T32] r5:80070013 r4:80239bb0 [ 1345.374516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.374604][ T32] r4:82ac11e4 [ 1345.374663][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.374757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.374808][ T32] r4:e0631dc0 [ 1345.374872][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.375004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.375061][ T32] r4:00000000 [ 1345.375109][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.375241][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.375294][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.375380][ T32] r5:00001000 r4:e01cf000 [ 1345.375420][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.389489][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.389715][ T32] r5:8436478c r4:84364400 [ 1345.389777][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.389897][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.390038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.390172][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.390248][ T32] r4:8494cf80 [ 1345.390304][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.390448][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.390507][ T32] r4:00000001 [ 1345.390601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.390694][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.390772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.390838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.391030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1345.392007][ T32] r4:83af5400 ** 4 printk messages dropped ** [ 1345.392436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 ** 9 printk messages dropped ** [ 1345.393316][ T32] r5:00001000 r4:eb4b1000 [ 1345.393360][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.393528][ T32] r5:854be78c r4:854be400 ** 4 printk messages dropped ** [ 1345.393955][ T32] r4:85003f00 ** 6 printk messages dropped ** [ 1345.394524][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.411237][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.412537][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1345.413053][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1345.413940][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.414657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.414886][ T32] INFO: task kworker/1:697:5141 blocked for more than 471 seconds. [ 1345.414980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.415062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.415106][ T32] task:kworker/1:697 state:D stack:0 pid:5141 tgid:5141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.415200][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.415343][ T32] Call trace: [ 1345.415406][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1345.436242][ T32] r10:829188dc r9:eb755d84 r8:00000002 r7:60000113 r6:eb755d8c r5:83af6000 [ 1345.436369][ T32] r4:83af6000 [ 1345.436422][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1345.436542][ T32] r5:83af6000 r4:829188d8 [ 1345.436592][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.436724][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.436840][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 [ 1345.436902][ T32] r4:00000000 [ 1345.436952][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.437039][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.437152][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.437287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5740 [ 1345.437406][ T32] r4:00000000 [ 1345.437471][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.437579][ T32] r9:83018205 r8:83af6000 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1345.437631][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.437755][ T32] r5:00001000 r4:dfa59000 [ 1345.437802][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.437937][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.438040][ T32] r5:854bf38c r4:854bf000 [ 1345.438085][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.438178][ T32] r7:ddde2d80 r6:83018200 r5:854bf38c r4:85003f80 [ 1345.438216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.438310][ T32] r10:61c88647 r9:83af6000 r8:85003fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.438376][ T32] r4:85003f80 [ 1345.438425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.438524][ T32] r10:00000000 r9:85003f80 r8:8027f5e8 r7:eb6f5e60 r6:85002b80 r5:83af6000 [ 1345.438581][ T32] r4:00000001 [ 1345.438621][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.438703][ T32] Exception stack(0xeb755fb0 to 0xeb755ff8) [ 1345.438789][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.438886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.438949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.439013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.439082][ T32] r4:853f5280 [ 1345.440040][ T32] INFO: task kworker/1:697:5141 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.440113][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.440276][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.440408][ T32] Call trace: [ 1345.440526][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.440636][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.440720][ T32] r4:00000000 [ 1345.440771][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.440852][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.440929][ T32] 1d20: bb1f7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.440991][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 6 printk messages dropped ** [ 1345.441509][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1345.442123][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1345.442660][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.443426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.443968][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.444745][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb75de08 ** 9 printk messages dropped ** [ 1345.470089][ T32] r5:00001000 r4:eb4c9000 [ 1345.470159][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.470473][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.470789][ T32] r4:851e1000 [ 1345.470854][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.470987][ T32] r10:00000000 r9:851e1000 r8:8027f5e8 r7:eb755e60 r6:85002c00 r5:83af6c00 [ 1345.471049][ T32] r4:00000001 [ 1345.471111][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.471200][ T32] Exception stack(0xeb75dfb0 to 0xeb75dff8) [ 1345.471264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.471332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.471465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.471598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.471658][ T32] r4:853f53c0 [ 1345.472559][ T32] INFO: task kworker/1:698:5143 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.472648][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.472837][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.472952][ T32] Call trace: [ 1345.473027][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.473164][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.473227][ T32] r4:00000000 [ 1345.473287][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.473381][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.473448][ T32] 1d20: bb47d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.473518][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.473576][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.473629][ T32] r5:80070013 r4:80239bb0 [ 1345.473700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.473792][ T32] r4:82ac11e4 [ 1345.473842][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.473985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.474082][ T32] r4:e0631dc0 [ 1345.474141][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.474240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.474293][ T32] r4:00000000 [ 1345.474340][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.474466][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.474530][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.474626][ T32] r5:00001000 r4:e01cf000 [ 1345.474674][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.474762][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.474855][ T32] r5:8436478c r4:84364400 [ 1345.474909][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.475011][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.475059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1345.475302][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.501106][ T32] INFO: task kworker/1:699:5145 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.502157][ T32] r5:85450000 r4:829188d8 ** 5 printk messages dropped ** [ 1345.502641][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.503322][ T32] r5:00001000 r4:eae5f000 [ 1345.503373][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.503836][ T32] r10:61c88647 r9:85450000 r8:851e10ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1345.504279][ T32] Exception stack(0xeb761fb0 to 0xeb761ff8) ** 6 printk messages dropped ** [ 1345.514885][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.516037][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1345.516267][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1345.516809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.517334][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.517870][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.518280][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.518405][ T32] r4:00000000 [ 1345.518429][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.518498][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.518542][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.518589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5b00 [ 1345.518645][ T32] r4:00000000 [ 1345.518743][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.518806][ T32] r9:83018205 r8:854eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1345.518829][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.518874][ T32] r5:00001000 r4:eac53000 [ 1345.518904][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.518965][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.519026][ T32] r5:854bf78c r4:854bf400 [ 1345.519049][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.519099][ T32] r7:ddde2d80 r6:83018200 r5:854bf78c r4:851e1100 [ 1345.519121][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.519171][ T32] r10:61c88647 r9:854eb000 r8:851e112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.519194][ T32] r4:851e1100 [ 1345.519214][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.519261][ T32] r10:00000000 r9:851e1100 r8:8027f5e8 r7:eb761e60 r6:851e1180 r5:854eb000 [ 1345.519392][ T32] r4:00000001 [ 1345.519416][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.519457][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1345.519537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.519573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.519601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.519634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.519735][ T32] r4:853f5500 [ 1345.520292][ T32] INFO: task kworker/1:700:5148 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.520336][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.520505][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.520584][ T32] Call trace: [ 1345.520639][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.520701][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.520726][ T32] r4:00000000 [ 1345.520746][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.520787][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.520818][ T32] 1d20: bb794000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.520850][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.520882][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.520934][ T32] r5:80070013 r4:80239bb0 [ 1345.521048][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.521098][ T32] r4:82ac11e4 [ 1345.521120][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.521175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 4 printk messages dropped ** [ 1345.521492][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1345.521926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.522265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.522523][ T32] task:kworker/0:312 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.523127][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.523452][ T32] r9:83018005 r8:85450c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 3 printk messages dropped ** [ 1345.523596][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.524018][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) ** 6 printk messages dropped ** [ 1345.524572][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.525204][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1345.525541][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1345.546135][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1345.546325][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.546744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.547276][ T32] task:kworker/0:313 state:D stack:0 pid:5155 tgid:5155 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.548400][ T32] r4:00000000 [ 1345.548455][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.548538][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.548623][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.548675][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e3a80 [ 1345.548701][ T32] r4:00000000 [ 1345.548728][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.548806][ T32] r9:83018005 r8:85451800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1345.548834][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.548887][ T32] r5:00001000 r4:eb657000 [ 1345.548908][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.548951][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.549022][ T32] r5:8533638c r4:85336000 [ 1345.549048][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.549099][ T32] r7:dddced80 r6:83018000 r5:8533638c r4:85002e00 [ 1345.549147][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.549232][ T32] r10:61c88647 r9:85451800 r8:85002e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.549263][ T32] r4:85002e00 [ 1345.549286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.549363][ T32] r10:00000000 r9:85002e00 r8:8027f5e8 r7:eb6e5e60 r6:85002e80 r5:85451800 [ 1345.549407][ T32] r4:00000001 [ 1345.549457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.549503][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1345.549533][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.549564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.549621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.549682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.549710][ T32] r4:851e30c0 [ 1345.550350][ T32] INFO: task kworker/0:313:5155 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.550433][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.550570][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.550676][ T32] Call trace: [ 1345.550769][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.550904][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.550964][ T32] r4:00000000 [ 1345.551016][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.551167][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.551206][ T32] 1d20: bbc37000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.551270][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.551301][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.551328][ T32] r5:80070013 r4:80239bb0 [ 1345.551357][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.551448][ T32] r4:82ac11e4 [ 1345.551472][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.551521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.551545][ T32] r4:e0631dc0 [ 1345.551570][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.551618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.551645][ T32] r4:00000000 [ 1345.551665][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.551715][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.551765][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.551816][ T32] r5:00001000 r4:e01cf000 [ 1345.551836][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.551883][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.552147][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.552619][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1345.552853][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.553173][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1345.553772][ T32] r5:00001000 r4:eaf49000 ** 2 printk messages dropped ** [ 1345.554088][ T32] r5:854c038c r4:854c0000 ** 3 printk messages dropped ** [ 1345.554462][ T32] r10:61c88647 r9:85452400 r8:851e122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.555335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.588544][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 7 printk messages dropped ** [ 1345.588909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 12 printk messages dropped ** [ 1345.589433][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1345.589768][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.590044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.590633][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.590736][ T32] Call trace: [ 1345.590829][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1345.590987][ T32] r10:829188dc r9:eb775d84 r8:00000002 r7:60000113 r6:eb775d8c r5:85453000 [ 1345.591106][ T32] r4:85453000 [ 1345.591162][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1345.591256][ T32] r5:85453000 r4:829188d8 [ 1345.591303][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.591391][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.591519][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1345.591595][ T32] r4:00000000 [ 1345.591647][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.591738][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.591859][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.591973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5dc0 [ 1345.592027][ T32] r4:00000000 [ 1345.592075][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.592168][ T32] r9:83018205 r8:85453000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1345.592219][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.592318][ T32] r5:00001000 r4:eaf1b000 [ 1345.592352][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.592395][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.592473][ T32] r5:854bff8c r4:854bfc00 [ 1345.592517][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.592650][ T32] r7:ddde2d80 r6:83018200 r5:854bff8c r4:851e1280 [ 1345.592708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.592819][ T32] r10:61c88647 r9:85453000 r8:851e12ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.592882][ T32] r4:851e1280 [ 1345.592931][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.593033][ T32] r10:00000000 r9:851e1280 r8:8027f5e8 r7:eb771e60 r6:85002f80 r5:85453000 [ 1345.593088][ T32] r4:00000001 [ 1345.593141][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.593228][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1345.593288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.593370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.593467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.593594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.593724][ T32] r4:853f5b80 [ 1345.594339][ T32] INFO: task kworker/1:702:5158 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.594429][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.594559][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.594660][ T32] Call trace: [ 1345.594769][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.594893][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.594950][ T32] r4:00000000 [ 1345.595000][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.595111][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.595194][ T32] 1d20: bc0d9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.595273][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.595346][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1345.615267][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1345.616860][ T32] r5:00001000 r4:e01cf000 ** 8 printk messages dropped ** [ 1345.617604][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1345.618784][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.619980][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1345.620734][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1345.621990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1345.624132][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1345.625216][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1345.656369][ T32] task:kworker/1:704 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.656904][ T32] r4:00000000 [ 1345.656927][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.657001][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.657050][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.657119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5c40 [ 1345.657170][ T32] r4:00000000 [ 1345.657216][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.657322][ T32] r9:83018205 r8:85456000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1345.657397][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.657506][ T32] r5:00001000 r4:eafa7000 [ 1345.657554][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.657644][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.657784][ T32] r5:854c078c r4:854c0400 [ 1345.657834][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.657966][ T32] r7:ddde2d80 r6:83018200 r5:854c078c r4:851e1380 [ 1345.658026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.658132][ T32] r10:61c88647 r9:85456000 r8:851e13ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.658184][ T32] r4:851e1380 [ 1345.658233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.658340][ T32] r10:00000000 r9:851e1380 r8:8027f5e8 r7:eb781e60 r6:851e2080 r5:85456000 [ 1345.658400][ T32] r4:00000001 [ 1345.658451][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.658537][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) [ 1345.658599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.658668][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.658738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.658809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.658890][ T32] r4:853f5f80 [ 1345.659800][ T32] INFO: task kworker/1:704:5162 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.659890][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.660059][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.660241][ T32] Call trace: [ 1345.660363][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.660519][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.660591][ T32] r4:00000000 [ 1345.660644][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1345.660901][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 17 printk messages dropped ** [ 1345.662451][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1345.663786][ T32] INFO: task kworker/1:705:5164 blocked for more than 472 seconds. ** 13 printk messages dropped ** [ 1345.664803][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.665147][ T32] r5:00001000 r4:eafd9000 ** 2 printk messages dropped ** [ 1345.665278][ T32] r5:854c0b8c r4:854c0800 ** 9 printk messages dropped ** [ 1345.684924][ T32] Exception stack(0xeb78dfb0 to 0xeb78dff8) ** 10 printk messages dropped ** [ 1345.686437][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 16 printk messages dropped ** [ 1345.687112][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 16 printk messages dropped ** [ 1345.687922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1345.688550][ T32] r5:854ebc00 r4:829188d8 ** 7 printk messages dropped ** [ 1345.688921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4040 ** 7 printk messages dropped ** [ 1345.689345][ T32] r5:854c0f8c r4:854c0c00 ** 4 printk messages dropped ** [ 1345.689544][ T32] r4:851e1480 ** 7 printk messages dropped ** [ 1345.689900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1345.690760][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.690797][ T32] 1d20: bcb46000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.690841][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.690877][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.690929][ T32] r5:80070013 r4:80239bb0 [ 1345.690954][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.691013][ T32] r4:82ac11e4 [ 1345.691037][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.691087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.691111][ T32] r4:e0631dc0 [ 1345.691131][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.691177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.691201][ T32] r4:00000000 [ 1345.691222][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.691273][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.691318][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.691370][ T32] r5:00001000 r4:e01cf000 [ 1345.691412][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.691505][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.691578][ T32] r5:8436478c r4:84364400 [ 1345.691613][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.691668][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.691691][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.691763][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.691792][ T32] r4:8494cf80 [ 1345.691814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.691866][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.691905][ T32] r4:00000001 [ 1345.691930][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.691970][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.692030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.692097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.692131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.692194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.692222][ T32] r4:84be4100 [ 1345.692255][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.692283][ T32] INFO: task kworker/1:707:5169 blocked for more than 472 seconds. [ 1345.692313][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.692360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.692411][ T32] task:kworker/1:707 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.692462][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.692504][ T32] Call trace: [ 1345.692536][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1345.692596][ T32] r10:829188dc r9:eb791d84 r8:00000002 r7:60000013 r6:eb791d8c r5:854ec800 [ 1345.692625][ T32] r4:854ec800 [ 1345.692657][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1345.692706][ T32] r5:854ec800 r4:829188d8 [ 1345.692750][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.692797][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.692849][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1345.692895][ T32] r4:00000000 [ 1345.692919][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.692991][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.693056][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.693119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4340 [ 1345.693149][ T32] r4:00000000 [ 1345.693173][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.693224][ T32] r9:83018205 r8:854ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1345.693247][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.693293][ T32] r5:00001000 r4:eb50d000 [ 1345.693335][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.693382][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.693430][ T32] r5:854c178c r4:854c1400 ** 3 printk messages dropped ** [ 1345.693575][ T32] r10:61c88647 r9:854ec800 r8:851e15ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.693929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.694603][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1345.695054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 11 printk messages dropped ** [ 1345.730026][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1345.730952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.731574][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.732424][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 ** 9 printk messages dropped ** [ 1345.733188][ T32] r5:00001000 r4:eb535000 ** 3 printk messages dropped ** [ 1345.733337][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1345.733884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.735336][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1345.745320][ T32] r4:82ac11e4 [ 1345.745352][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.745426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.745454][ T32] r4:e0631dc0 [ 1345.745507][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.745984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.746032][ T32] r4:00000000 [ 1345.746080][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.746194][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.746249][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.746355][ T32] r5:00001000 r4:e01cf000 [ 1345.746404][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.746491][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.746597][ T32] r5:8436478c r4:84364400 [ 1345.746650][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.746769][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.746819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.746932][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.746992][ T32] r4:8494cf80 [ 1345.747042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.747152][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.747207][ T32] r4:00000001 [ 1345.747250][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.747333][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.747395][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.747481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.747547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.747612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.747667][ T32] r4:84be4100 [ 1345.747723][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.747817][ T32] INFO: task kworker/1:709:5173 blocked for more than 472 seconds. [ 1345.747937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.748028][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.748087][ T32] task:kworker/1:709 state:D stack:0 pid:5173 tgid:5173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.748229][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.748324][ T32] Call trace: [ 1345.748404][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1345.748543][ T32] r10:829188dc r9:eb799d84 r8:00000002 r7:60000113 r6:eb799d8c r5:854ee000 [ 1345.748632][ T32] r4:854ee000 [ 1345.748692][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1345.749055][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.750195][ T32] r5:00001000 r4:eb52b000 ** 2 printk messages dropped ** [ 1345.750419][ T32] r5:854c1b8c r4:854c1800 ** 4 printk messages dropped ** [ 1345.750804][ T32] r4:851e1780 ** 7 printk messages dropped ** [ 1345.751399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.753210][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.753636][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1345.754307][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1345.754775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1345.755157][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1345.789790][ T32] r5:854eec00 r4:829188d8 ** 6 printk messages dropped ** [ 1345.790351][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1345.790842][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1345.791677][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1345.792205][ T32] r4:854d4600 ** 6 printk messages dropped ** [ 1345.793946][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.794142][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.794218][ T32] 1d20: bd752000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.794304][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.794375][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.794442][ T32] r5:80070013 r4:80239bb0 [ 1345.794495][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.794590][ T32] r4:82ac11e4 [ 1345.794640][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.794740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.794794][ T32] r4:e0631dc0 [ 1345.794859][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.794997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.795068][ T32] r4:00000000 [ 1345.795121][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.795238][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.795290][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.795396][ T32] r5:00001000 r4:e01cf000 [ 1345.795467][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.811205][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.811388][ T32] r5:8436478c r4:84364400 [ 1345.811473][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.811601][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.811658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.811765][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.811819][ T32] r4:8494cf80 [ 1345.811878][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.811988][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.812061][ T32] r4:00000001 [ 1345.812126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.812242][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.812326][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.812397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.812465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.812533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.812593][ T32] r4:84be4100 [ 1345.812647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.812716][ T32] INFO: task kworker/1:711:5177 blocked for more than 472 seconds. [ 1345.812793][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.812875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.812945][ T32] task:kworker/1:711 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.813081][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.813458][ T32] r4:854ea400 ** 7 printk messages dropped ** [ 1345.814154][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.814813][ T32] r5:00001000 r4:eb543000 ** 1 printk messages dropped ** [ 1345.814991][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1345.831192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.833160][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1345.834233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 12 printk messages dropped ** [ 1345.835209][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 9 printk messages dropped ** [ 1345.851892][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1345.853329][ T32] r5:8495bc00 r4:829188d8 ** 7 printk messages dropped ** [ 1345.854199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d4a40 ** 6 printk messages dropped ** [ 1345.854746][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1345.876300][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.876339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.876377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.876403][ T32] r4:854d4840 [ 1345.876906][ T32] INFO: task kworker/1:712:5178 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.876968][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.877112][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.877192][ T32] Call trace: [ 1345.877230][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.877299][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.877327][ T32] r4:00000000 [ 1345.877347][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.877387][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.877419][ T32] 1d20: bdf40000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.877450][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.877477][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.877525][ T32] r5:80070013 r4:80239bb0 [ 1345.877550][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.877595][ T32] r4:82ac11e4 [ 1345.877680][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.877756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.877783][ T32] r4:e0631dc0 [ 1345.877805][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.877853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.877885][ T32] r4:00000000 [ 1345.877929][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.878018][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.878045][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.878136][ T32] r5:00001000 r4:e01cf000 [ 1345.878163][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.878227][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.878286][ T32] r5:8436478c r4:84364400 [ 1345.878311][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.878363][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.878384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.878434][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.878479][ T32] r4:8494cf80 [ 1345.878504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.878576][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.878614][ T32] r4:00000001 [ 1345.878638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.878676][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.878705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.878740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.878769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.878799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.878822][ T32] r4:84be4100 [ 1345.878864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.878926][ T32] INFO: task kworker/1:713:5181 blocked for more than 472 seconds. [ 1345.878980][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1345.879054][ T32] task:kworker/1:713 state:D stack:0 pid:5181 tgid:5181 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.879585][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.879731][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.879974][ T32] r5:00001000 r4:eb591000 [ 1345.879994][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.880267][ T32] r7:ddde2d80 r6:83018200 r5:854c2f8c r4:851e1b80 ** 9 printk messages dropped ** [ 1345.880691][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.881553][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.882117][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1345.882353][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1345.883008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.883570][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.883843][ T32] task:kworker/1:714 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.884842][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.885449][ T32] r5:00001000 r4:eb5c7000 ** 2 printk messages dropped ** [ 1345.906490][ T32] r5:854c338c r4:854c3000 ** 4 printk messages dropped ** [ 1345.906743][ T32] r4:851e1c80 ** 6 printk messages dropped ** [ 1345.906996][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1345.907079][ T32] r4:854d4bc0 [ 1345.907566][ T32] INFO: task kworker/1:714:5183 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1345.907603][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.907723][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.907862][ T32] Call trace: [ 1345.907908][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1345.908037][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1345.908136][ T32] r4:00000000 [ 1345.908234][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.908281][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1345.908317][ T32] 1d20: bdffc000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1345.908373][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1345.908406][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1345.908433][ T32] r5:80070013 r4:80239bb0 [ 1345.908455][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.908561][ T32] r4:82ac11e4 [ 1345.908675][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.908757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.908857][ T32] r4:e0631dc0 [ 1345.908886][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.908953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.909049][ T32] r4:00000000 [ 1345.909074][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.909154][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.909181][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.909229][ T32] r5:00001000 r4:e01cf000 [ 1345.909334][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.909382][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.909453][ T32] r5:8436478c r4:84364400 [ 1345.909479][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.909530][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.909551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.909628][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.909710][ T32] r4:8494cf80 [ 1345.909799][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.909876][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.910082][ T32] r4:00000001 [ 1345.910106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.910264][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.910297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.910329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.910356][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.910471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.910498][ T32] r4:84be4100 [ 1345.910612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.910712][ T32] INFO: task kworker/1:715:5185 blocked for more than 472 seconds. [ 1345.910809][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.910841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.910864][ T32] task:kworker/1:715 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.910966][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.911101][ T32] Call trace: [ 1345.911138][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1345.911203][ T32] r10:829188dc r9:eb7b5d84 r8:00000002 r7:60000113 r6:eb7b5d8c r5:854f1800 [ 1345.911289][ T32] r4:854f1800 [ 1345.911314][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1345.911384][ T32] r5:854f1800 r4:829188d8 [ 1345.911408][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.911472][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.911668][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 1345.911696][ T32] r4:00000000 [ 1345.911728][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.911772][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.911813][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.911858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f5880 [ 1345.911901][ T32] r4:00000000 [ 1345.911934][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.911984][ T32] r9:83018205 r8:854f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 ** 1 printk messages dropped ** [ 1345.912147][ T32] r5:00001000 r4:eb5d9000 [ 1345.912174][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.912246][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.912479][ T32] r10:61c88647 r9:854f1800 r8:851e1dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.913014][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.913624][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.914208][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.914486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1345.915319][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.946564][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.946593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.946661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.946756][ T32] r4:84be4100 [ 1345.946787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.946820][ T32] INFO: task kworker/1:716:5187 blocked for more than 472 seconds. [ 1345.946912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.946974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.947075][ T32] task:kworker/1:716 state:D stack:0 pid:5187 tgid:5187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.947168][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.947312][ T32] Call trace: [ 1345.947533][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1345.947595][ T32] r10:829188dc r9:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:854f3000 [ 1345.947620][ T32] r4:854f3000 [ 1345.947641][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1345.947685][ T32] r5:854f3000 r4:829188d8 [ 1345.947761][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.947923][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.947985][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [ 1345.948154][ T32] r4:00000000 [ 1345.948181][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.948251][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.948299][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.948347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85519280 [ 1345.948371][ T32] r4:00000000 [ 1345.948391][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.948442][ T32] r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1345.948491][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.948540][ T32] r5:00001000 r4:eb601000 [ 1345.948574][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.948622][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.948668][ T32] r5:854c3f8c r4:854c3c00 [ 1345.948818][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.948890][ T32] r7:ddde2d80 r6:83018200 r5:854c3f8c r4:851e1e80 [ 1345.948930][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.948993][ T32] r10:61c88647 r9:854f3000 r8:851e1eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.949045][ T32] r4:851e1e80 [ 1345.949245][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.949365][ T32] r10:00000000 r9:851e1e80 r8:8027f5e8 r7:eb7b5e60 r6:851e1f00 r5:854f3000 [ 1345.949434][ T32] r4:00000001 [ 1345.949473][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.949516][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1345.949602][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.949672][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.949741][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1345.950573][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1345.951915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 9 printk messages dropped ** [ 1345.952364][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.952839][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.953364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.953569][ T32] task:kworker/1:717 state:D stack:0 pid:5188 tgid:5188 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.954213][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.954544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85519100 ** 4 printk messages dropped ** [ 1345.954723][ T32] r5:00001000 r4:eb5e5000 ** 2 printk messages dropped ** [ 1345.955160][ T32] r5:854c3b8c r4:854c3800 ** 4 printk messages dropped ** [ 1345.955448][ T32] r4:851e1f80 ** 6 printk messages dropped ** [ 1345.976515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.977885][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1345.978360][ T32] r4:82ac11e4 [ 1345.978380][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.978427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1345.978537][ T32] r4:e0631dc0 [ 1345.978562][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.978610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1345.978650][ T32] r4:00000000 [ 1345.978708][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1345.978768][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.978792][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.978865][ T32] r5:00001000 r4:e01cf000 [ 1345.978978][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1345.979027][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.979074][ T32] r5:8436478c r4:84364400 [ 1345.979094][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.979144][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1345.979166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.979217][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.979241][ T32] r4:8494cf80 [ 1345.979261][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.979309][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1345.979333][ T32] r4:00000001 [ 1345.979353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.979417][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1345.979450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.979501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.979591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.979627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.979652][ T32] r4:84be4100 [ 1345.979674][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.979732][ T32] INFO: task kworker/1:718:5191 blocked for more than 472 seconds. [ 1345.979772][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.979799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.979821][ T32] task:kworker/1:718 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.979876][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.979920][ T32] Call trace: [ 1345.979982][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1345.980086][ T32] r10:829188dc r9:eb7c1d84 r8:00000002 r7:60000013 r6:eb7c1d8c r5:854f2400 [ 1345.980114][ T32] r4:854f2400 [ 1345.980208][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1345.980257][ T32] r5:854f2400 r4:829188d8 [ 1345.980483][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.980648][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.980704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c1e08 [ 1345.980729][ T32] r4:00000000 [ 1345.980853][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1345.980911][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1345.980950][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1345.980996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85519480 [ 1345.981077][ T32] r4:00000000 [ 1345.981102][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1345.981229][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1345.981282][ T32] r5:00001000 r4:eb60d000 [ 1345.981331][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1345.981810][ T32] r10:61c88647 r9:854f2400 r8:8551a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.982306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.983366][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.983727][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1345.984592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1345.985070][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.015408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.016185][ T32] task:kworker/1:719 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.016923][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 ** 3 printk messages dropped ** [ 1346.017297][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.017345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85519700 [ 1346.017369][ T32] r4:00000000 [ 1346.017389][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.017441][ T32] r9:83018205 r8:854f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1346.017464][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.017509][ T32] r5:00001000 r4:eb61f000 [ 1346.017529][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.017571][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.017617][ T32] r5:854cc78c r4:854cc400 [ 1346.017674][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.017734][ T32] r7:ddde2d80 r6:83018200 r5:854cc78c r4:8551a180 [ 1346.017756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.017807][ T32] r10:61c88647 r9:854f6000 r8:8551a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.017830][ T32] r4:8551a180 [ 1346.017950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.018177][ T32] r10:00000000 r9:8551a180 r8:8027f5e8 r7:eb7c1e60 r6:8551a200 r5:854f6000 [ 1346.018206][ T32] r4:00000001 [ 1346.018228][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.018268][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1346.018296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.018327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.018410][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.018476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.018723][ T32] r4:85519500 [ 1346.019218][ T32] INFO: task kworker/1:719:5193 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.019280][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.019442][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.019509][ T32] Call trace: [ 1346.019598][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.019658][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.019685][ T32] r4:00000000 [ 1346.019705][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.019803][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.019865][ T32] 1d20: bedd7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.020012][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.020051][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.020120][ T32] r5:80070013 r4:80239bb0 [ 1346.020146][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.020232][ T32] r4:82ac11e4 [ 1346.020258][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.020307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.020333][ T32] r4:e0631dc0 [ 1346.020354][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.020400][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.020476][ T32] r4:00000000 [ 1346.020501][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.020575][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.020601][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.020811][ T32] r5:00001000 r4:e01cf000 [ 1346.020836][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.020975][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.021027][ T32] r5:8436478c r4:84364400 [ 1346.021089][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.021145][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.021195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.021279][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.021306][ T32] r4:8494cf80 [ 1346.021328][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.021379][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.021404][ T32] r4:00000001 [ 1346.021435][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.021503][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.021535][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.021575][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.021605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.021636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.021684][ T32] r4:84be4100 [ 1346.021732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.021761][ T32] INFO: task kworker/1:720:5194 blocked for more than 472 seconds. [ 1346.021793][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.021831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.021857][ T32] task:kworker/1:720 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.022041][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.022297][ T32] Call trace: [ 1346.022488][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.022548][ T32] r10:829188dc r9:eb779d84 r8:00000002 r7:60000013 r6:eb779d8c r5:854f5400 [ 1346.022601][ T32] r4:854f5400 [ 1346.022626][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.022697][ T32] r5:854f5400 r4:829188d8 [ 1346.022818][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.022879][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.022979][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1346.023015][ T32] r4:00000000 [ 1346.023255][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.023363][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.023409][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.023458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85519880 [ 1346.023482][ T32] r4:00000000 [ 1346.023502][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.023550][ T32] r9:83018205 r8:854f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1346.023572][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.023623][ T32] r5:00001000 r4:eb62d000 [ 1346.023770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.023817][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.023999][ T32] r5:854ccb8c r4:854cc800 [ 1346.024032][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.024083][ T32] r7:ddde2d80 r6:83018200 r5:854ccb8c r4:8551a280 [ 1346.024106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.024157][ T32] r10:61c88647 r9:854f5400 r8:8551a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.024182][ T32] r4:8551a280 [ 1346.024249][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.024358][ T32] r10:00000000 r9:8551a280 r8:8027f5e8 r7:eb7c5e60 r6:8551a300 r5:854f5400 [ 1346.024468][ T32] r4:00000001 [ 1346.024492][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.024530][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1346.024565][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.024674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.024706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.024738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.024763][ T32] r4:85519180 [ 1346.025052][ T32] INFO: task kworker/1:720:5194 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.025087][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.025175][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.025401][ T32] Call trace: [ 1346.025437][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.048879][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.048986][ T32] r4:00000000 [ 1346.049016][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.049094][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.049162][ T32] 1d20: bf175000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.049199][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.049335][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.049420][ T32] r5:80070013 r4:80239bb0 [ 1346.049471][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.049549][ T32] r4:82ac11e4 [ 1346.049601][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.049677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.049704][ T32] r4:e0631dc0 [ 1346.049726][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.049774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.049828][ T32] r4:00000000 [ 1346.049853][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.049940][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.049966][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.050018][ T32] r5:00001000 r4:e01cf000 [ 1346.050039][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.050109][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.050210][ T32] r5:8436478c r4:84364400 [ 1346.050234][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.050288][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.050310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.050361][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.050385][ T32] r4:8494cf80 [ 1346.050406][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.050456][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.050483][ T32] r4:00000001 [ 1346.050559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.050603][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.050633][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.050664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.050723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.050891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.050991][ T32] r4:84be4100 [ 1346.051076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.051112][ T32] INFO: task kworker/1:721:5197 blocked for more than 472 seconds. [ 1346.051199][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.051230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.051282][ T32] task:kworker/1:721 state:D stack:0 pid:5197 tgid:5197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.051347][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.051394][ T32] Call trace: [ 1346.051448][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.051501][ T32] r10:829188dc r9:eb7cdd84 r8:00000002 r7:60000013 r6:eb7cdd8c r5:854f8000 [ 1346.051526][ T32] r4:854f8000 [ 1346.051547][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.051593][ T32] r5:854f8000 r4:829188d8 [ 1346.051614][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.051656][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.051708][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1346.051732][ T32] r4:00000000 [ 1346.051752][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.051792][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.051830][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.051882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0480 [ 1346.051907][ T32] r4:00000000 [ 1346.051927][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.052002][ T32] r9:83018205 r8:854f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1346.052031][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.052091][ T32] r5:00001000 r4:dfaa7000 [ 1346.052191][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.052239][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.052312][ T32] r5:854cd38c r4:854cd000 [ 1346.052367][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.052418][ T32] r7:ddde2d80 r6:83018200 r5:854cd38c r4:8551a380 [ 1346.052439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.052489][ T32] r10:61c88647 r9:854f8000 r8:8551a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.052512][ T32] r4:8551a380 [ 1346.052533][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.052582][ T32] r10:00000000 r9:8551a380 r8:8027f5e8 r7:eb779e60 r6:8551a400 r5:854f8000 [ 1346.052657][ T32] r4:00000001 [ 1346.052761][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.052803][ T32] Exception stack(0xeb7cdfb0 to 0xeb7cdff8) [ 1346.052857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.052896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.052952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.053040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.053068][ T32] r4:855196c0 [ 1346.053577][ T32] INFO: task kworker/1:721:5197 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.053616][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.053721][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.053784][ T32] Call trace: [ 1346.053848][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.053910][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.053936][ T32] r4:00000000 [ 1346.053957][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.053998][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.054029][ T32] 1d20: bf175000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.054091][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.054122][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1346.054354][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.054494][ T32] r4:e0631dc0 ** 1 printk messages dropped ** [ 1346.054566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1346.055180][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1346.055533][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.072418][ T32] r4:8494cf80 ** 1 printk messages dropped ** [ 1346.072763][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 6 printk messages dropped ** [ 1346.073166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1346.073309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1346.073722][ T32] r10:829188dc r9:eb7d1d84 r8:00000002 r7:60000013 r6:eb7d1d8c r5:854f8c00 ** 6 printk messages dropped ** [ 1346.074008][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.074104][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1346.074194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849794c0 ** 4 printk messages dropped ** [ 1346.074359][ T32] r5:00001000 r4:e092b000 [ 1346.074380][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.074680][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.074981][ T32] r5:854ccf8c r4:854ccc00 [ 1346.075011][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.075063][ T32] r7:ddde2d80 r6:83018200 r5:854ccf8c r4:8551a480 [ 1346.075085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.075135][ T32] r10:61c88647 r9:854f8c00 r8:8551a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.075158][ T32] r4:8551a480 [ 1346.075179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.075263][ T32] r10:00000000 r9:8551a480 r8:8027f5e8 r7:eb7cde60 r6:8551a500 r5:854f8c00 [ 1346.075292][ T32] r4:00000001 [ 1346.075318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.075357][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1346.075390][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.075442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.075479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.075578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.092422][ T32] r4:855196c0 [ 1346.092988][ T32] INFO: task kworker/1:722:5198 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.093033][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.093410][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.093620][ T32] Call trace: [ 1346.093721][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.093784][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.093821][ T32] r4:00000000 [ 1346.093843][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.093904][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.093937][ T32] 1d20: bf847000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.093996][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.094037][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.094096][ T32] r5:80070013 r4:80239bb0 [ 1346.094196][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.094293][ T32] r4:82ac11e4 [ 1346.094391][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.094486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.094514][ T32] r4:e0631dc0 [ 1346.094536][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.094605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.094666][ T32] r4:00000000 [ 1346.094695][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.094767][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.094794][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.094853][ T32] r5:00001000 r4:e01cf000 [ 1346.094884][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.094940][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.095004][ T32] r5:8436478c r4:84364400 [ 1346.095028][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.095081][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.095103][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.095182][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.095235][ T32] r4:8494cf80 [ 1346.095259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.095337][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.095397][ T32] r4:00000001 [ 1346.095422][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.095541][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.103944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.103999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.104033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.104069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.104121][ T32] r4:84be4100 [ 1346.104178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.104226][ T32] INFO: task kworker/0:314:5201 blocked for more than 472 seconds. [ 1346.104263][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.104291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.104313][ T32] task:kworker/0:314 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.104445][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.104550][ T32] Call trace: [ 1346.104720][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.104781][ T32] r10:829188dc r9:eb7e1d84 r8:00000002 r7:60000113 r6:eb7e1d8c r5:854fb000 [ 1346.104809][ T32] r4:854fb000 [ 1346.104831][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.104909][ T32] r5:854fb000 r4:829188d8 [ 1346.104935][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.104989][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.105046][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1346.105107][ T32] r4:00000000 [ 1346.105214][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.105301][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.105417][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.109197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e3400 [ 1346.109522][ T32] r4:00000000 [ 1346.109555][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.109675][ T32] r9:83018005 r8:854fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1346.109707][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.109757][ T32] r5:00001000 r4:eb7e3000 [ 1346.109805][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.109880][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.110108][ T32] r5:85336b8c r4:85336800 [ 1346.110136][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.110190][ T32] r7:dddced80 r6:83018000 r5:85336b8c r4:851e2180 [ 1346.110284][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.110529][ T32] r10:61c88647 r9:854fb000 r8:851e21ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.110558][ T32] r4:851e2180 [ 1346.110591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.110646][ T32] r10:00000000 r9:851e2180 r8:8027f5e8 r7:eb6e5e60 r6:8551a580 r5:854fb000 [ 1346.110671][ T32] r4:00000001 [ 1346.110745][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.110789][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1346.110865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.110905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.110936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.110968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.111017][ T32] r4:851e3c40 [ 1346.111545][ T32] INFO: task kworker/0:314:5201 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.111583][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.111653][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.111703][ T32] Call trace: [ 1346.111737][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.111806][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.111916][ T32] r4:00000000 [ 1346.111943][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.111989][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.112022][ T32] 1d20: bf847000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.112107][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.112205][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.112237][ T32] r5:80070013 r4:80239bb0 [ 1346.112259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.112392][ T32] r4:82ac11e4 [ 1346.112486][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.112780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.112814][ T32] r4:e0631dc0 [ 1346.112837][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.112890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.112916][ T32] r4:00000000 [ 1346.113075][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.113183][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.113260][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.113311][ T32] r5:00001000 r4:e01cf000 [ 1346.113403][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.113484][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.113536][ T32] r5:8436478c r4:84364400 [ 1346.113557][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.113607][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.113629][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.113786][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.113817][ T32] r4:8494cf80 [ 1346.113838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.113896][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.113920][ T32] r4:00000001 [ 1346.113940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.114003][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.114042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.114075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.114104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.114188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.114216][ T32] r4:84be4100 [ 1346.114292][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.114326][ T32] INFO: task kworker/0:315:5202 blocked for more than 472 seconds. [ 1346.114361][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.114541][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.114642][ T32] task:kworker/0:315 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.114696][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.114810][ T32] Call trace: [ 1346.114847][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.114905][ T32] r10:829188dc r9:eb7edd84 r8:00000002 r7:60000113 r6:eb7edd8c r5:854fbc00 [ 1346.114985][ T32] r4:854fbc00 [ 1346.115079][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.115128][ T32] r5:854fbc00 r4:829188d8 [ 1346.115150][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.115193][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.115244][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 [ 1346.115350][ T32] r4:00000000 [ 1346.115375][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.115444][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.146189][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.146383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550f2c0 [ 1346.146418][ T32] r4:00000000 [ 1346.146443][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.146501][ T32] r9:83018005 r8:854fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1346.146526][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.146655][ T32] r5:00001000 r4:eb817000 [ 1346.146682][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.146754][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.146832][ T32] r5:85337b8c r4:85337800 [ 1346.146942][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.147005][ T32] r7:dddced80 r6:83018000 r5:85337b8c r4:851e2200 [ 1346.147031][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.147433][ T32] Exception stack(0xeb7edfb0 to 0xeb7edff8) ** 7 printk messages dropped ** [ 1346.148728][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.149358][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.149966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1346.150805][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.151053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.151317][ T32] task:kworker/0:316 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.152045][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.152250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85007b80 ** 4 printk messages dropped ** [ 1346.152607][ T32] r5:00001000 r4:eb7e9000 [ 1346.152725][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.152778][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.152825][ T32] r5:85336f8c r4:85336c00 [ 1346.152885][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.152942][ T32] r7:dddced80 r6:83018000 r5:85336f8c r4:851e2280 [ 1346.153015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.153071][ T32] r10:61c88647 r9:854fc800 r8:851e22ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.153095][ T32] r4:851e2280 [ 1346.153114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.153180][ T32] r10:00000000 r9:851e2280 r8:8027f5e8 r7:eb7ede60 r6:8551a680 r5:854fc800 [ 1346.153235][ T32] r4:00000001 [ 1346.153299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.153369][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1346.153409][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.153442][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.153472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.153504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.153527][ T32] r4:851e3c40 [ 1346.153839][ T32] INFO: task kworker/0:316:5203 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.153881][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.153943][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.154021][ T32] Call trace: [ 1346.154079][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.154139][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.154164][ T32] r4:00000000 [ 1346.154184][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.154250][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.154368][ T32] 1d20: bffc0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.154550][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.154583][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.154609][ T32] r5:80070013 r4:80239bb0 [ 1346.154630][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.154673][ T32] r4:82ac11e4 [ 1346.154694][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.154742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 10 printk messages dropped ** [ 1346.155355][ T32] r5:8436478c r4:84364400 ** 9 printk messages dropped ** [ 1346.168480][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 11 printk messages dropped ** [ 1346.169187][ T32] Call trace: ** 8 printk messages dropped ** [ 1346.169719][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.170321][ T32] r5:00001000 r4:eb803000 [ 1346.170342][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1346.170985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1346.171941][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.172681][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.173243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1346.174044][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.174859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.202860][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.203439][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.203488][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.203541][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 [ 1346.203590][ T32] r4:00000000 [ 1346.203616][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.203658][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.203701][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.203746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550f1c0 [ 1346.203770][ T32] r4:00000000 [ 1346.203874][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.203933][ T32] r9:83018005 r8:85453c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1346.203958][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.204007][ T32] r5:00001000 r4:eb809000 [ 1346.204028][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.204070][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.204203][ T32] r5:8533778c r4:85337400 [ 1346.204325][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.204382][ T32] r7:dddced80 r6:83018000 r5:8533778c r4:851e2380 [ 1346.204528][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.204584][ T32] r10:61c88647 r9:85453c00 r8:851e23ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.204641][ T32] r4:851e2380 [ 1346.204770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.204905][ T32] r10:00000000 r9:851e2380 r8:8027f5e8 r7:eb7ede60 r6:851e2400 r5:85453c00 [ 1346.204935][ T32] r4:00000001 [ 1346.204959][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.205031][ T32] Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) [ 1346.205135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.205172][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.205203][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.205263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.205376][ T32] r4:8550f140 [ 1346.218866][ T32] INFO: task kworker/0:318:5207 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.218969][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.219048][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.219281][ T32] Call trace: [ 1346.219573][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.219779][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.219809][ T32] r4:00000000 [ 1346.219831][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.219880][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.219915][ T32] 1d20: c0709000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.219947][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.220116][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.220160][ T32] r5:80070013 r4:80239bb0 [ 1346.220192][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.220239][ T32] r4:82ac11e4 [ 1346.220424][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.220532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.220560][ T32] r4:e0631dc0 [ 1346.220582][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1346.220772][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.221107][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1346.221499][ T32] r4:8494cf80 ** 6 printk messages dropped ** [ 1346.221999][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.222580][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.223081][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.223514][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.223894][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.224454][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.224651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1346.248850][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.249114][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.249683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1346.250365][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.251126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.251473][ T32] task:kworker/0:320 state:D stack:0 pid:5212 tgid:5212 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.252181][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 ** 7 printk messages dropped ** [ 1346.252546][ T32] r9:83018005 r8:849b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 1 printk messages dropped ** [ 1346.252619][ T32] r5:00001000 r4:eb81d000 ** 4 printk messages dropped ** [ 1346.252904][ T32] r7:dddced80 r6:83018000 r5:85337f8c r4:851e2580 ** 7 printk messages dropped ** [ 1346.253482][ T32] Exception stack(0xeb7d5fb0 to 0xeb7d5ff8) ** 7 printk messages dropped ** [ 1346.254558][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.255045][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 7 printk messages dropped ** [ 1346.255443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 7 printk messages dropped ** [ 1346.266860][ T32] r5:00001000 r4:e01cf000 [ 1346.266889][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.266933][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.267123][ T32] r5:8436478c r4:84364400 [ 1346.267151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.267230][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.267257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.267336][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.267451][ T32] r4:8494cf80 [ 1346.267475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.267527][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.267551][ T32] r4:00000001 [ 1346.267572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.267656][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.267692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.267723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.267752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.267784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.267807][ T32] r4:84be4100 [ 1346.267830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.267876][ T32] INFO: task kworker/0:321:5214 blocked for more than 472 seconds. [ 1346.268040][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.268077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.268142][ T32] task:kworker/0:321 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.268206][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.268253][ T32] Call trace: [ 1346.268288][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.268342][ T32] r10:829188dc r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:849b0c00 [ 1346.268393][ T32] r4:849b0c00 [ 1346.268424][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.268503][ T32] r5:849b0c00 r4:829188d8 [ 1346.268528][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.268572][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.268662][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1346.268720][ T32] r4:00000000 [ 1346.268765][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.268843][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.268979][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.269091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550f740 [ 1346.269122][ T32] r4:00000000 [ 1346.269143][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.269196][ T32] r9:83018005 r8:849b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1346.269411][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.269528][ T32] r5:00001000 r4:eb831000 [ 1346.269668][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.269720][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.269767][ T32] r5:84a3038c r4:84a30000 [ 1346.270015][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.270070][ T32] r7:dddced80 r6:83018000 r5:84a3038c r4:851e2680 [ 1346.270093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.270143][ T32] r10:61c88647 r9:849b0c00 r8:851e26ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.270168][ T32] r4:851e2680 [ 1346.270188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.270307][ T32] r10:00000000 r9:851e2680 r8:8027f5e8 r7:eb80de60 r6:851e2700 r5:849b0c00 [ 1346.270365][ T32] r4:00000001 [ 1346.270408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.270482][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1346.270542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.270606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.270664][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.270742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.270794][ T32] r4:8550f540 [ 1346.271590][ T32] INFO: task kworker/0:321:5214 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.271692][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.271822][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.271907][ T32] Call trace: [ 1346.271942][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.272003][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.272028][ T32] r4:00000000 [ 1346.272071][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.272118][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.272149][ T32] 1d20: c0bc4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.272181][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.272229][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.272280][ T32] r5:80070013 r4:80239bb0 [ 1346.272347][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.272394][ T32] r4:82ac11e4 [ 1346.272416][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.272462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.272485][ T32] r4:e0631dc0 [ 1346.272503][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.272599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.272626][ T32] r4:00000000 [ 1346.272741][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.272829][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.272867][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.272926][ T32] r5:00001000 r4:e01cf000 [ 1346.272959][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.273014][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.273065][ T32] r5:8436478c r4:84364400 ** 1 printk messages dropped ** [ 1346.273178][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 7 printk messages dropped ** [ 1346.273465][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 11 printk messages dropped ** [ 1346.274012][ T32] Call trace: ** 8 printk messages dropped ** [ 1346.274512][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.275015][ T32] r5:00001000 r4:eb83f000 [ 1346.275038][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.275080][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.275211][ T32] r5:8439ff8c r4:8439fc00 [ 1346.275244][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.275297][ T32] r7:dddced80 r6:83018000 r5:8439ff8c r4:851e2780 [ 1346.275319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.275369][ T32] r10:61c88647 r9:849b1800 r8:851e27ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.275414][ T32] r4:851e2780 [ 1346.275436][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.275528][ T32] r10:00000000 r9:851e2780 r8:8027f5e8 r7:eb821e60 r6:851e2800 r5:849b1800 [ 1346.304524][ T32] r4:00000001 [ 1346.304592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.304661][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) [ 1346.304695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.304737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.304791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.304827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.304851][ T32] r4:8550f680 [ 1346.305371][ T32] INFO: task kworker/0:322:5216 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.305511][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.305963][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.306094][ T32] Call trace: [ 1346.306198][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.306260][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.306285][ T32] r4:00000000 [ 1346.306307][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.306432][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.306509][ T32] 1d20: c10ac000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.306546][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.306574][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.306603][ T32] r5:80070013 r4:80239bb0 [ 1346.306638][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.306689][ T32] r4:82ac11e4 [ 1346.306710][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.306802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.306850][ T32] r4:e0631dc0 [ 1346.306899][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.306952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.306976][ T32] r4:00000000 [ 1346.306995][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.307046][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1346.307386][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 11 printk messages dropped ** [ 1346.307948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1346.308789][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb83de08 ** 9 printk messages dropped ** [ 1346.309457][ T32] r5:00001000 r4:eb845000 ** 4 printk messages dropped ** [ 1346.309757][ T32] r7:dddced80 r6:83018000 r5:8439fb8c r4:851e2880 ** 11 printk messages dropped ** [ 1346.310346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1346.311538][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.311880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 9 printk messages dropped ** [ 1346.312324][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 4 printk messages dropped ** [ 1346.312508][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 9 printk messages dropped ** [ 1346.312967][ T32] INFO: task kworker/0:324:5221 blocked for more than 472 seconds. ** 8 printk messages dropped ** [ 1346.313563][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1346.313911][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1346.314209][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.314405][ T32] r5:8547c38c r4:8547c000 ** 2 printk messages dropped ** [ 1346.314495][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.314860][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.340946][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1346.341504][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.342059][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 9 printk messages dropped ** [ 1346.342661][ T32] r4:8494cf80 ** 6 printk messages dropped ** [ 1346.342981][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.343363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.343411][ T32] task:kworker/0:325 state:D stack:0 pid:5222 tgid:5222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.343505][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.343553][ T32] Call trace: [ 1346.343651][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.343771][ T32] r10:829188dc r9:eb829d84 r8:00000002 r7:60000013 r6:eb829d8c r5:849b3c00 [ 1346.343843][ T32] r4:849b3c00 [ 1346.343896][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.343979][ T32] r5:849b3c00 r4:829188d8 [ 1346.344003][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.344096][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.344168][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 1346.344214][ T32] r4:00000000 [ 1346.344260][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.344325][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.344368][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.344457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0640 [ 1346.344549][ T32] r4:00000000 [ 1346.344576][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.344649][ T32] r9:83018005 r8:849b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1346.344676][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.344765][ T32] r5:00001000 r4:eb03d000 [ 1346.344832][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.344905][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.344976][ T32] r5:854cdb8c r4:854cd800 [ 1346.344999][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.345051][ T32] r7:dddced80 r6:83018000 r5:854cdb8c r4:851e2a80 [ 1346.345093][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.345190][ T32] r10:61c88647 r9:849b3c00 r8:851e2aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.345261][ T32] r4:851e2a80 [ 1346.345306][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.345379][ T32] r10:00000000 r9:851e2a80 r8:8027f5e8 r7:eb851e60 r6:851e2b00 r5:849b3c00 [ 1346.345406][ T32] r4:00000001 [ 1346.345426][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.345511][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) [ 1346.362454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.362509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.362583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.362642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.362670][ T32] r4:8550f940 [ 1346.363233][ T32] INFO: task kworker/0:325:5222 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.363317][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.364002][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 16 printk messages dropped ** [ 1346.364709][ T32] r5:8436478c r4:84364400 ** 10 printk messages dropped ** [ 1346.365160][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.378945][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1346.379688][ T32] r5:00001000 r4:eabcf000 ** 4 printk messages dropped ** [ 1346.379958][ T32] r7:dddced80 r6:83018000 r5:8547cb8c r4:851e2b80 ** 11 printk messages dropped ** [ 1346.380512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1346.381878][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1346.382330][ T32] r5:00001000 r4:e01cf000 [ 1346.382363][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.382406][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.382460][ T32] r5:8436478c r4:84364400 [ 1346.382492][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.382545][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.382609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.382663][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.382708][ T32] r4:8494cf80 [ 1346.382776][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.382829][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.382853][ T32] r4:00000001 [ 1346.382988][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.383047][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.383101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.383134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.383162][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.383194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.383216][ T32] r4:84be4100 [ 1346.383239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.383267][ T32] INFO: task kworker/0:327:5232 blocked for more than 472 seconds. [ 1346.383299][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.383325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.383347][ T32] task:kworker/0:327 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1346.383606][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1346.384218][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.384384][ T32] r5:00001000 r4:eb07d000 [ 1346.384425][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.384693][ T32] r7:dddced80 r6:83018000 r5:8547cf8c r4:851e2c80 ** 4 printk messages dropped ** [ 1346.384991][ T32] r10:00000000 r9:851e2c80 r8:8027f5e8 r7:eb829e60 r6:851e2d00 r5:849b6c00 ** 7 printk messages dropped ** [ 1346.385484][ T32] r4:853f6180 ** 2 printk messages dropped ** [ 1346.406863][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.407198][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1346.407667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.407691][ T32] r4:00000000 [ 1346.407711][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.407762][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.407783][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.407828][ T32] r5:00001000 r4:e01cf000 [ 1346.407847][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.407916][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.407990][ T32] r5:8436478c r4:84364400 [ 1346.408110][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.408188][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.408213][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.408278][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.408304][ T32] r4:8494cf80 [ 1346.408325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.408438][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.408487][ T32] r4:00000001 [ 1346.408510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.408592][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.408624][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.408655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.408687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.408756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.408809][ T32] r4:84be4100 [ 1346.408837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.408868][ T32] INFO: task kworker/0:328:5233 blocked for more than 472 seconds. [ 1346.408911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.408959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.408985][ T32] task:kworker/0:328 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.409058][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.409103][ T32] Call trace: [ 1346.409134][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.409185][ T32] r10:829188dc r9:eb739d84 r8:00000002 r7:60000013 r6:eb739d8c r5:84a70000 [ 1346.409209][ T32] r4:84a70000 [ 1346.409229][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.409272][ T32] r5:84a70000 r4:829188d8 [ 1346.409336][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.409383][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.409435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1346.409458][ T32] r4:00000000 [ 1346.409499][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.409543][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.409582][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.409627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6740 [ 1346.409680][ T32] r4:00000000 [ 1346.409735][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.409790][ T32] r9:83018005 r8:84a70000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1346.409814][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.409881][ T32] r5:00001000 r4:eb18f000 [ 1346.409953][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.410079][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.410132][ T32] r5:8547d78c r4:8547d400 [ 1346.410153][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.410203][ T32] r7:dddced80 r6:83018000 r5:8547d78c r4:851e2d80 [ 1346.410224][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.410274][ T32] r10:61c88647 r9:84a70000 r8:851e2dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.410296][ T32] r4:851e2d80 [ 1346.410315][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.410363][ T32] r10:00000000 r9:851e2d80 r8:8027f5e8 r7:eb6f9e60 r6:851e2e00 r5:84a70000 [ 1346.410399][ T32] r4:00000001 [ 1346.410517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.410592][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1346.410654][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.410713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.410745][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.410777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.410800][ T32] r4:853f6040 [ 1346.411111][ T32] INFO: task kworker/0:328:5233 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.411148][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.411277][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.411354][ T32] Call trace: [ 1346.411455][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.411538][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.411566][ T32] r4:00000000 [ 1346.411621][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.411665][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.411696][ T32] 1d20: c2253000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.411728][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.411754][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.411804][ T32] r5:80070013 r4:80239bb0 [ 1346.411843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.411893][ T32] r4:82ac11e4 [ 1346.411915][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.411962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.411986][ T32] r4:e0631dc0 [ 1346.412005][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.412051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.412073][ T32] r4:00000000 [ 1346.412115][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.412170][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.412191][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.412258][ T32] r5:00001000 r4:e01cf000 [ 1346.412282][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.412347][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.412419][ T32] r5:8436478c r4:84364400 [ 1346.412443][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.412517][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.412563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.412737][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.412765][ T32] r4:8494cf80 [ 1346.412786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.412859][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.412890][ T32] r4:00000001 [ 1346.412911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.412972][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.413004][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.413034][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.413062][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.413093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.413117][ T32] r4:84be4100 [ 1346.413149][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.413199][ T32] INFO: task kworker/1:723:5235 blocked for more than 472 seconds. [ 1346.413231][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.413255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.413361][ T32] task:kworker/1:723 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.413413][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.413465][ T32] Call trace: [ 1346.413501][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.413552][ T32] r10:829188dc r9:eb741d84 r8:00000002 r7:60000013 r6:eb741d8c r5:84a70c00 [ 1346.413575][ T32] r4:84a70c00 [ 1346.413595][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.413671][ T32] r5:84a70c00 r4:829188d8 [ 1346.413729][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.413777][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.413841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 [ 1346.413902][ T32] r4:00000000 [ 1346.413927][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.413969][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.414007][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.414078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0580 [ 1346.414169][ T32] r4:00000000 [ 1346.414237][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.414290][ T32] r9:83018205 r8:84a70c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1346.414333][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.414381][ T32] r5:00001000 r4:eb00b000 [ 1346.414401][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.414441][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.414485][ T32] r5:854cd78c r4:854cd400 [ 1346.414504][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.414551][ T32] r7:ddde2d80 r6:83018200 r5:854cd78c r4:8551a780 [ 1346.414573][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.414648][ T32] r10:61c88647 r9:84a70c00 r8:8551a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.414693][ T32] r4:8551a780 [ 1346.414715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.414764][ T32] r10:00000000 r9:8551a780 r8:8027f5e8 r7:eb7cde60 r6:851e2e80 r5:84a70c00 [ 1346.414789][ T32] r4:00000001 [ 1346.414855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.414922][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1346.414953][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.414984][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.415078][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.415113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.415138][ T32] r4:851e0740 [ 1346.415396][ T32] INFO: task kworker/1:723:5235 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.415429][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.437809][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.437946][ T32] Call trace: [ 1346.437985][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.438049][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.438075][ T32] r4:00000000 [ 1346.438208][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.438263][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.438297][ T32] 1d20: c2631000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.438372][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.438403][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.438430][ T32] r5:80070013 r4:80239bb0 [ 1346.438450][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.438496][ T32] r4:82ac11e4 [ 1346.438585][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.438686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.438734][ T32] r4:e0631dc0 [ 1346.438765][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.438882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.438932][ T32] r4:00000000 [ 1346.438957][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.439011][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.439034][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.439115][ T32] r5:00001000 r4:e01cf000 [ 1346.439152][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.439247][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.439297][ T32] r5:8436478c r4:84364400 [ 1346.439363][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.439417][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.439438][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.439489][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.439512][ T32] r4:8494cf80 [ 1346.439532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.439581][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.439604][ T32] r4:00000001 [ 1346.439623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.439686][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.439720][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.439771][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.439803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.439836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.439902][ T32] r4:84be4100 [ 1346.439954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.440032][ T32] INFO: task kworker/1:724:5236 blocked for more than 472 seconds. [ 1346.440094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.440125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.440170][ T32] task:kworker/1:724 state:D stack:0 pid:5236 tgid:5236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.440272][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.440398][ T32] Call trace: [ 1346.440438][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.440491][ T32] r10:829188dc r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:84a71800 [ 1346.440558][ T32] r4:84a71800 [ 1346.440586][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.440692][ T32] r5:84a71800 r4:829188d8 [ 1346.440717][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.440825][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.440886][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1346.440911][ T32] r4:00000000 [ 1346.440930][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.440970][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.441029][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.441121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851689c0 [ 1346.441148][ T32] r4:00000000 [ 1346.441169][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.441219][ T32] r9:83018205 r8:84a71800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1346.441241][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.441286][ T32] r5:00001000 r4:eb689000 [ 1346.441306][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.441384][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.441433][ T32] r5:854cdf8c r4:854cdc00 [ 1346.441475][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.441548][ T32] r7:ddde2d80 r6:83018200 r5:854cdf8c r4:8551a800 [ 1346.441572][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.441628][ T32] r10:61c88647 r9:84a71800 r8:8551a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.441686][ T32] r4:8551a800 [ 1346.441742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.441829][ T32] r10:00000000 r9:8551a800 r8:8027f5e8 r7:eb741e60 r6:851e2f00 r5:84a71800 [ 1346.441856][ T32] r4:00000001 [ 1346.441880][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.441920][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1346.441969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.442003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.442054][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.442088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.442112][ T32] r4:851e0740 [ 1346.442604][ T32] INFO: task kworker/1:724:5236 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.442651][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.442773][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.442832][ T32] Call trace: [ 1346.442913][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.442991][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.443020][ T32] r4:00000000 [ 1346.443041][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.443081][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.443112][ T32] 1d20: c2631000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.443186][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.443231][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.443280][ T32] r5:80070013 r4:80239bb0 [ 1346.443304][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.443347][ T32] r4:82ac11e4 [ 1346.443367][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.443455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.443484][ T32] r4:e0631dc0 [ 1346.443504][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.443551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.443594][ T32] r4:00000000 [ 1346.443644][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.443719][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.443766][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.443814][ T32] r5:00001000 r4:e01cf000 [ 1346.443834][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.443901][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.443962][ T32] r5:8436478c r4:84364400 [ 1346.443985][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.444037][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.444058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.444128][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.444156][ T32] r4:8494cf80 [ 1346.444177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.444241][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.444267][ T32] r4:00000001 [ 1346.444309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.444394][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.444425][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.444454][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.444494][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.444550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.444599][ T32] r4:84be4100 [ 1346.444652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.444681][ T32] INFO: task kworker/1:725:5237 blocked for more than 472 seconds. [ 1346.444710][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.444733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.444777][ T32] task:kworker/1:725 state:D stack:0 pid:5237 tgid:5237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.444869][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.444919][ T32] Call trace: [ 1346.444972][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.445025][ T32] r10:829188dc r9:eb869d84 r8:00000002 r7:60000013 r6:eb869d8c r5:84a72400 [ 1346.445050][ T32] r4:84a72400 [ 1346.445091][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.445160][ T32] r5:84a72400 r4:829188d8 [ 1346.445183][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.445268][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.445323][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb869e08 [ 1346.445348][ T32] r4:00000000 [ 1346.445392][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.445435][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.445533][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.468859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6340 [ 1346.468935][ T32] r4:00000000 [ 1346.468973][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.469050][ T32] r9:83018205 r8:84a72400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1346.469073][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.469144][ T32] r5:00001000 r4:eb0ad000 [ 1346.469169][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.469213][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.469258][ T32] r5:8547d38c r4:8547d000 [ 1346.469279][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.469359][ T32] r7:ddde2d80 r6:83018200 r5:8547d38c r4:8551a880 [ 1346.469412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.469478][ T32] r10:61c88647 r9:84a72400 r8:8551a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.469526][ T32] r4:8551a880 [ 1346.469551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.469603][ T32] r10:00000000 r9:8551a880 r8:8027f5e8 r7:eb749e60 r6:851e2f80 r5:84a72400 [ 1346.469629][ T32] r4:00000001 [ 1346.469670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.469741][ T32] Exception stack(0xeb869fb0 to 0xeb869ff8) [ 1346.469777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.469853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.469890][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.469923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.469946][ T32] r4:851e0740 [ 1346.470435][ T32] INFO: task kworker/1:725:5237 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.470471][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.470569][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.470620][ T32] Call trace: [ 1346.470654][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.470753][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.470783][ T32] r4:00000000 [ 1346.470838][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.470888][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.470920][ T32] 1d20: c2be3000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.470952][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.471001][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.471032][ T32] r5:80070013 r4:80239bb0 [ 1346.471117][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.471165][ T32] r4:82ac11e4 [ 1346.471186][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.471255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.471334][ T32] r4:e0631dc0 [ 1346.471357][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.471404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.471449][ T32] r4:00000000 [ 1346.471470][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.471522][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.471566][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.471618][ T32] r5:00001000 r4:e01cf000 [ 1346.471652][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.471730][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.471780][ T32] r5:8436478c r4:84364400 [ 1346.471801][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.471878][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.471904][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.471998][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.472028][ T32] r4:8494cf80 [ 1346.472071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.472124][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.472233][ T32] r4:00000001 [ 1346.472278][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.472319][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.472371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.472404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.472448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.472503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.472551][ T32] r4:84be4100 [ 1346.472651][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.472705][ T32] INFO: task kworker/1:726:5238 blocked for more than 472 seconds. [ 1346.472784][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.472814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.472836][ T32] task:kworker/1:726 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.472935][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.473005][ T32] Call trace: [ 1346.473041][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.473092][ T32] r10:829188dc r9:eb699d84 r8:00000002 r7:60000113 r6:eb699d8c r5:854f9800 [ 1346.473116][ T32] r4:854f9800 [ 1346.473159][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.473206][ T32] r5:854f9800 r4:829188d8 [ 1346.473227][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.473269][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.473320][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1346.473342][ T32] r4:00000000 [ 1346.473363][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.473402][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.473485][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.473535][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85168bc0 [ 1346.473560][ T32] r4:00000000 [ 1346.473579][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.473627][ T32] r9:83018205 r8:854f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1346.473665][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.473712][ T32] r5:00001000 r4:eb4f1000 [ 1346.473732][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.473773][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.473818][ T32] r5:8548678c r4:85486400 [ 1346.473839][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.473914][ T32] r7:ddde2d80 r6:83018200 r5:8548678c r4:8551a900 [ 1346.473939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.474012][ T32] r10:61c88647 r9:854f9800 r8:8551a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.474038][ T32] r4:8551a900 [ 1346.474058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.474107][ T32] r10:00000000 r9:8551a900 r8:8027f5e8 r7:eb749e60 r6:8551a980 r5:854f9800 [ 1346.474154][ T32] r4:00000001 [ 1346.474176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.474275][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1346.474350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.474382][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.474411][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.474463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.474534][ T32] r4:851e0740 [ 1346.474844][ T32] INFO: task kworker/1:726:5238 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.474881][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.475031][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.475187][ T32] Call trace: [ 1346.475246][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.475322][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.475379][ T32] r4:00000000 [ 1346.475402][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.475541][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.487367][ T32] 1d20: c2be3000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.487436][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.487491][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.487530][ T32] r5:80070013 r4:80239bb0 [ 1346.487575][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.487641][ T32] r4:82ac11e4 [ 1346.487663][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.487711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.487735][ T32] r4:e0631dc0 [ 1346.487821][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.487881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.487908][ T32] r4:00000000 [ 1346.487929][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.488065][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.488122][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.488176][ T32] r5:00001000 r4:e01cf000 [ 1346.488239][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.488306][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.488377][ T32] r5:8436478c r4:84364400 [ 1346.488401][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.488453][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.488473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.488524][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.488569][ T32] r4:8494cf80 [ 1346.488662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.488721][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.488746][ T32] r4:00000001 [ 1346.488767][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.488805][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.488857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.488920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.488953][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.488985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.489052][ T32] r4:84be4100 [ 1346.489081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.489177][ T32] INFO: task kworker/0:329:5240 blocked for more than 473 seconds. [ 1346.489230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.489261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.489284][ T32] task:kworker/0:329 state:D stack:0 pid:5240 tgid:5240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.489395][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.489444][ T32] Call trace: [ 1346.489592][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.489665][ T32] r10:829188dc r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:854fe000 [ 1346.489693][ T32] r4:854fe000 [ 1346.489759][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.489810][ T32] r5:854fe000 r4:829188d8 [ 1346.489831][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.489932][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.489989][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1346.490029][ T32] r4:00000000 [ 1346.490051][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.490092][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.490155][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.490204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f68c0 [ 1346.490275][ T32] r4:00000000 [ 1346.490298][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.490360][ T32] r9:83018005 r8:854fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1346.490394][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.490442][ T32] r5:00001000 r4:eb1bb000 [ 1346.490506][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.490553][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.490599][ T32] r5:8547db8c r4:8547d800 [ 1346.490618][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.490665][ T32] r7:dddced80 r6:83018000 r5:8547db8c r4:85401000 [ 1346.490708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.490761][ T32] r10:61c88647 r9:854fe000 r8:8540102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.490785][ T32] r4:85401000 [ 1346.490804][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.490875][ T32] r10:00000000 r9:85401000 r8:8027f5e8 r7:eb739e60 r6:8551aa00 r5:854fe000 [ 1346.490904][ T32] r4:00000001 [ 1346.490924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.490960][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1346.490988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.491041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.491080][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.491112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.491156][ T32] r4:853f6700 [ 1346.491645][ T32] INFO: task kworker/0:329:5240 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.491680][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.491792][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.491838][ T32] Call trace: [ 1346.491931][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.492031][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.492200][ T32] r4:00000000 [ 1346.492279][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.492361][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.492435][ T32] 1d20: c2be3000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.492487][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.492548][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.492582][ T32] r5:80070013 r4:80239bb0 [ 1346.492604][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.492650][ T32] r4:82ac11e4 [ 1346.492671][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.492739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.492767][ T32] r4:e0631dc0 [ 1346.492802][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.492877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.492908][ T32] r4:00000000 [ 1346.492931][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.493009][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.493049][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.493098][ T32] r5:00001000 r4:e01cf000 [ 1346.493119][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.493183][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.493233][ T32] r5:8436478c r4:84364400 [ 1346.493277][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.493350][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.493375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.493428][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.493451][ T32] r4:8494cf80 [ 1346.493471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.493519][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.493542][ T32] r4:00000001 [ 1346.493584][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.493625][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.493688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.493740][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.493769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.493800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.493823][ T32] r4:84be4100 [ 1346.493867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.493903][ T32] INFO: task kworker/0:330:5243 blocked for more than 473 seconds. [ 1346.493955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.494027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.494075][ T32] task:kworker/0:330 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.494147][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.494217][ T32] Call trace: [ 1346.494298][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.494368][ T32] r10:829188dc r9:eb87dd84 r8:00000002 r7:60000013 r6:eb87dd8c r5:854f6c00 [ 1346.494416][ T32] r4:854f6c00 [ 1346.494440][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.494527][ T32] r5:854f6c00 r4:829188d8 [ 1346.494550][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.494614][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.494669][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 [ 1346.494694][ T32] r4:00000000 [ 1346.494714][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.494754][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.494838][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.494894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f69c0 [ 1346.494939][ T32] r4:00000000 [ 1346.494962][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.495012][ T32] r9:83018005 r8:854f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1346.495033][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.495112][ T32] r5:00001000 r4:eb1db000 [ 1346.495156][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.495201][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.495246][ T32] r5:8547df8c r4:8547dc00 [ 1346.495265][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.495312][ T32] r7:dddced80 r6:83018000 r5:8547df8c r4:85401080 [ 1346.495334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.495384][ T32] r10:61c88647 r9:854f6c00 r8:854010ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.495429][ T32] r4:85401080 [ 1346.495452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.516114][ T32] r10:00000000 r9:85401080 r8:8027f5e8 r7:eb871e60 r6:8551aa80 r5:854f6c00 [ 1346.516188][ T32] r4:00000001 [ 1346.516215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.516274][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1346.516305][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.516359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.516405][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.516443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.516468][ T32] r4:853f6800 [ 1346.516988][ T32] INFO: task kworker/0:330:5243 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.517063][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.517164][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.517216][ T32] Call trace: [ 1346.517274][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.517340][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.517368][ T32] r4:00000000 [ 1346.517409][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.517454][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.517485][ T32] 1d20: c31c3000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.517527][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.517573][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.517602][ T32] r5:80070013 r4:80239bb0 [ 1346.517623][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.517717][ T32] r4:82ac11e4 [ 1346.517742][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.517791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.517816][ T32] r4:e0631dc0 [ 1346.517835][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.517908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.517958][ T32] r4:00000000 [ 1346.517982][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.518035][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.518080][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.518130][ T32] r5:00001000 r4:e01cf000 [ 1346.518172][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.518231][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.518301][ T32] r5:8436478c r4:84364400 [ 1346.518363][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.518417][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.518439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.518489][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.518523][ T32] r4:8494cf80 [ 1346.518550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.518624][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.518651][ T32] r4:00000001 [ 1346.518672][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.518720][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.518775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.518829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.518883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.518920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.518966][ T32] r4:84be4100 [ 1346.518991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.519053][ T32] INFO: task kworker/0:331:5244 blocked for more than 473 seconds. [ 1346.519111][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.519182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.519207][ T32] task:kworker/0:331 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1346.519330][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.519574][ T32] r5:854fec00 r4:829188d8 ** 3 printk messages dropped ** [ 1346.519752][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.520008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6a80 ** 4 printk messages dropped ** [ 1346.520215][ T32] r5:00001000 r4:eb1fd000 [ 1346.520257][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.520442][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.520807][ T32] Exception stack(0xeb881fb0 to 0xeb881ff8) ** 3 printk messages dropped ** [ 1346.520969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1346.521579][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 3 printk messages dropped ** [ 1346.521810][ T32] 1d20: c31c3000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.521842][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.521874][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.521902][ T32] r5:80070013 r4:80239bb0 [ 1346.521922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.521989][ T32] r4:82ac11e4 [ 1346.522013][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.522062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.522169][ T32] r4:e0631dc0 [ 1346.522214][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.522286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.522313][ T32] r4:00000000 [ 1346.522349][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.522403][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.522448][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.522497][ T32] r5:00001000 r4:e01cf000 [ 1346.522517][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.522580][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.522678][ T32] r5:8436478c r4:84364400 [ 1346.522764][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.522817][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.522839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.522894][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.522983][ T32] r4:8494cf80 [ 1346.523007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.523058][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.523081][ T32] r4:00000001 [ 1346.523101][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.523138][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.523189][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.523223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.523252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.523306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.523396][ T32] r4:84be4100 [ 1346.523420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.523512][ T32] INFO: task kworker/0:332:5246 blocked for more than 473 seconds. [ 1346.523739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.523832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.523856][ T32] task:kworker/0:332 state:D stack:0 pid:5246 tgid:5246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.523952][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.524043][ T32] Call trace: [ 1346.524078][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.524128][ T32] r10:829188dc r9:eb885d84 r8:00000002 r7:60000013 r6:eb885d8c r5:85500000 [ 1346.524194][ T32] r4:85500000 [ 1346.524240][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.524288][ T32] r5:85500000 r4:829188d8 [ 1346.524309][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.524426][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.524523][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1346.524585][ T32] r4:00000000 [ 1346.524631][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.524685][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.524727][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.524772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6e80 [ 1346.524795][ T32] r4:00000000 [ 1346.524824][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.524881][ T32] r9:83018005 r8:85500000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1346.524904][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.524950][ T32] r5:00001000 r4:eb241000 [ 1346.524991][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.525037][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.525083][ T32] r5:8547eb8c r4:8547e800 [ 1346.525123][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.525196][ T32] r7:dddced80 r6:83018000 r5:8547eb8c r4:85401180 [ 1346.525220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.525292][ T32] r10:61c88647 r9:85500000 r8:854011ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.525340][ T32] r4:85401180 [ 1346.525426][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.546860][ T32] r10:00000000 r9:85401180 r8:8027f5e8 r7:eb881e60 r6:8551ab80 r5:85500000 [ 1346.546963][ T32] r4:00000001 [ 1346.547015][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.547075][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 1346.547117][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.547152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.547181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.547213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.547280][ T32] r4:853f6940 [ 1346.547723][ T32] INFO: task kworker/0:332:5246 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.547759][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.547851][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.547922][ T32] Call trace: [ 1346.547981][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.548061][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.548089][ T32] r4:00000000 [ 1346.548110][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.548152][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.548182][ T32] 1d20: c3639000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.548279][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.548478][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.548524][ T32] r5:80070013 r4:80239bb0 [ 1346.548549][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.548595][ T32] r4:82ac11e4 [ 1346.548616][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.548663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.548686][ T32] r4:e0631dc0 [ 1346.548705][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.548777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.548805][ T32] r4:00000000 [ 1346.548847][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.548908][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.548930][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.548998][ T32] r5:00001000 r4:e01cf000 [ 1346.549023][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.549112][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1346.549281][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1346.549372][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.549408][ T32] r4:00000001 [ 1346.549448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.549491][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.549520][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.549551][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.549579][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.549630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.549672][ T32] r4:84be4100 [ 1346.549706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.549739][ T32] INFO: task kworker/0:333:5247 blocked for more than 473 seconds. [ 1346.549794][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.549846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.549945][ T32] task:kworker/0:333 state:D stack:0 pid:5247 tgid:5247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.549999][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.550062][ T32] Call trace: [ 1346.550093][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.550148][ T32] r10:829188dc r9:eb889d84 r8:00000002 r7:60000013 r6:eb889d8c r5:85500c00 [ 1346.550194][ T32] r4:85500c00 [ 1346.550220][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.550277][ T32] r5:85500c00 r4:829188d8 [ 1346.550300][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.550343][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.550394][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1346.550438][ T32] r4:00000000 [ 1346.550484][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.550529][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.550579][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.550628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6cc0 [ 1346.550673][ T32] r4:00000000 [ 1346.550697][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.550747][ T32] r9:83018005 r8:85500c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1346.550769][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.550813][ T32] r5:00001000 r4:eb223000 [ 1346.550855][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.550905][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.550962][ T32] r5:8547e78c r4:8547e400 [ 1346.551050][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.551146][ T32] r7:dddced80 r6:83018000 r5:8547e78c r4:85401200 [ 1346.551172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.551245][ T32] r10:61c88647 r9:85500c00 r8:8540122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.551272][ T32] r4:85401200 [ 1346.551292][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.551368][ T32] r10:00000000 r9:85401200 r8:8027f5e8 r7:eb885e60 r6:8551ac00 r5:85500c00 [ 1346.551459][ T32] r4:00000001 [ 1346.551483][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.551521][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1346.551570][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.551604][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.551656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.551691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.551714][ T32] r4:853f6e00 [ 1346.551973][ T32] INFO: task kworker/0:333:5247 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.552006][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.552148][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1346.552275][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1346.552613][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1346.552880][ T32] r4:e0631dc0 ** 5 printk messages dropped ** [ 1346.553134][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.553666][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1346.553952][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1346.554211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1346.554772][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.554843][ T32] r5:85502400 r4:829188d8 [ 1346.554910][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.554957][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.555008][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1346.555031][ T32] r4:00000000 [ 1346.555050][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.555104][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.555210][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.555259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404480 [ 1346.555284][ T32] r4:00000000 [ 1346.555327][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.555378][ T32] r9:83018005 r8:85502400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1346.555422][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.555531][ T32] r5:00001000 r4:eb33b000 [ 1346.577442][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.577551][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.577607][ T32] r5:8547ff8c r4:8547fc00 [ 1346.577630][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.577700][ T32] r7:dddced80 r6:83018000 r5:8547ff8c r4:85401280 [ 1346.577722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.577774][ T32] r10:61c88647 r9:85502400 r8:854012ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.577798][ T32] r4:85401280 [ 1346.577818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.577869][ T32] r10:00000000 r9:85401280 r8:8027f5e8 r7:eb885e60 r6:8551ac80 r5:85502400 [ 1346.577899][ T32] r4:00000001 [ 1346.577920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.577989][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 1346.578023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.578054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.578082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.578113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.578163][ T32] r4:853f6e40 [ 1346.578649][ T32] INFO: task kworker/0:334:5250 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.578713][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.578789][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.578838][ T32] Call trace: [ 1346.578878][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.578934][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.578959][ T32] r4:00000000 [ 1346.578978][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.579019][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.579099][ T32] 1d20: c3a76000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.579136][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.579189][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.579219][ T32] r5:80070013 r4:80239bb0 [ 1346.579240][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.579285][ T32] r4:82ac11e4 [ 1346.579305][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.579352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.579375][ T32] r4:e0631dc0 [ 1346.579394][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.579439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.579462][ T32] r4:00000000 [ 1346.579508][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.579565][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.579590][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.579655][ T32] r5:00001000 r4:e01cf000 [ 1346.579679][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.579723][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.579769][ T32] r5:8436478c r4:84364400 [ 1346.579817][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.579877][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 1 printk messages dropped ** [ 1346.580006][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1346.580227][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1346.580404][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1346.580608][ T32] task:kworker/0:335 state:D stack:0 pid:5251 tgid:5251 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.580999][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 ** 4 printk messages dropped ** [ 1346.581203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6b80 ** 3 printk messages dropped ** [ 1346.581347][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.581394][ T32] r5:00001000 r4:eb269000 [ 1346.581414][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.581455][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.581500][ T32] r5:8547ef8c r4:8547ec00 [ 1346.581530][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.581582][ T32] r7:dddced80 r6:83018000 r5:8547ef8c r4:85401300 [ 1346.581603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.581667][ T32] r10:61c88647 r9:85503000 r8:8540132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.581693][ T32] r4:85401300 [ 1346.581712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.581793][ T32] r10:00000000 r9:85401300 r8:8027f5e8 r7:eb891e60 r6:8551ad00 r5:85503000 [ 1346.581820][ T32] r4:00000001 [ 1346.581840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.581882][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1346.581910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.581940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.581968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.582016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.582043][ T32] r4:853f6e40 [ 1346.582302][ T32] INFO: task kworker/0:335:5251 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.582335][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.582439][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.582487][ T32] Call trace: [ 1346.582548][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.582628][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.582656][ T32] r4:00000000 [ 1346.582676][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.582716][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.582747][ T32] 1d20: c3a76000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.582804][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.582837][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.582863][ T32] r5:80070013 r4:80239bb0 [ 1346.582889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.582932][ T32] r4:82ac11e4 [ 1346.582951][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.582997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.583020][ T32] r4:e0631dc0 [ 1346.583040][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.583112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.583140][ T32] r4:00000000 [ 1346.583161][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.583228][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.583302][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.583378][ T32] r5:00001000 r4:e01cf000 [ 1346.583401][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.583589][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 4 printk messages dropped ** [ 1346.583754][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 9 printk messages dropped ** [ 1346.584083][ T32] INFO: task kworker/0:336:5253 blocked for more than 473 seconds. ** 4 printk messages dropped ** [ 1346.584279][ T32] Call trace: [ 1346.584310][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.584359][ T32] r10:829188dc r9:eb89dd84 r8:00000002 r7:60000013 r6:eb89dd8c r5:85501800 [ 1346.584382][ T32] r4:85501800 [ 1346.584403][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.584446][ T32] r5:85501800 r4:829188d8 [ 1346.584465][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.584506][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.584556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1346.584580][ T32] r4:00000000 [ 1346.584600][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.584673][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.584716][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.584788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404040 [ 1346.584815][ T32] r4:00000000 [ 1346.584836][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.584891][ T32] r9:83018005 r8:85501800 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1346.584914][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.584959][ T32] r5:00001000 r4:eb2d1000 [ 1346.584978][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.585164][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.585215][ T32] r5:8547f38c r4:8547f000 [ 1346.585235][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.585314][ T32] r7:dddced80 r6:83018000 r5:8547f38c r4:85401380 [ 1346.585338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.585390][ T32] r10:61c88647 r9:85501800 r8:854013ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.585413][ T32] r4:85401380 [ 1346.585432][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.606143][ T32] r10:00000000 r9:85401380 r8:8027f5e8 r7:eb891e60 r6:8551ad80 r5:85501800 [ 1346.606224][ T32] r4:00000001 [ 1346.606251][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.606309][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1346.606341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.606371][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.606399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.606432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.606456][ T32] r4:85404000 [ 1346.606917][ T32] INFO: task kworker/0:336:5253 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.607001][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.607075][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.607266][ T32] Call trace: [ 1346.607302][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.607359][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.607405][ T32] r4:00000000 [ 1346.607430][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.607515][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.607550][ T32] 1d20: c41fe000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.607582][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.607609][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.607634][ T32] r5:80070013 r4:80239bb0 [ 1346.607654][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.607698][ T32] r4:82ac11e4 [ 1346.607718][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.607764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.607787][ T32] r4:e0631dc0 [ 1346.607832][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.607913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.607941][ T32] r4:00000000 [ 1346.607962][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.608015][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.608037][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.608082][ T32] r5:00001000 r4:e01cf000 [ 1346.608128][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.608200][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.608250][ T32] r5:8436478c r4:84364400 [ 1346.608271][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.608320][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.608342][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.608392][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.608415][ T32] r4:8494cf80 [ 1346.608434][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.608483][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 5 printk messages dropped ** [ 1346.608649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.608841][ T32] task:kworker/0:337 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.609354][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.609560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404180 ** 4 printk messages dropped ** [ 1346.609764][ T32] r5:00001000 r4:eb2ed000 [ 1346.609784][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.609852][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.609933][ T32] r5:8547f78c r4:8547f400 [ 1346.609957][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.610032][ T32] r7:dddced80 r6:83018000 r5:8547f78c r4:85401400 ** 1 printk messages dropped ** [ 1346.610108][ T32] r10:61c88647 r9:85503c00 r8:8540142c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1346.610350][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.610842][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.611094][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.611125][ T32] 1d20: c41fe000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.611156][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.611183][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.611208][ T32] r5:80070013 r4:80239bb0 [ 1346.611228][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.611298][ T32] r4:82ac11e4 [ 1346.611322][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.611369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.611393][ T32] r4:e0631dc0 [ 1346.611412][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.611475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.611498][ T32] r4:00000000 [ 1346.611544][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.611599][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.611631][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.611681][ T32] r5:00001000 r4:e01cf000 [ 1346.611700][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.611743][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.611788][ T32] r5:8436478c r4:84364400 [ 1346.611808][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.611856][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.611916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.611972][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.611996][ T32] r4:8494cf80 [ 1346.612044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.612123][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.612150][ T32] r4:00000001 [ 1346.612171][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.612210][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.612237][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.612268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.612295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.612326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.612349][ T32] r4:84be4100 [ 1346.612396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.612424][ T32] INFO: task kworker/0:338:5257 blocked for more than 473 seconds. [ 1346.612451][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.612475][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.612496][ T32] task:kworker/0:338 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.612564][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.612608][ T32] Call trace: [ 1346.612653][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.612703][ T32] r10:829188dc r9:eb8add84 r8:00000002 r7:60000013 r6:eb8add8c r5:85504800 [ 1346.612727][ T32] r4:85504800 [ 1346.612774][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.612822][ T32] r5:85504800 r4:829188d8 [ 1346.612842][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.612887][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.612937][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 1346.612960][ T32] r4:00000000 [ 1346.613007][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.613051][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.613090][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.613135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404300 [ 1346.613185][ T32] r4:00000000 [ 1346.613209][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.613258][ T32] r9:83018005 r8:85504800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1346.613305][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.613380][ T32] r5:00001000 r4:eb30f000 [ 1346.613403][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.613446][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.613491][ T32] r5:8547fb8c r4:8547f800 [ 1346.613510][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.613559][ T32] r7:dddced80 r6:83018000 r5:8547fb8c r4:85401480 [ 1346.613581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.613631][ T32] r10:61c88647 r9:85504800 r8:854014ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.613698][ T32] r4:85401480 [ 1346.613722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.613771][ T32] r10:00000000 r9:85401480 r8:8027f5e8 r7:eb891e60 r6:8551ae80 r5:85504800 [ 1346.613795][ T32] r4:00000001 [ 1346.613813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.613849][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1346.613934][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.613969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.613999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.614047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.614073][ T32] r4:85404140 [ 1346.614322][ T32] INFO: task kworker/0:338:5257 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.614398][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.614460][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.614504][ T32] Call trace: [ 1346.614580][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.614638][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.614663][ T32] r4:00000000 [ 1346.614683][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1346.614852][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1346.615187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1346.615514][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1346.646180][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.646509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.646541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.646594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.646622][ T32] r4:84be4100 [ 1346.646647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.646700][ T32] INFO: task kworker/0:339:5261 blocked for more than 473 seconds. [ 1346.646759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.646788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.646812][ T32] task:kworker/0:339 state:D stack:0 pid:5261 tgid:5261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.646894][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.646967][ T32] Call trace: [ 1346.647006][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.647061][ T32] r10:829188dc r9:eb8b5d84 r8:00000002 r7:60000113 r6:eb8b5d8c r5:85506c00 [ 1346.647108][ T32] r4:85506c00 [ 1346.647133][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.647205][ T32] r5:85506c00 r4:829188d8 [ 1346.647229][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.647296][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.647361][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b5e08 [ 1346.647404][ T32] r4:00000000 [ 1346.647438][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.647504][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.647591][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.647643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404600 [ 1346.647668][ T32] r4:00000000 [ 1346.647688][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.647740][ T32] r9:83018005 r8:85506c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1346.647762][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.647807][ T32] r5:00001000 r4:eb36d000 [ 1346.647828][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.647869][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.647942][ T32] r5:84a30b8c r4:84a30800 [ 1346.647966][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.648041][ T32] r7:dddced80 r6:83018000 r5:84a30b8c r4:85401500 [ 1346.648086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.648142][ T32] r10:61c88647 r9:85506c00 r8:8540152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.648166][ T32] r4:85401500 [ 1346.648185][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.648234][ T32] r10:00000000 r9:85401500 r8:8027f5e8 r7:eb891e60 r6:8551af00 r5:85506c00 [ 1346.648278][ T32] r4:00000001 [ 1346.648303][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.648354][ T32] Exception stack(0xeb8b5fb0 to 0xeb8b5ff8) [ 1346.648385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.648416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.648468][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.648503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.648528][ T32] r4:85404140 [ 1346.649023][ T32] INFO: task kworker/0:339:5261 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.649059][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.649148][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.649239][ T32] Call trace: [ 1346.649286][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.649344][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.649369][ T32] r4:00000000 [ 1346.649429][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.649474][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.649515][ T32] 1d20: c49e9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.649613][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.649644][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.649696][ T32] r5:80070013 r4:80239bb0 [ 1346.649743][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.649812][ T32] r4:82ac11e4 [ 1346.649898][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.649951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.650033][ T32] r4:e0631dc0 [ 1346.650057][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.650115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.650187][ T32] r4:00000000 [ 1346.650274][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1346.650520][ T32] r5:00001000 r4:e01cf000 ** 2 printk messages dropped ** [ 1346.650652][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1346.650876][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1346.651074][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.651283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.651670][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1346.651785][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.652016][ T32] r10:829188dc r9:eb8b9d84 r8:00000002 r7:60000013 r6:eb8b9d8c r5:85505400 ** 5 printk messages dropped ** [ 1346.652254][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 ** 4 printk messages dropped ** [ 1346.652498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404cc0 ** 4 printk messages dropped ** [ 1346.652722][ T32] r5:00001000 r4:eb499000 [ 1346.652746][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.652836][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.652914][ T32] r5:8548578c r4:85485400 [ 1346.652938][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.653040][ T32] r7:dddced80 r6:83018000 r5:8548578c r4:85401580 [ 1346.653064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.653116][ T32] r10:61c88647 r9:85505400 r8:854015ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.653161][ T32] r4:85401580 [ 1346.653184][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.653277][ T32] r10:00000000 r9:85401580 r8:8027f5e8 r7:eb8b5e60 r6:8551af80 r5:85505400 [ 1346.653304][ T32] r4:00000001 [ 1346.653324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.653362][ T32] Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) [ 1346.653405][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.653437][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.653466][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.653545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.653582][ T32] r4:85404140 [ 1346.653875][ T32] INFO: task kworker/0:340:5262 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.653916][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.653998][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.654092][ T32] Call trace: [ 1346.654126][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.654220][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.654248][ T32] r4:00000000 [ 1346.654289][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.654371][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.654426][ T32] 1d20: c49e9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.654461][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.654488][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.654515][ T32] r5:80070013 r4:80239bb0 [ 1346.654536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.654578][ T32] r4:82ac11e4 [ 1346.654619][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.654670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.654693][ T32] r4:e0631dc0 [ 1346.654712][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.654781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.654808][ T32] r4:00000000 [ 1346.654912][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.655022][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.655049][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.655144][ T32] r5:00001000 r4:e01cf000 [ 1346.655167][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.655210][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.655256][ T32] r5:8436478c r4:84364400 [ 1346.655276][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.655325][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.655368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.655433][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.655525][ T32] r4:8494cf80 [ 1346.677289][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.677379][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.677460][ T32] r4:00000001 [ 1346.677488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.677531][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.677563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.677593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.677621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.677670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.677696][ T32] r4:84be4100 [ 1346.677721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.677789][ T32] INFO: task kworker/0:341:5264 blocked for more than 473 seconds. [ 1346.677826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.677852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.677880][ T32] task:kworker/0:341 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.677940][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.677989][ T32] Call trace: [ 1346.678073][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.678157][ T32] r10:829188dc r9:eb8c1d84 r8:00000002 r7:60000113 r6:eb8c1d8c r5:855b0000 [ 1346.678185][ T32] r4:855b0000 [ 1346.678207][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.678252][ T32] r5:855b0000 r4:829188d8 [ 1346.678273][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.678315][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.678365][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1346.678388][ T32] r4:00000000 [ 1346.678408][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.678474][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.678546][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.678597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854046c0 [ 1346.678648][ T32] r4:00000000 [ 1346.678673][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.678731][ T32] r9:83018005 r8:855b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1346.678780][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.678830][ T32] r5:00001000 r4:eb38f000 [ 1346.678897][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.678972][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.679023][ T32] r5:8548438c r4:85484000 [ 1346.679044][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.679093][ T32] r7:dddced80 r6:83018000 r5:8548438c r4:85401600 [ 1346.679114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.679165][ T32] r10:61c88647 r9:855b0000 r8:8540162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.679188][ T32] r4:85401600 [ 1346.679221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.679273][ T32] r10:00000000 r9:85401600 r8:8027f5e8 r7:eb8b9e60 r6:851d1000 r5:855b0000 [ 1346.679297][ T32] r4:00000001 [ 1346.679316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.679371][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1346.679402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.679434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.679462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.679494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.679517][ T32] r4:85404700 [ 1346.679985][ T32] INFO: task kworker/0:341:5264 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.680030][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.680207][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.680297][ T32] Call trace: [ 1346.680332][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.680385][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.680474][ T32] r4:00000000 [ 1346.680520][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.680565][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.680606][ T32] 1d20: c4ea4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.680642][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.680668][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.680724][ T32] r5:80070013 r4:80239bb0 [ 1346.680748][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.680792][ T32] r4:82ac11e4 [ 1346.680812][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.680859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.680915][ T32] r4:e0631dc0 [ 1346.680979][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.681031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.681106][ T32] r4:00000000 [ 1346.681129][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.681181][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.681202][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.681247][ T32] r5:00001000 r4:e01cf000 [ 1346.681266][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.681307][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.681374][ T32] r5:8436478c r4:84364400 [ 1346.681398][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.681525][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.681551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.681603][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.681677][ T32] r4:8494cf80 [ 1346.681703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.681754][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.681801][ T32] r4:00000001 [ 1346.681852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.681912][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.681943][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.681973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.682001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.682031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.682055][ T32] r4:84be4100 [ 1346.682075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.682113][ T32] INFO: task kworker/0:342:5266 blocked for more than 473 seconds. [ 1346.682144][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.682189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.682214][ T32] task:kworker/0:342 state:D stack:0 pid:5266 tgid:5266 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.682381][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.682482][ T32] Call trace: [ 1346.682515][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.682583][ T32] r10:829188dc r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:855b1800 [ 1346.682610][ T32] r4:855b1800 [ 1346.682632][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.682723][ T32] r5:855b1800 r4:829188d8 [ 1346.682768][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.682814][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.682892][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c9e08 [ 1346.682920][ T32] r4:00000000 [ 1346.682941][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.683003][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.683088][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.683138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404840 [ 1346.683162][ T32] r4:00000000 [ 1346.683183][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.683231][ T32] r9:83018005 r8:855b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1346.683253][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.683297][ T32] r5:00001000 r4:eb3b1000 [ 1346.683317][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.683356][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.683401][ T32] r5:8548478c r4:85484400 [ 1346.683420][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.683468][ T32] r7:dddced80 r6:83018000 r5:8548478c r4:85401680 [ 1346.683488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.683538][ T32] r10:61c88647 r9:855b1800 r8:854016ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.683584][ T32] r4:85401680 [ 1346.683631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.683684][ T32] r10:00000000 r9:85401680 r8:8027f5e8 r7:eb8b9e60 r6:851d1080 r5:855b1800 [ 1346.683735][ T32] r4:00000001 [ 1346.683758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.683796][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) [ 1346.683824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.683915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.683948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.683979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.684002][ T32] r4:85404700 [ 1346.684259][ T32] INFO: task kworker/0:342:5266 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.684291][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.684408][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.684480][ T32] Call trace: [ 1346.684538][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.684593][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.684617][ T32] r4:00000000 [ 1346.684637][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.684677][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.684707][ T32] 1d20: c4ea4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.684760][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.684797][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.684840][ T32] r5:80070013 r4:80239bb0 [ 1346.684863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.684911][ T32] r4:82ac11e4 [ 1346.684932][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.684978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.685022][ T32] r4:e0631dc0 [ 1346.685066][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.685117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.685141][ T32] r4:00000000 [ 1346.685179][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.685232][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.685287][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.685336][ T32] r5:00001000 r4:e01cf000 [ 1346.685355][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.685398][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.685526][ T32] r5:8436478c r4:84364400 [ 1346.708043][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.708153][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.708179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.708233][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.708257][ T32] r4:8494cf80 [ 1346.708277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.708327][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.708391][ T32] r4:00000001 [ 1346.708415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.708456][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.708488][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.708518][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.708549][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.708580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.708604][ T32] r4:84be4100 [ 1346.708627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.708667][ T32] INFO: task kworker/0:343:5267 blocked for more than 473 seconds. [ 1346.708748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.708778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.708802][ T32] task:kworker/0:343 state:D stack:0 pid:5267 tgid:5267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.708860][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.708916][ T32] Call trace: [ 1346.708950][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.709004][ T32] r10:829188dc r9:eb8cdd84 r8:00000002 r7:60000013 r6:eb8cdd8c r5:855b2400 [ 1346.709027][ T32] r4:855b2400 [ 1346.709047][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.709090][ T32] r5:855b2400 r4:829188d8 [ 1346.709111][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.709152][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.709202][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [ 1346.709224][ T32] r4:00000000 [ 1346.709244][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.709283][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.709324][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.709370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404900 [ 1346.709393][ T32] r4:00000000 [ 1346.709413][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.709464][ T32] r9:83018005 r8:855b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1346.709485][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.709530][ T32] r5:00001000 r4:eb3db000 [ 1346.709549][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.709590][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.709635][ T32] r5:85484b8c r4:85484800 [ 1346.709674][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.709725][ T32] r7:dddced80 r6:83018000 r5:85484b8c r4:85401700 [ 1346.709747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.709797][ T32] r10:61c88647 r9:855b2400 r8:8540172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.709820][ T32] r4:85401700 [ 1346.709892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.709978][ T32] r10:00000000 r9:85401700 r8:8027f5e8 r7:eb8b9e60 r6:851d1100 r5:855b2400 [ 1346.710005][ T32] r4:00000001 [ 1346.710025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.710064][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1346.710118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.710152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.710210][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.710245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.710269][ T32] r4:854047c0 [ 1346.710716][ T32] INFO: task kworker/0:343:5267 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.710749][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.710823][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.710875][ T32] Call trace: [ 1346.710908][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.710961][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.711024][ T32] r4:00000000 [ 1346.711049][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.711116][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.711156][ T32] 1d20: c53cc000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.711189][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.711259][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.711289][ T32] r5:80070013 r4:80239bb0 [ 1346.711310][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.711353][ T32] r4:82ac11e4 [ 1346.711373][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.711449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.711476][ T32] r4:e0631dc0 [ 1346.711528][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.711622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.711649][ T32] r4:00000000 [ 1346.711670][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.711722][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.711764][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.711815][ T32] r5:00001000 r4:e01cf000 [ 1346.711835][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.711891][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.711942][ T32] r5:8436478c r4:84364400 [ 1346.711992][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.712045][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.712067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.712118][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.712141][ T32] r4:8494cf80 [ 1346.712162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.712232][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.712260][ T32] r4:00000001 [ 1346.712280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.712318][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.712367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.712435][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.712468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.712517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.712544][ T32] r4:84be4100 [ 1346.712564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.712609][ T32] INFO: task kworker/0:344:5269 blocked for more than 473 seconds. [ 1346.712642][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.712667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.712710][ T32] task:kworker/0:344 state:D stack:0 pid:5269 tgid:5269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.712825][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.712931][ T32] Call trace: [ 1346.712993][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.713047][ T32] r10:829188dc r9:eb8a9d84 r8:00000002 r7:60000013 r6:eb8a9d8c r5:84a73000 [ 1346.713071][ T32] r4:84a73000 [ 1346.713140][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.713188][ T32] r5:84a73000 r4:829188d8 [ 1346.713209][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.713251][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.713301][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1346.713324][ T32] r4:00000000 [ 1346.713343][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.713382][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.713462][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.713512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404a80 [ 1346.713561][ T32] r4:00000000 [ 1346.713584][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.713633][ T32] r9:83018005 r8:84a73000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1346.713671][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.713717][ T32] r5:00001000 r4:eb44b000 [ 1346.713738][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.713779][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.713824][ T32] r5:85484f8c r4:85484c00 [ 1346.713891][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.713946][ T32] r7:dddced80 r6:83018000 r5:85484f8c r4:85401780 [ 1346.713967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.714018][ T32] r10:61c88647 r9:84a73000 r8:854017ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.714068][ T32] r4:85401780 [ 1346.714091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.714140][ T32] r10:00000000 r9:85401780 r8:8027f5e8 r7:eb8b9e60 r6:85401800 r5:84a73000 [ 1346.714165][ T32] r4:00000001 [ 1346.714184][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.714244][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1346.714319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.714353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.714381][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.714440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.714531][ T32] r4:85404bc0 [ 1346.714824][ T32] INFO: task kworker/0:344:5269 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.714860][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.714926][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.714970][ T32] Call trace: [ 1346.715050][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.715131][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.715186][ T32] r4:00000000 [ 1346.715210][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.715287][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.715330][ T32] 1d20: c53cc000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.715389][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.715420][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.715472][ T32] r5:80070013 r4:80239bb0 [ 1346.715547][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.734858][ T32] r4:82ac11e4 [ 1346.734910][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.735020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.735102][ T32] r4:e0631dc0 [ 1346.735164][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.735270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.735322][ T32] r4:00000000 [ 1346.735365][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.735519][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.736140][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.736258][ T32] r5:00001000 r4:e01cf000 [ 1346.736327][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.736396][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.736467][ T32] r5:8436478c r4:84364400 [ 1346.736498][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.736609][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.736687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.736796][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.736850][ T32] r4:8494cf80 [ 1346.736909][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.737032][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.737089][ T32] r4:00000001 [ 1346.737132][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.737228][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.737298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.737376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.737435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.737507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.737562][ T32] r4:84be4100 [ 1346.737613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.737691][ T32] INFO: task kworker/0:345:5273 blocked for more than 473 seconds. [ 1346.737750][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.737777][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.737826][ T32] task:kworker/0:345 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.737959][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.738017][ T32] Call trace: [ 1346.738100][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.738192][ T32] r10:829188dc r9:eb8d1d84 r8:00000002 r7:60000113 r6:eb8d1d8c r5:84a75400 [ 1346.738221][ T32] r4:84a75400 [ 1346.738243][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.738288][ T32] r5:84a75400 r4:829188d8 [ 1346.738308][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.738349][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.738429][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [ 1346.738461][ T32] r4:00000000 [ 1346.738482][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.738524][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.738563][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.738649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85404c00 [ 1346.738698][ T32] r4:00000000 [ 1346.738754][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.738812][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1346.738883][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.738959][ T32] r5:00001000 r4:eb465000 [ 1346.739003][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.739073][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.739129][ T32] r5:8548538c r4:85485000 [ 1346.739149][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.739197][ T32] r7:dddced80 r6:83018000 r5:8548538c r4:85401880 [ 1346.739240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.739360][ T32] r10:61c88647 r9:84a75400 r8:854018ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.739388][ T32] r4:85401880 [ 1346.739408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.739486][ T32] r10:00000000 r9:85401880 r8:8027f5e8 r7:eb8b9e60 r6:85401900 r5:84a75400 [ 1346.739580][ T32] r4:00000001 [ 1346.739613][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.739692][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1346.739723][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.739777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.739809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.739841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.739864][ T32] r4:85404a00 [ 1346.740364][ T32] INFO: task kworker/0:345:5273 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.740408][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.740470][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.740516][ T32] Call trace: [ 1346.740592][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.740655][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.740702][ T32] r4:00000000 [ 1346.740735][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.740780][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.740811][ T32] 1d20: c59be000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.740843][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.740874][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.740921][ T32] r5:80070013 r4:80239bb0 [ 1346.740946][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.740990][ T32] r4:82ac11e4 [ 1346.741010][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.741056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.741079][ T32] r4:e0631dc0 [ 1346.741098][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.741145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.741209][ T32] r4:00000000 [ 1346.741254][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.741309][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.741332][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.741401][ T32] r5:00001000 r4:e01cf000 [ 1346.741452][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.741517][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.741566][ T32] r5:8436478c r4:84364400 [ 1346.741610][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.741724][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.741751][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.741827][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.741891][ T32] r4:8494cf80 [ 1346.741916][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.741966][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.742035][ T32] r4:00000001 [ 1346.742124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.742165][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.742193][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.742223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.742272][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.742307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.742342][ T32] r4:84be4100 [ 1346.742366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.742391][ T32] INFO: task kworker/0:346:5274 blocked for more than 473 seconds. [ 1346.742418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.742442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.742507][ T32] task:kworker/0:346 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.742578][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.742626][ T32] Call trace: [ 1346.742658][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.742729][ T32] r10:829188dc r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:84a76000 [ 1346.742795][ T32] r4:84a76000 [ 1346.742819][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.742890][ T32] r5:84a76000 r4:829188d8 [ 1346.742914][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.742978][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.743096][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1346.743123][ T32] r4:00000000 [ 1346.743170][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.743214][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.743263][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.743311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851e0b40 [ 1346.743357][ T32] r4:00000000 [ 1346.743401][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.743455][ T32] r9:83018005 r8:84a76000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1346.743519][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.743569][ T32] r5:00001000 r4:eb4b5000 [ 1346.743589][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.743674][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.743722][ T32] r5:85485b8c r4:85485800 [ 1346.743743][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.743792][ T32] r7:dddced80 r6:83018000 r5:85485b8c r4:85401980 [ 1346.743856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.743959][ T32] r10:61c88647 r9:84a76000 r8:854019ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.743986][ T32] r4:85401980 [ 1346.744007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.744056][ T32] r10:00000000 r9:85401980 r8:8027f5e8 r7:eb8b9e60 r6:85401a00 r5:84a76000 [ 1346.744081][ T32] r4:00000001 [ 1346.744100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.744137][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1346.744165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.744207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.744283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.744340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.744366][ T32] r4:85404a00 [ 1346.744661][ T32] INFO: task kworker/0:346:5274 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.744718][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.744826][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.744915][ T32] Call trace: [ 1346.744975][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.745029][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.745054][ T32] r4:00000000 [ 1346.745074][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.745115][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.745146][ T32] 1d20: c59be000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.745199][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.745230][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.745256][ T32] r5:80070013 r4:80239bb0 [ 1346.745298][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.745386][ T32] r4:82ac11e4 [ 1346.745410][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.745458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.745492][ T32] r4:e0631dc0 [ 1346.745514][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.778557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.778632][ T32] r4:00000000 [ 1346.778683][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.778766][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.778790][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.778885][ T32] r5:00001000 r4:e01cf000 [ 1346.778912][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.778978][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.779030][ T32] r5:8436478c r4:84364400 [ 1346.779051][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.779103][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.779124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.779175][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.779198][ T32] r4:8494cf80 [ 1346.779239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.779356][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.779387][ T32] r4:00000001 [ 1346.779410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.779451][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.779483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.779514][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.779565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.779600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.779635][ T32] r4:84be4100 [ 1346.779710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.779773][ T32] INFO: task kworker/0:347:5276 blocked for more than 473 seconds. [ 1346.779834][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.779865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.779894][ T32] task:kworker/0:347 state:D stack:0 pid:5276 tgid:5276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.779955][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.780051][ T32] Call trace: [ 1346.780177][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.780233][ T32] r10:829188dc r9:eb8d9d84 r8:00000002 r7:60000113 r6:eb8d9d8c r5:84a76c00 [ 1346.780302][ T32] r4:84a76c00 [ 1346.780346][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.780394][ T32] r5:84a76c00 r4:829188d8 [ 1346.780417][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.780460][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.780511][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 [ 1346.780555][ T32] r4:00000000 [ 1346.780643][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.780708][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.780770][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.780862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550fec0 [ 1346.780912][ T32] r4:00000000 [ 1346.780936][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.780987][ T32] r9:83018005 r8:84a76c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1346.781053][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.781209][ T32] r5:00001000 r4:eb4dd000 [ 1346.781233][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.781292][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.781362][ T32] r5:8548638c r4:85486000 [ 1346.781386][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.781458][ T32] r7:dddced80 r6:83018000 r5:8548638c r4:85401a80 [ 1346.781504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.781557][ T32] r10:61c88647 r9:84a76c00 r8:85401aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.781602][ T32] r4:85401a80 [ 1346.781624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.781696][ T32] r10:00000000 r9:85401a80 r8:8027f5e8 r7:eb86de60 r6:85401b00 r5:84a76c00 [ 1346.781722][ T32] r4:00000001 [ 1346.781764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.781806][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1346.781834][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.781865][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.781900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.781959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.782052][ T32] r4:851e0800 [ 1346.782573][ T32] INFO: task kworker/0:347:5276 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.782636][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.782767][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.782833][ T32] Call trace: [ 1346.782938][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.783017][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.783058][ T32] r4:00000000 [ 1346.783168][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.783218][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.783249][ T32] 1d20: c62da000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.783281][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.783392][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.783486][ T32] r5:80070013 r4:80239bb0 [ 1346.783510][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.783598][ T32] r4:82ac11e4 [ 1346.783623][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.783674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.783720][ T32] r4:e0631dc0 [ 1346.783765][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.783815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.783839][ T32] r4:00000000 [ 1346.783859][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.783938][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.783986][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.784046][ T32] r5:00001000 r4:e01cf000 [ 1346.784069][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.784136][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.784186][ T32] r5:8436478c r4:84364400 [ 1346.784230][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.784306][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.784339][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.784396][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.784442][ T32] r4:8494cf80 [ 1346.784466][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.784535][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.784603][ T32] r4:00000001 [ 1346.784627][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.784666][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.784718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.784752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.784789][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.784876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.784903][ T32] r4:84be4100 [ 1346.784924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.784970][ T32] INFO: task kworker/0:348:5277 blocked for more than 473 seconds. [ 1346.785002][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.785049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.785073][ T32] task:kworker/0:348 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.785120][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.785208][ T32] Call trace: [ 1346.785250][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.785304][ T32] r10:829188dc r9:eb8e5d84 r8:00000002 r7:60000013 r6:eb8e5d8c r5:855b3000 [ 1346.785328][ T32] r4:855b3000 [ 1346.785357][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.785404][ T32] r5:855b3000 r4:829188d8 [ 1346.785424][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.785502][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.796862][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 [ 1346.796938][ T32] r4:00000000 [ 1346.796987][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.797074][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.797142][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.797194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f6f40 [ 1346.797218][ T32] r4:00000000 [ 1346.797239][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.797291][ T32] r9:83018005 r8:855b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1346.797314][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.797383][ T32] r5:00001000 r4:eb4c7000 [ 1346.797429][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.797475][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.797520][ T32] r5:85485f8c r4:85485c00 [ 1346.797585][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.797680][ T32] r7:dddced80 r6:83018000 r5:85485f8c r4:85401b80 [ 1346.797709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.797782][ T32] r10:61c88647 r9:855b3000 r8:85401bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.797812][ T32] r4:85401b80 [ 1346.797833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.797892][ T32] r10:00000000 r9:85401b80 r8:8027f5e8 r7:eb8d9e60 r6:851d1180 r5:855b3000 [ 1346.797916][ T32] r4:00000001 [ 1346.797936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.797975][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1346.798005][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.798035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.798064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.798182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.798212][ T32] r4:853f6c00 [ 1346.798723][ T32] INFO: task kworker/0:348:5277 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.798786][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.798879][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.798996][ T32] Call trace: [ 1346.799144][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.799223][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.799270][ T32] r4:00000000 [ 1346.799293][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.799336][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.799366][ T32] 1d20: c62da000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.799485][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.799518][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.799607][ T32] r5:80070013 r4:80239bb0 [ 1346.799632][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.799676][ T32] r4:82ac11e4 [ 1346.799697][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.799764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.799814][ T32] r4:e0631dc0 [ 1346.799836][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.799890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.799935][ T32] r4:00000000 [ 1346.799960][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.800013][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.800035][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.800120][ T32] r5:00001000 r4:e01cf000 [ 1346.800143][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.800232][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.800282][ T32] r5:8436478c r4:84364400 [ 1346.800304][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.800353][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.800373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.800423][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.800446][ T32] r4:8494cf80 [ 1346.800465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.800514][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.800618][ T32] r4:00000001 [ 1346.800686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.800727][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.800775][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.800808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.800837][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.800868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.800919][ T32] r4:84be4100 [ 1346.800944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.801036][ T32] INFO: task kworker/0:349:5280 blocked for more than 473 seconds. [ 1346.801074][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.801106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.801128][ T32] task:kworker/0:349 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.801229][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.801411][ T32] Call trace: [ 1346.801501][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.801686][ T32] r10:829188dc r9:eb8f1d84 r8:00000002 r7:60000013 r6:eb8f1d8c r5:855b3c00 [ 1346.801803][ T32] r4:855b3c00 [ 1346.801861][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.801920][ T32] r5:855b3c00 r4:829188d8 [ 1346.801962][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.802009][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.802061][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 1346.802084][ T32] r4:00000000 [ 1346.802104][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.802227][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.802270][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.802338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516e800 [ 1346.802428][ T32] r4:00000000 [ 1346.802452][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.802524][ T32] r9:83018005 r8:855b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [ 1346.802561][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.802631][ T32] r5:00001000 r4:dfa71000 [ 1346.802685][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.802731][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.802820][ T32] r5:8548838c r4:85488000 [ 1346.802849][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.802968][ T32] r7:dddced80 r6:83018000 r5:8548838c r4:85401c00 [ 1346.802994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.803046][ T32] r10:61c88647 r9:855b3c00 r8:85401c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.803071][ T32] r4:85401c00 [ 1346.803132][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.803228][ T32] r10:00000000 r9:85401c00 r8:8027f5e8 r7:eb8d9e60 r6:851d1200 r5:855b3c00 [ 1346.803319][ T32] r4:00000001 [ 1346.803342][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.803382][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) [ 1346.803447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.803481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.803509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.803582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.803609][ T32] r4:85404f40 [ 1346.803907][ T32] INFO: task kworker/0:349:5280 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.803941][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.804058][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.804150][ T32] Call trace: [ 1346.804183][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.804236][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.804302][ T32] r4:00000000 [ 1346.804391][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.804436][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.804468][ T32] 1d20: c62da000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.804522][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.804553][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.804600][ T32] r5:80070013 r4:80239bb0 [ 1346.804623][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.804667][ T32] r4:82ac11e4 [ 1346.804696][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.804746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.804790][ T32] r4:e0631dc0 [ 1346.804828][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.804891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.804918][ T32] r4:00000000 [ 1346.804939][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.804991][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.805012][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.805057][ T32] r5:00001000 r4:e01cf000 [ 1346.805100][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.805168][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.805218][ T32] r5:8436478c r4:84364400 [ 1346.805261][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.805314][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.805379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.805481][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.805563][ T32] r4:8494cf80 [ 1346.827385][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.827480][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.827509][ T32] r4:00000001 [ 1346.827530][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.827593][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.827652][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.827709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.827762][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.827820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.827846][ T32] r4:84be4100 [ 1346.827890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.827935][ T32] INFO: task kworker/0:350:5281 blocked for more than 473 seconds. [ 1346.828013][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.828044][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.828067][ T32] task:kworker/0:350 state:D stack:0 pid:5281 tgid:5281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.828151][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.828202][ T32] Call trace: [ 1346.828280][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.828357][ T32] r10:829188dc r9:eb8f5d84 r8:00000002 r7:60000113 r6:eb8f5d8c r5:855b4800 [ 1346.828432][ T32] r4:855b4800 [ 1346.828470][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.828543][ T32] r5:855b4800 r4:829188d8 [ 1346.828653][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.828724][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.828824][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f5e08 [ 1346.828851][ T32] r4:00000000 [ 1346.828913][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.828959][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.829002][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.829049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516e0c0 [ 1346.829072][ T32] r4:00000000 [ 1346.829093][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.829144][ T32] r9:83018005 r8:855b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1346.829226][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.829319][ T32] r5:00001000 r4:eb5f7000 [ 1346.829362][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.829445][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.829522][ T32] r5:85486b8c r4:85486800 [ 1346.829611][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.829681][ T32] r7:dddced80 r6:83018000 r5:85486b8c r4:85401c80 [ 1346.829705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.829781][ T32] r10:61c88647 r9:855b4800 r8:85401cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.829850][ T32] r4:85401c80 [ 1346.829891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.829965][ T32] r10:00000000 r9:85401c80 r8:8027f5e8 r7:eb8f1e60 r6:851d1280 r5:855b4800 [ 1346.829992][ T32] r4:00000001 [ 1346.830024][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.830086][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1346.830161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.830256][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.830330][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.830365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.830390][ T32] r4:85404f40 [ 1346.830882][ T32] INFO: task kworker/0:350:5281 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.830917][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.831020][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.831091][ T32] Call trace: [ 1346.831276][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.831334][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.831358][ T32] r4:00000000 [ 1346.831451][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.831542][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.831583][ T32] 1d20: c6809000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.831660][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.831704][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.831781][ T32] r5:80070013 r4:80239bb0 [ 1346.831826][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.831916][ T32] r4:82ac11e4 [ 1346.831946][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.831994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.832064][ T32] r4:e0631dc0 [ 1346.832113][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.832185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.832212][ T32] r4:00000000 [ 1346.832254][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.832309][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.832352][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.832403][ T32] r5:00001000 r4:e01cf000 [ 1346.832424][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.832489][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.832561][ T32] r5:8436478c r4:84364400 [ 1346.832585][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.832741][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.832781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.832857][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.832929][ T32] r4:8494cf80 [ 1346.832953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.833069][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.833097][ T32] r4:00000001 [ 1346.833118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.833156][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.833206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.833239][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.833268][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.833299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.833369][ T32] r4:84be4100 [ 1346.833404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.833452][ T32] INFO: task kworker/0:351:5284 blocked for more than 473 seconds. [ 1346.833527][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.833554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.833576][ T32] task:kworker/0:351 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.833624][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.833686][ T32] Call trace: [ 1346.833718][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.833857][ T32] r10:829188dc r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:855b5400 [ 1346.833888][ T32] r4:855b5400 [ 1346.833910][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.833954][ T32] r5:855b5400 r4:829188d8 [ 1346.834058][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.834146][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.834222][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1346.834261][ T32] r4:00000000 [ 1346.834328][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.834382][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.834455][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.834505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516e180 [ 1346.834572][ T32] r4:00000000 [ 1346.834596][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.834647][ T32] r9:83018005 r8:855b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1346.834713][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.834762][ T32] r5:00001000 r4:eb671000 [ 1346.834792][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.834851][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.834950][ T32] r5:85486f8c r4:85486c00 [ 1346.834976][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.835026][ T32] r7:dddced80 r6:83018000 r5:85486f8c r4:85401d00 [ 1346.835048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.835131][ T32] r10:61c88647 r9:855b5400 r8:85401d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.835183][ T32] r4:85401d00 [ 1346.835226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.835330][ T32] r10:00000000 r9:85401d00 r8:8027f5e8 r7:eb8f1e60 r6:851d1300 r5:855b5400 [ 1346.835398][ T32] r4:00000001 [ 1346.835455][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.857869][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1346.858033][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.858112][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.858175][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.858270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.858330][ T32] r4:8516e080 [ 1346.859003][ T32] INFO: task kworker/0:351:5284 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.859053][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.859196][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.859352][ T32] Call trace: [ 1346.859436][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.859555][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.859614][ T32] r4:00000000 [ 1346.859663][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.859756][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.859837][ T32] 1d20: c6cd3000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.859922][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.859987][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.860050][ T32] r5:80070013 r4:80239bb0 [ 1346.860091][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.860147][ T32] r4:82ac11e4 [ 1346.860187][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.860314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.860352][ T32] r4:e0631dc0 [ 1346.860396][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.860505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.860569][ T32] r4:00000000 [ 1346.860630][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.860775][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.860824][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.860890][ T32] r5:00001000 r4:e01cf000 [ 1346.860935][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.860981][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.861028][ T32] r5:8436478c r4:84364400 [ 1346.861076][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.861176][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.861219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.861331][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.861363][ T32] r4:8494cf80 [ 1346.861385][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.861439][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.861467][ T32] r4:00000001 [ 1346.861498][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.861571][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.861630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.861707][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.861750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.861783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.861833][ T32] r4:84be4100 [ 1346.861886][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.861924][ T32] INFO: task kworker/0:352:5286 blocked for more than 473 seconds. [ 1346.861960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.861987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.862031][ T32] task:kworker/0:352 state:D stack:0 pid:5286 tgid:5286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.862123][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.862172][ T32] Call trace: [ 1346.862206][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.862306][ T32] r10:829188dc r9:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:855b0c00 [ 1346.862333][ T32] r4:855b0c00 [ 1346.862355][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.862401][ T32] r5:855b0c00 r4:829188d8 [ 1346.862443][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.862539][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.862621][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1346.862649][ T32] r4:00000000 [ 1346.862670][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.862760][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.862814][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.862862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516e2c0 [ 1346.862894][ T32] r4:00000000 [ 1346.862939][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.863008][ T32] r9:83018005 r8:855b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1346.863031][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.863078][ T32] r5:00001000 r4:eb67f000 [ 1346.863131][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.863201][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.863296][ T32] r5:8548738c r4:85487000 [ 1346.863339][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.863453][ T32] r7:dddced80 r6:83018000 r5:8548738c r4:85401d80 [ 1346.863515][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.863618][ T32] r10:61c88647 r9:855b0c00 r8:85401dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.863674][ T32] r4:85401d80 [ 1346.863715][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.863799][ T32] r10:00000000 r9:85401d80 r8:8027f5e8 r7:eb8f1e60 r6:851d1380 r5:855b0c00 [ 1346.863864][ T32] r4:00000001 [ 1346.863918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.863995][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1346.864061][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.864127][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.864199][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.864261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.864289][ T32] r4:8516e1c0 [ 1346.864621][ T32] INFO: task kworker/0:352:5286 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.864685][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.864851][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.864955][ T32] Call trace: [ 1346.865026][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.865134][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.865183][ T32] r4:00000000 [ 1346.865231][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.865312][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 1 printk messages dropped ** [ 1346.865413][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 11 printk messages dropped ** [ 1346.883686][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.883709][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.883756][ T32] r5:00001000 r4:e01cf000 [ 1346.883806][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.883917][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.884014][ T32] r5:8436478c r4:84364400 [ 1346.884066][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.884166][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.884218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.884321][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.884383][ T32] r4:8494cf80 [ 1346.884435][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.884539][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.884585][ T32] r4:00000001 [ 1346.884606][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.884670][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.884705][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.884754][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.884822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.884894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.884978][ T32] r4:84be4100 [ 1346.885046][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.885110][ T32] INFO: task kworker/1:727:5288 blocked for more than 473 seconds. [ 1346.885177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.885229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.885275][ T32] task:kworker/1:727 state:D stack:0 pid:5288 tgid:5288 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.885414][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.896816][ T32] Call trace: [ 1346.896911][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.897045][ T32] r10:829188dc r9:eb909d84 r8:00000002 r7:60000013 r6:eb909d8c r5:855b6000 [ 1346.897102][ T32] r4:855b6000 [ 1346.897143][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.897202][ T32] r5:855b6000 r4:829188d8 [ 1346.897226][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.897270][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.897358][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [ 1346.897407][ T32] r4:00000000 [ 1346.897450][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.897536][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.897632][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.897749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849795c0 [ 1346.897802][ T32] r4:00000000 [ 1346.897852][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.897977][ T32] r9:83018205 r8:855b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 1 printk messages dropped ** [ 1346.898175][ T32] r5:00001000 r4:eacdf000 [ 1346.898234][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.898321][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.898661][ T32] r10:61c88647 r9:855b6000 r8:851d142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.899132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.900575][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1346.900951][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.901092][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1346.901516][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1346.901979][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.902490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.903011][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.903527][ T32] r5:855b6c00 r4:829188d8 ** 5 printk messages dropped ** [ 1346.903863][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.904357][ T32] r5:00001000 r4:eb69b000 ** 1 printk messages dropped ** [ 1346.904424][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.905017][ T32] r10:00000000 r9:85401e00 r8:8027f5e8 r7:eb8f1e60 r6:851d1500 r5:855b6c00 ** 9 printk messages dropped ** [ 1346.932234][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.933116][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 11 printk messages dropped ** [ 1346.933902][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1346.934319][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.934367][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.934469][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.934506][ T32] r4:8494cf80 [ 1346.934530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.934585][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.934610][ T32] r4:00000001 [ 1346.934668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.934720][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.934753][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.934796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.934844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.934917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.934968][ T32] r4:84be4100 [ 1346.935013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.935076][ T32] INFO: task kworker/1:728:5292 blocked for more than 473 seconds. [ 1346.935121][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.935175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.935219][ T32] task:kworker/1:728 state:D stack:0 pid:5292 tgid:5292 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.935335][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.935513][ T32] Call trace: [ 1346.943986][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.944074][ T32] r10:829188dc r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:85506000 [ 1346.944105][ T32] r4:85506000 [ 1346.944143][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.944196][ T32] r5:85506000 r4:829188d8 [ 1346.944220][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.944280][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.944338][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1346.944395][ T32] r4:00000000 [ 1346.944422][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.944477][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.944529][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.944578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84979000 [ 1346.944603][ T32] r4:00000000 [ 1346.944626][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.944695][ T32] r9:83018205 r8:85506000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1346.944720][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.944790][ T32] r5:00001000 r4:eb6ef000 [ 1346.944833][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.944885][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.944934][ T32] r5:854ce38c r4:854ce000 [ 1346.944957][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.945010][ T32] r7:ddde2d80 r6:83018200 r5:854ce38c r4:851d1580 [ 1346.945053][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.945111][ T32] r10:61c88647 r9:85506000 r8:851d15ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.945137][ T32] r4:851d1580 [ 1346.945161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.945234][ T32] r10:00000000 r9:851d1580 r8:8027f5e8 r7:eb909e60 r6:851d1600 r5:85506000 [ 1346.945264][ T32] r4:00000001 [ 1346.945286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.945329][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1346.945362][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.945394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.945423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.945456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.957568][ T32] r4:85168580 [ 1346.958167][ T32] INFO: task kworker/1:728:5292 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.958245][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.958325][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.958390][ T32] Call trace: [ 1346.958423][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.958484][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.958508][ T32] r4:00000000 [ 1346.958529][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.958572][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.958636][ T32] 1d20: c7fff000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.958699][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.958735][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.958763][ T32] r5:80070013 r4:80239bb0 [ 1346.958784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.958832][ T32] r4:82ac11e4 [ 1346.958853][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.958900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.958923][ T32] r4:e0631dc0 [ 1346.958943][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.958989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.959012][ T32] r4:00000000 [ 1346.959033][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.959270][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.959590][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.959768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.960080][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.960259][ T32] r4:855b8c00 ** 4 printk messages dropped ** [ 1346.960434][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 ** 9 printk messages dropped ** [ 1346.960837][ T32] r5:00001000 r4:eb6ad000 [ 1346.960888][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.961011][ T32] r5:85487b8c r4:85487800 ** 3 printk messages dropped ** [ 1346.961182][ T32] r10:61c88647 r9:855b8c00 r8:85401eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1346.961491][ T32] r4:8516e640 ** 2 printk messages dropped ** [ 1346.961903][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.962116][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.962146][ T32] 1d20: c7fff000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.962177][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.962204][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.962258][ T32] r5:80070013 r4:80239bb0 [ 1346.962294][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.962387][ T32] r4:82ac11e4 [ 1346.962410][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.962484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.962513][ T32] r4:e0631dc0 [ 1346.962559][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.962609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.962641][ T32] r4:00000000 [ 1346.962663][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.962762][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.962788][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.962835][ T32] r5:00001000 r4:e01cf000 [ 1346.962855][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.962901][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.962947][ T32] r5:8436478c r4:84364400 [ 1346.962967][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.963016][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.963037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.963088][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.963111][ T32] r4:8494cf80 [ 1346.963151][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.963241][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1346.963286][ T32] r4:00000001 [ 1346.963311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.963350][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1346.963379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.963409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.963437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.963467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.963544][ T32] r4:84be4100 [ 1346.963574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.963600][ T32] INFO: task kworker/0:355:5295 blocked for more than 473 seconds. [ 1346.963634][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.963660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.963681][ T32] task:kworker/0:355 state:D stack:0 pid:5295 tgid:5295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.963730][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.963772][ T32] Call trace: [ 1346.963822][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.963877][ T32] r10:829188dc r9:eb921d84 r8:00000002 r7:60000113 r6:eb921d8c r5:855b9800 [ 1346.963901][ T32] r4:855b9800 [ 1346.963921][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.963964][ T32] r5:855b9800 r4:829188d8 [ 1346.963984][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.964027][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.964076][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [ 1346.964122][ T32] r4:00000000 [ 1346.964155][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.964229][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.964291][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.964340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516e740 [ 1346.964384][ T32] r4:00000000 [ 1346.964408][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.964458][ T32] r9:83018005 r8:855b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1346.964480][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.964525][ T32] r5:00001000 r4:eb701000 [ 1346.964545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.964610][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.964883][ T32] r10:61c88647 r9:855b9800 r8:85401f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.965174][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.988699][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.988926][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1346.989108][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.989199][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1346.989463][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1346.989777][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.990138][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.990231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.990263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.990286][ T32] r4:84be4100 [ 1346.990309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.990338][ T32] INFO: task kworker/0:356:5298 blocked for more than 473 seconds. [ 1346.990372][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.990398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.990419][ T32] task:kworker/0:356 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.990522][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.990569][ T32] Call trace: [ 1346.990636][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1346.990689][ T32] r10:829188dc r9:eb929d84 r8:00000002 r7:60000013 r6:eb929d8c r5:855ba400 [ 1346.990713][ T32] r4:855ba400 [ 1346.990734][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1346.990777][ T32] r5:855ba400 r4:829188d8 [ 1346.990798][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.990838][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.990915][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1346.990942][ T32] r4:00000000 [ 1346.990971][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.991044][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.991088][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.991136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516e940 [ 1346.991161][ T32] r4:00000000 [ 1346.991181][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.991231][ T32] r9:83018005 r8:855ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1346.991253][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.991331][ T32] r5:00001000 r4:dfd8f000 [ 1346.991355][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.991398][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.991495][ T32] r5:8548878c r4:85488400 [ 1346.991519][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.991568][ T32] r7:dddced80 r6:83018000 r5:8548878c r4:85401f80 [ 1346.991589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.991672][ T32] r10:61c88647 r9:855ba400 r8:85401fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.991700][ T32] r4:85401f80 [ 1346.991721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.991797][ T32] r10:00000000 r9:85401f80 r8:8027f5e8 r7:eb8f1e60 r6:851d1780 r5:855ba400 [ 1346.991824][ T32] r4:00000001 [ 1346.991844][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.991928][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1346.991988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.992021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.992049][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.992080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.992102][ T32] r4:8516e680 [ 1346.992497][ T32] INFO: task kworker/0:356:5298 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1346.992538][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.992681][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.992729][ T32] Call trace: [ 1346.992790][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1346.992846][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1346.992870][ T32] r4:00000000 [ 1346.992919][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.992965][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1346.992998][ T32] 1d20: c8773000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1346.993030][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1346.993057][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1346.993084][ T32] r5:80070013 r4:80239bb0 [ 1346.993137][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.993205][ T32] r4:82ac11e4 [ 1346.993229][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.993277][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1346.993328][ T32] r4:e0631dc0 [ 1346.993352][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.993401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1346.993444][ T32] r4:00000000 [ 1346.993487][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.993562][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1346.993608][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.993705][ T32] r5:00001000 r4:e01cf000 [ 1346.993750][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.993798][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.993845][ T32] r5:8436478c r4:84364400 [ 1346.993889][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.993957][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1346.993982][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.994037][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.994073][ T32] r4:8494cf80 [ 1346.994095][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1346.994254][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.994454][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.994705][ T32] r4:855bb000 ** 4 printk messages dropped ** [ 1346.994950][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d9e08 [ 1346.994975][ T32] r4:00000000 [ 1346.994996][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1346.995036][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1346.995074][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1346.995119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84979a40 [ 1346.995143][ T32] r4:00000000 [ 1346.995162][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1346.995210][ T32] r9:83018205 r8:855bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1346.995252][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1346.995301][ T32] r5:00001000 r4:eaf61000 [ 1346.995324][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1346.995365][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.995411][ T32] r5:854cf38c r4:854cf000 [ 1346.995431][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.004711][ T32] r7:ddde2d80 r6:83018200 r5:854cf38c r4:851d1800 [ 1347.004783][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.004873][ T32] r10:61c88647 r9:855bb000 r8:851d182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.004910][ T32] r4:851d1800 [ 1347.004935][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.004988][ T32] r10:00000000 r9:851d1800 r8:8027f5e8 r7:eb909e60 r6:851d1880 r5:855bb000 [ 1347.005014][ T32] r4:00000001 [ 1347.005035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.005105][ T32] Exception stack(0xeb7d9fb0 to 0xeb7d9ff8) [ 1347.005160][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.005220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.006323][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.006541][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 3 printk messages dropped ** [ 1347.006687][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.006897][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1347.007131][ T32] r5:00001000 r4:e01cf000 ** 4 printk messages dropped ** [ 1347.007332][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 4 printk messages dropped ** [ 1347.007498][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1347.007790][ T32] r4:84be4100 ** 5 printk messages dropped ** [ 1347.008036][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.008362][ T32] r5:855bbc00 r4:829188d8 ** 5 printk messages dropped ** [ 1347.008651][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.008980][ T32] r5:00001000 r4:eae37000 [ 1347.009000][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.009152][ T32] r7:ddde2d80 r6:83018200 r5:854ceb8c r4:851d1900 ** 5 printk messages dropped ** [ 1347.009391][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.009476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.009515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.009546][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.009577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.009623][ T32] r4:84979700 [ 1347.009936][ T32] INFO: task kworker/1:730:5305 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.009972][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.010030][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.010075][ T32] Call trace: [ 1347.010140][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.010195][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.010219][ T32] r4:00000000 [ 1347.010239][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.010278][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.010309][ T32] 1d20: c8773000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.010340][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.010367][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.010413][ T32] r5:80070013 r4:80239bb0 [ 1347.010437][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.010482][ T32] r4:82ac11e4 [ 1347.010502][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.010547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.010571][ T32] r4:e0631dc0 [ 1347.010591][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.010664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.010783][ T32] r4:00000000 [ 1347.010807][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.010882][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.010908][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.010955][ T32] r5:00001000 r4:e01cf000 [ 1347.010976][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.011019][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.011065][ T32] r5:8436478c r4:84364400 [ 1347.011110][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.011164][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.011186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.011236][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.011259][ T32] r4:8494cf80 [ 1347.011279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.011327][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.011351][ T32] r4:00000001 [ 1347.011370][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.011407][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.011456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.011486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.011514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.011545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.011568][ T32] r4:84be4100 [ 1347.011602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.011636][ T32] INFO: task kworker/1:731:5306 blocked for more than 473 seconds. [ 1347.011665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.011689][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.011711][ T32] task:kworker/1:731 state:D stack:0 pid:5306 tgid:5306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.011755][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.011821][ T32] Call trace: [ 1347.011854][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.011904][ T32] r10:829188dc r9:eb8e1d84 r8:00000002 r7:60000113 r6:eb8e1d8c r5:855bc800 [ 1347.011928][ T32] r4:855bc800 [ 1347.011948][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.011992][ T32] r5:855bc800 r4:829188d8 [ 1347.012012][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.012054][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.012122][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e1e08 [ 1347.012150][ T32] r4:00000000 [ 1347.012171][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.012211][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.012251][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.012305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84979840 [ 1347.012360][ T32] r4:00000000 [ 1347.012396][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.012450][ T32] r9:83018205 r8:855bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1347.012472][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.012518][ T32] r5:00001000 r4:eaf29000 [ 1347.012538][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.012579][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.012623][ T32] r5:854cef8c r4:854cec00 [ 1347.012649][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.012709][ T32] r7:ddde2d80 r6:83018200 r5:854cef8c r4:851d1a00 [ 1347.012785][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.012846][ T32] r10:61c88647 r9:855bc800 r8:851d1a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1347.013110][ T32] Exception stack(0xeb8e1fb0 to 0xeb8e1ff8) ** 6 printk messages dropped ** [ 1347.013569][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.014116][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 6 printk messages dropped ** [ 1347.014356][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1347.014675][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1347.014891][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.015172][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.015459][ T32] r4:84be4100 ** 3 printk messages dropped ** [ 1347.049623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1347.049947][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1347.050293][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.050624][ T32] r5:00001000 r4:eb81b000 [ 1347.050653][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.050695][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.050741][ T32] r5:8548978c r4:85489400 [ 1347.050762][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.050813][ T32] r7:dddced80 r6:83018000 r5:8548978c r4:853f3000 [ 1347.050854][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.050909][ T32] r10:61c88647 r9:855bd400 r8:853f302c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.050957][ T32] r4:853f3000 [ 1347.050981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.051033][ T32] r10:00000000 r9:853f3000 r8:8027f5e8 r7:eb929e60 r6:851d1b00 r5:855bd400 [ 1347.051056][ T32] r4:00000001 [ 1347.051077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.051115][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1347.051144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.051174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.051213][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.051257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.051293][ T32] r4:8516ea80 [ 1347.051794][ T32] INFO: task kworker/0:357:5309 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.051831][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.051892][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.051938][ T32] Call trace: [ 1347.051969][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.052022][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.052045][ T32] r4:00000000 [ 1347.052065][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.052106][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.052136][ T32] 1d20: c92d9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.052167][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.052194][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.052219][ T32] r5:80070013 r4:80239bb0 [ 1347.052239][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.052281][ T32] r4:82ac11e4 [ 1347.052335][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.052419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.052464][ T32] r4:e0631dc0 [ 1347.052497][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.052570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.052615][ T32] r4:00000000 [ 1347.052647][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.052702][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.052725][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.052770][ T32] r5:00001000 r4:e01cf000 [ 1347.052823][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.052869][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.052921][ T32] r5:8436478c r4:84364400 [ 1347.052943][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.052992][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.053015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.053065][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.053088][ T32] r4:8494cf80 [ 1347.053108][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.053156][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.053195][ T32] r4:00000001 [ 1347.053218][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.053257][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.053304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.053338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.053368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.053399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.053422][ T32] r4:84be4100 [ 1347.053442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.053487][ T32] INFO: task kworker/1:732:5310 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.053622][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.053929][ T32] r5:855be000 r4:829188d8 ** 3 printk messages dropped ** [ 1347.054112][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.054350][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.054484][ T32] r5:00001000 r4:eb0cf000 [ 1347.054521][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.054610][ T32] r5:854cf78c r4:854cf400 ** 3 printk messages dropped ** [ 1347.054755][ T32] r10:61c88647 r9:855be000 r8:851d1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1347.055135][ T32] r4:84979a00 ** 2 printk messages dropped ** [ 1347.065129][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.065428][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1347.066038][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.066195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 9 printk messages dropped ** [ 1347.066586][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 8 printk messages dropped ** [ 1347.066928][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.067225][ T32] task:kworker/0:358 state:D stack:0 pid:5311 tgid:5311 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.067716][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 ** 9 printk messages dropped ** [ 1347.068138][ T32] r5:00001000 r4:eb621000 [ 1347.068158][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.068272][ T32] r5:85488b8c r4:85488800 ** 2 printk messages dropped ** [ 1347.068425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.068794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.069378][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.069590][ T32] r4:00000000 [ 1347.069610][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.069676][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.069708][ T32] 1d20: c92d9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.069741][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.069769][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.069795][ T32] r5:80070013 r4:80239bb0 [ 1347.069815][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.069858][ T32] r4:82ac11e4 [ 1347.069878][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.069924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.069948][ T32] r4:e0631dc0 [ 1347.069967][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.070013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.070036][ T32] r4:00000000 [ 1347.070056][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.070105][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.070127][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.070171][ T32] r5:00001000 r4:e01cf000 [ 1347.070191][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.070232][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.070277][ T32] r5:8436478c r4:84364400 [ 1347.070297][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.070371][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.070397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.070450][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.070474][ T32] r4:8494cf80 [ 1347.070503][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.070557][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.070580][ T32] r4:00000001 [ 1347.070600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.070643][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.070671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.070700][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.070729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.070772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.070820][ T32] r4:84be4100 [ 1347.070845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.070870][ T32] INFO: task kworker/1:733:5313 blocked for more than 473 seconds. [ 1347.070898][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.070922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.070943][ T32] task:kworker/1:733 state:D stack:0 pid:5313 tgid:5313 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.071039][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.071085][ T32] Call trace: [ 1347.071149][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.071201][ T32] r10:829188dc r9:eb811d84 r8:00000002 r7:60000013 r6:eb811d8c r5:855b8000 [ 1347.071235][ T32] r4:855b8000 [ 1347.071258][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.071314][ T32] r5:855b8000 r4:829188d8 [ 1347.071345][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.071392][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.071463][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [ 1347.071487][ T32] r4:00000000 [ 1347.071508][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.071548][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.071586][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.071635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84979e80 [ 1347.071660][ T32] r4:00000000 [ 1347.071680][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.071728][ T32] r9:83018205 r8:855b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1347.071771][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.071820][ T32] r5:00001000 r4:eb4f7000 [ 1347.071841][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.071893][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.071944][ T32] r5:854cfb8c r4:854cf800 [ 1347.071974][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.072086][ T32] r7:ddde2d80 r6:83018200 r5:854cfb8c r4:851d1d00 [ 1347.072113][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.072165][ T32] r10:61c88647 r9:855b8000 r8:851d1d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.072188][ T32] r4:851d1d00 [ 1347.072208][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.072258][ T32] r10:00000000 r9:851d1d00 r8:8027f5e8 r7:eb849e60 r6:851d1d80 r5:855b8000 [ 1347.072298][ T32] r4:00000001 [ 1347.072383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.072428][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) ** 1 printk messages dropped ** [ 1347.072522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.073317][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 6 printk messages dropped ** [ 1347.073581][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.073787][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1347.074050][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1347.074313][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.074568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.074773][ T32] task:kworker/1:734 state:D stack:0 pid:5316 tgid:5316 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.075211][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb935e08 ** 9 printk messages dropped ** [ 1347.098803][ T32] r5:00001000 r4:eb51f000 [ 1347.098830][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.098918][ T32] r5:854cff8c r4:854cfc00 ** 2 printk messages dropped ** [ 1347.099011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.099361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.100238][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.100287][ T32] r4:00000000 [ 1347.100337][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.100387][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.100418][ T32] 1d20: c9845000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.100451][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.100479][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.100535][ T32] r5:80070013 r4:80239bb0 [ 1347.100559][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.100604][ T32] r4:82ac11e4 [ 1347.100624][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.100676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.100699][ T32] r4:e0631dc0 [ 1347.100719][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.100764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.100788][ T32] r4:00000000 [ 1347.100807][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.100857][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.100879][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.100923][ T32] r5:00001000 r4:e01cf000 [ 1347.100944][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.100984][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.101028][ T32] r5:8436478c r4:84364400 [ 1347.101060][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.101113][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.101173][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.101229][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.101252][ T32] r4:8494cf80 [ 1347.101273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.101324][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.101348][ T32] r4:00000001 [ 1347.101368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.101430][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.101491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.101527][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.101556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.101587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.101610][ T32] r4:84be4100 [ 1347.101637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.101692][ T32] INFO: task kworker/1:735:5317 blocked for more than 473 seconds. [ 1347.101728][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.101754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.101811][ T32] task:kworker/1:735 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.101900][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.101974][ T32] Call trace: [ 1347.102006][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.102059][ T32] r10:829188dc r9:eb931d84 r8:00000002 r7:60000113 r6:eb931d8c r5:855c0000 [ 1347.102083][ T32] r4:855c0000 [ 1347.102103][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.102146][ T32] r5:855c0000 r4:829188d8 [ 1347.102166][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.102207][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.102258][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1347.102280][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.102506][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.102829][ T32] r5:00001000 r4:eb533000 [ 1347.102908][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.102999][ T32] r5:8555038c r4:85550000 ** 3 printk messages dropped ** [ 1347.103137][ T32] r10:61c88647 r9:855c0000 r8:851d1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.103425][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.103900][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.104195][ T32] 1d20: c9845000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 6 printk messages dropped ** [ 1347.104477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 10 printk messages dropped ** [ 1347.104910][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1347.105073][ T32] r4:8494cf80 ** 5 printk messages dropped ** [ 1347.105281][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.121429][ T32] task:kworker/1:736 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.121912][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 ** 9 printk messages dropped ** [ 1347.122535][ T32] r5:00001000 r4:eb545000 [ 1347.122587][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.122760][ T32] r7:ddde2d80 r6:83018200 r5:8555078c r4:851c7000 ** 7 printk messages dropped ** [ 1347.123077][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) ** 6 printk messages dropped ** [ 1347.123765][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.124013][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.124056][ T32] r4:00000000 [ 1347.124100][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.124145][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.124177][ T32] 1d20: c9cf4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.124209][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.124236][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.124284][ T32] r5:80070013 r4:80239bb0 [ 1347.124309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.124372][ T32] r4:82ac11e4 [ 1347.124397][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.124445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.124501][ T32] r4:e0631dc0 [ 1347.124524][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.124571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.124594][ T32] r4:00000000 [ 1347.124614][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.124670][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.124692][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.124737][ T32] r5:00001000 r4:e01cf000 [ 1347.124756][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.124827][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.124876][ T32] r5:8436478c r4:84364400 [ 1347.124901][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.124991][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.125047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.125113][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.125148][ T32] r4:8494cf80 [ 1347.125172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.125280][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.125377][ T32] r4:00000001 [ 1347.125408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.125448][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.140921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.140977][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.141019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.141088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.141152][ T32] r4:84be4100 [ 1347.141205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.141274][ T32] INFO: task kworker/1:737:5321 blocked for more than 473 seconds. [ 1347.141356][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.141416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.141469][ T32] task:kworker/1:737 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.141538][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.141609][ T32] Call trace: [ 1347.141719][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.141791][ T32] r10:829188dc r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:84a74800 [ 1347.141860][ T32] r4:84a74800 [ 1347.141890][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.141939][ T32] r5:84a74800 r4:829188d8 [ 1347.141963][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.142014][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.142088][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1347.142116][ T32] r4:00000000 [ 1347.142159][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.142208][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.142254][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.142327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7000 [ 1347.142370][ T32] r4:00000000 [ 1347.142424][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.142481][ T32] r9:83018205 r8:84a74800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.142505][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.142594][ T32] r5:00001000 r4:eb555000 [ 1347.142645][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.142691][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.142771][ T32] r5:85550b8c r4:85550800 [ 1347.142818][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.142923][ T32] r7:ddde2d80 r6:83018200 r5:85550b8c r4:851c7100 [ 1347.142977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.143079][ T32] r10:61c88647 r9:84a74800 r8:851c712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.143129][ T32] r4:851c7100 [ 1347.143179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.143253][ T32] r10:00000000 r9:851c7100 r8:8027f5e8 r7:eb93de60 r6:853f3100 r5:84a74800 [ 1347.143278][ T32] r4:00000001 [ 1347.143311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.143389][ T32] Exception stack(0xeb941fb0 to 0xeb941ff8) [ 1347.143433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.143475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.143509][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1347.143607][ T32] r4:85168580 ** 3 printk messages dropped ** [ 1347.144485][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.144913][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1347.145190][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1347.145313][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1347.161352][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1347.161921][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1347.162376][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.162989][ T32] task:kworker/1:738 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.164201][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb94de08 ** 8 printk messages dropped ** [ 1347.164902][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.164996][ T32] r5:00001000 r4:eb5a3000 ** 1 printk messages dropped ** [ 1347.165123][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.179754][ T32] r10:00000000 r9:851c7180 r8:8027f5e8 r7:eb941e60 r6:853f3180 r5:849b5400 ** 7 printk messages dropped ** [ 1347.180321][ T32] r4:851b7280 ** 3 printk messages dropped ** [ 1347.181528][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.182084][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 4 printk messages dropped ** [ 1347.182452][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.182547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.182598][ T32] r4:e0631dc0 [ 1347.182651][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.182737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.182789][ T32] r4:00000000 [ 1347.182838][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.182947][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.183064][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.183157][ T32] r5:00001000 r4:e01cf000 [ 1347.183206][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.183298][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.183390][ T32] r5:8436478c r4:84364400 [ 1347.183440][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.183549][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.183602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.183705][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.183751][ T32] r4:8494cf80 [ 1347.183793][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.183896][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.183947][ T32] r4:00000001 [ 1347.183989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.184068][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.184129][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.184195][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.184257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.184324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.184377][ T32] r4:84be4100 [ 1347.184426][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.184502][ T32] INFO: task kworker/1:739:5325 blocked for more than 473 seconds. [ 1347.184573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.184636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.184684][ T32] task:kworker/1:739 state:D stack:0 pid:5325 tgid:5325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.184790][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.184889][ T32] Call trace: [ 1347.184958][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.185054][ T32] r10:829188dc r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:849b6000 [ 1347.185101][ T32] r4:849b6000 [ 1347.185141][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.185222][ T32] r5:849b6000 r4:829188d8 [ 1347.185261][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.185378][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.206999][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1347.207151][ T32] r4:00000000 [ 1347.207201][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.207315][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.207406][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.207500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7300 [ 1347.207546][ T32] r4:00000000 [ 1347.207586][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.207692][ T32] r9:83018205 r8:849b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.207738][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.207845][ T32] r5:00001000 r4:eb5d1000 [ 1347.207898][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.207987][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.208080][ T32] r5:8555138c r4:85551000 [ 1347.208131][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.208236][ T32] r7:ddde2d80 r6:83018200 r5:8555138c r4:851c7200 [ 1347.208287][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.208393][ T32] r10:61c88647 r9:849b6000 r8:851c722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.208469][ T32] r4:851c7200 [ 1347.208525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.208644][ T32] r10:00000000 r9:851c7200 r8:8027f5e8 r7:eb94de60 r6:853f3200 r5:849b6000 [ 1347.208697][ T32] r4:00000001 [ 1347.208751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.208837][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) [ 1347.208904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.208966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.209022][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.209083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.209130][ T32] r4:851b7280 [ 1347.210055][ T32] INFO: task kworker/1:739:5325 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 7 printk messages dropped ** [ 1347.210766][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 11 printk messages dropped ** [ 1347.211518][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.211841][ T32] r5:00001000 r4:e01cf000 [ 1347.211904][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.211994][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.212105][ T32] r5:8436478c r4:84364400 [ 1347.212154][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.212255][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.212302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.212407][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.212459][ T32] r4:8494cf80 [ 1347.212502][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.212609][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.212674][ T32] r4:00000001 [ 1347.212720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.212797][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.212859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.212925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.212987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.213053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.213106][ T32] r4:84be4100 [ 1347.213160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.213223][ T32] INFO: task kworker/1:740:5327 blocked for more than 473 seconds. [ 1347.213291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.213347][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.213397][ T32] task:kworker/1:740 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.213497][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.213586][ T32] Call trace: [ 1347.213685][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.213802][ T32] r10:829188dc r9:eb955d84 r8:00000002 r7:60000013 r6:eb955d8c r5:84a73c00 [ 1347.213856][ T32] r4:84a73c00 [ 1347.213907][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.214004][ T32] r5:84a73c00 r4:829188d8 [ 1347.214051][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.214138][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.214949][ T32] r5:00001000 r4:eb5ed000 [ 1347.215009][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.236179][ T32] r10:61c88647 r9:84a73c00 r8:851c72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1347.238523][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1347.239462][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1347.240357][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1347.241411][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1347.242682][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.243556][ T32] r5:00001000 r4:eb60b000 ** 7 printk messages dropped ** [ 1347.244168][ T32] r4:851c7300 [ 1347.244235][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.244358][ T32] r10:00000000 r9:851c7300 r8:8027f5e8 r7:eb955e60 r6:853f3300 r5:85580000 [ 1347.244417][ T32] r4:00000001 [ 1347.244464][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.244542][ T32] Exception stack(0xeb959fb0 to 0xeb959ff8) [ 1347.244604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.244682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.244761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.244834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.244886][ T32] r4:851b73c0 [ 1347.245552][ T32] INFO: task kworker/1:741:5329 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.274002][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.274193][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.274327][ T32] Call trace: [ 1347.274399][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.274547][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.274611][ T32] r4:00000000 [ 1347.274668][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.274755][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.274826][ T32] 1d20: cacec000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.274898][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.274962][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.275021][ T32] r5:80070013 r4:80239bb0 [ 1347.275089][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1347.275462][ T32] r4:e0631dc0 ** 9 printk messages dropped ** [ 1347.281139][ T32] r5:8436478c r4:84364400 ** 11 printk messages dropped ** [ 1347.282216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1347.283469][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 ** 9 printk messages dropped ** [ 1347.284423][ T32] r5:00001000 r4:eb711000 ** 5 printk messages dropped ** [ 1347.284963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1347.305355][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1347.317310][ T32] r4:e0631dc0 ** 13 printk messages dropped ** [ 1347.318651][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1347.320092][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1347.321364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7740 ** 6 printk messages dropped ** [ 1347.321932][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.322058][ T32] r5:85551f8c r4:85551c00 [ 1347.322123][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.322224][ T32] r7:ddde2d80 r6:83018200 r5:85551f8c r4:851c7400 [ 1347.322296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.322509][ T32] r10:61c88647 r9:85581800 r8:851c742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.322587][ T32] r4:851c7400 [ 1347.322632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.322749][ T32] r10:00000000 r9:851c7400 r8:8027f5e8 r7:eb939e60 r6:853f3400 r5:85581800 [ 1347.322798][ T32] r4:00000001 [ 1347.322844][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.322921][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1347.322983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.323080][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.323162][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.323231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.323309][ T32] r4:851b7600 [ 1347.324261][ T32] INFO: task kworker/1:743:5334 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.324312][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.324379][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.324462][ T32] Call trace: [ 1347.324496][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.324550][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.324574][ T32] r4:00000000 [ 1347.324594][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.324635][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.324705][ T32] 1d20: cb050000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.324761][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 4 printk messages dropped ** [ 1347.325117][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 19 printk messages dropped ** [ 1347.347670][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1347.348320][ T32] INFO: task kworker/0:359:5336 blocked for more than 473 seconds. ** 12 printk messages dropped ** [ 1347.349518][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 ** 9 printk messages dropped ** [ 1347.350403][ T32] r5:00001000 r4:eb659000 ** 7 printk messages dropped ** [ 1347.351077][ T32] r4:853f3480 ** 11 printk messages dropped ** [ 1347.352788][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1347.386247][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 13 printk messages dropped ** [ 1347.387274][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1347.388472][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1347.389189][ T32] r5:00001000 r4:eb813000 ** 4 printk messages dropped ** [ 1347.389610][ T32] r7:dddced80 r6:83018000 r5:8548938c r4:853f3580 [ 1347.389687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.389796][ T32] r10:61c88647 r9:85583000 r8:853f35ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.389847][ T32] r4:853f3580 [ 1347.389891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.389996][ T32] r10:00000000 r9:853f3580 r8:8027f5e8 r7:eb7f9e60 r6:853f3600 r5:85583000 [ 1347.390050][ T32] r4:00000001 [ 1347.390097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.390175][ T32] Exception stack(0xeb961fb0 to 0xeb961ff8) [ 1347.390240][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.390305][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.390371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.390439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.390491][ T32] r4:8540c5c0 [ 1347.391406][ T32] INFO: task kworker/0:360:5337 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.391517][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.391656][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.391752][ T32] Call trace: [ 1347.391819][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.391928][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.391983][ T32] r4:00000000 [ 1347.392031][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.392121][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.392207][ T32] 1d20: cb549000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.392284][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.392367][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.392430][ T32] r5:80070013 r4:80239bb0 [ 1347.392568][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.392680][ T32] r4:82ac11e4 [ 1347.392741][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.392839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.392910][ T32] r4:e0631dc0 [ 1347.392967][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.393079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.393157][ T32] r4:00000000 [ 1347.393220][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.393353][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.393409][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.393505][ T32] r5:00001000 r4:e01cf000 [ 1347.393550][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.393638][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.393768][ T32] r5:8436478c r4:84364400 [ 1347.393818][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.393920][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.393970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.394077][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.394128][ T32] r4:8494cf80 [ 1347.394177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.394278][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.394328][ T32] r4:00000001 [ 1347.394375][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.394455][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.394515][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.394580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.394653][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.394723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.394795][ T32] r4:84be4100 [ 1347.394849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.394908][ T32] INFO: task kworker/1:744:5339 blocked for more than 473 seconds. [ 1347.394969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.395023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.395068][ T32] task:kworker/1:744 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.395165][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.395250][ T32] Call trace: [ 1347.395321][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.395423][ T32] r10:829188dc r9:eb965d84 r8:00000002 r7:60000013 r6:eb965d8c r5:85583c00 [ 1347.395511][ T32] r4:85583c00 [ 1347.426691][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.426856][ T32] r5:85583c00 r4:829188d8 [ 1347.426908][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.427022][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.427131][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1347.427182][ T32] r4:00000000 [ 1347.427228][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.427311][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.427396][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.427493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7b00 [ 1347.427541][ T32] r4:00000000 [ 1347.427583][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.427847][ T32] r5:00001000 r4:eb729000 [ 1347.427894][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.427981][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1347.428279][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.429135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.430587][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.431159][ T32] 1d20: cba8f000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 9 printk messages dropped ** [ 1347.431870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 9 printk messages dropped ** [ 1347.432591][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1347.433003][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.433322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.433770][ T32] task:kworker/1:745 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.433866][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.433958][ T32] Call trace: [ 1347.434028][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.434130][ T32] r10:829188dc r9:eb969d84 r8:00000002 r7:60000113 r6:eb969d8c r5:85584800 [ 1347.434183][ T32] r4:85584800 [ 1347.434227][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.434316][ T32] r5:85584800 r4:829188d8 [ 1347.434362][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.434444][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.434544][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 [ 1347.434593][ T32] r4:00000000 [ 1347.434639][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.434739][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.434825][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.434920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7a80 [ 1347.434972][ T32] r4:00000000 [ 1347.435017][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.435118][ T32] r9:83018205 r8:85584800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1347.435170][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.435269][ T32] r5:00001000 r4:eb71f000 [ 1347.435313][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.435397][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.456371][ T32] r5:8555278c r4:85552400 [ 1347.456544][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.456709][ T32] r7:ddde2d80 r6:83018200 r5:8555278c r4:851c7500 [ 1347.456762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.456872][ T32] r10:61c88647 r9:85584800 r8:851c752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.456929][ T32] r4:851c7500 [ 1347.456975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.457083][ T32] r10:00000000 r9:851c7500 r8:8027f5e8 r7:eb965e60 r6:853f3700 r5:85584800 [ 1347.457136][ T32] r4:00000001 [ 1347.457183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1347.457394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.458943][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.459328][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 7 printk messages dropped ** [ 1347.460234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 10 printk messages dropped ** [ 1347.461060][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1347.461366][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.462036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.462574][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.463498][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.464316][ T32] r5:00001000 r4:eb74b000 [ 1347.464363][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.464694][ T32] r7:ddde2d80 r6:83018200 r5:85552f8c r4:851c7580 ** 7 printk messages dropped ** [ 1347.465265][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) ** 6 printk messages dropped ** [ 1347.499067][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.500093][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.500456][ T32] r4:e0631dc0 ** 8 printk messages dropped ** [ 1347.501096][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.502115][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1347.502864][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1347.503153][ T32] task:kworker/1:747 state:D stack:0 pid:5345 tgid:5345 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.504049][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 ** 9 printk messages dropped ** [ 1347.531780][ T32] r5:00001000 r4:eb769000 [ 1347.531936][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.532559][ T32] r7:ddde2d80 r6:83018200 r5:8555338c r4:851c7600 [ 1347.532619][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.532796][ T32] r10:61c88647 r9:85586000 r8:851c762c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.532881][ T32] r4:851c7600 [ 1347.532928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.533058][ T32] r10:00000000 r9:851c7600 r8:8027f5e8 r7:eb96de60 r6:853f3800 r5:85586000 [ 1347.533114][ T32] r4:00000001 [ 1347.533160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.533241][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1347.533354][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.533426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.533487][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.533571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.533667][ T32] r4:851b73c0 [ 1347.534570][ T32] INFO: task kworker/1:747:5345 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.534662][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.534805][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.534940][ T32] Call trace: [ 1347.535056][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.535164][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.535220][ T32] r4:00000000 [ 1347.535265][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.535349][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.535414][ T32] 1d20: cc18d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.535553][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.546418][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.546503][ T32] r5:80070013 r4:80239bb0 [ 1347.546557][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.546681][ T32] r4:82ac11e4 [ 1347.546732][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.546866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.546928][ T32] r4:e0631dc0 [ 1347.546972][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.547075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.547131][ T32] r4:00000000 [ 1347.547248][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.547398][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.547469][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.547569][ T32] r5:00001000 r4:e01cf000 [ 1347.547617][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.547749][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.547851][ T32] r5:8436478c r4:84364400 [ 1347.547897][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.548003][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.548050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.548154][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.548204][ T32] r4:8494cf80 [ 1347.548248][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.548348][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.548400][ T32] r4:00000001 [ 1347.548443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.548523][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.548581][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.548643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.548714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.548811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.548879][ T32] r4:84be4100 [ 1347.548931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.549012][ T32] INFO: task kworker/1:748:5347 blocked for more than 474 seconds. [ 1347.549082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.549136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.549184][ T32] task:kworker/1:748 state:D stack:0 pid:5347 tgid:5347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.549290][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.549412][ T32] Call trace: [ 1347.549490][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.549595][ T32] r10:829188dc r9:eb975d84 r8:00000002 r7:60000013 r6:eb975d8c r5:85586c00 [ 1347.549691][ T32] r4:85586c00 [ 1347.549745][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.549837][ T32] r5:85586c00 r4:829188d8 [ 1347.549882][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.549970][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.550070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1347.550123][ T32] r4:00000000 [ 1347.550168][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.550250][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.550360][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.550885][ T32] r5:00001000 r4:eb7a5000 [ 1347.550931][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.551105][ T32] r5:85553b8c r4:85553800 ** 4 printk messages dropped ** [ 1347.551537][ T32] r4:851c7680 ** 6 printk messages dropped ** [ 1347.552041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.553711][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.554039][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1347.554671][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1347.555180][ T32] r5:00001000 r4:e01cf000 [ 1347.555226][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.555338][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.555453][ T32] r5:8436478c r4:84364400 [ 1347.584984][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.585258][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.585311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.585420][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.586518][ T32] r4:8494cf80 [ 1347.586630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.586764][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.586816][ T32] r4:00000001 [ 1347.586860][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.586942][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.587008][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.587073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.587135][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.587204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.587259][ T32] r4:84be4100 [ 1347.587308][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.587372][ T32] INFO: task kworker/1:749:5349 blocked for more than 474 seconds. [ 1347.587456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.587509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.587557][ T32] task:kworker/1:749 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.587678][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.587775][ T32] Call trace: [ 1347.587846][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.587969][ T32] r10:829188dc r9:eb979d84 r8:00000002 r7:60000013 r6:eb979d8c r5:855c2400 [ 1347.588027][ T32] r4:855c2400 [ 1347.588074][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.588167][ T32] r5:855c2400 r4:829188d8 [ 1347.588217][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.588303][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.588425][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 [ 1347.588485][ T32] r4:00000000 [ 1347.588534][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.588618][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.588781][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.588887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516e840 [ 1347.588943][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.589235][ T32] r5:00001000 r4:eb787000 [ 1347.589368][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.589559][ T32] r5:8555378c r4:85553400 ** 3 printk messages dropped ** [ 1347.589883][ T32] r10:61c88647 r9:855c2400 r8:851c772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1347.590831][ T32] r4:851b7e00 ** 3 printk messages dropped ** [ 1347.591925][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.592371][ T32] 1d20: cc440000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 7 printk messages dropped ** [ 1347.592919][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1347.593405][ T32] r5:00001000 r4:e01cf000 [ 1347.593453][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.593502][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.593547][ T32] r5:8436478c r4:84364400 [ 1347.593597][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.593727][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.593776][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.593890][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.593955][ T32] r4:8494cf80 [ 1347.594023][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.594130][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.594177][ T32] r4:00000001 [ 1347.594220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.594299][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.594411][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.594486][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.594547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.594613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.594675][ T32] r4:84be4100 [ 1347.594720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.594772][ T32] INFO: task kworker/1:750:5351 blocked for more than 474 seconds. [ 1347.594829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.594880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.594928][ T32] task:kworker/1:750 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.595024][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.595110][ T32] Call trace: [ 1347.595179][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.595282][ T32] r10:829188dc r9:eb97dd84 r8:00000002 r7:60000113 r6:eb97dd8c r5:855c3c00 [ 1347.595337][ T32] r4:855c3c00 [ 1347.595383][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.595471][ T32] r5:855c3c00 r4:829188d8 [ 1347.595518][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.595600][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.626306][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 [ 1347.626475][ T32] r4:00000000 [ 1347.626530][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.626664][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.626759][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.627234][ T32] r5:00001000 r4:eb7e5000 [ 1347.627279][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.627450][ T32] r5:85553f8c r4:85553c00 ** 3 printk messages dropped ** [ 1347.627750][ T32] r10:61c88647 r9:855c3c00 r8:851c782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1347.628448][ T32] r4:851b7e00 ** 5 printk messages dropped ** [ 1347.629981][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1347.630763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 10 printk messages dropped ** [ 1347.631518][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1347.631825][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1347.632523][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1347.632835][ T32] task:kworker/1:751 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1347.633265][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.633349][ T32] r5:855c5400 r4:829188d8 [ 1347.633393][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.633475][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.633571][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb981e08 [ 1347.633644][ T32] r4:00000000 [ 1347.633719][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.633802][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.633876][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.633965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f0740 [ 1347.634010][ T32] r4:00000000 [ 1347.634051][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.634144][ T32] r9:83018205 r8:855c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1347.634189][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.634279][ T32] r5:00001000 r4:eb82d000 [ 1347.634372][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.634462][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.634550][ T32] r5:8555478c r4:85554400 [ 1347.634593][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.634696][ T32] r7:ddde2d80 r6:83018200 r5:8555478c r4:851c7900 [ 1347.634741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.634836][ T32] r10:61c88647 r9:855c5400 r8:851c792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.634883][ T32] r4:851c7900 [ 1347.634923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.635017][ T32] r10:00000000 r9:851c7900 r8:8027f5e8 r7:eb97de60 r6:851c7980 r5:855c5400 [ 1347.635065][ T32] r4:00000001 [ 1347.635105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.635184][ T32] Exception stack(0xeb981fb0 to 0xeb981ff8) [ 1347.635242][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.635303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.635360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.635449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.663302][ T32] r4:853f02c0 [ 1347.664348][ T32] INFO: task kworker/1:751:5353 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.664448][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.664599][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.664740][ T32] Call trace: [ 1347.664816][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.664939][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.664993][ T32] r4:00000000 [ 1347.665040][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.665131][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 3 printk messages dropped ** [ 1347.665388][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1347.666767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 9 printk messages dropped ** [ 1347.667561][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1347.667985][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1347.668517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1347.668687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.668742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.668791][ T32] task:kworker/1:752 state:D stack:0 pid:5354 tgid:5354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.668896][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.669028][ T32] Call trace: [ 1347.669100][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.669207][ T32] r10:829188dc r9:eb985d84 r8:00000002 r7:60000013 r6:eb985d8c r5:855c6000 [ 1347.669263][ T32] r4:855c6000 [ 1347.669309][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.669398][ T32] r5:855c6000 r4:829188d8 [ 1347.669464][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.669557][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.669685][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb985e08 [ 1347.669740][ T32] r4:00000000 [ 1347.669786][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.669870][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.669953][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.670048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f0240 [ 1347.670100][ T32] r4:00000000 [ 1347.670166][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.670415][ T32] r5:00001000 r4:eb7fd000 [ 1347.670464][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.670643][ T32] r5:8555438c r4:85554000 ** 3 printk messages dropped ** [ 1347.670947][ T32] r10:61c88647 r9:855c6000 r8:851c7a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.671458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.673036][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 11 printk messages dropped ** [ 1347.673801][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1347.674293][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1347.674750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.675433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.700654][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.701211][ T32] r5:855c6c00 r4:829188d8 ** 5 printk messages dropped ** [ 1347.701709][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.702243][ T32] r5:00001000 r4:eba07000 [ 1347.702289][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.702376][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.702867][ T32] r10:61c88647 r9:855c6c00 r8:853f392c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1347.703548][ T32] r4:8540cd80 ** 3 printk messages dropped ** [ 1347.704786][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.705169][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1347.726369][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1347.727419][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1347.727753][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.728441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.729187][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.729839][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.730750][ T32] r5:00001000 r4:eb84b000 [ 1347.730797][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.731010][ T32] r5:85554f8c r4:85554c00 [ 1347.731079][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.731182][ T32] r7:ddde2d80 r6:83018200 r5:85554f8c r4:851c7b80 [ 1347.731228][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.731328][ T32] r10:61c88647 r9:855c3000 r8:851c7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.731378][ T32] r4:851c7b80 [ 1347.731448][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.731552][ T32] r10:00000000 r9:851c7b80 r8:8027f5e8 r7:eb981e60 r6:851c7c00 r5:855c3000 [ 1347.731603][ T32] r4:00000001 [ 1347.731653][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.731733][ T32] Exception stack(0xeb995fb0 to 0xeb995ff8) [ 1347.731793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.731874][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.732001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.732092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.732151][ T32] r4:853f0580 [ 1347.733056][ T32] INFO: task kworker/1:753:5360 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.733141][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.733276][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.733376][ T32] Call trace: [ 1347.733503][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.733619][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.733729][ T32] r4:00000000 [ 1347.733787][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.733878][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.733949][ T32] 1d20: ccf7c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.734041][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.734113][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.734172][ T32] r5:80070013 r4:80239bb0 [ 1347.734219][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.734305][ T32] r4:82ac11e4 [ 1347.734356][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.734451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.734505][ T32] r4:e0631dc0 [ 1347.734551][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.734652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.734743][ T32] r4:00000000 [ 1347.734793][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.734898][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.734945][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.735037][ T32] r5:00001000 r4:e01cf000 [ 1347.735083][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.735165][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.735252][ T32] r5:8436478c r4:84364400 [ 1347.735296][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.735391][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.735443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.763602][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.763790][ T32] r4:8494cf80 [ 1347.763848][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.763990][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.764046][ T32] r4:00000001 [ 1347.764112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.764215][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.764286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.764353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.764434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.764512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.764569][ T32] r4:84be4100 [ 1347.764623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.764712][ T32] INFO: task kworker/0:362:5362 blocked for more than 474 seconds. [ 1347.764789][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.764845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.764890][ T32] task:kworker/0:362 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.765017][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.765125][ T32] Call trace: [ 1347.765212][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.765347][ T32] r10:829188dc r9:eb999d84 r8:00000002 r7:60000113 r6:eb999d8c r5:854f4800 [ 1347.765407][ T32] r4:854f4800 [ 1347.765458][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.773344][ T32] r5:854f4800 r4:829188d8 [ 1347.773413][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.773525][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.773676][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb999e08 [ 1347.773751][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.773900][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.774467][ T32] r5:00001000 r4:eb9f5000 [ 1347.774517][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.774605][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1347.774864][ T32] r7:dddced80 r6:83018000 r5:85489b8c r4:853f3980 ** 7 printk messages dropped ** [ 1347.775448][ T32] Exception stack(0xeb999fb0 to 0xeb999ff8) ** 1 printk messages dropped ** [ 1347.786347][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.786426][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.786501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.786564][ T32] r4:8540cd80 [ 1347.787483][ T32] INFO: task kworker/0:362:5362 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.787573][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.787732][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.787852][ T32] Call trace: [ 1347.787928][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.788053][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.788110][ T32] r4:00000000 [ 1347.788184][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.788291][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.788360][ T32] 1d20: cd638000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.788435][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.788518][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.788585][ T32] r5:80070013 r4:80239bb0 [ 1347.788660][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.788760][ T32] r4:82ac11e4 [ 1347.788813][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.788917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.788976][ T32] r4:e0631dc0 [ 1347.789029][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.789132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.789187][ T32] r4:00000000 [ 1347.789236][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.789350][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.789403][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.789500][ T32] r5:00001000 r4:e01cf000 [ 1347.789551][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.789642][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.789768][ T32] r5:8436478c r4:84364400 [ 1347.789818][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.789919][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.789968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.790070][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.790124][ T32] r4:8494cf80 [ 1347.790219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.790340][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.790393][ T32] r4:00000001 [ 1347.790441][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.790520][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.790579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.790640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.790709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.790773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.790825][ T32] r4:84be4100 [ 1347.790874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.790963][ T32] INFO: task kworker/1:754:5363 blocked for more than 474 seconds. [ 1347.791042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.791126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.791195][ T32] task:kworker/1:754 state:D stack:0 pid:5363 tgid:5363 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1347.791713][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) ** 12 printk messages dropped ** [ 1347.792767][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.792858][ T32] r5:00001000 r4:eb839000 [ 1347.792908][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.793248][ T32] r7:ddde2d80 r6:83018200 r5:85554b8c r4:851c7d00 ** 7 printk messages dropped ** [ 1347.793853][ T32] Exception stack(0xeb99dfb0 to 0xeb99dff8) ** 4 printk messages dropped ** [ 1347.794193][ T32] r4:853f0a00 ** 5 printk messages dropped ** [ 1347.795315][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 6 printk messages dropped ** [ 1347.808411][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.808802][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1347.809301][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1347.809892][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.810442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.810921][ T32] task:kworker/1:755 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.811869][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 ** 5 printk messages dropped ** [ 1347.812280][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.812563][ T32] r5:00001000 r4:eb857000 [ 1347.812610][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.812944][ T32] r7:ddde2d80 r6:83018200 r5:8555538c r4:851c7e00 ** 7 printk messages dropped ** [ 1347.813491][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) ** 6 printk messages dropped ** [ 1347.814842][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.815267][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.815322][ T32] r4:00000000 [ 1347.815368][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.815491][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.846266][ T32] 1d20: cdaa6000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.846376][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.846437][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.846499][ T32] r5:80070013 r4:80239bb0 [ 1347.846548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.846675][ T32] r4:82ac11e4 [ 1347.846722][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.846817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.846868][ T32] r4:e0631dc0 [ 1347.846936][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.847041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.847091][ T32] r4:00000000 [ 1347.847135][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.847234][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.847284][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.847382][ T32] r5:00001000 r4:e01cf000 [ 1347.847433][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.847516][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.847609][ T32] r5:8436478c r4:84364400 [ 1347.847664][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.847766][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.847813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.847923][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.847972][ T32] r4:8494cf80 [ 1347.848014][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.848115][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.848165][ T32] r4:00000001 [ 1347.848213][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.848301][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.848359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.848442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.848511][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.848575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.848626][ T32] r4:84be4100 [ 1347.848688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.848755][ T32] INFO: task kworker/1:756:5368 blocked for more than 474 seconds. [ 1347.848824][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.848876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.848946][ T32] task:kworker/1:756 state:D stack:0 pid:5368 tgid:5368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.849079][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.849171][ T32] Call trace: [ 1347.849239][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.849341][ T32] r10:829188dc r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:855c9800 [ 1347.849391][ T32] r4:855c9800 [ 1347.849456][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.849561][ T32] r5:855c9800 r4:829188d8 [ 1347.849607][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.849752][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.849873][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 1347.849927][ T32] r4:00000000 [ 1347.849973][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.850057][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.850139][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.850229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f0dc0 [ 1347.850277][ T32] r4:00000000 [ 1347.850321][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.850419][ T32] r9:83018205 r8:855c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1347.850467][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.850557][ T32] r5:00001000 r4:eb99f000 [ 1347.850602][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.850694][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.850784][ T32] r5:8555578c r4:85555400 [ 1347.850833][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.850929][ T32] r7:ddde2d80 r6:83018200 r5:8555578c r4:851c7f00 [ 1347.850978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.851079][ T32] r10:61c88647 r9:855c9800 r8:851c7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.851129][ T32] r4:851c7f00 [ 1347.851171][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.851269][ T32] r10:00000000 r9:851c7f00 r8:8027f5e8 r7:eb98de60 r6:851c7f80 r5:855c9800 [ 1347.851340][ T32] r4:00000001 [ 1347.851388][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.851488][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1347.851575][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.851659][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.851727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.851794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1347.853170][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1347.853464][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.853641][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.853927][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.854237][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 7 printk messages dropped ** [ 1347.854476][ T32] r4:84be4100 ** 4 printk messages dropped ** [ 1347.854603][ T32] task:kworker/1:757 state:D stack:0 pid:5369 tgid:5369 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.855248][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1347.889086][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.889240][ T32] r5:00001000 r4:eb9a5000 [ 1347.889288][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.889455][ T32] r7:ddde2d80 r6:83018200 r5:85555b8c r4:851b8000 ** 7 printk messages dropped ** [ 1347.889831][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) ** 2 printk messages dropped ** [ 1347.889987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.890071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.890099][ T32] r4:851d8000 [ 1347.890601][ T32] INFO: task kworker/1:757:5369 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1347.890654][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.890741][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.890978][ T32] Call trace: [ 1347.891067][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1347.891124][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1347.891149][ T32] r4:00000000 [ 1347.891249][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.891296][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.891327][ T32] 1d20: cdd65000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.891360][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.891461][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.891493][ T32] r5:80070013 r4:80239bb0 [ 1347.891515][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.891558][ T32] r4:82ac11e4 [ 1347.891579][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.891631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.891663][ T32] r4:e0631dc0 [ 1347.891683][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.891755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.891782][ T32] r4:00000000 [ 1347.891803][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.891854][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.891878][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.891938][ T32] r5:00001000 r4:e01cf000 [ 1347.891989][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.892077][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.892171][ T32] r5:8436478c r4:84364400 [ 1347.892219][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.892330][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.892383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.892489][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.892538][ T32] r4:8494cf80 [ 1347.892582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.892703][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.892754][ T32] r4:00000001 [ 1347.892799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.892878][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.892937][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.893003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.893064][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.893127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.893176][ T32] r4:84be4100 [ 1347.893224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.893311][ T32] INFO: task kworker/1:758:5371 blocked for more than 474 seconds. [ 1347.893392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.893447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.893510][ T32] task:kworker/1:758 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.893664][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.893786][ T32] Call trace: [ 1347.893893][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1347.894322][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.895235][ T32] r5:00001000 r4:eb9b3000 [ 1347.895405][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.895512][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.903939][ T32] r10:61c88647 r9:855cbc00 r8:851b812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.904426][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.916631][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.916976][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1347.917261][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1347.917913][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1347.918184][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.918513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.918939][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.919348][ T32] r5:855cd400 r4:829188d8 ** 3 printk messages dropped ** [ 1347.919564][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.920119][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.920420][ T32] r5:00001000 r4:eb9c7000 [ 1347.920473][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.920691][ T32] r5:8555678c r4:85556400 ** 3 printk messages dropped ** [ 1347.921045][ T32] r10:61c88647 r9:855cd400 r8:851b822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.921814][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.922675][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.922877][ T32] 1d20: cde6c000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 7 printk messages dropped ** [ 1347.923342][ T32] r4:e0631dc0 [ 1347.923440][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.923492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.923516][ T32] r4:00000000 [ 1347.923536][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.923587][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.923621][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.923704][ T32] r5:00001000 r4:e01cf000 [ 1347.923733][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.923778][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.923825][ T32] r5:8436478c r4:84364400 [ 1347.923845][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.923919][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.923971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.924053][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.924081][ T32] r4:8494cf80 [ 1347.924104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.924154][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.924177][ T32] r4:00000001 [ 1347.924197][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.924233][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.924260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.924310][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.924415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.924453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.924478][ T32] r4:84be4100 [ 1347.924499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.924524][ T32] INFO: task kworker/1:760:5375 blocked for more than 474 seconds. [ 1347.924554][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.924604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.924631][ T32] task:kworker/1:760 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.924729][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.924906][ T32] Call trace: [ 1347.924994][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.925046][ T32] r10:829188dc r9:eb9c5d84 r8:00000002 r7:60000113 r6:eb9c5d8c r5:855ce000 [ 1347.925070][ T32] r4:855ce000 [ 1347.925092][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.925184][ T32] r5:855ce000 r4:829188d8 [ 1347.925209][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.925276][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.925359][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c5e08 [ 1347.925441][ T32] r4:00000000 [ 1347.925471][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.925514][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.947224][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.947373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d8540 [ 1347.947404][ T32] r4:00000000 [ 1347.947428][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.947483][ T32] r9:83018205 r8:855ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1347.947523][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.947578][ T32] r5:00001000 r4:eb9b9000 [ 1347.947601][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.947649][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.947698][ T32] r5:8555638c r4:85556000 [ 1347.947743][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.947822][ T32] r7:ddde2d80 r6:83018200 r5:8555638c r4:851b8300 [ 1347.947853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.947906][ T32] r10:61c88647 r9:855ce000 r8:851b832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1347.948245][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.949199][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1347.949589][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.949887][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.950223][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1347.950425][ T32] r4:8494cf80 ** 5 printk messages dropped ** [ 1347.950673][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.950937][ T32] task:kworker/1:761 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.951502][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.951849][ T32] r9:83018205 r8:855cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 ** 1 printk messages dropped ** [ 1347.951921][ T32] r5:00001000 r4:eb9cd000 ** 4 printk messages dropped ** [ 1347.952169][ T32] r7:ddde2d80 r6:83018200 r5:85556b8c r4:851b8400 ** 5 printk messages dropped ** [ 1347.952529][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.952829][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.953690][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 2 printk messages dropped ** [ 1347.953778][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1347.953809][ T32] 1d20: ce1c9000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1347.953841][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1347.953912][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1347.953994][ T32] r5:80070013 r4:80239bb0 [ 1347.954018][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.954064][ T32] r4:82ac11e4 [ 1347.954084][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.954131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1347.954159][ T32] r4:e0631dc0 [ 1347.954180][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.954228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1347.954309][ T32] r4:00000000 [ 1347.954434][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.954520][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.954547][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.954594][ T32] r5:00001000 r4:e01cf000 [ 1347.954648][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.954695][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.954742][ T32] r5:8436478c r4:84364400 [ 1347.954885][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.954940][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1347.955013][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.955068][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.955093][ T32] r4:8494cf80 [ 1347.955112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.955161][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.955184][ T32] r4:00000001 [ 1347.955277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.955319][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.955400][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.955434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.955571][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.975936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.975985][ T32] r4:84be4100 [ 1347.976013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.976046][ T32] INFO: task kworker/1:762:5379 blocked for more than 474 seconds. [ 1347.976082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.976135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.976164][ T32] task:kworker/1:762 state:D stack:0 pid:5379 tgid:5379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.976247][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.976319][ T32] Call trace: [ 1347.976379][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1347.976646][ T32] r10:829188dc r9:eb9d9d84 r8:00000002 r7:60000013 r6:eb9d9d8c r5:855c0c00 [ 1347.976688][ T32] r4:855c0c00 [ 1347.976713][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1347.976759][ T32] r5:855c0c00 r4:829188d8 [ 1347.976782][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.976824][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.976873][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d9e08 [ 1347.976897][ T32] r4:00000000 [ 1347.976917][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1347.976957][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1347.976998][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1347.977067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d8b40 [ 1347.977104][ T32] r4:00000000 [ 1347.977201][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1347.977265][ T32] r9:83018205 r8:855c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1347.977288][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.977334][ T32] r5:00001000 r4:eb9db000 [ 1347.977380][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1347.977452][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.977527][ T32] r5:85556f8c r4:85556c00 [ 1347.977553][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.977607][ T32] r7:ddde2d80 r6:83018200 r5:85556f8c r4:851b8500 [ 1347.977640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.977748][ T32] r10:61c88647 r9:855c0c00 r8:851b852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.977794][ T32] r4:851b8500 [ 1347.977820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.977883][ T32] r10:00000000 r9:851b8500 r8:8027f5e8 r7:eb9d1e60 r6:851b8580 r5:855c0c00 [ 1347.977916][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.978011][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.978791][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.979245][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1347.979683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1347.980072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.980450][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.980858][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.981275][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1347.981777][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1347.981822][ T32] r5:00001000 r4:eb9e1000 ** 3 printk messages dropped ** [ 1347.982003][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1347.982451][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1347.983166][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.983986][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1347.984154][ T32] r4:e0631dc0 ** 8 printk messages dropped ** [ 1347.984778][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1347.984976][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.985000][ T32] r4:8494cf80 [ 1347.985020][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.985070][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1347.985095][ T32] r4:00000001 [ 1347.985116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.985153][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1347.985181][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.985212][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.985239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.985273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.985297][ T32] r4:84be4100 [ 1347.985317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.985341][ T32] INFO: task kworker/1:764:5383 blocked for more than 474 seconds. [ 1347.985369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.985446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.985524][ T32] task:kworker/1:764 state:D stack:0 pid:5383 tgid:5383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.017885][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.017965][ T32] Call trace: [ 1348.018026][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.018093][ T32] r10:829188dc r9:eb9edd84 r8:00000002 r7:60000113 r6:eb9edd8c r5:855d0000 [ 1348.018140][ T32] r4:855d0000 [ 1348.018165][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.018260][ T32] r5:855d0000 r4:829188d8 [ 1348.018286][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.018329][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.018406][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1348.018464][ T32] r4:00000000 [ 1348.018645][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.018692][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.018738][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.018785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85409540 [ 1348.018808][ T32] r4:00000000 [ 1348.018828][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.018881][ T32] r9:83018205 r8:855d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1348.018904][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.018947][ T32] r5:00001000 r4:eba1f000 [ 1348.018970][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.019013][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.019061][ T32] r5:85557f8c r4:85557c00 [ 1348.019083][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.019134][ T32] r7:ddde2d80 r6:83018200 r5:85557f8c r4:851b8700 [ 1348.019156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.019205][ T32] r10:61c88647 r9:855d0000 r8:851b872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.019229][ T32] r4:851b8700 [ 1348.019250][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.019301][ T32] r10:00000000 r9:851b8700 r8:8027f5e8 r7:eb9e5e60 r6:851b8780 r5:855d0000 [ 1348.019325][ T32] r4:00000001 [ 1348.019345][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.019383][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1348.019413][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.019443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.019499][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.019535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.019559][ T32] r4:851d8d80 [ 1348.020079][ T32] INFO: task kworker/1:764:5383 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 1 printk messages dropped ** [ 1348.020178][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.020333][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.020673][ T32] r5:80070013 r4:80239bb0 ** 3 printk messages dropped ** [ 1348.020843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 10 printk messages dropped ** [ 1348.021265][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1348.021500][ T32] r4:8494cf80 ** 2 printk messages dropped ** [ 1348.021627][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.021829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.022317][ T32] r10:829188dc r9:eb9a9d84 r8:00000002 r7:60000013 r6:eb9a9d8c r5:855d0c00 ** 5 printk messages dropped ** [ 1348.022647][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 ** 8 printk messages dropped ** [ 1348.023168][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.023241][ T32] r5:00001000 r4:eb9ef000 ** 2 printk messages dropped ** [ 1348.023418][ T32] r5:8555778c r4:85557400 ** 3 printk messages dropped ** [ 1348.023609][ T32] r10:61c88647 r9:855d0c00 r8:851b882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.023999][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.024669][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1348.025002][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.025166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1348.048940][ T32] r5:8436478c r4:84364400 ** 3 printk messages dropped ** [ 1348.049252][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.049781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.050195][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.050397][ T32] r4:855d3000 ** 4 printk messages dropped ** [ 1348.050740][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 ** 9 printk messages dropped ** [ 1348.051107][ T32] r5:00001000 r4:eba0d000 [ 1348.051129][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.051169][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.051215][ T32] r5:85557b8c r4:85557800 [ 1348.051236][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.051299][ T32] r7:ddde2d80 r6:83018200 r5:85557b8c r4:851b8900 [ 1348.051360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.051416][ T32] r10:61c88647 r9:855d3000 r8:851b892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.051461][ T32] r4:851b8900 [ 1348.051483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.051533][ T32] r10:00000000 r9:851b8900 r8:8027f5e8 r7:eb9ede60 r6:851b8980 r5:855d3000 [ 1348.051651][ T32] r4:00000001 [ 1348.051848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.051891][ T32] Exception stack(0xeba05fb0 to 0xeba05ff8) [ 1348.051921][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.051951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.051979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.052011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.052034][ T32] r4:851b73c0 [ 1348.052526][ T32] INFO: task kworker/1:766:5387 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.052561][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.052722][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.052774][ T32] Call trace: [ 1348.052805][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.052858][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.052882][ T32] r4:00000000 [ 1348.052903][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.052946][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.053037][ T32] 1d20: cf3ff000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.053074][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.053102][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.053127][ T32] r5:80070013 r4:80239bb0 [ 1348.053148][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.053237][ T32] r4:82ac11e4 [ 1348.053262][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.053311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.053335][ T32] r4:e0631dc0 [ 1348.053437][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.053488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.053511][ T32] r4:00000000 [ 1348.053663][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.053766][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.053870][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.053927][ T32] r5:00001000 r4:e01cf000 [ 1348.053947][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.053991][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.054037][ T32] r5:8436478c r4:84364400 [ 1348.054059][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.054107][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.054237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.054293][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.054318][ T32] r4:8494cf80 [ 1348.054351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.054404][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.054462][ T32] r4:00000001 [ 1348.054488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.054661][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.054695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.054728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.054757][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.054788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.054814][ T32] r4:84be4100 [ 1348.054834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.054861][ T32] INFO: task kworker/0:363:5389 blocked for more than 474 seconds. [ 1348.054891][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.054916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.054938][ T32] task:kworker/0:363 state:D stack:0 pid:5389 tgid:5389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.054984][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.055026][ T32] Call trace: [ 1348.055057][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.055106][ T32] r10:829188dc r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:855d1800 [ 1348.055165][ T32] r4:855d1800 [ 1348.055191][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.055273][ T32] r5:855d1800 r4:829188d8 [ 1348.055380][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.055428][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.055542][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1348.070699][ T32] r4:00000000 [ 1348.070763][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.070836][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.070881][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1348.071167][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.071215][ T32] r5:00001000 r4:eb23d000 ** 3 printk messages dropped ** [ 1348.071438][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.071786][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.072630][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.072931][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1348.073208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1348.073619][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.073729][ T32] r4:8494cf80 [ 1348.073762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.073813][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.073836][ T32] r4:00000001 [ 1348.073869][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.073910][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.073939][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.073969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.074033][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.074069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.074093][ T32] r4:84be4100 [ 1348.074115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.074146][ T32] INFO: task kworker/0:364:5390 blocked for more than 474 seconds. [ 1348.074179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.074204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.074226][ T32] task:kworker/0:364 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.074273][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.074316][ T32] Call trace: [ 1348.074349][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.074426][ T32] r10:829188dc r9:eba1dd84 r8:00000002 r7:60000113 r6:eba1dd8c r5:855d2400 [ 1348.074538][ T32] r4:855d2400 [ 1348.074649][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.074698][ T32] r5:855d2400 r4:829188d8 [ 1348.074719][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.074778][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.074833][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1348.074857][ T32] r4:00000000 [ 1348.074877][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.074917][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.074955][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.075044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d8f40 [ 1348.075073][ T32] r4:00000000 [ 1348.075095][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.075149][ T32] r9:83018005 r8:855d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1348.075173][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.075218][ T32] r5:00001000 r4:eb20f000 [ 1348.075238][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.075278][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.075323][ T32] r5:8548a78c r4:8548a400 [ 1348.075344][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.075391][ T32] r7:dddced80 r6:83018000 r5:8548a78c r4:853f3a80 [ 1348.075411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.075462][ T32] r10:61c88647 r9:855d2400 r8:853f3aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.075538][ T32] r4:853f3a80 [ 1348.089465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.089557][ T32] r10:00000000 r9:853f3a80 r8:8027f5e8 r7:eba15e60 r6:851b8a80 r5:855d2400 [ 1348.089584][ T32] r4:00000001 [ 1348.089605][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.089674][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1348.089710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.089742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.089802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.089839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.089926][ T32] r4:853fa100 [ 1348.090424][ T32] INFO: task kworker/0:364:5390 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.090462][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.090581][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.090677][ T32] Call trace: ** 1 printk messages dropped ** [ 1348.090766][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 6 printk messages dropped ** [ 1348.090971][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.091223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1348.092022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.092492][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1348.092993][ T32] INFO: task kworker/1:767:5393 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.093313][ T32] r4:855d3c00 ** 4 printk messages dropped ** [ 1348.093593][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 ** 9 printk messages dropped ** [ 1348.094076][ T32] r5:00001000 r4:eba2b000 [ 1348.094096][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.094302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1348.095065][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.118476][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.118713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 7 printk messages dropped ** [ 1348.119011][ T32] r5:8436478c r4:84364400 [ 1348.119033][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.119083][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.119135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.119214][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.119242][ T32] r4:8494cf80 [ 1348.119262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.119312][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.119336][ T32] r4:00000001 [ 1348.119356][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.119419][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.119477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.119512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.119541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.119572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.119596][ T32] r4:84be4100 [ 1348.119620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.119656][ T32] INFO: task kworker/1:768:5395 blocked for more than 474 seconds. [ 1348.119692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.119719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.119766][ T32] task:kworker/1:768 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.119831][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.119878][ T32] Call trace: [ 1348.119912][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.119966][ T32] r10:829188dc r9:eb9f9d84 r8:00000002 r7:60000113 r6:eb9f9d8c r5:855d5400 [ 1348.119990][ T32] r4:855d5400 [ 1348.120010][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.120055][ T32] r5:855d5400 r4:829188d8 [ 1348.120093][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.120140][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.120191][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f9e08 [ 1348.120214][ T32] r4:00000000 [ 1348.120233][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.120272][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.120310][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.120354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85409640 [ 1348.120377][ T32] r4:00000000 [ 1348.120398][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.120446][ T32] r9:83018205 r8:855d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1348.120469][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.120527][ T32] r5:00001000 r4:eba25000 [ 1348.120551][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.120595][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.120640][ T32] r5:8556438c r4:85564000 [ 1348.120667][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.120715][ T32] r7:ddde2d80 r6:83018200 r5:8556438c r4:851b8c00 [ 1348.120737][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.120787][ T32] r10:61c88647 r9:855d5400 r8:851b8c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.120811][ T32] r4:851b8c00 [ 1348.120831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.120879][ T32] r10:00000000 r9:851b8c00 r8:8027f5e8 r7:eba11e60 r6:851b8c80 r5:855d5400 [ 1348.120902][ T32] r4:00000001 [ 1348.120922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.120958][ T32] Exception stack(0xeb9f9fb0 to 0xeb9f9ff8) [ 1348.120986][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.121016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.121044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.121076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.121118][ T32] r4:854095c0 [ 1348.121617][ T32] INFO: task kworker/1:768:5395 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.121691][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.121813][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.121863][ T32] Call trace: [ 1348.121918][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.121978][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.122003][ T32] r4:00000000 [ 1348.122023][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.122086][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.122121][ T32] 1d20: cfc2c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.122164][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.122197][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.122222][ T32] r5:80070013 r4:80239bb0 [ 1348.122243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.122285][ T32] r4:82ac11e4 [ 1348.122306][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.122374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 7 printk messages dropped ** [ 1348.122666][ T32] r5:00001000 r4:e01cf000 ** 5 printk messages dropped ** [ 1348.122913][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.123267][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1348.123456][ T32] INFO: task kworker/1:769:5397 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1348.123640][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.123689][ T32] Call trace: [ 1348.123719][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.123931][ T32] r10:829188dc r9:eba01d84 r8:00000002 r7:60000113 r6:eba01d8c r5:855d6000 [ 1348.123964][ T32] r4:855d6000 [ 1348.123986][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.124033][ T32] r5:855d6000 r4:829188d8 [ 1348.124053][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.124095][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.124144][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1348.124167][ T32] r4:00000000 [ 1348.124188][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.124228][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.124267][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.124312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854098c0 [ 1348.124418][ T32] r4:00000000 [ 1348.124444][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.124540][ T32] r9:83018205 r8:855d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1348.124613][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.124665][ T32] r5:00001000 r4:eba31000 [ 1348.124686][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.124726][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.124770][ T32] r5:85564b8c r4:85564800 [ 1348.124790][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.124840][ T32] r7:ddde2d80 r6:83018200 r5:85564b8c r4:851b8d00 [ 1348.124862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.124913][ T32] r10:61c88647 r9:855d6000 r8:851b8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.124936][ T32] r4:851b8d00 [ 1348.124955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.125002][ T32] r10:00000000 r9:851b8d00 r8:8027f5e8 r7:eba11e60 r6:851b8d80 r5:855d6000 [ 1348.125026][ T32] r4:00000001 [ 1348.125045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.125080][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1348.125109][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.125139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.125214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.125251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.125274][ T32] r4:854097c0 [ 1348.146137][ T32] INFO: task kworker/1:769:5397 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.146291][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.146520][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.146588][ T32] Call trace: [ 1348.146639][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.146810][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.146841][ T32] r4:00000000 [ 1348.146862][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.146907][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.146941][ T32] 1d20: cff90000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.146976][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.147005][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.147033][ T32] r5:80070013 r4:80239bb0 [ 1348.147054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.147098][ T32] r4:82ac11e4 [ 1348.147139][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.147191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.147216][ T32] r4:e0631dc0 [ 1348.147236][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.147284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.147307][ T32] r4:00000000 [ 1348.147328][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.147384][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1348.147622][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.147957][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.148116][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.148378][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.148661][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.149006][ T32] r9:83018205 r8:855d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 ** 1 printk messages dropped ** [ 1348.149074][ T32] r5:00001000 r4:eba3f000 ** 1 printk messages dropped ** [ 1348.149162][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.149416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1348.150234][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.150717][ T32] r5:80070013 r4:80239bb0 ** 6 printk messages dropped ** [ 1348.151015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1348.151572][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.152020][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.152244][ T32] task:kworker/1:771 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.152778][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba3de08 ** 8 printk messages dropped ** [ 1348.153195][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.153241][ T32] r5:00001000 r4:eba45000 ** 1 printk messages dropped ** [ 1348.153329][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.153791][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.154427][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.154828][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.154856][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.154881][ T32] r5:80070013 r4:80239bb0 [ 1348.154902][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.154945][ T32] r4:82ac11e4 [ 1348.154965][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.155012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.155057][ T32] r4:e0631dc0 [ 1348.155127][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.155222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.155271][ T32] r4:00000000 [ 1348.155301][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.155365][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.155392][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.155439][ T32] r5:00001000 r4:e01cf000 [ 1348.155459][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.177757][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.177933][ T32] r5:8436478c r4:84364400 [ 1348.177961][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.178016][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.178040][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.178091][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.178142][ T32] r4:8494cf80 [ 1348.178168][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.178222][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.178246][ T32] r4:00000001 [ 1348.178267][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.178305][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.178359][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.178398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.178432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.178465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.178488][ T32] r4:84be4100 [ 1348.178512][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.178555][ T32] INFO: task kworker/1:772:5403 blocked for more than 474 seconds. [ 1348.178590][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.178616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.178639][ T32] task:kworker/1:772 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.178706][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.178757][ T32] Call trace: [ 1348.178791][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.178845][ T32] r10:829188dc r9:eba49d84 r8:00000002 r7:60000113 r6:eba49d8c r5:855cb000 [ 1348.178876][ T32] r4:855cb000 [ 1348.178899][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.178943][ T32] r5:855cb000 r4:829188d8 [ 1348.178976][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.179024][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.179075][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 [ 1348.179099][ T32] r4:00000000 [ 1348.179141][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.179209][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.179256][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.179304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85409d40 [ 1348.179341][ T32] r4:00000000 [ 1348.179366][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.179419][ T32] r9:83018205 r8:855cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1348.179458][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.179507][ T32] r5:00001000 r4:eba53000 [ 1348.179528][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.179619][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.179676][ T32] r5:8556578c r4:85565400 [ 1348.179698][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.179748][ T32] r7:ddde2d80 r6:83018200 r5:8556578c r4:8540a000 [ 1348.179769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.179819][ T32] r10:61c88647 r9:855cb000 r8:8540a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.179842][ T32] r4:8540a000 [ 1348.179861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.179910][ T32] r10:00000000 r9:8540a000 r8:8027f5e8 r7:eba3de60 r6:8540a080 r5:855cb000 [ 1348.179935][ T32] r4:00000001 [ 1348.179954][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.179990][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1348.180018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.180050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.180078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.180110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.180133][ T32] r4:85409c40 [ 1348.180604][ T32] INFO: task kworker/1:772:5403 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.180640][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.180705][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.180863][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.181141][ T32] r5:80070013 r4:80239bb0 ** 7 printk messages dropped ** [ 1348.181433][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.181709][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.182050][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.182251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.182649][ T32] r10:829188dc r9:eba51d84 r8:00000002 r7:60000113 r6:eba51d8c r5:855c4800 ** 6 printk messages dropped ** [ 1348.182999][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.183190][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.183352][ T32] r5:00001000 r4:eba6b000 [ 1348.183373][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.183574][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.183897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.184509][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.184787][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1348.185032][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1348.198060][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.198327][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.198351][ T32] r4:8494cf80 [ 1348.198371][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.198421][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.198444][ T32] r4:00000001 [ 1348.198475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.198590][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.198626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.198663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.198692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.198799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.198847][ T32] r4:84be4100 [ 1348.198874][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.198905][ T32] INFO: task kworker/1:774:5406 blocked for more than 474 seconds. [ 1348.198939][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.198965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.198987][ T32] task:kworker/1:774 state:D stack:0 pid:5406 tgid:5406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.199059][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.199107][ T32] Call trace: [ 1348.199170][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.199225][ T32] r10:829188dc r9:eba65d84 r8:00000002 r7:60000113 r6:eba65d8c r5:84870000 [ 1348.199249][ T32] r4:84870000 [ 1348.199270][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.199313][ T32] r5:84870000 r4:829188d8 [ 1348.199334][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.199376][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.199426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba65e08 [ 1348.199449][ T32] r4:00000000 [ 1348.199469][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.199509][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.199550][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.199624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cf040 [ 1348.199695][ T32] r4:00000000 [ 1348.199721][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.199773][ T32] r9:83018205 r8:84870000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1348.199795][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.199840][ T32] r5:00001000 r4:eba59000 [ 1348.199860][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.199902][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.199972][ T32] r5:85565b8c r4:85565800 [ 1348.199996][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.200046][ T32] r7:ddde2d80 r6:83018200 r5:85565b8c r4:8540a200 [ 1348.200068][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.200117][ T32] r10:61c88647 r9:84870000 r8:8540a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.200145][ T32] r4:8540a200 [ 1348.200166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.200214][ T32] r10:00000000 r9:8540a200 r8:8027f5e8 r7:eba51e60 r6:853f3b00 r5:84870000 [ 1348.200237][ T32] r4:00000001 [ 1348.200268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.200310][ T32] Exception stack(0xeba65fb0 to 0xeba65ff8) [ 1348.200339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.200368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.200401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.201026][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.201706][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.201865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1348.202372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.202602][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1348.202876][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.203116][ T32] r4:84870c00 ** 4 printk messages dropped ** [ 1348.203343][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 ** 9 printk messages dropped ** [ 1348.203762][ T32] r5:00001000 r4:eba71000 [ 1348.203785][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.204006][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.204346][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.204950][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 6 printk messages dropped ** [ 1348.205146][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.205297][ T32] r4:e0631dc0 ** 6 printk messages dropped ** [ 1348.236193][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1348.236512][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.237279][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.237590][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.237903][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.238099][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.238150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cf440 [ 1348.238174][ T32] r4:00000000 [ 1348.238196][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.238248][ T32] r9:83018205 r8:84874800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1348.238282][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.238416][ T32] r5:00001000 r4:eba7f000 [ 1348.238441][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.238484][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.238528][ T32] r5:8556678c r4:85566400 [ 1348.238548][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.238595][ T32] r7:ddde2d80 r6:83018200 r5:8556678c r4:8540a300 [ 1348.238616][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.238671][ T32] r10:61c88647 r9:84874800 r8:8540a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.238695][ T32] r4:8540a300 [ 1348.238719][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.238769][ T32] r10:00000000 r9:8540a300 r8:8027f5e8 r7:eba75e60 r6:853f3c00 r5:84874800 [ 1348.238816][ T32] r4:00000001 [ 1348.238839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.238878][ T32] Exception stack(0xeba91fb0 to 0xeba91ff8) [ 1348.238929][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.238985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.239039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.239073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.239102][ T32] r4:851cf6c0 [ 1348.239598][ T32] INFO: task kworker/1:776:5413 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.239635][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.239715][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.239810][ T32] Call trace: [ 1348.239868][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.239943][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.239972][ T32] r4:00000000 [ 1348.239992][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.240033][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.240065][ T32] 1d20: d0c7e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.240096][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.240134][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.240164][ T32] r5:80070013 r4:80239bb0 [ 1348.240186][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.240251][ T32] r4:82ac11e4 [ 1348.240275][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.240323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.240346][ T32] r4:e0631dc0 [ 1348.240365][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.240412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.240436][ T32] r4:00000000 [ 1348.240479][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.240533][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.240558][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.240604][ T32] r5:00001000 r4:e01cf000 [ 1348.240625][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.240673][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.240719][ T32] r5:8436478c r4:84364400 [ 1348.240740][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.240788][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.240905][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.241036][ T32] r4:8494cf80 ** 6 printk messages dropped ** [ 1348.241277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.241571][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.241997][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.242512][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.242563][ T32] r5:00001000 r4:eba85000 ** 1 printk messages dropped ** [ 1348.242704][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.243430][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.243652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.244210][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.244324][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.244533][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1348.244797][ T32] r4:e0631dc0 ** 8 printk messages dropped ** [ 1348.245089][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.259782][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.259981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.260231][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.260281][ T32] Call trace: [ 1348.260315][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.260370][ T32] r10:829188dc r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:84873000 [ 1348.260401][ T32] r4:84873000 [ 1348.260423][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.260470][ T32] r5:84873000 r4:829188d8 [ 1348.260575][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.260623][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.260679][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1348.260702][ T32] r4:00000000 [ 1348.260722][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.260763][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.260805][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.260851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cf740 [ 1348.260875][ T32] r4:00000000 [ 1348.260895][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.260945][ T32] r9:83018205 r8:84873000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1348.260969][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.261014][ T32] r5:00001000 r4:dfabb000 [ 1348.261082][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.261129][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.261176][ T32] r5:85566f8c r4:85566c00 [ 1348.261196][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.261246][ T32] r7:ddde2d80 r6:83018200 r5:85566f8c r4:8540a400 [ 1348.261268][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.261319][ T32] r10:61c88647 r9:84873000 r8:8540a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.261618][ T32] r4:8540a400 [ 1348.261766][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.261821][ T32] r10:00000000 r9:8540a400 r8:8027f5e8 r7:eb85de60 r6:853f3d00 r5:84873000 [ 1348.261847][ T32] r4:00000001 [ 1348.261867][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.261904][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1348.261932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.261961][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.261989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.262020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.262043][ T32] r4:851cf6c0 [ 1348.262517][ T32] INFO: task kworker/1:778:5415 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.262597][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.262688][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.262733][ T32] Call trace: [ 1348.263021][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.263080][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.263104][ T32] r4:00000000 [ 1348.263124][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.263170][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.263203][ T32] 1d20: d0c7e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.263340][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.263381][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.263407][ T32] r5:80070013 r4:80239bb0 [ 1348.263428][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.263472][ T32] r4:82ac11e4 [ 1348.263493][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.263748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.263777][ T32] r4:e0631dc0 [ 1348.263797][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.263846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.263869][ T32] r4:00000000 [ 1348.263888][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.263937][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.263959][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.264002][ T32] r5:00001000 r4:e01cf000 [ 1348.264068][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.264114][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.264161][ T32] r5:8436478c r4:84364400 [ 1348.264183][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.264236][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.264260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.264322][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1348.264597][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.264750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.284618][ T32] task:kworker/1:779 state:D stack:0 pid:5417 tgid:5417 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.285394][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.298576][ T32] r5:00001000 r4:e49cb000 [ 1348.298597][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.298972][ T32] r10:61c88647 r9:84876000 r8:8540a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.299291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.300402][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1348.300790][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.301186][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.301334][ T32] r5:00001000 r4:e01cf000 ** 6 printk messages dropped ** [ 1348.301790][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.302293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1348.302682][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.303131][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.303451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cf940 [ 1348.303476][ T32] r4:00000000 [ 1348.303513][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.303566][ T32] r9:83018205 r8:84876c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.303621][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.303675][ T32] r5:00001000 r4:eac2d000 [ 1348.303696][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.303739][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.303852][ T32] r5:8556778c r4:85567400 [ 1348.303910][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.303962][ T32] r7:ddde2d80 r6:83018200 r5:8556778c r4:8540a500 [ 1348.303983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.304034][ T32] r10:61c88647 r9:84876c00 r8:8540a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.304060][ T32] r4:8540a500 [ 1348.304114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.304167][ T32] r10:00000000 r9:8540a500 r8:8027f5e8 r7:eb8c5e60 r6:853f3e00 r5:84876c00 [ 1348.304190][ T32] r4:00000001 [ 1348.304312][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.304495][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1348.304529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.304559][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.304622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.304741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.304770][ T32] r4:851cf840 [ 1348.305114][ T32] INFO: task kworker/1:780:5419 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.305152][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.305211][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.305256][ T32] Call trace: [ 1348.305286][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.305339][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.305363][ T32] r4:00000000 [ 1348.305561][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.327058][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.327171][ T32] 1d20: d1f74000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.327282][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.327358][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.327592][ T32] r5:80070013 r4:80239bb0 [ 1348.327667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.327783][ T32] r4:82ac11e4 [ 1348.327812][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.327873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.327906][ T32] r4:e0631dc0 [ 1348.327948][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.328034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.328064][ T32] r4:00000000 [ 1348.328089][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.328152][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.328179][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.328237][ T32] r5:00001000 r4:e01cf000 [ 1348.328293][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.328347][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.328405][ T32] r5:8436478c r4:84364400 [ 1348.328430][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.328491][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.328550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.328615][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.328648][ T32] r4:8494cf80 [ 1348.328673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.328737][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.328765][ T32] r4:00000001 [ 1348.328790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.328834][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.328869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.328922][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.328959][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.329000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.329059][ T32] r4:84be4100 [ 1348.329088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.329151][ T32] INFO: task kworker/1:781:5421 blocked for more than 474 seconds. [ 1348.329190][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.329216][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.329262][ T32] task:kworker/1:781 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.329327][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.329374][ T32] Call trace: [ 1348.329449][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.329539][ T32] r10:829188dc r9:eba95d84 r8:00000002 r7:60000113 r6:eba95d8c r5:84873c00 [ 1348.329568][ T32] r4:84873c00 [ 1348.329591][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.329636][ T32] r5:84873c00 r4:829188d8 [ 1348.329723][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.329770][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.329822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba95e08 [ 1348.329875][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.329952][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.330292][ T32] r5:00001000 r4:eb055000 [ 1348.330315][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.330497][ T32] r7:ddde2d80 r6:83018200 r5:85567b8c r4:8540a580 ** 6 printk messages dropped ** [ 1348.330788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.331741][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.332021][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 7 printk messages dropped ** [ 1348.332301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 12 printk messages dropped ** [ 1348.332876][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1348.333115][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.333350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.333761][ T32] r10:829188dc r9:eba99d84 r8:00000002 r7:60000013 r6:eba99d8c r5:84872400 ** 8 printk messages dropped ** [ 1348.334171][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.334445][ T32] r5:00001000 r4:eb39d000 [ 1348.334465][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.334651][ T32] r7:ddde2d80 r6:83018200 r5:8556938c r4:8540a600 ** 7 printk messages dropped ** [ 1348.334970][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) ** 6 printk messages dropped ** [ 1348.355933][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.356437][ T32] r5:80070013 r4:80239bb0 [ 1348.356491][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.356545][ T32] r4:82ac11e4 [ 1348.356568][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.356679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.356714][ T32] r4:e0631dc0 [ 1348.356767][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.356819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.356872][ T32] r4:00000000 [ 1348.356923][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.356978][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.357001][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.357047][ T32] r5:00001000 r4:e01cf000 [ 1348.357068][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.357139][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.357220][ T32] r5:8436478c r4:84364400 [ 1348.357245][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.357327][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.357365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.357419][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.357580][ T32] r4:8494cf80 [ 1348.357633][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.357711][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.357737][ T32] r4:00000001 [ 1348.357757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.357795][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.357824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.357854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.357885][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.357929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.357974][ T32] r4:84be4100 [ 1348.358022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.358057][ T32] INFO: task kworker/1:783:5425 blocked for more than 474 seconds. [ 1348.358130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.358188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.358213][ T32] task:kworker/1:783 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.358263][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.358306][ T32] Call trace: [ 1348.358367][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.358454][ T32] r10:829188dc r9:eba9dd84 r8:00000002 r7:60000113 r6:eba9dd8c r5:84871800 [ 1348.358509][ T32] r4:84871800 [ 1348.358533][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.358579][ T32] r5:84871800 r4:829188d8 [ 1348.358600][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.358657][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.358748][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba9de08 [ 1348.358810][ T32] r4:00000000 [ 1348.358869][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.358946][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.358988][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.359063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851cfbc0 [ 1348.359094][ T32] r4:00000000 [ 1348.359118][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.359198][ T32] r9:83018205 r8:84871800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1348.359236][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.359324][ T32] r5:00001000 r4:eb09b000 [ 1348.359452][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.359539][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.359594][ T32] r5:85567f8c r4:85567c00 [ 1348.359636][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.359727][ T32] r7:ddde2d80 r6:83018200 r5:85567f8c r4:8540a680 [ 1348.359755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.359808][ T32] r10:61c88647 r9:84871800 r8:8540a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.359831][ T32] r4:8540a680 [ 1348.359852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.359906][ T32] r10:00000000 r9:8540a680 r8:8027f5e8 r7:eba99e60 r6:853f3f80 r5:84871800 [ 1348.359929][ T32] r4:00000001 [ 1348.359983][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.360027][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1348.360061][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.360121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.360155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.360188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.360217][ T32] r4:851cfc00 [ 1348.360692][ T32] INFO: task kworker/1:783:5425 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.360761][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.360856][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.360927][ T32] Call trace: [ 1348.360963][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.361033][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.361092][ T32] r4:00000000 [ 1348.361116][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.361158][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.361204][ T32] 1d20: d241e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.361239][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.361267][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.361292][ T32] r5:80070013 r4:80239bb0 [ 1348.361313][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.361356][ T32] r4:82ac11e4 [ 1348.361375][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.361422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.361446][ T32] r4:e0631dc0 [ 1348.361499][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.361550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 3 printk messages dropped ** [ 1348.361760][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.362095][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.362427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.362780][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.363240][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.363724][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.363768][ T32] r5:00001000 r4:eb1a3000 ** 2 printk messages dropped ** [ 1348.364070][ T32] r5:8556838c r4:85568000 ** 4 printk messages dropped ** [ 1348.364301][ T32] r4:8540a700 [ 1348.364328][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.364395][ T32] r10:00000000 r9:8540a700 r8:8027f5e8 r7:eba99e60 r6:851dc000 r5:849c8000 [ 1348.364444][ T32] r4:00000001 [ 1348.364491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.364572][ T32] Exception stack(0xebaa1fb0 to 0xebaa1ff8) [ 1348.364616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.364699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.364773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.364849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.364882][ T32] r4:851cfec0 [ 1348.365238][ T32] INFO: task kworker/1:784:5426 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.365307][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.365391][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.365439][ T32] Call trace: [ 1348.391383][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.391707][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.391772][ T32] r4:00000000 [ 1348.391820][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.391914][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.391987][ T32] 1d20: d27ac000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.392239][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.392311][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.392407][ T32] r5:80070013 r4:80239bb0 [ 1348.392460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.392556][ T32] r4:82ac11e4 [ 1348.392652][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.392758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.392810][ T32] r4:e0631dc0 [ 1348.392856][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.392955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.393008][ T32] r4:00000000 [ 1348.393054][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.393158][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.393269][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.393379][ T32] r5:00001000 r4:e01cf000 [ 1348.393482][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.393597][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.393722][ T32] r5:8436478c r4:84364400 [ 1348.393871][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.393984][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.394032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.394136][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.394186][ T32] r4:8494cf80 [ 1348.394229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.394333][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 6 printk messages dropped ** [ 1348.395256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1348.410833][ T32] r4:849c8c00 ** 4 printk messages dropped ** [ 1348.411018][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa5e08 ** 8 printk messages dropped ** [ 1348.411395][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.411483][ T32] r5:00001000 r4:eb26b000 [ 1348.411509][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.411673][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.412134][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.412926][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.413226][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 8 printk messages dropped ** [ 1348.413549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1348.414177][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1348.414384][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1348.414673][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.414991][ T32] r4:849c9800 ** 4 printk messages dropped ** [ 1348.415188][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 ** 9 printk messages dropped ** [ 1348.426067][ T32] r5:00001000 r4:eafd1000 [ 1348.426092][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.426313][ T32] r7:dddced80 r6:83018000 r5:84a3138c r4:851dc100 ** 6 printk messages dropped ** [ 1348.426546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.427324][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.428058][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.428330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 9 printk messages dropped ** [ 1348.428737][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1348.429021][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.429117][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.429149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.429179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.429208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.429258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.429306][ T32] r4:84be4100 [ 1348.429351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.429384][ T32] INFO: task kworker/0:366:5433 blocked for more than 474 seconds. [ 1348.429419][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.429466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.429511][ T32] task:kworker/0:366 state:D stack:0 pid:5433 tgid:5433 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.429563][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.429639][ T32] Call trace: [ 1348.429713][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.429778][ T32] r10:829188dc r9:eba69d84 r8:00000002 r7:60000113 r6:eba69d8c r5:849ca400 [ 1348.429814][ T32] r4:849ca400 [ 1348.429835][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.429879][ T32] r5:849ca400 r4:829188d8 [ 1348.429902][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.429945][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.429995][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1348.430018][ T32] r4:00000000 [ 1348.430038][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.430079][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.430119][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.430164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ce000 [ 1348.430186][ T32] r4:00000000 [ 1348.430230][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.430283][ T32] r9:83018005 r8:849ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.430306][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.430351][ T32] r5:00001000 r4:eb2e1000 [ 1348.430371][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.430412][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.430472][ T32] r5:8548af8c r4:8548ac00 [ 1348.430496][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.430547][ T32] r7:dddced80 r6:83018000 r5:8548af8c r4:851dc200 [ 1348.430588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.430643][ T32] r10:61c88647 r9:849ca400 r8:851dc22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.430673][ T32] r4:851dc200 [ 1348.430692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.430769][ T32] r10:00000000 r9:851dc200 r8:8027f5e8 r7:eba5de60 r6:851dc280 r5:849ca400 [ 1348.430826][ T32] r4:00000001 [ 1348.430862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.430905][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1348.430935][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.430965][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.430992][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.431046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.431073][ T32] r4:8540ce40 [ 1348.431383][ T32] INFO: task kworker/0:366:5433 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.431432][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.431519][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.431565][ T32] Call trace: [ 1348.431631][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.431725][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.431752][ T32] r4:00000000 [ 1348.431797][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.431842][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.431873][ T32] 1d20: d2c6e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.431925][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.431956][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.432002][ T32] r5:80070013 r4:80239bb0 [ 1348.432027][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.432073][ T32] r4:82ac11e4 [ 1348.432093][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.432159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.432186][ T32] r4:e0631dc0 [ 1348.432207][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.432254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.432279][ T32] r4:00000000 [ 1348.432300][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.432370][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.432397][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.432525][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.432943][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.433110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.433381][ T32] task:kworker/1:786 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.433943][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 ** 9 printk messages dropped ** [ 1348.434396][ T32] r5:00001000 r4:eb325000 [ 1348.434421][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.434550][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1348.434944][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.459611][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.459891][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 6 printk messages dropped ** [ 1348.460143][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1348.460611][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.461029][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.461275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.461721][ T32] r10:829188dc r9:ebab1d84 r8:00000002 r7:60000113 r6:ebab1d8c r5:855da400 ** 6 printk messages dropped ** [ 1348.462026][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.462294][ T32] r9:83018205 r8:855da400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1348.462406][ T32] r5:00001000 r4:eb363000 [ 1348.462430][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.462473][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.462540][ T32] r5:85568f8c r4:85568c00 [ 1348.462564][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.462614][ T32] r7:ddde2d80 r6:83018200 r5:85568f8c r4:8540a900 [ 1348.462634][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.462712][ T32] r10:61c88647 r9:855da400 r8:8540a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.462742][ T32] r4:8540a900 [ 1348.462762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.462831][ T32] r10:00000000 r9:8540a900 r8:8027f5e8 r7:eba99e60 r6:8540aa00 r5:855da400 [ 1348.462858][ T32] r4:00000001 [ 1348.462896][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.462956][ T32] Exception stack(0xebab1fb0 to 0xebab1ff8) [ 1348.462987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.463038][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.463070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.463102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.463125][ T32] r4:851db000 [ 1348.463582][ T32] INFO: task kworker/1:787:5439 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.463639][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.463731][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.463834][ T32] Call trace: [ 1348.463870][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.463953][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.463981][ T32] r4:00000000 [ 1348.464022][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.464066][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.464120][ T32] 1d20: d3089000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.464176][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.464207][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.464234][ T32] r5:80070013 r4:80239bb0 [ 1348.464254][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.464297][ T32] r4:82ac11e4 [ 1348.464317][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.464363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.464386][ T32] r4:e0631dc0 [ 1348.464406][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.464482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.464509][ T32] r4:00000000 [ 1348.464530][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.464580][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.464602][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.464652][ T32] r5:00001000 r4:e01cf000 [ 1348.464673][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.464716][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.464783][ T32] r5:8436478c r4:84364400 [ 1348.464809][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.464890][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.464937][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.464993][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.465037][ T32] r4:8494cf80 [ 1348.465081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.465156][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.465204][ T32] r4:00000001 [ 1348.465248][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.465289][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.465318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.465348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.465376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.465407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.465450][ T32] r4:84be4100 [ 1348.481193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.481276][ T32] INFO: task kworker/1:788:5441 blocked for more than 474 seconds. [ 1348.481335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.481389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.481416][ T32] task:kworker/1:788 state:D stack:0 pid:5441 tgid:5441 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.481519][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.481629][ T32] Call trace: [ 1348.481707][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.481788][ T32] r10:829188dc r9:ebaadd84 r8:00000002 r7:60000113 r6:ebaadd8c r5:855db000 [ 1348.481818][ T32] r4:855db000 [ 1348.481849][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.481909][ T32] r5:855db000 r4:829188d8 [ 1348.481933][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.481976][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.482027][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaade08 [ 1348.482072][ T32] r4:00000000 [ 1348.482097][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.482161][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.482227][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.482306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851db580 [ 1348.482352][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.482474][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.482518][ T32] r5:00001000 r4:eb453000 ** 1 printk messages dropped ** [ 1348.482606][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.483042][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.483315][ T32] r4:851db280 ** 2 printk messages dropped ** [ 1348.483921][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.484255][ T32] 1d20: d34b7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.484287][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.484323][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.484352][ T32] r5:80070013 r4:80239bb0 [ 1348.484373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.484416][ T32] r4:82ac11e4 [ 1348.484457][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.484508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.484532][ T32] r4:e0631dc0 [ 1348.484551][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.484598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.484622][ T32] r4:00000000 [ 1348.484641][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.484697][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.484720][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.484764][ T32] r5:00001000 r4:e01cf000 [ 1348.484784][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.484839][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.484913][ T32] r5:8436478c r4:84364400 [ 1348.484937][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.484988][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.485010][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.485062][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.485095][ T32] r4:8494cf80 [ 1348.485138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.485212][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.485239][ T32] r4:00000001 [ 1348.485261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.485298][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.485326][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.485355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.485403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.485438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1348.500017][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.500397][ T32] r4:855dbc00 ** 4 printk messages dropped ** [ 1348.500671][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 ** 9 printk messages dropped ** [ 1348.501188][ T32] r5:00001000 r4:eb3cb000 [ 1348.501243][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.501318][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1348.501494][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.501904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.502802][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1348.503089][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.503270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1348.503747][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.504041][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1348.504350][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.504716][ T32] r4:855dc800 ** 4 printk messages dropped ** [ 1348.504947][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab9e08 ** 9 printk messages dropped ** [ 1348.505327][ T32] r5:00001000 r4:eb497000 [ 1348.505350][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.521513][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.521851][ T32] r4:8540ac00 [ 1348.521876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.521933][ T32] r10:00000000 r9:8540ac00 r8:8027f5e8 r7:ebaade60 r6:8540ac80 r5:855dc800 [ 1348.521956][ T32] r4:00000001 [ 1348.521977][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.522036][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1348.522071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.522122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.522178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.522214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.522261][ T32] r4:851db700 [ 1348.522749][ T32] INFO: task kworker/1:790:5444 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.522812][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.522950][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.523031][ T32] Call trace: [ 1348.523064][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.523120][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.523144][ T32] r4:00000000 [ 1348.523164][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.523204][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.523255][ T32] 1d20: d3bba000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.523293][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.523322][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.523367][ T32] r5:80070013 r4:80239bb0 [ 1348.523391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.523481][ T32] r4:82ac11e4 [ 1348.523515][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.523565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.523590][ T32] r4:e0631dc0 [ 1348.523610][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.523664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.523688][ T32] r4:00000000 [ 1348.523709][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.523762][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.523810][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.523882][ T32] r5:00001000 r4:e01cf000 [ 1348.523953][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.524014][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.524063][ T32] r5:8436478c r4:84364400 [ 1348.524084][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.524132][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.524152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.524203][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.524226][ T32] r4:8494cf80 [ 1348.524267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.524321][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.524344][ T32] r4:00000001 [ 1348.524364][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.524400][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.524429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.524459][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.524508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.524552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.524587][ T32] r4:84be4100 [ 1348.524611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.524656][ T32] INFO: task kworker/0:367:5448 blocked for more than 475 seconds. [ 1348.524691][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.524750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.524776][ T32] task:kworker/0:367 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.524825][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.524867][ T32] Call trace: [ 1348.524902][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.524977][ T32] r10:829188dc r9:ebab5d84 r8:00000002 r7:60000113 r6:ebab5d8c r5:855dd400 [ 1348.525004][ T32] r4:855dd400 [ 1348.525045][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.525093][ T32] r5:855dd400 r4:829188d8 [ 1348.525113][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.525165][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.525250][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebab5e08 [ 1348.525298][ T32] r4:00000000 [ 1348.525321][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1348.535955][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.536132][ T32] r5:00001000 r4:eba17000 [ 1348.536155][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.536219][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.536513][ T32] r4:851dc300 ** 6 printk messages dropped ** [ 1348.536790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.537687][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.537935][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 5 printk messages dropped ** [ 1348.538224][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.538460][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.538688][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.539055][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 5 printk messages dropped ** [ 1348.539273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.539305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.539328][ T32] r4:84be4100 [ 1348.539362][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.539414][ T32] INFO: task kworker/1:791:5449 blocked for more than 475 seconds. [ 1348.539478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.539507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.539529][ T32] task:kworker/1:791 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.539599][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.539641][ T32] Call trace: [ 1348.539678][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.539728][ T32] r10:829188dc r9:ebabdd84 r8:00000002 r7:60000113 r6:ebabdd8c r5:855de000 [ 1348.539753][ T32] r4:855de000 [ 1348.539773][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.539816][ T32] r5:855de000 r4:829188d8 [ 1348.539836][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.539878][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.539950][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 [ 1348.539989][ T32] r4:00000000 [ 1348.540012][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.540054][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.540092][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.540156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df040 [ 1348.540182][ T32] r4:00000000 [ 1348.540204][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.540254][ T32] r9:83018205 r8:855de000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1348.540284][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.540331][ T32] r5:00001000 r4:eb681000 [ 1348.540351][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.540391][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.540464][ T32] r5:8556b38c r4:8556b000 [ 1348.540491][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.540550][ T32] r7:ddde2d80 r6:83018200 r5:8556b38c r4:8540ad80 [ 1348.540572][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.540624][ T32] r10:61c88647 r9:855de000 r8:8540adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.540669][ T32] r4:8540ad80 [ 1348.540712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.540804][ T32] r10:00000000 r9:8540ad80 r8:8027f5e8 r7:ebab9e60 r6:8540ae00 r5:855de000 [ 1348.540840][ T32] r4:00000001 [ 1348.540862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.540945][ T32] Exception stack(0xebabdfb0 to 0xebabdff8) ** 1 printk messages dropped ** [ 1348.541021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.542048][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 1 printk messages dropped ** [ 1348.542128][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.542158][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.542184][ T32] r5:80070013 r4:80239bb0 [ 1348.542225][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.542271][ T32] r4:82ac11e4 [ 1348.542291][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.542358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.542396][ T32] r4:e0631dc0 [ 1348.542418][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.542466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.542489][ T32] r4:00000000 [ 1348.542509][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.542559][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.542607][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.542684][ T32] r5:00001000 r4:e01cf000 [ 1348.542718][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.542764][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.542809][ T32] r5:8436478c r4:84364400 [ 1348.542830][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.542982][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.543264][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.543549][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.543999][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.544382][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.544426][ T32] r5:00001000 r4:eb4b7000 ** 1 printk messages dropped ** [ 1348.544511][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.544865][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.545031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.567696][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1348.568116][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.568397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 10 printk messages dropped ** [ 1348.569278][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.569839][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.570349][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.570863][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.572696][ T32] r5:00001000 r4:eb4db000 [ 1348.572717][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.573232][ T32] r7:ddde2d80 r6:83018200 r5:8556a78c r4:8540af80 ** 6 printk messages dropped ** [ 1348.573591][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.575080][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.575354][ T32] 1d20: d414f000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 2 printk messages dropped ** [ 1348.575444][ T32] r5:80070013 r4:80239bb0 [ 1348.575467][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.595869][ T32] r4:82ac11e4 [ 1348.595961][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.596035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.596063][ T32] r4:e0631dc0 [ 1348.596083][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.596132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.596192][ T32] r4:00000000 [ 1348.596222][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.596279][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.596303][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.596378][ T32] r5:00001000 r4:e01cf000 [ 1348.596404][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.596447][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.596520][ T32] r5:8436478c r4:84364400 [ 1348.596546][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.596605][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.596628][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.596770][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.596799][ T32] r4:8494cf80 [ 1348.596820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.596892][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.596950][ T32] r4:00000001 [ 1348.597001][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.597111][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.597217][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.597265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.597296][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.597374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.597403][ T32] r4:84be4100 [ 1348.597433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.597501][ T32] INFO: task kworker/1:794:5453 blocked for more than 475 seconds. [ 1348.597591][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.597622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.597683][ T32] task:kworker/1:794 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.597814][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.597901][ T32] Call trace: [ 1348.597955][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.598012][ T32] r10:829188dc r9:ebacdd84 r8:00000002 r7:60000113 r6:ebacdd8c r5:855d8000 [ 1348.598037][ T32] r4:855d8000 [ 1348.598058][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.598184][ T32] r5:855d8000 r4:829188d8 [ 1348.598223][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.598268][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.598319][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1348.598342][ T32] r4:00000000 [ 1348.598361][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.598432][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.598476][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.598524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dbd80 [ 1348.598548][ T32] r4:00000000 [ 1348.598594][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.598658][ T32] r9:83018205 r8:855d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1348.598682][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.598808][ T32] r5:00001000 r4:eb55b000 [ 1348.598833][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.598949][ T32] r5:8556ab8c r4:8556a800 ** 3 printk messages dropped ** [ 1348.599117][ T32] r10:61c88647 r9:855d8000 r8:848d70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.599412][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.600275][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1348.600898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 10 printk messages dropped ** [ 1348.601412][ T32] r5:8436478c r4:84364400 ** 4 printk messages dropped ** [ 1348.601607][ T32] r4:8494cf80 ** 4 printk messages dropped ** [ 1348.601885][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 7 printk messages dropped ** [ 1348.602153][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.602465][ T32] r4:855e0000 ** 4 printk messages dropped ** [ 1348.602794][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 ** 9 printk messages dropped ** [ 1348.603338][ T32] r5:00001000 r4:eb66f000 [ 1348.603359][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.603552][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.604084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.604873][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1348.605253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 12 printk messages dropped ** [ 1348.637886][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 5 printk messages dropped ** [ 1348.638200][ T32] r4:00000001 [ 1348.638223][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.638268][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.638299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.638330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.638357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.638390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.638413][ T32] r4:84be4100 [ 1348.638437][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.638478][ T32] INFO: task kworker/1:796:5458 blocked for more than 475 seconds. [ 1348.638512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.638538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.638561][ T32] task:kworker/1:796 state:D stack:0 pid:5458 tgid:5458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.638661][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.638737][ T32] Call trace: [ 1348.638774][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.638828][ T32] r10:829188dc r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:855e0c00 [ 1348.638873][ T32] r4:855e0c00 [ 1348.638921][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.638972][ T32] r5:855e0c00 r4:829188d8 [ 1348.638993][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.639057][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.639111][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1348.639144][ T32] r4:00000000 [ 1348.639208][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.639265][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.639309][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.639355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df1c0 [ 1348.639378][ T32] r4:00000000 [ 1348.639399][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.639449][ T32] r9:83018205 r8:855e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1348.639471][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.639515][ T32] r5:00001000 r4:eb691000 [ 1348.639551][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.639596][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.639663][ T32] r5:8556b78c r4:8556b400 [ 1348.639687][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.639736][ T32] r7:ddde2d80 r6:83018200 r5:8556b78c r4:848d7280 [ 1348.639768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.639831][ T32] r10:61c88647 r9:855e0c00 r8:848d72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.639857][ T32] r4:848d7280 [ 1348.639879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.639962][ T32] r10:00000000 r9:848d7280 r8:8027f5e8 r7:ebabde60 r6:848d7300 r5:855e0c00 [ 1348.639990][ T32] r4:00000001 [ 1348.640010][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.640048][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1348.640085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.640124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.640152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.640193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.640219][ T32] r4:851df000 [ 1348.640746][ T32] INFO: task kworker/1:796:5458 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.640784][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.640891][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.640941][ T32] Call trace: [ 1348.640994][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.641062][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.641091][ T32] r4:00000000 [ 1348.641137][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.641183][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.641215][ T32] 1d20: d4bde000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.641247][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.641274][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.641309][ T32] r5:80070013 r4:80239bb0 [ 1348.641367][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.641414][ T32] r4:82ac11e4 [ 1348.641435][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.641483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.641506][ T32] r4:e0631dc0 [ 1348.641525][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.641570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.641593][ T32] r4:00000000 [ 1348.641613][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.641701][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.641728][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.641774][ T32] r5:00001000 r4:e01cf000 [ 1348.641795][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.641847][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.641908][ T32] r5:8436478c r4:84364400 [ 1348.641933][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.641983][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.642004][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.642055][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.642078][ T32] r4:8494cf80 [ 1348.642098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.642147][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.642169][ T32] r4:00000001 [ 1348.642210][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.642253][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.642282][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.642323][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.642355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.642396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.642433][ T32] r4:84be4100 [ 1348.642465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.642493][ T32] INFO: task kworker/1:797:5460 blocked for more than 475 seconds. [ 1348.642523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.642568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.642621][ T32] task:kworker/1:797 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.642683][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.642750][ T32] Call trace: [ 1348.642781][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.642831][ T32] r10:829188dc r9:ebad9d84 r8:00000002 r7:60000113 r6:ebad9d8c r5:855e1800 [ 1348.642856][ T32] r4:855e1800 [ 1348.642888][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.642978][ T32] r5:855e1800 r4:829188d8 [ 1348.643001][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.643045][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.643094][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 [ 1348.643138][ T32] r4:00000000 [ 1348.643163][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.643220][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.643287][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.643334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df780 [ 1348.643357][ T32] r4:00000000 [ 1348.643393][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.643503][ T32] r9:83018205 r8:855e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1348.643539][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.643591][ T32] r5:00001000 r4:eb88b000 [ 1348.643621][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.643672][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.643718][ T32] r5:8562478c r4:85624400 [ 1348.643741][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.643849][ T32] r7:ddde2d80 r6:83018200 r5:8562478c r4:848d7380 [ 1348.643933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.644009][ T32] r10:61c88647 r9:855e1800 r8:848d73ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.644038][ T32] r4:848d7380 [ 1348.644077][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.644150][ T32] r10:00000000 r9:848d7380 r8:8027f5e8 r7:ebad1e60 r6:848d7400 r5:855e1800 [ 1348.644197][ T32] r4:00000001 [ 1348.644220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.644277][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1348.644318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.644373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.644406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.644437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.644460][ T32] r4:851df100 [ 1348.644802][ T32] INFO: task kworker/1:797:5460 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.644868][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.644937][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.645015][ T32] Call trace: [ 1348.645048][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.645122][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.645150][ T32] r4:00000000 [ 1348.645170][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.645211][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.645242][ T32] 1d20: d4bde000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.645283][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.645315][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.645340][ T32] r5:80070013 r4:80239bb0 [ 1348.645361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.645412][ T32] r4:82ac11e4 [ 1348.645449][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.666123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.666223][ T32] r4:e0631dc0 [ 1348.666254][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.666327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.666352][ T32] r4:00000000 [ 1348.666373][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.666447][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.666474][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.666524][ T32] r5:00001000 r4:e01cf000 [ 1348.666544][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.666597][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.666653][ T32] r5:8436478c r4:84364400 [ 1348.666675][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.666736][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.666765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.666819][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.666844][ T32] r4:8494cf80 [ 1348.666864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.666915][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.666938][ T32] r4:00000001 [ 1348.666978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.667021][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.667054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.667084][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.667112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.667143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.667167][ T32] r4:84be4100 [ 1348.667190][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.667221][ T32] INFO: task kworker/1:798:5461 blocked for more than 475 seconds. [ 1348.667255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.667301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.667328][ T32] task:kworker/1:798 state:D stack:0 pid:5461 tgid:5461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.667388][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.667434][ T32] Call trace: [ 1348.667490][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.667548][ T32] r10:829188dc r9:ebad5d84 r8:00000002 r7:60000113 r6:ebad5d8c r5:855e2400 [ 1348.667572][ T32] r4:855e2400 [ 1348.667617][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.667676][ T32] r5:855e2400 r4:829188d8 [ 1348.667698][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.667761][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.667818][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 [ 1348.667854][ T32] r4:00000000 [ 1348.667899][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.667942][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.667991][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.668049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df400 [ 1348.668090][ T32] r4:00000000 [ 1348.668116][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.668168][ T32] r9:83018205 r8:855e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1348.668190][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.668246][ T32] r5:00001000 r4:eb6db000 [ 1348.668270][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.668321][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.668369][ T32] r5:8556bb8c r4:8556b800 [ 1348.668389][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.668439][ T32] r7:ddde2d80 r6:83018200 r5:8556bb8c r4:848d7480 [ 1348.668460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.668509][ T32] r10:61c88647 r9:855e2400 r8:848d74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.668562][ T32] r4:848d7480 [ 1348.668586][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.668635][ T32] r10:00000000 r9:848d7480 r8:8027f5e8 r7:ebad9e60 r6:848d7500 r5:855e2400 [ 1348.668691][ T32] r4:00000001 [ 1348.668717][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.668775][ T32] Exception stack(0xebad5fb0 to 0xebad5ff8) [ 1348.668827][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.668860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.668887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.668918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.668941][ T32] r4:851df100 [ 1348.669416][ T32] INFO: task kworker/1:798:5461 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.669474][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.669591][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.669641][ T32] Call trace: [ 1348.669746][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.669802][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.669827][ T32] r4:00000000 [ 1348.669847][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.669908][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.669955][ T32] 1d20: d50d4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.669999][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.670044][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.670081][ T32] r5:80070013 r4:80239bb0 [ 1348.670105][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.670148][ T32] r4:82ac11e4 [ 1348.670188][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.670250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.670285][ T32] r4:e0631dc0 [ 1348.670307][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.670386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.670412][ T32] r4:00000000 [ 1348.670473][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.670537][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.670562][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.670608][ T32] r5:00001000 r4:e01cf000 [ 1348.670638][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.670722][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.670772][ T32] r5:8436478c r4:84364400 [ 1348.670793][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.670842][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.670882][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.670940][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.670966][ T32] r4:8494cf80 [ 1348.671016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.671085][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.671133][ T32] r4:00000001 [ 1348.671157][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.671210][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.671262][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.671297][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.671325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.671386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.671413][ T32] r4:84be4100 [ 1348.671452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.671499][ T32] INFO: task kworker/1:799:5463 blocked for more than 475 seconds. [ 1348.671557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.671624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.671668][ T32] task:kworker/1:799 state:D stack:0 pid:5463 tgid:5463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.671738][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.671803][ T32] Call trace: [ 1348.671874][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.671951][ T32] r10:829188dc r9:ebaddd84 r8:00000002 r7:60000013 r6:ebaddd8c r5:855e3000 [ 1348.671979][ T32] r4:855e3000 [ 1348.672000][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.672065][ T32] r5:855e3000 r4:829188d8 [ 1348.672089][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.672131][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.672199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebadde08 [ 1348.672225][ T32] r4:00000000 [ 1348.672265][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.672318][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.672360][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.672407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df500 [ 1348.672430][ T32] r4:00000000 [ 1348.672450][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.672517][ T32] r9:83018205 r8:855e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1348.672543][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.672609][ T32] r5:00001000 r4:eb6ff000 [ 1348.672633][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.672683][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.672746][ T32] r5:8556bf8c r4:8556bc00 [ 1348.672796][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.672866][ T32] r7:ddde2d80 r6:83018200 r5:8556bf8c r4:848d7580 [ 1348.672890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.672946][ T32] r10:61c88647 r9:855e3000 r8:848d75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.672991][ T32] r4:848d7580 [ 1348.673043][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.673096][ T32] r10:00000000 r9:848d7580 r8:8027f5e8 r7:ebad9e60 r6:848d7600 r5:855e3000 [ 1348.673141][ T32] r4:00000001 [ 1348.673163][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.673220][ T32] Exception stack(0xebaddfb0 to 0xebaddff8) [ 1348.673251][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.673281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.673332][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.673375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.673423][ T32] r4:851df480 [ 1348.673823][ T32] INFO: task kworker/1:799:5463 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.673866][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.674016][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.674102][ T32] Call trace: [ 1348.674137][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.674191][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.674224][ T32] r4:00000000 [ 1348.674260][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.674303][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.674344][ T32] 1d20: d50d4000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.674378][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.674406][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.674451][ T32] r5:80070013 r4:80239bb0 [ 1348.674476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.674539][ T32] r4:82ac11e4 [ 1348.674563][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.674629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.674682][ T32] r4:e0631dc0 [ 1348.674706][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.674753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.674775][ T32] r4:00000000 [ 1348.674815][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.674890][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.674936][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.674999][ T32] r5:00001000 r4:e01cf000 [ 1348.675021][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.675064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.675108][ T32] r5:8436478c r4:84364400 [ 1348.675129][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.675208][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.675233][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.675298][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.675324][ T32] r4:8494cf80 [ 1348.675364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.675427][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.675497][ T32] r4:00000001 [ 1348.697631][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.697731][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.697767][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.697799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.697852][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.697894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.697921][ T32] r4:84be4100 [ 1348.697945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.697976][ T32] INFO: task kworker/1:800:5465 blocked for more than 475 seconds. [ 1348.698010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.698058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.698103][ T32] task:kworker/1:800 state:D stack:0 pid:5465 tgid:5465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.698166][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.698215][ T32] Call trace: [ 1348.698274][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.698334][ T32] r10:829188dc r9:ebae1d84 r8:00000002 r7:60000113 r6:ebae1d8c r5:855e3c00 [ 1348.698359][ T32] r4:855e3c00 [ 1348.698379][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.698422][ T32] r5:855e3c00 r4:829188d8 [ 1348.698465][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.698512][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.698562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 1348.698586][ T32] r4:00000000 [ 1348.698606][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.698672][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.698767][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.698825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df6c0 [ 1348.698848][ T32] r4:00000000 [ 1348.698869][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.698919][ T32] r9:83018205 r8:855e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1348.698941][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.698986][ T32] r5:00001000 r4:eb859000 [ 1348.699007][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.699070][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.699156][ T32] r5:8562438c r4:85624000 [ 1348.699180][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.699230][ T32] r7:ddde2d80 r6:83018200 r5:8562438c r4:848d7680 [ 1348.699251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.699302][ T32] r10:61c88647 r9:855e3c00 r8:848d76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.699324][ T32] r4:848d7680 [ 1348.699344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.699414][ T32] r10:00000000 r9:848d7680 r8:8027f5e8 r7:ebad9e60 r6:848d7700 r5:855e3c00 [ 1348.699443][ T32] r4:00000001 [ 1348.699484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.699545][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 1348.699578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.699609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.699637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.699684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.699710][ T32] r4:851df480 [ 1348.700169][ T32] INFO: task kworker/1:800:5465 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.700225][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.700325][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.700403][ T32] Call trace: [ 1348.700445][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.700502][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.700531][ T32] r4:00000000 [ 1348.700552][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.700615][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.700654][ T32] 1d20: d5688000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.700687][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.700737][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.700765][ T32] r5:80070013 r4:80239bb0 [ 1348.700787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.700852][ T32] r4:82ac11e4 [ 1348.700875][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.700927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.700981][ T32] r4:e0631dc0 [ 1348.701027][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.701086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.701112][ T32] r4:00000000 [ 1348.701132][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.701206][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.701232][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.701278][ T32] r5:00001000 r4:e01cf000 [ 1348.701323][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.701369][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.701415][ T32] r5:8436478c r4:84364400 [ 1348.701445][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.701498][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.701520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.701570][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.701616][ T32] r4:8494cf80 [ 1348.701641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.701734][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.701759][ T32] r4:00000001 [ 1348.701799][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.701841][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.701895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.701933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.701961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.702015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.702065][ T32] r4:84be4100 [ 1348.702091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.702130][ T32] INFO: task kworker/1:801:5468 blocked for more than 475 seconds. [ 1348.702159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.702183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.702205][ T32] task:kworker/1:801 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.702298][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.702356][ T32] Call trace: [ 1348.702391][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.702461][ T32] r10:829188dc r9:ebae5d84 r8:00000002 r7:60000013 r6:ebae5d8c r5:855e4800 [ 1348.702494][ T32] r4:855e4800 [ 1348.702517][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.702561][ T32] r5:855e4800 r4:829188d8 [ 1348.702581][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.702622][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.702705][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 [ 1348.702753][ T32] r4:00000000 [ 1348.702799][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.702843][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.702891][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.702944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851df900 [ 1348.702989][ T32] r4:00000000 [ 1348.703035][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.703089][ T32] r9:83018205 r8:855e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1348.703112][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.703155][ T32] r5:00001000 r4:eb899000 [ 1348.703199][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.703282][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.703354][ T32] r5:85624b8c r4:85624800 [ 1348.703411][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.703525][ T32] r7:ddde2d80 r6:83018200 r5:85624b8c r4:848d7780 [ 1348.703557][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.703608][ T32] r10:61c88647 r9:855e4800 r8:848d77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.703631][ T32] r4:848d7780 [ 1348.703657][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.703707][ T32] r10:00000000 r9:848d7780 r8:8027f5e8 r7:ebad9e60 r6:848d7800 r5:855e4800 [ 1348.703730][ T32] r4:00000001 [ 1348.703749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.703819][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1348.703878][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.703931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.703992][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.704033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.704078][ T32] r4:851df7c0 [ 1348.704377][ T32] INFO: task kworker/1:801:5468 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.704412][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.704525][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.704600][ T32] Call trace: [ 1348.704634][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.704695][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.704720][ T32] r4:00000000 [ 1348.704740][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.704780][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.704826][ T32] 1d20: d5688000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.704859][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.704911][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.704941][ T32] r5:80070013 r4:80239bb0 [ 1348.704962][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.705014][ T32] r4:82ac11e4 [ 1348.705037][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.705084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.705108][ T32] r4:e0631dc0 [ 1348.705148][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.705198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.705221][ T32] r4:00000000 [ 1348.705264][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.705317][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.705339][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.705384][ T32] r5:00001000 r4:e01cf000 [ 1348.705405][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.705466][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.725905][ T32] r5:8436478c r4:84364400 [ 1348.725973][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.726047][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.726070][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.726122][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.726147][ T32] r4:8494cf80 [ 1348.726181][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.726237][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.726283][ T32] r4:00000001 [ 1348.726311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.726402][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.726458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.726493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.726521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.726553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.726600][ T32] r4:84be4100 [ 1348.726627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.726683][ T32] INFO: task kworker/1:802:5470 blocked for more than 475 seconds. [ 1348.726743][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.726772][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.726795][ T32] task:kworker/1:802 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.726852][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.726940][ T32] Call trace: [ 1348.726980][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.727034][ T32] r10:829188dc r9:ebaedd84 r8:00000002 r7:60000013 r6:ebaedd8c r5:855e5400 [ 1348.727058][ T32] r4:855e5400 [ 1348.727100][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.727149][ T32] r5:855e5400 r4:829188d8 [ 1348.727191][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.727236][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.727307][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 [ 1348.727334][ T32] r4:00000000 [ 1348.727370][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.727441][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.727569][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.727652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dfd00 [ 1348.727713][ T32] r4:00000000 [ 1348.727739][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.727793][ T32] r9:83018205 r8:855e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1348.727816][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.727877][ T32] r5:00001000 r4:eb8bd000 [ 1348.727950][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.728022][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.728071][ T32] r5:8562538c r4:85625000 [ 1348.728091][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.728150][ T32] r7:ddde2d80 r6:83018200 r5:8562538c r4:848d7880 [ 1348.728190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.728291][ T32] r10:61c88647 r9:855e5400 r8:848d78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.728318][ T32] r4:848d7880 [ 1348.728359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.728413][ T32] r10:00000000 r9:848d7880 r8:8027f5e8 r7:ebae5e60 r6:848d7900 r5:855e5400 [ 1348.728437][ T32] r4:00000001 [ 1348.728456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.728493][ T32] Exception stack(0xebaedfb0 to 0xebaedff8) [ 1348.728521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.728570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.728602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.728641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.728702][ T32] r4:851df880 [ 1348.729175][ T32] INFO: task kworker/1:802:5470 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.729226][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.729317][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.729397][ T32] Call trace: [ 1348.729454][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.729508][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.729531][ T32] r4:00000000 [ 1348.729571][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.729616][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.729682][ T32] 1d20: d5949000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.729724][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.729754][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.729779][ T32] r5:80070013 r4:80239bb0 [ 1348.729799][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.729842][ T32] r4:82ac11e4 [ 1348.729887][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.729939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.729962][ T32] r4:e0631dc0 [ 1348.729981][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.730028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.730059][ T32] r4:00000000 [ 1348.730084][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.730136][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.730157][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.730202][ T32] r5:00001000 r4:e01cf000 [ 1348.730232][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.730276][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.730321][ T32] r5:8436478c r4:84364400 [ 1348.730342][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.730390][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.730411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.730460][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.730483][ T32] r4:8494cf80 [ 1348.730523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.730599][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.730625][ T32] r4:00000001 [ 1348.730650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.730689][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.730716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.730746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.730773][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.730804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.730861][ T32] r4:84be4100 [ 1348.730919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.730948][ T32] INFO: task kworker/1:803:5472 blocked for more than 475 seconds. [ 1348.730999][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.731027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.731049][ T32] task:kworker/1:803 state:D stack:0 pid:5472 tgid:5472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.731120][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.731197][ T32] Call trace: [ 1348.731274][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.731348][ T32] r10:829188dc r9:ebaf1d84 r8:00000002 r7:60000113 r6:ebaf1d8c r5:855e6000 [ 1348.731400][ T32] r4:855e6000 [ 1348.731442][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.731488][ T32] r5:855e6000 r4:829188d8 [ 1348.731530][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.731577][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.731627][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf1e08 [ 1348.731657][ T32] r4:00000000 [ 1348.731681][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.731745][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.731809][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.731858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dfa80 [ 1348.731881][ T32] r4:00000000 [ 1348.731901][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.731967][ T32] r9:83018205 r8:855e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1348.732002][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.732051][ T32] r5:00001000 r4:eb8af000 [ 1348.732072][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.732146][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.732205][ T32] r5:85624f8c r4:85624c00 [ 1348.732226][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.732296][ T32] r7:ddde2d80 r6:83018200 r5:85624f8c r4:848d7980 [ 1348.732345][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.732416][ T32] r10:61c88647 r9:855e6000 r8:848d79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.732442][ T32] r4:848d7980 [ 1348.732461][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.732509][ T32] r10:00000000 r9:848d7980 r8:8027f5e8 r7:ebaede60 r6:848d7a00 r5:855e6000 [ 1348.732533][ T32] r4:00000001 [ 1348.732554][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.732617][ T32] Exception stack(0xebaf1fb0 to 0xebaf1ff8) [ 1348.732655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.732708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.732749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.732783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.732806][ T32] r4:851df880 [ 1348.733100][ T32] INFO: task kworker/1:803:5472 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.733148][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.733242][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.733325][ T32] Call trace: [ 1348.733380][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.733479][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.733513][ T32] r4:00000000 [ 1348.733534][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.733597][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.733640][ T32] 1d20: d5949000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.733808][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.733851][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.733903][ T32] r5:80070013 r4:80239bb0 [ 1348.733957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.734007][ T32] r4:82ac11e4 [ 1348.734027][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.734099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.734127][ T32] r4:e0631dc0 [ 1348.734147][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.734193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.734226][ T32] r4:00000000 [ 1348.734275][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.734351][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.734386][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.734435][ T32] r5:00001000 r4:e01cf000 [ 1348.734476][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.734527][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.734594][ T32] r5:8436478c r4:84364400 [ 1348.734634][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.734700][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.734724][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.734801][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.734843][ T32] r4:8494cf80 [ 1348.734875][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.734948][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.734975][ T32] r4:00000001 [ 1348.734995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.735033][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.735091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.735125][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.735154][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.735185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.735209][ T32] r4:84be4100 [ 1348.735229][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.735265][ T32] INFO: task kworker/1:804:5473 blocked for more than 475 seconds. [ 1348.735305][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.735363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.735409][ T32] task:kworker/1:804 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.735487][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.754869][ T32] Call trace: [ 1348.754944][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.755028][ T32] r10:829188dc r9:ebae9d84 r8:00000002 r7:60000113 r6:ebae9d8c r5:855e6c00 [ 1348.755078][ T32] r4:855e6c00 [ 1348.755103][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.755179][ T32] r5:855e6c00 r4:829188d8 [ 1348.755204][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.755268][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.755347][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae9e08 [ 1348.755376][ T32] r4:00000000 [ 1348.755397][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.755440][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.755925][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.755999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c040 [ 1348.756025][ T32] r4:00000000 [ 1348.756045][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.756096][ T32] r9:83018205 r8:855e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1348.756118][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.756165][ T32] r5:00001000 r4:eb8f9000 [ 1348.756186][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.756248][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.756320][ T32] r5:85625b8c r4:85625800 [ 1348.756345][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.756398][ T32] r7:ddde2d80 r6:83018200 r5:85625b8c r4:848d7a80 [ 1348.756419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.756469][ T32] r10:61c88647 r9:855e6c00 r8:848d7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.756517][ T32] r4:848d7a80 [ 1348.756542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.756593][ T32] r10:00000000 r9:848d7a80 r8:8027f5e8 r7:ebaede60 r6:848d7b00 r5:855e6c00 [ 1348.756616][ T32] r4:00000001 [ 1348.756636][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.756705][ T32] Exception stack(0xebae9fb0 to 0xebae9ff8) [ 1348.756740][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.756802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.756834][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.756880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.756934][ T32] r4:851df880 [ 1348.757384][ T32] INFO: task kworker/1:804:5473 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.757449][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.757521][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.757614][ T32] Call trace: [ 1348.757682][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.757768][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.757820][ T32] r4:00000000 [ 1348.757866][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.757936][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.757995][ T32] 1d20: d5d3c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.758055][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.758085][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.758113][ T32] r5:80070013 r4:80239bb0 [ 1348.758142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.758189][ T32] r4:82ac11e4 [ 1348.758210][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.758266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.758289][ T32] r4:e0631dc0 [ 1348.758308][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.758354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.758386][ T32] r4:00000000 [ 1348.758411][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.758462][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.758506][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.758556][ T32] r5:00001000 r4:e01cf000 [ 1348.758598][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.758672][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.758742][ T32] r5:8436478c r4:84364400 [ 1348.758767][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.758848][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.758874][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.758938][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.758966][ T32] r4:8494cf80 [ 1348.759007][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.759094][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.759151][ T32] r4:00000001 [ 1348.759192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.759232][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.759260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.759289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.759317][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.759366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.759403][ T32] r4:84be4100 [ 1348.759446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.759487][ T32] INFO: task kworker/1:805:5476 blocked for more than 475 seconds. [ 1348.759542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.759573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.759618][ T32] task:kworker/1:805 state:D stack:0 pid:5476 tgid:5476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.759700][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.759744][ T32] Call trace: [ 1348.759775][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.759825][ T32] r10:829188dc r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:85628000 [ 1348.759849][ T32] r4:85628000 [ 1348.759869][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.759927][ T32] r5:85628000 r4:829188d8 [ 1348.759971][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.760031][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.760085][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1348.760110][ T32] r4:00000000 [ 1348.760130][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.760169][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.760207][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.760252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dfd80 [ 1348.760295][ T32] r4:00000000 [ 1348.760320][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.760378][ T32] r9:83018205 r8:85628000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1348.760425][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.760521][ T32] r5:00001000 r4:eb8eb000 [ 1348.760565][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.760633][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.760689][ T32] r5:8562578c r4:85625400 [ 1348.760709][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.760780][ T32] r7:ddde2d80 r6:83018200 r5:8562578c r4:848d7b80 [ 1348.760820][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.760886][ T32] r10:61c88647 r9:85628000 r8:848d7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.760913][ T32] r4:848d7b80 [ 1348.760933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.760984][ T32] r10:00000000 r9:848d7b80 r8:8027f5e8 r7:ebae9e60 r6:848d7c00 r5:85628000 [ 1348.761017][ T32] r4:00000001 [ 1348.761060][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.761101][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1348.761130][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.761161][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.761190][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.761252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.761291][ T32] r4:851dff00 [ 1348.761581][ T32] INFO: task kworker/1:805:5476 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.761681][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.761757][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.761803][ T32] Call trace: [ 1348.761852][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.761910][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.761956][ T32] r4:00000000 [ 1348.761981][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.762023][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.762055][ T32] 1d20: d5d3c000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.762117][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.762149][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.762175][ T32] r5:80070013 r4:80239bb0 [ 1348.762217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.762283][ T32] r4:82ac11e4 [ 1348.762327][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.762378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.762402][ T32] r4:e0631dc0 [ 1348.762443][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.762503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.762529][ T32] r4:00000000 [ 1348.762572][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.762652][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.762700][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.762750][ T32] r5:00001000 r4:e01cf000 [ 1348.762770][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.762812][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.762870][ T32] r5:8436478c r4:84364400 [ 1348.762916][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.762970][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.762992][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.763055][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.763081][ T32] r4:8494cf80 [ 1348.763114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.763188][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.763215][ T32] r4:00000001 [ 1348.763236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.763295][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.763342][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.763396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.763434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.763505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.763535][ T32] r4:84be4100 [ 1348.763567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.763616][ T32] INFO: task kworker/1:806:5478 blocked for more than 475 seconds. [ 1348.763653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.763680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.763714][ T32] task:kworker/1:806 state:D stack:0 pid:5478 tgid:5478 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.763795][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.763874][ T32] Call trace: [ 1348.763919][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.764005][ T32] r10:829188dc r9:ebafdd84 r8:00000002 r7:60000013 r6:ebafdd8c r5:85628c00 [ 1348.764034][ T32] r4:85628c00 [ 1348.764054][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.764120][ T32] r5:85628c00 r4:829188d8 [ 1348.764144][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.764187][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.764238][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebafde08 [ 1348.764260][ T32] r4:00000000 [ 1348.764280][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.764319][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.764381][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.764431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c1c0 [ 1348.764454][ T32] r4:00000000 [ 1348.764497][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.764550][ T32] r9:83018205 r8:85628c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1348.764591][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.764675][ T32] r5:00001000 r4:eb90f000 [ 1348.764731][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.764776][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.764833][ T32] r5:85625f8c r4:85625c00 [ 1348.764920][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.764986][ T32] r7:ddde2d80 r6:83018200 r5:85625f8c r4:848d7c80 [ 1348.765008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.765072][ T32] r10:61c88647 r9:85628c00 r8:848d7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.765126][ T32] r4:848d7c80 [ 1348.765148][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.765213][ T32] r10:00000000 r9:848d7c80 r8:8027f5e8 r7:ebae9e60 r6:848d7d00 r5:85628c00 [ 1348.765240][ T32] r4:00000001 [ 1348.765270][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.765320][ T32] Exception stack(0xebafdfb0 to 0xebafdff8) [ 1348.765352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.765392][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.765438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.765473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.798401][ T32] r4:8551c080 [ 1348.798959][ T32] INFO: task kworker/1:806:5478 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.799011][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.799149][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.799214][ T32] Call trace: [ 1348.799248][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.799308][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.799366][ T32] r4:00000000 [ 1348.799406][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.799454][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.799509][ T32] 1d20: d661e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.799557][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.799610][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.799640][ T32] r5:80070013 r4:80239bb0 [ 1348.799691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.799741][ T32] r4:82ac11e4 [ 1348.799783][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.799834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.799879][ T32] r4:e0631dc0 [ 1348.799906][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.799976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.800003][ T32] r4:00000000 [ 1348.800024][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.800076][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.800099][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.800179][ T32] r5:00001000 r4:e01cf000 [ 1348.800204][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.800269][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.800347][ T32] r5:8436478c r4:84364400 [ 1348.800392][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.800447][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.800469][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.800540][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.800568][ T32] r4:8494cf80 [ 1348.800611][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.800692][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.800740][ T32] r4:00000001 [ 1348.800763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.800801][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.800829][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.800859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.800886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.800921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.800967][ T32] r4:84be4100 [ 1348.800992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.801043][ T32] INFO: task kworker/1:807:5480 blocked for more than 475 seconds. [ 1348.801102][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.801133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.801155][ T32] task:kworker/1:807 state:D stack:0 pid:5480 tgid:5480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.801274][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.801351][ T32] Call trace: [ 1348.801396][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.801448][ T32] r10:829188dc r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:85629800 [ 1348.801472][ T32] r4:85629800 [ 1348.801492][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.801535][ T32] r5:85629800 r4:829188d8 [ 1348.801555][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.801629][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.801747][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1348.801776][ T32] r4:00000000 [ 1348.801797][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.801839][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.801877][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.801927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c4c0 [ 1348.801951][ T32] r4:00000000 [ 1348.801971][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.802041][ T32] r9:83018205 r8:85629800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1348.802079][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.802128][ T32] r5:00001000 r4:e08ef000 [ 1348.802169][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.802235][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.802284][ T32] r5:8562678c r4:85626400 [ 1348.802304][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.802353][ T32] r7:ddde2d80 r6:83018200 r5:8562678c r4:848d7d80 [ 1348.802396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.802451][ T32] r10:61c88647 r9:85629800 r8:848d7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.802496][ T32] r4:848d7d80 [ 1348.802541][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.802614][ T32] r10:00000000 r9:848d7d80 r8:8027f5e8 r7:ebafde60 r6:848d7e00 r5:85629800 [ 1348.802642][ T32] r4:00000001 [ 1348.802670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.802716][ T32] Exception stack(0xebb01fb0 to 0xebb01ff8) [ 1348.802768][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.802801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.802851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.802888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.802915][ T32] r4:8551c080 [ 1348.803211][ T32] INFO: task kworker/1:807:5480 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.803245][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.803333][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.803379][ T32] Call trace: [ 1348.803458][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.803530][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.803554][ T32] r4:00000000 [ 1348.803575][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.803616][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.803654][ T32] 1d20: d661e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.803698][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.803729][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.803798][ T32] r5:80070013 r4:80239bb0 [ 1348.803879][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.803932][ T32] r4:82ac11e4 [ 1348.803952][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.804019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.804048][ T32] r4:e0631dc0 [ 1348.804069][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.804125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.804151][ T32] r4:00000000 [ 1348.804172][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.804222][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.804275][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.804324][ T32] r5:00001000 r4:e01cf000 [ 1348.804369][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.804435][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.804506][ T32] r5:8436478c r4:84364400 [ 1348.804550][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.804603][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.804650][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.804705][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.804730][ T32] r4:8494cf80 [ 1348.804750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.804800][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.804844][ T32] r4:00000001 [ 1348.804868][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.804930][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.804963][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.805013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.805046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.805077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.805129][ T32] r4:84be4100 [ 1348.805174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.805203][ T32] INFO: task kworker/1:808:5481 blocked for more than 475 seconds. [ 1348.805231][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.805279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.805304][ T32] task:kworker/1:808 state:D stack:0 pid:5481 tgid:5481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.805351][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.805422][ T32] Call trace: [ 1348.805457][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.814013][ T32] r10:829188dc r9:ebaf9d84 r8:00000002 r7:60000113 r6:ebaf9d8c r5:8562a400 [ 1348.814106][ T32] r4:8562a400 [ 1348.814136][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.814219][ T32] r5:8562a400 r4:829188d8 [ 1348.814250][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.814295][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.814346][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1348.814369][ T32] r4:00000000 [ 1348.814388][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.814428][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.814468][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.814555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c3c0 [ 1348.814607][ T32] r4:00000000 [ 1348.814640][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.814703][ T32] r9:83018205 r8:8562a400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [ 1348.814757][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.814831][ T32] r5:00001000 r4:dfa8d000 [ 1348.814857][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.814921][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.814971][ T32] r5:8562638c r4:85626000 [ 1348.814992][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.815053][ T32] r7:ddde2d80 r6:83018200 r5:8562638c r4:848d7e80 [ 1348.815100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.815182][ T32] r10:61c88647 r9:8562a400 r8:848d7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.815231][ T32] r4:848d7e80 [ 1348.815257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.815310][ T32] r10:00000000 r9:848d7e80 r8:8027f5e8 r7:ebb01e60 r6:848d7f00 r5:8562a400 [ 1348.815365][ T32] r4:00000001 [ 1348.815389][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.815429][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1348.815460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.827664][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.827733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.827794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.827827][ T32] r4:8551c2c0 [ 1348.828277][ T32] INFO: task kworker/1:808:5481 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.828313][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.828383][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.828440][ T32] Call trace: [ 1348.828472][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.828531][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.828576][ T32] r4:00000000 [ 1348.828602][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.828712][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.828782][ T32] 1d20: d6ab7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.828828][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.828859][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.828907][ T32] r5:80070013 r4:80239bb0 [ 1348.828961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.829011][ T32] r4:82ac11e4 [ 1348.829032][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.829106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.829162][ T32] r4:e0631dc0 [ 1348.829209][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.829261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.829284][ T32] r4:00000000 [ 1348.829314][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.829392][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.829439][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.829500][ T32] r5:00001000 r4:e01cf000 [ 1348.829524][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.829566][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.829611][ T32] r5:8436478c r4:84364400 [ 1348.829631][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.829744][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.829794][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.829897][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.829952][ T32] r4:8494cf80 [ 1348.829981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.830038][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.830062][ T32] r4:00000001 [ 1348.830082][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.830120][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.830150][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.830201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.830234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.830266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.830289][ T32] r4:84be4100 [ 1348.830330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.830384][ T32] INFO: task kworker/1:809:5484 blocked for more than 475 seconds. [ 1348.830422][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.830449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.830501][ T32] task:kworker/1:809 state:D stack:0 pid:5484 tgid:5484 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.830586][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.830704][ T32] Call trace: [ 1348.830763][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.830815][ T32] r10:829188dc r9:eba8dd84 r8:00000002 r7:60000013 r6:eba8dd8c r5:8562b000 [ 1348.830840][ T32] r4:8562b000 [ 1348.830882][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.830951][ T32] r5:8562b000 r4:829188d8 [ 1348.830997][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.831042][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.831125][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 [ 1348.831181][ T32] r4:00000000 [ 1348.831226][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.831269][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.831330][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.831392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c980 [ 1348.831451][ T32] r4:00000000 [ 1348.831476][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.831525][ T32] r9:83018205 r8:8562b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1348.831578][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.831627][ T32] r5:00001000 r4:eafa9000 [ 1348.831653][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.831717][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.831766][ T32] r5:8562738c r4:85627000 [ 1348.831786][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.831833][ T32] r7:ddde2d80 r6:83018200 r5:8562738c r4:848d7f80 [ 1348.831858][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.831907][ T32] r10:61c88647 r9:8562b000 r8:848d7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.831931][ T32] r4:848d7f80 [ 1348.831950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.831998][ T32] r10:00000000 r9:848d7f80 r8:8027f5e8 r7:ebb01e60 r6:85526000 r5:8562b000 [ 1348.832020][ T32] r4:00000001 [ 1348.832039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.832095][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) [ 1348.832136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.832190][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.832244][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.832278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.832301][ T32] r4:8551c440 [ 1348.832580][ T32] INFO: task kworker/1:809:5484 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.832640][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.832712][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.832783][ T32] Call trace: [ 1348.832816][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.832870][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.832894][ T32] r4:00000000 [ 1348.832913][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.832954][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.832984][ T32] 1d20: d6ab7000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.833054][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.833086][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.833136][ T32] r5:80070013 r4:80239bb0 [ 1348.833181][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.833244][ T32] r4:82ac11e4 [ 1348.833267][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.833336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.833364][ T32] r4:e0631dc0 [ 1348.833383][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.833464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.833510][ T32] r4:00000000 [ 1348.833572][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.833627][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.833686][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.833744][ T32] r5:00001000 r4:e01cf000 [ 1348.833764][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.833805][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.833877][ T32] r5:8436478c r4:84364400 [ 1348.833934][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.834189][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.834346][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.834657][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.834711][ T32] r4:8494cf80 [ 1348.834753][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.834927][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.835042][ T32] r4:00000001 [ 1348.835092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.835167][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.835239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.835303][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.835360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.835453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.835571][ T32] r4:84be4100 [ 1348.835620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.835675][ T32] INFO: task kworker/1:810:5486 blocked for more than 475 seconds. [ 1348.835807][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.860532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.860582][ T32] task:kworker/1:810 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.860681][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.860754][ T32] Call trace: [ 1348.860792][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.860853][ T32] r10:829188dc r9:ebb09d84 r8:00000002 r7:60000013 r6:ebb09d8c r5:8562bc00 [ 1348.860879][ T32] r4:8562bc00 [ 1348.860900][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.860943][ T32] r5:8562bc00 r4:829188d8 [ 1348.860964][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.861005][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.861054][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1348.861078][ T32] r4:00000000 [ 1348.861098][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.861138][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.861188][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.861238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c640 [ 1348.861262][ T32] r4:00000000 [ 1348.861282][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.861354][ T32] r9:83018205 r8:8562bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1348.861380][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.861437][ T32] r5:00001000 r4:ead15000 [ 1348.861461][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.861504][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.861548][ T32] r5:85626b8c r4:85626800 [ 1348.861589][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.861670][ T32] r7:ddde2d80 r6:83018200 r5:85626b8c r4:85526080 [ 1348.861734][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.861812][ T32] r10:61c88647 r9:8562bc00 r8:855260ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.861839][ T32] r4:85526080 [ 1348.861880][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.861935][ T32] r10:00000000 r9:85526080 r8:8027f5e8 r7:eba8de60 r6:85526100 r5:8562bc00 [ 1348.861959][ T32] r4:00000001 [ 1348.861979][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.862018][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1348.862047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.862078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.862107][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.862142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.862166][ T32] r4:8551c780 [ 1348.862628][ T32] INFO: task kworker/1:810:5486 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.862693][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.862779][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.862853][ T32] Call trace: [ 1348.862885][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.862949][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.862978][ T32] r4:00000000 [ 1348.863008][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.863055][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.863086][ T32] 1d20: d7053000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.863119][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.863146][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.863171][ T32] r5:80070013 r4:80239bb0 [ 1348.863211][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.863257][ T32] r4:82ac11e4 [ 1348.863278][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.863324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.863358][ T32] r4:e0631dc0 [ 1348.863389][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.863489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.863516][ T32] r4:00000000 [ 1348.863548][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.863604][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.863627][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.863678][ T32] r5:00001000 r4:e01cf000 [ 1348.863698][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.863745][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.863825][ T32] r5:8436478c r4:84364400 [ 1348.863881][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.863944][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.863969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.864032][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.864060][ T32] r4:8494cf80 [ 1348.864080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.864130][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.864186][ T32] r4:00000001 [ 1348.864219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.864259][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.864287][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.864317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.864364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.864436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.864477][ T32] r4:84be4100 [ 1348.864502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.864532][ T32] INFO: task kworker/1:811:5487 blocked for more than 475 seconds. [ 1348.864585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.864623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.864653][ T32] task:kworker/1:811 state:D stack:0 pid:5487 tgid:5487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.864702][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.864777][ T32] Call trace: [ 1348.864812][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.864862][ T32] r10:829188dc r9:ebb05d84 r8:00000002 r7:60000113 r6:ebb05d8c r5:8562c800 [ 1348.864916][ T32] r4:8562c800 [ 1348.864940][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.864984][ T32] r5:8562c800 r4:829188d8 [ 1348.865013][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.865093][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.865147][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1348.865171][ T32] r4:00000000 [ 1348.865205][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1348.865345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551c800 ** 2 printk messages dropped ** [ 1348.865464][ T32] r9:83018205 r8:8562c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1348.865539][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.874064][ T32] r5:00001000 r4:eae85000 [ 1348.874103][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.874165][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.874211][ T32] r5:85626f8c r4:85626c00 [ 1348.874232][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.874282][ T32] r7:ddde2d80 r6:83018200 r5:85626f8c r4:85526180 [ 1348.874303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.874353][ T32] r10:61c88647 r9:8562c800 r8:855261ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.874377][ T32] r4:85526180 [ 1348.874397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.874447][ T32] r10:00000000 r9:85526180 r8:8027f5e8 r7:eba8de60 r6:85526200 r5:8562c800 [ 1348.874492][ T32] r4:00000001 [ 1348.874540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.874603][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 1348.874657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.874697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.874746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.874804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.874831][ T32] r4:8551c780 [ 1348.875356][ T32] INFO: task kworker/1:811:5487 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.875407][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.886104][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.886201][ T32] Call trace: [ 1348.886237][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.886298][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.886326][ T32] r4:00000000 [ 1348.886347][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.886410][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.886447][ T32] 1d20: d73d1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.886480][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.886507][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.886548][ T32] r5:80070013 r4:80239bb0 [ 1348.886592][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.886641][ T32] r4:82ac11e4 [ 1348.886673][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.886723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.886748][ T32] r4:e0631dc0 [ 1348.886768][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.886814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.886838][ T32] r4:00000000 [ 1348.886858][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.886908][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.886952][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.887003][ T32] r5:00001000 r4:e01cf000 [ 1348.887024][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.887065][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.887112][ T32] r5:8436478c r4:84364400 [ 1348.887132][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.887196][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.887222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.887277][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.887300][ T32] r4:8494cf80 [ 1348.887319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.887390][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.887417][ T32] r4:00000001 [ 1348.887438][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.887475][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.887507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.887537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.887584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.887620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.887679][ T32] r4:84be4100 [ 1348.887706][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.887748][ T32] INFO: task kworker/1:812:5490 blocked for more than 475 seconds. [ 1348.887782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.887808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.887853][ T32] task:kworker/1:812 state:D stack:0 pid:5490 tgid:5490 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.887907][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.887970][ T32] Call trace: [ 1348.888006][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.888058][ T32] r10:829188dc r9:ebb0dd84 r8:00000002 r7:60000013 r6:ebb0dd8c r5:8562d400 [ 1348.888082][ T32] r4:8562d400 [ 1348.888102][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.888166][ T32] r5:8562d400 r4:829188d8 [ 1348.888190][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.888253][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.888331][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb0de08 [ 1348.888377][ T32] r4:00000000 [ 1348.888423][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.888468][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.888508][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.888556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551ca40 [ 1348.888589][ T32] r4:00000000 [ 1348.888626][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.888683][ T32] r9:83018205 r8:8562d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1348.888706][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.888751][ T32] r5:00001000 r4:eb11b000 [ 1348.888793][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.888847][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.888895][ T32] r5:8562778c r4:85627400 [ 1348.888937][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.888988][ T32] r7:ddde2d80 r6:83018200 r5:8562778c r4:85526280 [ 1348.889010][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.889073][ T32] r10:61c88647 r9:8562d400 r8:855262ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.889138][ T32] r4:85526280 [ 1348.889161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.889231][ T32] r10:00000000 r9:85526280 r8:8027f5e8 r7:eba8de60 r6:85526300 r5:8562d400 [ 1348.889258][ T32] r4:00000001 [ 1348.889299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.889339][ T32] Exception stack(0xebb0dfb0 to 0xebb0dff8) [ 1348.889367][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.889396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.889425][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.889470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.889498][ T32] r4:8551c8c0 [ 1348.889960][ T32] INFO: task kworker/1:812:5490 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.889996][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.890104][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.890153][ T32] Call trace: [ 1348.890202][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.890260][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.890309][ T32] r4:00000000 [ 1348.890343][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.890386][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.890418][ T32] 1d20: d73d1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.890451][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.890478][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.890524][ T32] r5:80070013 r4:80239bb0 [ 1348.890548][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.890591][ T32] r4:82ac11e4 [ 1348.890611][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.890661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.890707][ T32] r4:e0631dc0 [ 1348.890730][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.890777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.890799][ T32] r4:00000000 [ 1348.890819][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.890870][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.890901][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.890950][ T32] r5:00001000 r4:e01cf000 [ 1348.890969][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.891011][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.891076][ T32] r5:8436478c r4:84364400 [ 1348.891101][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.891150][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.891192][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.891246][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.891278][ T32] r4:8494cf80 [ 1348.891301][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.891385][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.891415][ T32] r4:00000001 [ 1348.891458][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.891496][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.891556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.891612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.891647][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.891718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.891745][ T32] r4:84be4100 [ 1348.891766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.891791][ T32] INFO: task kworker/1:813:5492 blocked for more than 475 seconds. [ 1348.891819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.891844][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.891885][ T32] task:kworker/1:813 state:D stack:0 pid:5492 tgid:5492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.891977][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.892022][ T32] Call trace: [ 1348.892088][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.892169][ T32] r10:829188dc r9:ebb15d84 r8:00000002 r7:60000113 r6:ebb15d8c r5:8562e000 [ 1348.892217][ T32] r4:8562e000 [ 1348.892262][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.892308][ T32] r5:8562e000 r4:829188d8 [ 1348.892328][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.892368][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.892418][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb15e08 [ 1348.892442][ T32] r4:00000000 [ 1348.892484][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.892551][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.892615][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.892692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551cc40 [ 1348.892719][ T32] r4:00000000 [ 1348.892740][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.892790][ T32] r9:83018205 r8:8562e000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1348.892874][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.892968][ T32] r5:00001000 r4:eb521000 [ 1348.893013][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.893060][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.893105][ T32] r5:85627b8c r4:85627800 [ 1348.893124][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.893192][ T32] r7:ddde2d80 r6:83018200 r5:85627b8c r4:85526380 [ 1348.893239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.893292][ T32] r10:61c88647 r9:8562e000 r8:855263ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.893336][ T32] r4:85526380 [ 1348.893359][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.893415][ T32] r10:00000000 r9:85526380 r8:8027f5e8 r7:ebb0de60 r6:85526400 r5:8562e000 [ 1348.893470][ T32] r4:00000001 [ 1348.893508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.893573][ T32] Exception stack(0xebb15fb0 to 0xebb15ff8) [ 1348.893603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.893711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.893792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.893850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.893878][ T32] r4:8551cc00 [ 1348.894231][ T32] INFO: task kworker/1:813:5492 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.894292][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.894357][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.894403][ T32] Call trace: [ 1348.894435][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.894488][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.894513][ T32] r4:00000000 [ 1348.894533][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.894573][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.894603][ T32] 1d20: d73d1000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.894649][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.894695][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.894733][ T32] r5:80070013 r4:80239bb0 [ 1348.894756][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.894808][ T32] r4:82ac11e4 [ 1348.894880][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.894949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.894974][ T32] r4:e0631dc0 [ 1348.895002][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.895049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.895071][ T32] r4:00000000 [ 1348.895091][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.895140][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.895187][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.895236][ T32] r5:00001000 r4:e01cf000 [ 1348.895257][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.895326][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.895408][ T32] r5:8436478c r4:84364400 [ 1348.895445][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.913528][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.913609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.913735][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.913768][ T32] r4:8494cf80 [ 1348.913815][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.913946][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.913996][ T32] r4:00000001 [ 1348.914021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.914062][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.914094][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.914126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.914158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.914206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.914253][ T32] r4:84be4100 [ 1348.914280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.914312][ T32] INFO: task kworker/1:814:5494 blocked for more than 475 seconds. [ 1348.914367][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.914417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.914465][ T32] task:kworker/1:814 state:D stack:0 pid:5494 tgid:5494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.914538][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.914591][ T32] Call trace: [ 1348.914639][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.914711][ T32] r10:829188dc r9:ebb19d84 r8:00000002 r7:60000113 r6:ebb19d8c r5:8562ec00 [ 1348.914739][ T32] r4:8562ec00 [ 1348.914768][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.914826][ T32] r5:8562ec00 r4:829188d8 [ 1348.914850][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.914928][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.914994][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb19e08 [ 1348.915040][ T32] r4:00000000 [ 1348.915067][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.915121][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.915188][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.915247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8551ce00 [ 1348.915284][ T32] r4:00000000 [ 1348.915308][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.915361][ T32] r9:83018205 r8:8562ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1348.915383][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.915428][ T32] r5:00001000 r4:eb53d000 [ 1348.915507][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.927766][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.927849][ T32] r5:85627f8c r4:85627c00 [ 1348.927899][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.927958][ T32] r7:ddde2d80 r6:83018200 r5:85627f8c r4:85526480 [ 1348.927981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.928052][ T32] r10:61c88647 r9:8562ec00 r8:855264ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.928084][ T32] r4:85526480 [ 1348.928106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.928160][ T32] r10:00000000 r9:85526480 r8:8027f5e8 r7:ebb15e60 r6:85526500 r5:8562ec00 [ 1348.928184][ T32] r4:00000001 [ 1348.928226][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.928269][ T32] Exception stack(0xebb19fb0 to 0xebb19ff8) [ 1348.928310][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.928355][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.928407][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.928462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.928489][ T32] r4:8551cb80 [ 1348.929015][ T32] INFO: task kworker/1:814:5494 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.929055][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.929136][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.929191][ T32] Call trace: [ 1348.929224][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.929300][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.929351][ T32] r4:00000000 [ 1348.929375][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.929426][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.929460][ T32] 1d20: d7b4d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.929492][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.929552][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.929603][ T32] r5:80070013 r4:80239bb0 [ 1348.929637][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.929707][ T32] r4:82ac11e4 [ 1348.929729][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.929776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.929823][ T32] r4:e0631dc0 [ 1348.929847][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.929928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.929955][ T32] r4:00000000 [ 1348.929977][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.930028][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.930061][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.930110][ T32] r5:00001000 r4:e01cf000 [ 1348.930131][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.930173][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.930217][ T32] r5:8436478c r4:84364400 [ 1348.930237][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.930296][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.930330][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.930397][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.930424][ T32] r4:8494cf80 [ 1348.930444][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.930494][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.930517][ T32] r4:00000001 [ 1348.930537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.930574][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.930601][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.930632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.930667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.930709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.930747][ T32] r4:84be4100 [ 1348.930790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.930823][ T32] INFO: task kworker/1:815:5496 blocked for more than 475 seconds. [ 1348.930858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.930884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.930905][ T32] task:kworker/1:815 state:D stack:0 pid:5496 tgid:5496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.930978][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.931045][ T32] Call trace: [ 1348.931104][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.931165][ T32] r10:829188dc r9:ebb1dd84 r8:00000002 r7:60000113 r6:ebb1dd8c r5:85630000 [ 1348.931192][ T32] r4:85630000 [ 1348.931213][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.931257][ T32] r5:85630000 r4:829188d8 [ 1348.931277][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.931318][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.931390][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 [ 1348.931433][ T32] r4:00000000 [ 1348.931456][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.931498][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.931557][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.931630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851dff40 [ 1348.931661][ T32] r4:00000000 [ 1348.931682][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.931741][ T32] r9:83018205 r8:85630000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1348.931765][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.931834][ T32] r5:00001000 r4:eb575000 [ 1348.931859][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.931934][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.932021][ T32] r5:8566838c r4:85668000 [ 1348.932067][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.932119][ T32] r7:ddde2d80 r6:83018200 r5:8566838c r4:85526580 [ 1348.932162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.932216][ T32] r10:61c88647 r9:85630000 r8:855265ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.932260][ T32] r4:85526580 [ 1348.932282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.932332][ T32] r10:00000000 r9:85526580 r8:8027f5e8 r7:ebb19e60 r6:85526600 r5:85630000 [ 1348.932355][ T32] r4:00000001 [ 1348.932396][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.932445][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 1348.932484][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.932516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.932546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.932577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.932622][ T32] r4:851dff80 [ 1348.932963][ T32] INFO: task kworker/1:815:5496 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.932998][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.933104][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.933154][ T32] Call trace: [ 1348.933208][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.933262][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.933305][ T32] r4:00000000 [ 1348.933351][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.933408][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.933511][ T32] 1d20: d7b4d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.933560][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.933597][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.933715][ T32] r5:80070013 r4:80239bb0 [ 1348.933769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.933827][ T32] r4:82ac11e4 [ 1348.933850][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.933943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.933979][ T32] r4:e0631dc0 [ 1348.934000][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.934069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.934107][ T32] r4:00000000 [ 1348.934149][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.934204][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.934248][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.934306][ T32] r5:00001000 r4:e01cf000 [ 1348.934329][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.934393][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.934443][ T32] r5:8436478c r4:84364400 [ 1348.934494][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.934557][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.934586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.934637][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.934677][ T32] r4:8494cf80 [ 1348.934700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.934751][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.934783][ T32] r4:00000001 [ 1348.934806][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.934874][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.934917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.934974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.935021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.935075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.935102][ T32] r4:84be4100 [ 1348.935155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.935202][ T32] INFO: task kworker/1:816:5497 blocked for more than 475 seconds. [ 1348.935237][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.935264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.935308][ T32] task:kworker/1:816 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.935381][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.935483][ T32] Call trace: [ 1348.956039][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.956129][ T32] r10:829188dc r9:ebb21d84 r8:00000002 r7:60000013 r6:ebb21d8c r5:85630c00 [ 1348.956169][ T32] r4:85630c00 [ 1348.956195][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.956241][ T32] r5:85630c00 r4:829188d8 [ 1348.956264][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.956329][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.956387][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb21e08 [ 1348.956412][ T32] r4:00000000 [ 1348.956432][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.956482][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.956551][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.956603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532140 [ 1348.956649][ T32] r4:00000000 [ 1348.956678][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.956732][ T32] r9:83018205 r8:85630c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1348.956755][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.956804][ T32] r5:00001000 r4:eb5ef000 [ 1348.956824][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.956866][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.956911][ T32] r5:85668b8c r4:85668800 [ 1348.956931][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.956994][ T32] r7:ddde2d80 r6:83018200 r5:85668b8c r4:85526680 [ 1348.957044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.957099][ T32] r10:61c88647 r9:85630c00 r8:855266ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.957133][ T32] r4:85526680 [ 1348.957179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.957234][ T32] r10:00000000 r9:85526680 r8:8027f5e8 r7:ebb1de60 r6:85526700 r5:85630c00 [ 1348.957280][ T32] r4:00000001 [ 1348.957323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.957366][ T32] Exception stack(0xebb21fb0 to 0xebb21ff8) [ 1348.957399][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.957429][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.957457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.957488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.957511][ T32] r4:8551cf00 [ 1348.958026][ T32] INFO: task kworker/1:816:5497 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.958065][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.958134][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.958184][ T32] Call trace: [ 1348.958239][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.958297][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.958322][ T32] r4:00000000 [ 1348.958363][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.958429][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.958473][ T32] 1d20: d7ffc000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.958528][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.958559][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.958606][ T32] r5:80070013 r4:80239bb0 [ 1348.958640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.958693][ T32] r4:82ac11e4 [ 1348.958714][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.958761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.958806][ T32] r4:e0631dc0 [ 1348.958829][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.958877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.958900][ T32] r4:00000000 [ 1348.958943][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.958998][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.959054][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.959124][ T32] r5:00001000 r4:e01cf000 [ 1348.959186][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.959253][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.959326][ T32] r5:8436478c r4:84364400 [ 1348.959350][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.959401][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.959422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.959474][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.959497][ T32] r4:8494cf80 [ 1348.959518][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.959568][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.959609][ T32] r4:00000001 [ 1348.959633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.959680][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.959710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.959762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.959795][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.959826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.959867][ T32] r4:84be4100 [ 1348.959902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.959957][ T32] INFO: task kworker/1:817:5500 blocked for more than 475 seconds. [ 1348.959995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.960022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.960064][ T32] task:kworker/1:817 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.960137][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.960202][ T32] Call trace: [ 1348.960281][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.960344][ T32] r10:829188dc r9:ebb25d84 r8:00000002 r7:60000013 r6:ebb25d8c r5:85631800 [ 1348.960371][ T32] r4:85631800 [ 1348.960401][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.960478][ T32] r5:85631800 r4:829188d8 [ 1348.960502][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.960545][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.960595][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 [ 1348.960618][ T32] r4:00000000 [ 1348.960653][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.960707][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.960752][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.960799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532000 [ 1348.960823][ T32] r4:00000000 [ 1348.960843][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.960890][ T32] r9:83018205 r8:85631800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1348.960912][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.960955][ T32] r5:00001000 r4:eb5cf000 [ 1348.960985][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.961029][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.961097][ T32] r5:8566878c r4:85668400 [ 1348.961120][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.961201][ T32] r7:ddde2d80 r6:83018200 r5:8566878c r4:85526780 [ 1348.961226][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.961278][ T32] r10:61c88647 r9:85631800 r8:855267ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.961302][ T32] r4:85526780 [ 1348.961321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.961399][ T32] r10:00000000 r9:85526780 r8:8027f5e8 r7:ebb21e60 r6:85526800 r5:85631800 [ 1348.961428][ T32] r4:00000001 [ 1348.961471][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.961511][ T32] Exception stack(0xebb25fb0 to 0xebb25ff8) [ 1348.961539][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.961568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.961596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.961626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.961674][ T32] r4:85532280 [ 1348.962007][ T32] INFO: task kworker/1:817:5500 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.962067][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.962130][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.962199][ T32] Call trace: [ 1348.962256][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.962323][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.962351][ T32] r4:00000000 [ 1348.962396][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.962442][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.962486][ T32] 1d20: d7ffc000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.962543][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.962595][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.962628][ T32] r5:80070013 r4:80239bb0 [ 1348.962682][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.962730][ T32] r4:82ac11e4 [ 1348.962750][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.962808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.962835][ T32] r4:e0631dc0 [ 1348.962855][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.962924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.962950][ T32] r4:00000000 [ 1348.962992][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.963055][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.963103][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.963152][ T32] r5:00001000 r4:e01cf000 [ 1348.963195][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.963240][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.963288][ T32] r5:8436478c r4:84364400 [ 1348.963309][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.963378][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.963403][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.963541][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.963595][ T32] r4:8494cf80 [ 1348.963640][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.963714][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.963765][ T32] r4:00000001 [ 1348.963790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.963905][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.963941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.963995][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.964028][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.964060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.964097][ T32] r4:84be4100 [ 1348.964120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.964168][ T32] INFO: task kworker/1:818:5502 blocked for more than 475 seconds. [ 1348.964209][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.964237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.964259][ T32] task:kworker/1:818 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.964306][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.964347][ T32] Call trace: [ 1348.964379][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.964427][ T32] r10:829188dc r9:ebb29d84 r8:00000002 r7:60000113 r6:ebb29d8c r5:85632400 [ 1348.964451][ T32] r4:85632400 [ 1348.964470][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.964534][ T32] r5:85632400 r4:829188d8 [ 1348.964559][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.964601][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.964666][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1348.964693][ T32] r4:00000000 [ 1348.964713][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.964754][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.964791][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.964837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532300 [ 1348.964859][ T32] r4:00000000 [ 1348.964890][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.964964][ T32] r9:83018205 r8:85632400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1348.964989][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.965035][ T32] r5:00001000 r4:eb617000 [ 1348.965086][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.965132][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.965177][ T32] r5:85668f8c r4:85668c00 [ 1348.965217][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.965269][ T32] r7:ddde2d80 r6:83018200 r5:85668f8c r4:85526880 [ 1348.965290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.965340][ T32] r10:61c88647 r9:85632400 r8:855268ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.965363][ T32] r4:85526880 [ 1348.965382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.965430][ T32] r10:00000000 r9:85526880 r8:8027f5e8 r7:ebb21e60 r6:85526900 r5:85632400 [ 1348.965453][ T32] r4:00000001 [ 1348.965520][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.987756][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1348.987819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.987852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.987892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.987937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.988008][ T32] r4:85532100 [ 1348.988492][ T32] INFO: task kworker/1:818:5502 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.988530][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.988637][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.988720][ T32] Call trace: [ 1348.988756][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.988837][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.988866][ T32] r4:00000000 [ 1348.988887][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.988930][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.988970][ T32] 1d20: d8608000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.989011][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.989039][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.989066][ T32] r5:80070013 r4:80239bb0 [ 1348.989120][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.989177][ T32] r4:82ac11e4 [ 1348.989222][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.989295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.989344][ T32] r4:e0631dc0 [ 1348.989368][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.989416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.989439][ T32] r4:00000000 [ 1348.989480][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.989556][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.989603][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.989715][ T32] r5:00001000 r4:e01cf000 [ 1348.989765][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.989811][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.989857][ T32] r5:8436478c r4:84364400 [ 1348.989877][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.989928][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.989949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.990023][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.990075][ T32] r4:8494cf80 [ 1348.990107][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.990160][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.990205][ T32] r4:00000001 [ 1348.990251][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.990293][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.990321][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.990351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.990379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.990434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.990483][ T32] r4:84be4100 [ 1348.990529][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.990561][ T32] INFO: task kworker/1:819:5504 blocked for more than 475 seconds. [ 1348.990615][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.990669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.990695][ T32] task:kworker/1:819 state:D stack:0 pid:5504 tgid:5504 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.990775][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.990816][ T32] Call trace: [ 1348.990860][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.990921][ T32] r10:829188dc r9:ebb11d84 r8:00000002 r7:60000113 r6:ebb11d8c r5:85633000 [ 1348.990944][ T32] r4:85633000 [ 1348.990965][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.991008][ T32] r5:85633000 r4:829188d8 [ 1348.991028][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.991070][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.991131][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb11e08 [ 1348.991159][ T32] r4:00000000 [ 1348.991188][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.991232][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.991270][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.991337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855324c0 [ 1348.991385][ T32] r4:00000000 [ 1348.991408][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.991479][ T32] r9:83018205 r8:85633000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1348.991501][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.991568][ T32] r5:00001000 r4:eb653000 [ 1348.991592][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.991634][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.991693][ T32] r5:8566938c r4:85669000 [ 1348.991716][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.991774][ T32] r7:ddde2d80 r6:83018200 r5:8566938c r4:85526980 [ 1348.991800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.991851][ T32] r10:61c88647 r9:85633000 r8:855269ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.991874][ T32] r4:85526980 [ 1348.991895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.991975][ T32] r10:00000000 r9:85526980 r8:8027f5e8 r7:ebb29e60 r6:85526a00 r5:85633000 [ 1348.992012][ T32] r4:00000001 [ 1348.992034][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.992072][ T32] Exception stack(0xebb11fb0 to 0xebb11ff8) [ 1348.992100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.992151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.992183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.992231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.992258][ T32] r4:85532100 [ 1348.992569][ T32] INFO: task kworker/1:819:5504 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1348.992624][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.992712][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.992780][ T32] Call trace: [ 1348.992823][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1348.992908][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1348.992936][ T32] r4:00000000 [ 1348.992964][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.993008][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1348.993039][ T32] 1d20: d8608000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1348.993070][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1348.993120][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1348.993170][ T32] r5:80070013 r4:80239bb0 [ 1348.993195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.993268][ T32] r4:82ac11e4 [ 1348.993291][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.993350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1348.993384][ T32] r4:e0631dc0 [ 1348.993429][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.993518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1348.993572][ T32] r4:00000000 [ 1348.993598][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.993677][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1348.993718][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1348.993766][ T32] r5:00001000 r4:e01cf000 [ 1348.993838][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1348.993902][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.993949][ T32] r5:8436478c r4:84364400 [ 1348.993987][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.994041][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1348.994062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.994135][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.994162][ T32] r4:8494cf80 [ 1348.994183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.994234][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1348.994257][ T32] r4:00000001 [ 1348.994278][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.994315][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1348.994343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.994374][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.994402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.994453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.994480][ T32] r4:84be4100 [ 1348.994501][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.994526][ T32] INFO: task kworker/1:820:5507 blocked for more than 475 seconds. [ 1348.994553][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.994577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.994597][ T32] task:kworker/1:820 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.994662][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.994718][ T32] Call trace: [ 1348.994770][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1348.994823][ T32] r10:829188dc r9:ebb2dd84 r8:00000002 r7:60000013 r6:ebb2dd8c r5:85633c00 [ 1348.994859][ T32] r4:85633c00 [ 1348.994906][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1348.994981][ T32] r5:85633c00 r4:829188d8 [ 1348.995015][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.995060][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.995134][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb2de08 [ 1348.995161][ T32] r4:00000000 [ 1348.995181][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1348.995244][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1348.995307][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1348.995377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532900 [ 1348.995405][ T32] r4:00000000 [ 1348.995425][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1348.995518][ T32] r9:83018205 r8:85633c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1349.015827][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.015973][ T32] r5:00001000 r4:eb731000 [ 1349.016004][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.016052][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.016116][ T32] r5:85669f8c r4:85669c00 [ 1349.016153][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.016220][ T32] r7:ddde2d80 r6:83018200 r5:85669f8c r4:85526a80 [ 1349.016270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.016325][ T32] r10:61c88647 r9:85633c00 r8:85526aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.016370][ T32] r4:85526a80 [ 1349.016394][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.016491][ T32] r10:00000000 r9:85526a80 r8:8027f5e8 r7:ebb11e60 r6:85526b00 r5:85633c00 [ 1349.016530][ T32] r4:00000001 [ 1349.016553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.016657][ T32] Exception stack(0xebb2dfb0 to 0xebb2dff8) [ 1349.016717][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.016752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.016781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.016823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.016851][ T32] r4:85532480 [ 1349.017337][ T32] INFO: task kworker/1:820:5507 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.017373][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.017468][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.017520][ T32] Call trace: [ 1349.017577][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.017635][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.017681][ T32] r4:00000000 [ 1349.017732][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.017777][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.017809][ T32] 1d20: d8904000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.017851][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.017882][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.017908][ T32] r5:80070013 r4:80239bb0 [ 1349.017950][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.017997][ T32] r4:82ac11e4 [ 1349.018039][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.018089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.018114][ T32] r4:e0631dc0 [ 1349.018155][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.018205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.018251][ T32] r4:00000000 [ 1349.018285][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.018361][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.018408][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.018480][ T32] r5:00001000 r4:e01cf000 [ 1349.018503][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.018568][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.018638][ T32] r5:8436478c r4:84364400 [ 1349.018677][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.018728][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.018749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.018815][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.018897][ T32] r4:8494cf80 [ 1349.018941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.018996][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.019019][ T32] r4:00000001 [ 1349.019039][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.019100][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.019224][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.019316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.019359][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.019404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.019437][ T32] r4:84be4100 [ 1349.019467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.019518][ T32] INFO: task kworker/1:821:5508 blocked for more than 475 seconds. [ 1349.019562][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.019612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.019673][ T32] task:kworker/1:821 state:D stack:0 pid:5508 tgid:5508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.019757][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.019845][ T32] Call trace: [ 1349.019915][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.019986][ T32] r10:829188dc r9:ebb35d84 r8:00000002 r7:60000013 r6:ebb35d8c r5:85634800 [ 1349.020038][ T32] r4:85634800 [ 1349.020074][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.020133][ T32] r5:85634800 r4:829188d8 [ 1349.020161][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.020215][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.020287][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 [ 1349.020319][ T32] r4:00000000 [ 1349.020346][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.020421][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.020495][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.020559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532580 [ 1349.020590][ T32] r4:00000000 [ 1349.020617][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.020748][ T32] r9:83018205 r8:85634800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1349.020800][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.020893][ T32] r5:00001000 r4:eb70f000 [ 1349.020925][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.021002][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.021087][ T32] r5:8566978c r4:85669400 [ 1349.021112][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.021161][ T32] r7:ddde2d80 r6:83018200 r5:8566978c r4:85526b80 [ 1349.021203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.021258][ T32] r10:61c88647 r9:85634800 r8:85526bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.021282][ T32] r4:85526b80 [ 1349.021323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.021375][ T32] r10:00000000 r9:85526b80 r8:8027f5e8 r7:ebb2de60 r6:85526c00 r5:85634800 [ 1349.021399][ T32] r4:00000001 [ 1349.021420][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.021457][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 1349.021506][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.021553][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.021583][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.021615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.021699][ T32] r4:855325c0 [ 1349.022035][ T32] INFO: task kworker/1:821:5508 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.022084][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.022199][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.022256][ T32] Call trace: [ 1349.022289][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.022343][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.022367][ T32] r4:00000000 [ 1349.022387][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.022434][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.022465][ T32] 1d20: d8904000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.022518][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.022557][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.022604][ T32] r5:80070013 r4:80239bb0 [ 1349.022630][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.022710][ T32] r4:82ac11e4 [ 1349.022734][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.022782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.022828][ T32] r4:e0631dc0 [ 1349.022850][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.022928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.022954][ T32] r4:00000000 [ 1349.022975][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.023026][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.023070][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.023119][ T32] r5:00001000 r4:e01cf000 [ 1349.023139][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.023181][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.023226][ T32] r5:8436478c r4:84364400 [ 1349.023247][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.023318][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.023343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.023465][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.023526][ T32] r4:8494cf80 [ 1349.023557][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.023611][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.023650][ T32] r4:00000001 [ 1349.023674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.023714][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.023743][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.023774][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.023824][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.023878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.023910][ T32] r4:84be4100 [ 1349.023931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.023957][ T32] INFO: task kworker/1:822:5510 blocked for more than 475 seconds. [ 1349.023986][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.024010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.024031][ T32] task:kworker/1:822 state:D stack:0 pid:5510 tgid:5510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.024089][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.024135][ T32] Call trace: [ 1349.024202][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.024257][ T32] r10:829188dc r9:ebb39d84 r8:00000002 r7:60000013 r6:ebb39d8c r5:85635400 [ 1349.024282][ T32] r4:85635400 [ 1349.024314][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.024367][ T32] r5:85635400 r4:829188d8 [ 1349.024388][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.024429][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.024479][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb39e08 [ 1349.024503][ T32] r4:00000000 [ 1349.024543][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.024598][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.024666][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.024736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532800 [ 1349.024785][ T32] r4:00000000 [ 1349.024809][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.024858][ T32] r9:83018205 r8:85635400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1349.024880][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.024950][ T32] r5:00001000 r4:eb721000 [ 1349.024973][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.025046][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.025095][ T32] r5:85669b8c r4:85669800 [ 1349.025115][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.025185][ T32] r7:ddde2d80 r6:83018200 r5:85669b8c r4:85526c80 [ 1349.025210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.025262][ T32] r10:61c88647 r9:85635400 r8:85526cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.025285][ T32] r4:85526c80 [ 1349.025313][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.025365][ T32] r10:00000000 r9:85526c80 r8:8027f5e8 r7:ebb2de60 r6:85526d00 r5:85635400 [ 1349.025409][ T32] r4:00000001 [ 1349.025431][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.025509][ T32] Exception stack(0xebb39fb0 to 0xebb39ff8) [ 1349.054552][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.054622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.054662][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.054700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.054726][ T32] r4:855327c0 [ 1349.055237][ T32] INFO: task kworker/1:822:5510 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.055278][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.055358][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.055431][ T32] Call trace: [ 1349.055505][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.055810][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.055846][ T32] r4:00000000 [ 1349.055867][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.055922][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.055955][ T32] 1d20: d8f1a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.055988][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.056017][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.056069][ T32] r5:80070013 r4:80239bb0 [ 1349.056118][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.056189][ T32] r4:82ac11e4 [ 1349.056213][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.056262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.056294][ T32] r4:e0631dc0 [ 1349.056318][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.056366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.056399][ T32] r4:00000000 [ 1349.056443][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.056541][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.056592][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.056654][ T32] r5:00001000 r4:e01cf000 [ 1349.056676][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.056719][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.056791][ T32] r5:8436478c r4:84364400 [ 1349.056816][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.056889][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.056914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.057001][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.057028][ T32] r4:8494cf80 [ 1349.057048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.057099][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.057123][ T32] r4:00000001 [ 1349.057142][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.057200][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.057253][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.057286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.057314][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.057362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.057389][ T32] r4:84be4100 [ 1349.057412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.057446][ T32] INFO: task kworker/1:823:5512 blocked for more than 475 seconds. [ 1349.057505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.057545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.057568][ T32] task:kworker/1:823 state:D stack:0 pid:5512 tgid:5512 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.057659][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.057724][ T32] Call trace: [ 1349.057756][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.057807][ T32] r10:829188dc r9:ebb3dd84 r8:00000002 r7:60000113 r6:ebb3dd8c r5:85636000 [ 1349.057830][ T32] r4:85636000 [ 1349.057872][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.057919][ T32] r5:85636000 r4:829188d8 [ 1349.057970][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.058036][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.058111][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1349.058161][ T32] r4:00000000 [ 1349.058213][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.058278][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.058320][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.058386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532d00 [ 1349.058434][ T32] r4:00000000 [ 1349.058479][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.058532][ T32] r9:83018205 r8:85636000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1349.058563][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.058657][ T32] r5:00001000 r4:eb7db000 [ 1349.058682][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.058730][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.058778][ T32] r5:8566a78c r4:8566a400 [ 1349.058798][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.058857][ T32] r7:ddde2d80 r6:83018200 r5:8566a78c r4:85526d80 [ 1349.058890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.058968][ T32] r10:61c88647 r9:85636000 r8:85526dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.058994][ T32] r4:85526d80 [ 1349.059041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.059116][ T32] r10:00000000 r9:85526d80 r8:8027f5e8 r7:ebb2de60 r6:85526e00 r5:85636000 [ 1349.059143][ T32] r4:00000001 [ 1349.059164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.059222][ T32] Exception stack(0xebb3dfb0 to 0xebb3dff8) [ 1349.059284][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.059339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.059399][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.059434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.059457][ T32] r4:85532880 [ 1349.059913][ T32] INFO: task kworker/1:823:5512 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.059946][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.060027][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.060101][ T32] Call trace: [ 1349.060133][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.060208][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.060258][ T32] r4:00000000 [ 1349.060281][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.060334][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.060369][ T32] 1d20: d8f1a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.060436][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.060467][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.060493][ T32] r5:80070013 r4:80239bb0 [ 1349.060536][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.060583][ T32] r4:82ac11e4 [ 1349.060625][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.060705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.060733][ T32] r4:e0631dc0 [ 1349.060753][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.060801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.060824][ T32] r4:00000000 [ 1349.060858][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.060913][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.060936][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.060998][ T32] r5:00001000 r4:e01cf000 [ 1349.061042][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.061087][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.061132][ T32] r5:8436478c r4:84364400 [ 1349.061170][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.061229][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.061251][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.061302][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.061356][ T32] r4:8494cf80 [ 1349.061379][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.061451][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.061484][ T32] r4:00000001 [ 1349.061504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.061562][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.061614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.061666][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.061698][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.061730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.061754][ T32] r4:84be4100 [ 1349.061795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.061824][ T32] INFO: task kworker/1:824:5513 blocked for more than 475 seconds. [ 1349.061852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.061876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.061897][ T32] task:kworker/1:824 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.061970][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.062024][ T32] Call trace: [ 1349.062055][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.062125][ T32] r10:829188dc r9:ebb31d84 r8:00000002 r7:60000013 r6:ebb31d8c r5:85636c00 [ 1349.062152][ T32] r4:85636c00 [ 1349.062174][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.062218][ T32] r5:85636c00 r4:829188d8 [ 1349.062238][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.062278][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.062327][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb31e08 [ 1349.062350][ T32] r4:00000000 [ 1349.062369][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.062408][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.062467][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.062559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85532c40 [ 1349.062585][ T32] r4:00000000 [ 1349.062606][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.062687][ T32] r9:83018205 r8:85636c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1349.062735][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.062804][ T32] r5:00001000 r4:eb77d000 [ 1349.062849][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.062926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.062975][ T32] r5:8566a38c r4:8566a000 [ 1349.062996][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.063043][ T32] r7:ddde2d80 r6:83018200 r5:8566a38c r4:85526e80 [ 1349.063064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.063114][ T32] r10:61c88647 r9:85636c00 r8:85526eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.063146][ T32] r4:85526e80 [ 1349.063191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.063244][ T32] r10:00000000 r9:85526e80 r8:8027f5e8 r7:ebb3de60 r6:85526f00 r5:85636c00 [ 1349.063281][ T32] r4:00000001 [ 1349.063309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.063366][ T32] Exception stack(0xebb31fb0 to 0xebb31ff8) [ 1349.063421][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.063520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.063581][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.063617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.063667][ T32] r4:85532880 [ 1349.064032][ T32] INFO: task kworker/1:824:5513 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.064094][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.064227][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.064298][ T32] Call trace: [ 1349.064333][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.064387][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.064433][ T32] r4:00000000 [ 1349.064456][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.064520][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.064567][ T32] 1d20: d8f1a000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.064602][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.064629][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.064659][ T32] r5:80070013 r4:80239bb0 [ 1349.064713][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.064760][ T32] r4:82ac11e4 [ 1349.064780][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.064846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.064873][ T32] r4:e0631dc0 [ 1349.064913][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.064998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.065046][ T32] r4:00000000 [ 1349.065091][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.065144][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.065167][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.065211][ T32] r5:00001000 r4:e01cf000 [ 1349.065251][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.065326][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.065375][ T32] r5:8436478c r4:84364400 [ 1349.065396][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.065444][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.065465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.098308][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.098395][ T32] r4:8494cf80 [ 1349.098437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.098537][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.098583][ T32] r4:00000001 [ 1349.098628][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.098709][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.098750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.098781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.098809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.098840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.098874][ T32] r4:84be4100 [ 1349.098906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.098952][ T32] INFO: task kworker/1:825:5517 blocked for more than 475 seconds. [ 1349.099009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.099040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.099072][ T32] task:kworker/1:825 state:D stack:0 pid:5517 tgid:5517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.099165][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.099222][ T32] Call trace: [ 1349.099268][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.099335][ T32] r10:829188dc r9:ebb49d84 r8:00000002 r7:60000113 r6:ebb49d8c r5:85639800 [ 1349.099384][ T32] r4:85639800 [ 1349.099408][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.099453][ T32] r5:85639800 r4:829188d8 [ 1349.099473][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.099539][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.099594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1349.099626][ T32] r4:00000000 [ 1349.099650][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.099691][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.099742][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.099793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7040 [ 1349.099816][ T32] r4:00000000 [ 1349.099836][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.099887][ T32] r9:83018205 r8:85639800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1349.099915][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.099961][ T32] r5:00001000 r4:eb7fb000 [ 1349.099991][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.100056][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.100105][ T32] r5:8566ab8c r4:8566a800 [ 1349.100127][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.100176][ T32] r7:ddde2d80 r6:83018200 r5:8566ab8c r4:85526f80 [ 1349.100204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.100320][ T32] r10:61c88647 r9:85639800 r8:85526fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.100352][ T32] r4:85526f80 [ 1349.100383][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.100437][ T32] r10:00000000 r9:85526f80 r8:8027f5e8 r7:ebb3de60 r6:8487c000 r5:85639800 [ 1349.100460][ T32] r4:00000001 [ 1349.100500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.100571][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) [ 1349.100603][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.100645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.100685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.100738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.100765][ T32] r4:85532b00 [ 1349.101251][ T32] INFO: task kworker/1:825:5517 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.101297][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.101362][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.101406][ T32] Call trace: [ 1349.101447][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.101525][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.101553][ T32] r4:00000000 [ 1349.101574][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.101615][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.101677][ T32] 1d20: d97c0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.101741][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.101781][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.101810][ T32] r5:80070013 r4:80239bb0 [ 1349.101851][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.101903][ T32] r4:82ac11e4 [ 1349.101924][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.101970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.101993][ T32] r4:e0631dc0 [ 1349.102022][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.102095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.102121][ T32] r4:00000000 [ 1349.102143][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.102213][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.102239][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.102284][ T32] r5:00001000 r4:e01cf000 [ 1349.102304][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.102345][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.102390][ T32] r5:8436478c r4:84364400 [ 1349.102410][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.102458][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.102479][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.102550][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.102578][ T32] r4:8494cf80 [ 1349.102619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.102696][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.102722][ T32] r4:00000001 [ 1349.102762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.102803][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.102831][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.102861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.102908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.102944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.102978][ T32] r4:84be4100 [ 1349.103022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.103052][ T32] INFO: task kworker/1:826:5518 blocked for more than 475 seconds. [ 1349.103081][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.103122][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.103168][ T32] task:kworker/1:826 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.103251][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.103326][ T32] Call trace: [ 1349.103361][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.103410][ T32] r10:829188dc r9:ebb4dd84 r8:00000002 r7:60000013 r6:ebb4dd8c r5:8563a400 [ 1349.103434][ T32] r4:8563a400 [ 1349.103455][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.103498][ T32] r5:8563a400 r4:829188d8 [ 1349.103517][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.103559][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.103618][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 [ 1349.103641][ T32] r4:00000000 [ 1349.103677][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.103722][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.103760][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.103821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7480 [ 1349.103847][ T32] r4:00000000 [ 1349.103869][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.103923][ T32] r9:83018205 r8:8563a400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1349.103987][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.104049][ T32] r5:00001000 r4:eb841000 [ 1349.104073][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.104115][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.104159][ T32] r5:8566b78c r4:8566b400 [ 1349.104178][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.104245][ T32] r7:ddde2d80 r6:83018200 r5:8566b78c r4:8487c080 [ 1349.104278][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.104353][ T32] r10:61c88647 r9:8563a400 r8:8487c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.104379][ T32] r4:8487c080 [ 1349.104399][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.104477][ T32] r10:00000000 r9:8487c080 r8:8027f5e8 r7:ebb49e60 r6:8487c100 r5:8563a400 [ 1349.104525][ T32] r4:00000001 [ 1349.104569][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.104610][ T32] Exception stack(0xebb4dfb0 to 0xebb4dff8) [ 1349.104638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.104687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.104719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.104750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.104793][ T32] r4:85532b00 [ 1349.105113][ T32] INFO: task kworker/1:826:5518 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.105168][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.105230][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.105273][ T32] Call trace: [ 1349.105304][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.105357][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.105380][ T32] r4:00000000 [ 1349.105400][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.105459][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.115429][ T32] 1d20: d97c0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.115874][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.115935][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.115966][ T32] r5:80070013 r4:80239bb0 [ 1349.115990][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.116074][ T32] r4:82ac11e4 [ 1349.116099][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.116169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.116199][ T32] r4:e0631dc0 [ 1349.116219][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.116287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.116313][ T32] r4:00000000 [ 1349.116334][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.116404][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.116431][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.116480][ T32] r5:00001000 r4:e01cf000 [ 1349.116500][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.116541][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.116586][ T32] r5:8436478c r4:84364400 [ 1349.116607][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.116681][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.116707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.116779][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.116807][ T32] r4:8494cf80 [ 1349.116827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.116876][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.116927][ T32] r4:00000001 [ 1349.116951][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.117027][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.117082][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.117137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.117190][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.117244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.117274][ T32] r4:84be4100 [ 1349.117299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.117329][ T32] INFO: task kworker/1:827:5520 blocked for more than 475 seconds. [ 1349.117363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.117388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.117411][ T32] task:kworker/1:827 state:D stack:0 pid:5520 tgid:5520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.117468][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.117514][ T32] Call trace: [ 1349.117547][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.117623][ T32] r10:829188dc r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:85638c00 [ 1349.117677][ T32] r4:85638c00 [ 1349.117710][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.117758][ T32] r5:85638c00 r4:829188d8 [ 1349.117780][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.117845][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.117906][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1349.117930][ T32] r4:00000000 [ 1349.117967][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.118012][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.118051][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.118096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d71c0 [ 1349.118120][ T32] r4:00000000 [ 1349.118140][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.118189][ T32] r9:83018205 r8:85638c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1349.118210][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.118254][ T32] r5:00001000 r4:eb815000 [ 1349.118294][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.118361][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.118410][ T32] r5:8566af8c r4:8566ac00 [ 1349.118430][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.118477][ T32] r7:ddde2d80 r6:83018200 r5:8566af8c r4:8487c180 [ 1349.118518][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.118572][ T32] r10:61c88647 r9:85638c00 r8:8487c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.118614][ T32] r4:8487c180 [ 1349.118660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.118711][ T32] r10:00000000 r9:8487c180 r8:8027f5e8 r7:ebb4de60 r6:8487c200 r5:85638c00 [ 1349.118738][ T32] r4:00000001 [ 1349.118777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.118818][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1349.118846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.118878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.118922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.118972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.118998][ T32] r4:851d70c0 [ 1349.119496][ T32] INFO: task kworker/1:827:5520 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.119576][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.119681][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.119730][ T32] Call trace: [ 1349.119760][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.119813][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.119836][ T32] r4:00000000 [ 1349.119856][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.119921][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.119957][ T32] 1d20: d97c0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.120009][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.120039][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.120066][ T32] r5:80070013 r4:80239bb0 [ 1349.120087][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.120130][ T32] r4:82ac11e4 [ 1349.120160][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.120210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.120233][ T32] r4:e0631dc0 [ 1349.120252][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.120298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.120320][ T32] r4:00000000 [ 1349.120350][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.120425][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.120450][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.120508][ T32] r5:00001000 r4:e01cf000 [ 1349.120530][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.120573][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.120618][ T32] r5:8436478c r4:84364400 [ 1349.120638][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.120746][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.120772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.120824][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.120847][ T32] r4:8494cf80 [ 1349.120867][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.120931][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.120987][ T32] r4:00000001 [ 1349.121035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.121095][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.121126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.121156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.121205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.121240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.121264][ T32] r4:84be4100 [ 1349.121284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.121310][ T32] INFO: task kworker/1:828:5522 blocked for more than 475 seconds. [ 1349.121337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.121361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.121384][ T32] task:kworker/1:828 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.121490][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.121548][ T32] Call trace: [ 1349.121603][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.121669][ T32] r10:829188dc r9:ebb41d84 r8:00000002 r7:60000113 r6:ebb41d8c r5:8563b000 [ 1349.121705][ T32] r4:8563b000 [ 1349.121728][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.121792][ T32] r5:8563b000 r4:829188d8 [ 1349.121836][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.121881][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.121936][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb41e08 [ 1349.121959][ T32] r4:00000000 [ 1349.121980][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.122020][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.122057][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.122102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7380 [ 1349.122142][ T32] r4:00000000 [ 1349.122166][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.122237][ T32] r9:83018205 r8:8563b000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1349.122262][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.122327][ T32] r5:00001000 r4:eb825000 [ 1349.122350][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.122402][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.122452][ T32] r5:8566b38c r4:8566b000 [ 1349.122472][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.122519][ T32] r7:ddde2d80 r6:83018200 r5:8566b38c r4:8487c280 [ 1349.122539][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.122590][ T32] r10:61c88647 r9:8563b000 r8:8487c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.122613][ T32] r4:8487c280 [ 1349.122632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.122679][ T32] r10:00000000 r9:8487c280 r8:8027f5e8 r7:ebb4de60 r6:8487c300 r5:8563b000 [ 1349.122703][ T32] r4:00000001 [ 1349.122722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.122758][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) [ 1349.122786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.122816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.122863][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.122901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.122926][ T32] r4:851d7240 [ 1349.123216][ T32] INFO: task kworker/1:828:5522 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.123249][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.123326][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.123393][ T32] Call trace: [ 1349.123428][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.123480][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.123504][ T32] r4:00000000 [ 1349.123545][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.123609][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.123643][ T32] 1d20: d97c0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.123695][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.123726][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.123752][ T32] r5:80070013 r4:80239bb0 [ 1349.123792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.123857][ T32] r4:82ac11e4 [ 1349.123904][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.123956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.123980][ T32] r4:e0631dc0 [ 1349.124000][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.124048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.124072][ T32] r4:00000000 [ 1349.124093][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.124173][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.124200][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.124247][ T32] r5:00001000 r4:e01cf000 [ 1349.124277][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.124323][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.124369][ T32] r5:8436478c r4:84364400 [ 1349.124390][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.124439][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.124482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.124539][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.124564][ T32] r4:8494cf80 [ 1349.124584][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.124643][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.124670][ T32] r4:00000001 [ 1349.124691][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.124728][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.124756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.124808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.124840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.124898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.124927][ T32] r4:84be4100 [ 1349.124973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.125002][ T32] INFO: task kworker/1:829:5525 blocked for more than 475 seconds. [ 1349.125050][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.125107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.125132][ T32] task:kworker/1:829 state:D stack:0 pid:5525 tgid:5525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.125177][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.125218][ T32] Call trace: [ 1349.125257][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.125310][ T32] r10:829188dc r9:ebb51d84 r8:00000002 r7:60000113 r6:ebb51d8c r5:8563bc00 [ 1349.125333][ T32] r4:8563bc00 [ 1349.125353][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.125397][ T32] r5:8563bc00 r4:829188d8 [ 1349.125430][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.155926][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.156038][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1349.156065][ T32] r4:00000000 [ 1349.156086][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.156139][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.156186][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.156254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7600 [ 1349.156291][ T32] r4:00000000 [ 1349.156335][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.156413][ T32] r9:83018205 r8:8563bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.156441][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.156491][ T32] r5:00001000 r4:eb855000 [ 1349.156562][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.156642][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.156718][ T32] r5:8566bb8c r4:8566b800 [ 1349.156763][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.156819][ T32] r7:ddde2d80 r6:83018200 r5:8566bb8c r4:8487c380 [ 1349.156842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.156909][ T32] r10:61c88647 r9:8563bc00 r8:8487c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.156936][ T32] r4:8487c380 [ 1349.156957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.157009][ T32] r10:00000000 r9:8487c380 r8:8027f5e8 r7:ebb4de60 r6:8487c400 r5:8563bc00 [ 1349.157031][ T32] r4:00000001 [ 1349.157072][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.157117][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1349.157169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.157203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.157231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.157262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.157314][ T32] r4:851d7400 [ 1349.157825][ T32] INFO: task kworker/1:829:5525 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.157863][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.157981][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.158035][ T32] Call trace: [ 1349.158089][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.158144][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.158168][ T32] r4:00000000 [ 1349.158197][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.158241][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.158273][ T32] 1d20: da045000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.158304][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.158358][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.158388][ T32] r5:80070013 r4:80239bb0 [ 1349.158408][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.158460][ T32] r4:82ac11e4 [ 1349.158493][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.158543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.158567][ T32] r4:e0631dc0 [ 1349.158585][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.158631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.158653][ T32] r4:00000000 [ 1349.158673][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.158724][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.158759][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.158818][ T32] r5:00001000 r4:e01cf000 [ 1349.158841][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.158884][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.158934][ T32] r5:8436478c r4:84364400 [ 1349.158954][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.159012][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.159038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.159098][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.159145][ T32] r4:8494cf80 [ 1349.159168][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.159219][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.159272][ T32] r4:00000001 [ 1349.159304][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.159344][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.159373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.159403][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.159440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.159474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.159497][ T32] r4:84be4100 [ 1349.159518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.159587][ T32] INFO: task kworker/1:830:5527 blocked for more than 475 seconds. [ 1349.159663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.159692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.159714][ T32] task:kworker/1:830 state:D stack:0 pid:5527 tgid:5527 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.159772][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.159815][ T32] Call trace: [ 1349.159844][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.159918][ T32] r10:829188dc r9:ebb59d84 r8:00000002 r7:60000113 r6:ebb59d8c r5:8563c800 [ 1349.159946][ T32] r4:8563c800 [ 1349.159966][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.160047][ T32] r5:8563c800 r4:829188d8 [ 1349.160091][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.160168][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.160241][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1349.160268][ T32] r4:00000000 [ 1349.160289][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.160329][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.160387][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.160451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7ac0 [ 1349.160500][ T32] r4:00000000 [ 1349.160542][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.160594][ T32] r9:83018205 r8:8563c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1349.160637][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.160702][ T32] r5:00001000 r4:eb9a3000 [ 1349.160736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.160780][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.160826][ T32] r5:8567478c r4:85674400 [ 1349.160846][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.160919][ T32] r7:ddde2d80 r6:83018200 r5:8567478c r4:8487c480 [ 1349.160946][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.160998][ T32] r10:61c88647 r9:8563c800 r8:8487c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.161030][ T32] r4:8487c480 [ 1349.161052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.161101][ T32] r10:00000000 r9:8487c480 r8:8027f5e8 r7:ebb51e60 r6:8487c500 r5:8563c800 [ 1349.161125][ T32] r4:00000001 [ 1349.161144][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.161182][ T32] Exception stack(0xebb59fb0 to 0xebb59ff8) [ 1349.161220][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.161253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.161281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.161313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.161346][ T32] r4:851d7540 [ 1349.161693][ T32] INFO: task kworker/1:830:5527 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.161759][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.161849][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.161921][ T32] Call trace: [ 1349.161954][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.162009][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.162034][ T32] r4:00000000 [ 1349.162076][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.162141][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.162175][ T32] 1d20: da045000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.162209][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.162236][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.162281][ T32] r5:80070013 r4:80239bb0 [ 1349.162305][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.162349][ T32] r4:82ac11e4 [ 1349.162369][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.162414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.162452][ T32] r4:e0631dc0 [ 1349.162496][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.162545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.162568][ T32] r4:00000000 [ 1349.162610][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.162665][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.162708][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.162784][ T32] r5:00001000 r4:e01cf000 [ 1349.162815][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.162870][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.162937][ T32] r5:8436478c r4:84364400 [ 1349.162961][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.163012][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.163046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.163109][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.163136][ T32] r4:8494cf80 [ 1349.163180][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.163234][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.163258][ T32] r4:00000001 [ 1349.163301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.163341][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.163370][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.163423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.163455][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.163507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.163549][ T32] r4:84be4100 [ 1349.163572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.163618][ T32] INFO: task kworker/1:831:5528 blocked for more than 475 seconds. [ 1349.163650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.163684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.163729][ T32] task:kworker/1:831 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.163834][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.163926][ T32] Call trace: [ 1349.163961][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.164012][ T32] r10:829188dc r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:8563d400 [ 1349.164035][ T32] r4:8563d400 [ 1349.164055][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.164098][ T32] r5:8563d400 r4:829188d8 [ 1349.164118][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.164158][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.164207][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 [ 1349.164230][ T32] r4:00000000 [ 1349.164269][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.164314][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.164351][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.164396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7780 [ 1349.164439][ T32] r4:00000000 [ 1349.164463][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.164555][ T32] r9:83018205 r8:8563d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1349.164581][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.164636][ T32] r5:00001000 r4:eb8db000 [ 1349.164683][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.164728][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.164773][ T32] r5:8566bf8c r4:8566bc00 [ 1349.164793][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.164864][ T32] r7:ddde2d80 r6:83018200 r5:8566bf8c r4:8487c580 [ 1349.164914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.165002][ T32] r10:61c88647 r9:8563d400 r8:8487c5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.165028][ T32] r4:8487c580 [ 1349.165057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.165108][ T32] r10:00000000 r9:8487c580 r8:8027f5e8 r7:ebb59e60 r6:8487c600 r5:8563d400 [ 1349.165132][ T32] r4:00000001 [ 1349.165152][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.165189][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1349.165229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.165262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.165302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.165350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.165396][ T32] r4:851d7540 [ 1349.190453][ T32] INFO: task kworker/1:831:5528 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.190592][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.190722][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.190787][ T32] Call trace: [ 1349.190822][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.190882][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.190937][ T32] r4:00000000 [ 1349.190969][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.191012][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.191044][ T32] 1d20: da4cd000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.191076][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.191103][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.191148][ T32] r5:80070013 r4:80239bb0 [ 1349.191172][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.191218][ T32] r4:82ac11e4 [ 1349.191258][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.191311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.191357][ T32] r4:e0631dc0 [ 1349.191381][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.191450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.191494][ T32] r4:00000000 [ 1349.191518][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.191571][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.191596][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.191642][ T32] r5:00001000 r4:e01cf000 [ 1349.191663][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.191729][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.191780][ T32] r5:8436478c r4:84364400 [ 1349.191801][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.191852][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.191873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.191929][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.191955][ T32] r4:8494cf80 [ 1349.191976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.192028][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.192051][ T32] r4:00000001 [ 1349.192071][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.192108][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.192137][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.192167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.192196][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.192227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.192272][ T32] r4:84be4100 [ 1349.192299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.192330][ T32] INFO: task kworker/1:832:5531 blocked for more than 475 seconds. [ 1349.192363][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.192388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.192409][ T32] task:kworker/1:832 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.192455][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.192518][ T32] Call trace: [ 1349.192554][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.192625][ T32] r10:829188dc r9:ebb5dd84 r8:00000002 r7:60000113 r6:ebb5dd8c r5:8563e000 [ 1349.192654][ T32] r4:8563e000 [ 1349.192674][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.192718][ T32] r5:8563e000 r4:829188d8 [ 1349.192748][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.192813][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.192868][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 [ 1349.192895][ T32] r4:00000000 [ 1349.192916][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.192956][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.192994][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.193038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7540 [ 1349.193061][ T32] r4:00000000 [ 1349.193081][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.193129][ T32] r9:83018205 r8:8563e000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1349.193150][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.193194][ T32] r5:00001000 r4:eb923000 [ 1349.193214][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.193264][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.193333][ T32] r5:8567438c r4:85674000 [ 1349.193356][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.193405][ T32] r7:ddde2d80 r6:83018200 r5:8567438c r4:8487c680 [ 1349.193446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.193500][ T32] r10:61c88647 r9:8563e000 r8:8487c6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.193524][ T32] r4:8487c680 [ 1349.193543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.193591][ T32] r10:00000000 r9:8487c680 r8:8027f5e8 r7:ebb59e60 r6:8487c700 r5:8563e000 [ 1349.193615][ T32] r4:00000001 [ 1349.193676][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.193720][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 1349.193749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.193778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.193816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.193850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.193873][ T32] r4:851d78c0 [ 1349.194234][ T32] INFO: task kworker/1:832:5531 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.194269][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.194347][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.194393][ T32] Call trace: [ 1349.194423][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.194486][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.194523][ T32] r4:00000000 [ 1349.194546][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.194589][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.194620][ T32] 1d20: da4cd000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.194652][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.194689][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.194718][ T32] r5:80070013 r4:80239bb0 [ 1349.194740][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.194783][ T32] r4:82ac11e4 [ 1349.194831][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.194882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.194926][ T32] r4:e0631dc0 [ 1349.194969][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.195019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.195073][ T32] r4:00000000 [ 1349.195117][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.195172][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.195255][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.195306][ T32] r5:00001000 r4:e01cf000 [ 1349.195339][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.195383][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.195437][ T32] r5:8436478c r4:84364400 [ 1349.195539][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.208446][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.208499][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.208575][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.208600][ T32] r4:8494cf80 [ 1349.208620][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.208705][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.208765][ T32] r4:00000001 [ 1349.208800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.208844][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 6 printk messages dropped ** [ 1349.209127][ T32] INFO: task kworker/1:833:5532 blocked for more than 475 seconds. ** 12 printk messages dropped ** [ 1349.209706][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 ** 9 printk messages dropped ** [ 1349.210127][ T32] r5:00001000 r4:eb9b5000 [ 1349.210173][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.210341][ T32] r7:ddde2d80 r6:83018200 r5:85674b8c r4:8487c780 ** 10 printk messages dropped ** [ 1349.210730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1349.211696][ T32] 1d20: da7f6000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 16 printk messages dropped ** [ 1349.212411][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1349.213017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 13 printk messages dropped ** [ 1349.213631][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1349.214102][ T32] r5:00001000 r4:eb9c1000 ** 5 printk messages dropped ** [ 1349.214294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.214685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.214738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.214774][ T32] r4:851d7bc0 [ 1349.215090][ T32] INFO: task kworker/1:834:5535 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.215124][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.215203][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.215268][ T32] Call trace: [ 1349.215322][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.215375][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.215409][ T32] r4:00000000 [ 1349.215472][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.233329][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.233384][ T32] 1d20: dac8e000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.233418][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.233466][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.233499][ T32] r5:80070013 r4:80239bb0 [ 1349.233521][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.233623][ T32] r4:82ac11e4 [ 1349.233666][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.233718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.233742][ T32] r4:e0631dc0 [ 1349.233790][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.233841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.233865][ T32] r4:00000000 [ 1349.233899][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.233954][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.233977][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.234024][ T32] r5:00001000 r4:e01cf000 [ 1349.234044][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.234086][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.234152][ T32] r5:8436478c r4:84364400 [ 1349.234197][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.234298][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.234343][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.234403][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.234428][ T32] r4:8494cf80 [ 1349.234448][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.234498][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.234522][ T32] r4:00000001 [ 1349.234542][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.234580][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.234634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.234807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.234888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.234964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.235013][ T32] r4:84be4100 [ 1349.235058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.235105][ T32] INFO: task kworker/1:835:5537 blocked for more than 475 seconds. [ 1349.235183][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.235263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.235308][ T32] task:kworker/1:835 state:D stack:0 pid:5537 tgid:5537 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.235396][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.240345][ T32] Call trace: [ 1349.240510][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.240584][ T32] r10:829188dc r9:ebb6dd84 r8:00000002 r7:60000113 r6:ebb6dd8c r5:85640000 [ 1349.240611][ T32] r4:85640000 [ 1349.240634][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.240687][ T32] r5:85640000 r4:829188d8 [ 1349.240708][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.240749][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1349.240970][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.241290][ T32] r5:00001000 r4:eba23000 ** 6 printk messages dropped ** [ 1349.241700][ T32] r10:61c88647 r9:85640000 r8:8487c9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1349.243004][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 18 printk messages dropped ** [ 1349.243899][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.244275][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.244302][ T32] r4:8494cf80 [ 1349.244322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.244372][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.244409][ T32] r4:00000001 [ 1349.244454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.244504][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.244577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.244630][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.244688][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.244723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.244762][ T32] r4:84be4100 [ 1349.244794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.244824][ T32] INFO: task kworker/1:836:5538 blocked for more than 475 seconds. [ 1349.244877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.244907][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.244929][ T32] task:kworker/1:836 state:D stack:0 pid:5538 tgid:5538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.244975][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.245038][ T32] Call trace: [ 1349.245135][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.245188][ T32] r10:829188dc r9:ebb71d84 r8:00000002 r7:60000113 r6:ebb71d8c r5:85640c00 [ 1349.245213][ T32] r4:85640c00 [ 1349.245233][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.245292][ T32] r5:85640c00 r4:829188d8 [ 1349.245315][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.245379][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.245434][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb71e08 ** 7 printk messages dropped ** [ 1349.262711][ T32] r9:83018205 r8:85640c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 1 printk messages dropped ** [ 1349.262808][ T32] r5:00001000 r4:eb9d3000 ** 10 printk messages dropped ** [ 1349.263223][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1349.264018][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1349.265092][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.276317][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1349.276960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1349.277698][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.277893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8435b040 ** 4 printk messages dropped ** [ 1349.278160][ T32] r5:00001000 r4:eb9df000 ** 4 printk messages dropped ** [ 1349.278575][ T32] r7:ddde2d80 r6:83018200 r5:8567578c r4:8487cb80 ** 12 printk messages dropped ** [ 1349.279114][ T32] r4:8435b080 ** 5 printk messages dropped ** [ 1349.279961][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 16 printk messages dropped ** [ 1349.280742][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1349.281356][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.281405][ T32] r4:00000001 [ 1349.281448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.281510][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.281542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.281572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.281629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.281690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.281715][ T32] r4:84be4100 [ 1349.281746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.281775][ T32] INFO: task kworker/1:838:5544 blocked for more than 475 seconds. [ 1349.281825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.281875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.281943][ T32] task:kworker/1:838 state:D stack:0 pid:5544 tgid:5544 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.281997][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.282087][ T32] Call trace: [ 1349.282144][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.282195][ T32] r10:829188dc r9:ebb79d84 r8:00000002 r7:60000113 r6:ebb79d8c r5:85642400 [ 1349.282219][ T32] r4:85642400 [ 1349.282239][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.282367][ T32] r5:85642400 r4:829188d8 [ 1349.282392][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.282435][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.282485][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb79e08 [ 1349.282507][ T32] r4:00000000 [ 1349.282572][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.282617][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.282953][ T32] r5:00001000 r4:eb9f1000 [ 1349.282977][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.283304][ T32] r4:8487cc80 ** 7 printk messages dropped ** [ 1349.283653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1349.284619][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1349.284943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 11 printk messages dropped ** [ 1349.306151][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1349.306867][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1349.307391][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.307636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8435b280 [ 1349.307665][ T32] r4:00000000 [ 1349.307703][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.307792][ T32] r9:83018205 r8:85643000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1349.307818][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.307865][ T32] r5:00001000 r4:eb9fd000 [ 1349.307885][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.307926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.307991][ T32] r5:85675f8c r4:85675c00 [ 1349.308014][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.308063][ T32] r7:ddde2d80 r6:83018200 r5:85675f8c r4:8487cd80 [ 1349.308086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.308157][ T32] r10:61c88647 r9:85643000 r8:8487cdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.308204][ T32] r4:8487cd80 [ 1349.308226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.308276][ T32] r10:00000000 r9:8487cd80 r8:8027f5e8 r7:ebb6de60 r6:8487ce00 r5:85643000 [ 1349.308310][ T32] r4:00000001 [ 1349.308332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.308391][ T32] Exception stack(0xebb7dfb0 to 0xebb7dff8) [ 1349.308423][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.308461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.308496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.308538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.308566][ T32] r4:8435b180 [ 1349.309073][ T32] INFO: task kworker/1:839:5545 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.309131][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.309232][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.309291][ T32] Call trace: [ 1349.309372][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.309473][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.309506][ T32] r4:00000000 [ 1349.309566][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.309612][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.309713][ T32] 1d20: db724000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.309751][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.309779][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1349.310158][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.310609][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1349.311112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1349.311823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8435b680 ** 4 printk messages dropped ** [ 1349.312008][ T32] r5:00001000 r4:eba2d000 ** 9 printk messages dropped ** [ 1349.312524][ T32] r10:00000000 r9:8487ce80 r8:8027f5e8 r7:ebb6de60 r6:8487cf00 r5:85643c00 ** 12 printk messages dropped ** [ 1349.313488][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1349.314048][ T32] r4:e0631dc0 ** 8 printk messages dropped ** [ 1349.314457][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1349.315056][ T32] r4:84be4100 ** 7 printk messages dropped ** [ 1349.315318][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1349.357146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8435b880 ** 7 printk messages dropped ** [ 1349.357868][ T32] r5:85676b8c r4:85676800 [ 1349.357974][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.358100][ T32] r7:ddde2d80 r6:83018200 r5:85676b8c r4:8487cf80 [ 1349.358151][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.358286][ T32] r10:61c88647 r9:85644800 r8:8487cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.358353][ T32] r4:8487cf80 [ 1349.358424][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.358537][ T32] r10:00000000 r9:8487cf80 r8:8027f5e8 r7:ebb69e60 r6:850e8000 r5:85644800 [ 1349.358591][ T32] r4:00000001 [ 1349.358702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.358827][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) [ 1349.358941][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.359017][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.359108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.359180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.359234][ T32] r4:8435b640 [ 1349.360184][ T32] INFO: task kworker/1:841:5550 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.360269][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.360421][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.360531][ T32] Call trace: [ 1349.360606][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.360718][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.360779][ T32] r4:00000000 [ 1349.360829][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.360957][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.361063][ T32] 1d20: dba66000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.361142][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.361205][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.361262][ T32] r5:80070013 r4:80239bb0 [ 1349.361309][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.361401][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.361600][ T32] r4:e0631dc0 ** 9 printk messages dropped ** [ 1349.362410][ T32] r5:8436478c r4:84364400 ** 8 printk messages dropped ** [ 1349.363137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1349.363960][ T32] task:kworker/1:842 state:D stack:0 pid:5551 tgid:5551 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1349.383409][ T32] r5:00001000 r4:dfac1000 [ 1349.383468][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1349.383905][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1349.401189][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.402039][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 11 printk messages dropped ** [ 1349.402982][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1349.404426][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.405235][ T32] Call trace: [ 1349.405371][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.416680][ T32] r10:829188dc r9:eba79d84 r8:00000002 r7:60000013 r6:eba79d8c r5:85648000 [ 1349.416881][ T32] r4:85648000 [ 1349.416946][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.417071][ T32] r5:85648000 r4:829188d8 [ 1349.417122][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.417213][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.417317][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 1349.417397][ T32] r4:00000000 [ 1349.417463][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.417552][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.417685][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.417827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8435bbc0 [ 1349.417898][ T32] r4:00000000 [ 1349.417964][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.418079][ T32] r9:83018205 r8:85648000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1349.418152][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.418276][ T32] r5:00001000 r4:e8a63000 [ 1349.418336][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.418472][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.418612][ T32] r5:8567738c r4:85677000 [ 1349.418704][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.418821][ T32] r7:ddde2d80 r6:83018200 r5:8567738c r4:850e8180 [ 1349.418911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.419034][ T32] r10:61c88647 r9:85648000 r8:850e81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.419094][ T32] r4:850e8180 [ 1349.419143][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.419283][ T32] r10:00000000 r9:850e8180 r8:8027f5e8 r7:ebb85e60 r6:850e8200 r5:85648000 [ 1349.419362][ T32] r4:00000001 [ 1349.419418][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.419512][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 1349.419626][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.419812][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.421777][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 10 printk messages dropped ** [ 1349.422631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 ** 14 printk messages dropped ** [ 1349.423993][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 13 printk messages dropped ** [ 1349.425016][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.453887][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.454583][ T32] r5:00001000 r4:eb0bd000 ** 3 printk messages dropped ** [ 1349.455061][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.466462][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.466861][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.468508][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 8 printk messages dropped ** [ 1349.469136][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.469358][ T32] r4:e0631dc0 ** 4 printk messages dropped ** [ 1349.469807][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 3 printk messages dropped ** [ 1349.470179][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.470276][ T32] r5:8436478c r4:84364400 [ 1349.470325][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.470451][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.470507][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.470611][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.470665][ T32] r4:8494cf80 [ 1349.470714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.470817][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.470868][ T32] r4:00000001 [ 1349.470920][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.470999][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.471060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.471127][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.471189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.471274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.471333][ T32] r4:84be4100 [ 1349.471399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.471542][ T32] INFO: task kworker/1:845:5559 blocked for more than 475 seconds. [ 1349.471680][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.471745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.471819][ T32] task:kworker/1:845 state:D stack:0 pid:5559 tgid:5559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.471960][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.472135][ T32] Call trace: [ 1349.472266][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.472449][ T32] r10:829188dc r9:ebb95d84 r8:00000002 r7:60000013 r6:ebb95d8c r5:85648c00 [ 1349.472517][ T32] r4:85648c00 [ 1349.472564][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.472701][ T32] r5:85648c00 r4:829188d8 [ 1349.472763][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.472870][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.473009][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 [ 1349.473075][ T32] r4:00000000 [ 1349.473122][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.473264][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.473353][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.473448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cd180 [ 1349.473515][ T32] r4:00000000 [ 1349.473562][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.473681][ T32] r9:83018205 r8:85648c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1349.473752][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.473864][ T32] r5:00001000 r4:eb1c9000 [ 1349.473928][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.474019][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.474113][ T32] r5:85677b8c r4:85677800 [ 1349.474161][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.474259][ T32] r7:ddde2d80 r6:83018200 r5:85677b8c r4:850e8380 [ 1349.474308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.474411][ T32] r10:61c88647 r9:85648c00 r8:850e83ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.474463][ T32] r4:850e8380 ** 2 printk messages dropped ** [ 1349.474682][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1349.499997][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.501050][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1349.501949][ T32] r5:00001000 r4:e01cf000 ** 9 printk messages dropped ** [ 1349.502847][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 17 printk messages dropped ** [ 1349.504211][ T32] r4:8564bc00 ** 7 printk messages dropped ** [ 1349.504841][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.505442][ T32] r5:00001000 r4:eb257000 ** 7 printk messages dropped ** [ 1349.526788][ T32] r4:850e8480 ** 2 printk messages dropped ** [ 1349.527018][ T32] r4:00000001 [ 1349.527071][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.527157][ T32] Exception stack(0xebb99fb0 to 0xebb99ff8) [ 1349.527225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.527291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.527367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.527441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.527494][ T32] r4:848cd340 [ 1349.528419][ T32] INFO: task kworker/1:846:5560 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.528557][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.528845][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.528991][ T32] Call trace: [ 1349.529106][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.529252][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.529334][ T32] r4:00000000 [ 1349.529394][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.529492][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.529562][ T32] 1d20: dc6e0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.529705][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.529792][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.529853][ T32] r5:80070013 r4:80239bb0 [ 1349.529912][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.530008][ T32] r4:82ac11e4 [ 1349.530057][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.530170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.530244][ T32] r4:e0631dc0 [ 1349.530310][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.530838][ T32] r5:00001000 r4:e01cf000 ** 7 printk messages dropped ** [ 1349.531665][ T32] r4:8494cf80 ** 8 printk messages dropped ** [ 1349.532332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1349.533736][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb9de08 ** 9 printk messages dropped ** [ 1349.534625][ T32] r5:00001000 r4:eb211000 ** 4 printk messages dropped ** [ 1349.535151][ T32] r7:ddde2d80 r6:83018200 r5:85677f8c r4:850e8580 ** 1 printk messages dropped ** [ 1349.535315][ T32] r10:61c88647 r9:8564c800 r8:850e85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.535367][ T32] r4:850e8580 [ 1349.535412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.558747][ T32] r10:00000000 r9:850e8580 r8:8027f5e8 r7:ebb99e60 r6:850e8600 r5:8564c800 [ 1349.558902][ T32] r4:00000001 [ 1349.558962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.559079][ T32] Exception stack(0xebb9dfb0 to 0xebb9dff8) [ 1349.559146][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.559216][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.559284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.559356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.559415][ T32] r4:845f0080 [ 1349.560313][ T32] INFO: task kworker/1:847:5563 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.560421][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.560648][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.560791][ T32] Call trace: [ 1349.560890][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.561026][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 7 printk messages dropped ** [ 1349.561628][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1349.563262][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1349.563689][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.563809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.563925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.564129][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.564213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.564270][ T32] r4:84be4100 [ 1349.564393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1349.565410][ T32] r10:829188dc r9:ebba1d84 r8:00000002 r7:60000113 r6:ebba1d8c r5:8564a400 ** 15 printk messages dropped ** [ 1349.592075][ T32] r5:00001000 r4:eb3a9000 ** 1 printk messages dropped ** [ 1349.592228][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1349.595014][ T32] INFO: task kworker/1:848:5564 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 5 printk messages dropped ** [ 1349.616486][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.616906][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 4 printk messages dropped ** [ 1349.617225][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1349.617844][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.618362][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 2 printk messages dropped ** [ 1349.618605][ T32] r4:8494cf80 ** 2 printk messages dropped ** [ 1349.618831][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1349.618978][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) ** 4 printk messages dropped ** [ 1349.619335][ T32] r4:84be4100 ** 2 printk messages dropped ** [ 1349.619542][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1349.619787][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.620147][ T32] r4:849ce000 ** 3 printk messages dropped ** [ 1349.620443][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.621036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845f04c0 ** 4 printk messages dropped ** [ 1349.621444][ T32] r5:00001000 r4:eb2fb000 [ 1349.621528][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.621623][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1349.621939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.622329][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.622615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.622691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.622767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.622855][ T32] r4:845f00c0 [ 1349.623799][ T32] INFO: task kworker/1:849:5567 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.623928][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.624094][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.624190][ T32] Call trace: [ 1349.624316][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.624433][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.624501][ T32] r4:00000000 [ 1349.624555][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.624639][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.624734][ T32] 1d20: dce7f000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.624822][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.624900][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.624959][ T32] r5:80070013 r4:80239bb0 [ 1349.625007][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.625098][ T32] r4:82ac11e4 [ 1349.625144][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.625259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.625320][ T32] r4:e0631dc0 [ 1349.625365][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.625462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.646300][ T32] r4:00000000 [ 1349.646435][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.646587][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.646854][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.646979][ T32] r5:00001000 r4:e01cf000 [ 1349.647029][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.647133][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.647234][ T32] r5:8436478c r4:84364400 [ 1349.647285][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.647405][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.647481][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.647592][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.647677][ T32] r4:8494cf80 [ 1349.647732][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.647853][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.647920][ T32] r4:00000001 [ 1349.647982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.648075][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.648144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.648210][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.648275][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.648341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.648392][ T32] r4:84be4100 [ 1349.648460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.648546][ T32] INFO: task kworker/1:850:5568 blocked for more than 476 seconds. [ 1349.648617][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.648676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.648726][ T32] task:kworker/1:850 state:D stack:0 pid:5568 tgid:5568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.648870][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.648979][ T32] Call trace: [ 1349.649254][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.649381][ T32] r10:829188dc r9:ebba5d84 r8:00000002 r7:60000013 r6:ebba5d8c r5:849cc800 [ 1349.649444][ T32] r4:849cc800 [ 1349.649517][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.649735][ T32] r5:849cc800 r4:829188d8 [ 1349.649797][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.649963][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.650090][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba5e08 [ 1349.650157][ T32] r4:00000000 [ 1349.650211][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.650295][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.650443][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.650548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845f0640 [ 1349.650604][ T32] r4:00000000 [ 1349.650666][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.650778][ T32] r9:83018205 r8:849cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1349.650840][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.650943][ T32] r5:00001000 r4:eb343000 [ 1349.651005][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.651120][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.651222][ T32] r5:85680b8c r4:85680800 [ 1349.651322][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.651449][ T32] r7:ddde2d80 r6:83018200 r5:85680b8c r4:850e8800 [ 1349.651596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.651717][ T32] r10:61c88647 r9:849cc800 r8:850e882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.651772][ T32] r4:850e8800 [ 1349.651818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.651928][ T32] r10:00000000 r9:850e8800 r8:8027f5e8 r7:ebba1e60 r6:851dc400 r5:849cc800 ** 2 printk messages dropped ** [ 1349.652102][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) ** 4 printk messages dropped ** [ 1349.652466][ T32] r4:845f00c0 ** 1 printk messages dropped ** [ 1349.653465][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.654274][ T32] Exception stack(0xe0631d28 to 0xe0631d70) ** 3 printk messages dropped ** [ 1349.654611][ T32] r5:80070013 r4:80239bb0 [ 1349.654667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.654760][ T32] r4:82ac11e4 [ 1349.654821][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.654953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.655025][ T32] r4:e0631dc0 [ 1349.655075][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.655172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.655223][ T32] r4:00000000 [ 1349.655285][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.655404][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.655468][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.688462][ T32] r5:00001000 r4:e01cf000 [ 1349.688551][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.688689][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.688793][ T32] r5:8436478c r4:84364400 [ 1349.688849][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.688972][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.689045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.689164][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.689222][ T32] r4:8494cf80 [ 1349.689276][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.689387][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.689445][ T32] r4:00000001 [ 1349.689494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.689589][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.689700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.689782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.689846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.689927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.689985][ T32] r4:84be4100 [ 1349.690039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.690105][ T32] INFO: task kworker/1:851:5571 blocked for more than 476 seconds. [ 1349.690175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.690231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.690282][ T32] task:kworker/1:851 state:D stack:0 pid:5571 tgid:5571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.690433][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.690572][ T32] Call trace: [ 1349.690670][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.690791][ T32] r10:829188dc r9:ebba9d84 r8:00000002 r7:60000013 r6:ebba9d8c r5:849cec00 [ 1349.690853][ T32] r4:849cec00 [ 1349.690913][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.691034][ T32] r5:849cec00 r4:829188d8 [ 1349.691094][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.691189][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.691301][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1349.691373][ T32] r4:00000000 [ 1349.691453][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.691550][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.691653][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.691781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845f0b40 [ 1349.691857][ T32] r4:00000000 [ 1349.691999][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.692209][ T32] r9:83018205 r8:849cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1349.692268][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.692365][ T32] r5:00001000 r4:eb4cd000 [ 1349.692414][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.692522][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.692634][ T32] r5:85681b8c r4:85681800 [ 1349.692684][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.692785][ T32] r7:ddde2d80 r6:83018200 r5:85681b8c r4:850e8880 [ 1349.692833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.692963][ T32] r10:61c88647 r9:849cec00 r8:850e88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.693022][ T32] r4:850e8880 [ 1349.693068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.693171][ T32] r10:00000000 r9:850e8880 r8:8027f5e8 r7:ebba1e60 r6:851dc480 r5:849cec00 [ 1349.693223][ T32] r4:00000001 [ 1349.693283][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.693369][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) ** 1 printk messages dropped ** [ 1349.693515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1349.694772][ T32] INFO: task kworker/1:851:5571 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.694847][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.694987][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.695086][ T32] Call trace: [ 1349.695186][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.695304][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.695359][ T32] r4:00000000 [ 1349.695556][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.707956][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.708068][ T32] 1d20: dd313000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.708165][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.708234][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.708314][ T32] r5:80070013 r4:80239bb0 [ 1349.708389][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.708539][ T32] r4:82ac11e4 [ 1349.708603][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.708710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.708788][ T32] r4:e0631dc0 [ 1349.708847][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.708961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.709020][ T32] r4:00000000 [ 1349.709072][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.709186][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.709245][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.709367][ T32] r5:00001000 r4:e01cf000 [ 1349.709440][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.709560][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.709687][ T32] r5:8436478c r4:84364400 [ 1349.709740][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.709843][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.709916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.710033][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.710085][ T32] r4:8494cf80 [ 1349.710131][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.710237][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.710289][ T32] r4:00000001 [ 1349.710335][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.710419][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.710508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.710604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.710689][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.710769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.710822][ T32] r4:84be4100 [ 1349.710892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.710970][ T32] INFO: task kworker/1:852:5572 blocked for more than 476 seconds. [ 1349.711056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.711119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.711204][ T32] task:kworker/1:852 state:D stack:0 pid:5572 tgid:5572 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.711385][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.711501][ T32] Call trace: [ 1349.711576][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.711702][ T32] r10:829188dc r9:ebbadd84 r8:00000002 r7:60000013 r6:ebbadd8c r5:849cd400 [ 1349.711818][ T32] r4:849cd400 [ 1349.711900][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.712001][ T32] r5:849cd400 r4:829188d8 [ 1349.712064][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.712160][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.712313][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbade08 [ 1349.712373][ T32] r4:00000000 [ 1349.712422][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.712510][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.712595][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.712694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845f08c0 [ 1349.712751][ T32] r4:00000000 [ 1349.712829][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.712954][ T32] r9:83018205 r8:849cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1349.713035][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.713181][ T32] r5:00001000 r4:eb401000 [ 1349.713251][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.713350][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.713454][ T32] r5:8568138c r4:85681000 [ 1349.713504][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.713610][ T32] r7:ddde2d80 r6:83018200 r5:8568138c r4:850e8900 [ 1349.713688][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.713820][ T32] r10:61c88647 r9:849cd400 r8:850e892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.713906][ T32] r4:850e8900 [ 1349.713996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.714144][ T32] r10:00000000 r9:850e8900 r8:8027f5e8 r7:ebba9e60 r6:851dc500 r5:849cd400 [ 1349.714214][ T32] r4:00000001 [ 1349.714271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.714354][ T32] Exception stack(0xebbadfb0 to 0xebbadff8) ** 2 printk messages dropped ** [ 1349.714549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.738340][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.738640][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 4 printk messages dropped ** [ 1349.739004][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 ** 4 printk messages dropped ** [ 1349.739217][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1349.739501][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.739569][ T32] r5:00001000 r4:e01cf000 [ 1349.739593][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.739636][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.739690][ T32] r5:8436478c r4:84364400 [ 1349.739711][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.739761][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.739790][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.739890][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.739940][ T32] r4:8494cf80 [ 1349.740065][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.740164][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.740240][ T32] r4:00000001 [ 1349.740457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.740563][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.740664][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.740719][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.740751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.740783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.740826][ T32] r4:84be4100 [ 1349.740865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.740899][ T32] INFO: task kworker/1:853:5574 blocked for more than 476 seconds. [ 1349.740958][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.741001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.741025][ T32] task:kworker/1:853 state:D stack:0 pid:5574 tgid:5574 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.741117][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.741207][ T32] Call trace: [ 1349.741267][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.741319][ T32] r10:829188dc r9:ebbb1d84 r8:00000002 r7:60000113 r6:ebbb1d8c r5:849cb000 [ 1349.741364][ T32] r4:849cb000 [ 1349.741388][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.741432][ T32] r5:849cb000 r4:829188d8 [ 1349.741453][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.741494][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.741564][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb1e08 [ 1349.741606][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.741800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845f0a40 ** 4 printk messages dropped ** [ 1349.741980][ T32] r5:00001000 r4:eb49f000 ** 6 printk messages dropped ** [ 1349.742285][ T32] r10:61c88647 r9:849cb000 r8:850e89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.742307][ T32] r4:850e8980 [ 1349.742326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.742438][ T32] r10:00000000 r9:850e8980 r8:8027f5e8 r7:ebba9e60 r6:851dc580 r5:849cb000 [ 1349.742465][ T32] r4:00000001 [ 1349.742551][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.742592][ T32] Exception stack(0xebbb1fb0 to 0xebbb1ff8) [ 1349.742657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.742766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.742798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.742854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.742882][ T32] r4:845f0780 [ 1349.743350][ T32] INFO: task kworker/1:853:5574 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.743384][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.743468][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.743557][ T32] Call trace: [ 1349.743633][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.743695][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.743719][ T32] r4:00000000 [ 1349.743739][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.743778][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.743845][ T32] 1d20: dd58d000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.743883][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.743910][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.743936][ T32] r5:80070013 r4:80239bb0 [ 1349.743956][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.743999][ T32] r4:82ac11e4 [ 1349.744018][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.744084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.744111][ T32] r4:e0631dc0 [ 1349.744151][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.744201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.744244][ T32] r4:00000000 [ 1349.744268][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.744320][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.744342][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.744386][ T32] r5:00001000 r4:e01cf000 [ 1349.744406][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.744447][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.744491][ T32] r5:8436478c r4:84364400 [ 1349.744532][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.744585][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.744630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.744688][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.744711][ T32] r4:8494cf80 [ 1349.744752][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.744806][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.744829][ T32] r4:00000001 [ 1349.744849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.744885][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.744932][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.744976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.745027][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.745063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.745107][ T32] r4:84be4100 [ 1349.745130][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.745176][ T32] INFO: task kworker/1:854:5576 blocked for more than 476 seconds. [ 1349.745229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.745277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.745302][ T32] task:kworker/1:854 state:D stack:0 pid:5576 tgid:5576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.745394][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.745453][ T32] Call trace: [ 1349.765872][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.765964][ T32] r10:829188dc r9:ebbb5d84 r8:00000002 r7:60000013 r6:ebbb5d8c r5:849cbc00 [ 1349.766017][ T32] r4:849cbc00 [ 1349.766045][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.766091][ T32] r5:849cbc00 r4:829188d8 [ 1349.766132][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.766181][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.766253][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 [ 1349.766280][ T32] r4:00000000 [ 1349.766301][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.766362][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.766411][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.766458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845f0c40 [ 1349.766481][ T32] r4:00000000 [ 1349.766522][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.766597][ T32] r9:83018205 r8:849cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1349.766636][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.766715][ T32] r5:00001000 r4:eb55d000 [ 1349.766741][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.766804][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.766854][ T32] r5:85681f8c r4:85681c00 [ 1349.766874][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.766936][ T32] r7:ddde2d80 r6:83018200 r5:85681f8c r4:850e8a00 [ 1349.766961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.767033][ T32] r10:61c88647 r9:849cbc00 r8:850e8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.767061][ T32] r4:850e8a00 [ 1349.767081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.767152][ T32] r10:00000000 r9:850e8a00 r8:8027f5e8 r7:ebba9e60 r6:851dc600 r5:849cbc00 [ 1349.767179][ T32] r4:00000001 [ 1349.767208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.767251][ T32] Exception stack(0xebbb5fb0 to 0xebbb5ff8) [ 1349.767306][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.767340][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.767369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.767419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.767446][ T32] r4:845f0880 [ 1349.767948][ T32] INFO: task kworker/1:854:5576 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.767986][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.768080][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.768165][ T32] Call trace: [ 1349.768222][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.768299][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.768328][ T32] r4:00000000 [ 1349.768369][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.768419][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.768450][ T32] 1d20: dd930000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.768481][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.768529][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.768558][ T32] r5:80070013 r4:80239bb0 [ 1349.768581][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.768685][ T32] r4:82ac11e4 [ 1349.768734][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.768792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.768822][ T32] r4:e0631dc0 [ 1349.768843][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.768893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.768919][ T32] r4:00000000 [ 1349.768941][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.769046][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.769101][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.769186][ T32] r5:00001000 r4:e01cf000 [ 1349.769209][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.769252][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.769318][ T32] r5:8436478c r4:84364400 [ 1349.769344][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.769397][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.769418][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.769489][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.769517][ T32] r4:8494cf80 [ 1349.769537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.769608][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.769685][ T32] r4:00000001 [ 1349.769743][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.769788][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.769818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.769848][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.769914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.769951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.769974][ T32] r4:84be4100 [ 1349.769995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.770037][ T32] INFO: task kworker/1:855:5579 blocked for more than 476 seconds. [ 1349.770073][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.770099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.770122][ T32] task:kworker/1:855 state:D stack:0 pid:5579 tgid:5579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.770171][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.770234][ T32] Call trace: [ 1349.770289][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.770364][ T32] r10:829188dc r9:ebbb9d84 r8:00000002 r7:60000013 r6:ebbb9d8c r5:847d8000 [ 1349.770393][ T32] r4:847d8000 [ 1349.770434][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.770481][ T32] r5:847d8000 r4:829188d8 [ 1349.770522][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.770586][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.770664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb9e08 [ 1349.770730][ T32] r4:00000000 [ 1349.770757][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.770799][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.770858][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.770931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845f0dc0 [ 1349.770978][ T32] r4:00000000 [ 1349.771003][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.771053][ T32] r9:83018205 r8:847d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1349.771075][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.771118][ T32] r5:00001000 r4:eb679000 [ 1349.771138][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.771178][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.771222][ T32] r5:8568238c r4:85682000 ** 2 printk messages dropped ** [ 1349.771310][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.771684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.772452][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.772625][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1349.772955][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.773180][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.773535][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.773783][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.774035][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.774230][ T32] r4:847d8c00 ** 4 printk messages dropped ** [ 1349.774488][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 ** 7 printk messages dropped ** [ 1349.774779][ T32] r9:83018205 r8:847d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 1 printk messages dropped ** [ 1349.774891][ T32] r5:00001000 r4:eb877000 ** 3 printk messages dropped ** [ 1349.775069][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1349.775345][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1349.807239][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.808281][ T32] r5:80070013 r4:80239bb0 ** 4 printk messages dropped ** [ 1349.808727][ T32] r4:e0631dc0 [ 1349.808791][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.808909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.808983][ T32] r4:00000000 [ 1349.809034][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.809148][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.809205][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.809304][ T32] r5:00001000 r4:e01cf000 [ 1349.809378][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.809480][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.809602][ T32] r5:8436478c r4:84364400 [ 1349.809685][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.809799][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.809846][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.809967][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.810037][ T32] r4:8494cf80 [ 1349.810093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.810201][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.810267][ T32] r4:00000001 [ 1349.810315][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.810395][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.810458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.810546][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.810617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.810710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.810817][ T32] r4:84be4100 [ 1349.810883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.810957][ T32] INFO: task kworker/1:857:5582 blocked for more than 476 seconds. [ 1349.811039][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.811101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.811157][ T32] task:kworker/1:857 state:D stack:0 pid:5582 tgid:5582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.811305][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.811402][ T32] Call trace: [ 1349.811499][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.811609][ T32] r10:829188dc r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:847d9800 [ 1349.811666][ T32] r4:847d9800 [ 1349.811716][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.811814][ T32] r5:847d9800 r4:829188d8 [ 1349.811880][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.811982][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.812108][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 [ 1349.812167][ T32] r4:00000000 [ 1349.812219][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.812316][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.812410][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.812512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cd340 [ 1349.812569][ T32] r4:00000000 [ 1349.812620][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.812750][ T32] r9:83018205 r8:847d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1349.812810][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.812958][ T32] r5:00001000 r4:eb69d000 [ 1349.813012][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.813102][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.813197][ T32] r5:8568278c r4:85682400 [ 1349.813255][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.813360][ T32] r7:ddde2d80 r6:83018200 r5:8568278c r4:850e8b80 [ 1349.813411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.813543][ T32] r10:61c88647 r9:847d9800 r8:850e8bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.813603][ T32] r4:850e8b80 [ 1349.813670][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.813796][ T32] r10:00000000 r9:850e8b80 r8:8027f5e8 r7:ebbbde60 r6:851dc780 r5:847d9800 [ 1349.813855][ T32] r4:00000001 [ 1349.813941][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.814030][ T32] Exception stack(0xebbc1fb0 to 0xebbc1ff8) [ 1349.814095][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.814163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.814239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.814314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.814368][ T32] r4:848cd3c0 [ 1349.814984][ T32] INFO: task kworker/1:857:5582 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.815058][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.815188][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.815323][ T32] Call trace: [ 1349.815431][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.847474][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.847596][ T32] r4:00000000 [ 1349.847651][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.847776][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.847849][ T32] 1d20: de368000 e01a1000 00000001 80239b98 7f63f000 00000001 ** 4 printk messages dropped ** [ 1349.848198][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1349.848622][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.849161][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.849968][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.850422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.851229][ T32] r10:829188dc r9:ebbc5d84 r8:00000002 r7:60000013 r6:ebbc5d8c r5:847da400 ** 5 printk messages dropped ** [ 1349.851755][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc5e08 ** 8 printk messages dropped ** [ 1349.852483][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.852587][ T32] r5:00001000 r4:eb6f1000 [ 1349.852643][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.852733][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.852914][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.853277][ T32] r4:850e8c80 ** 3 printk messages dropped ** [ 1349.853531][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1349.853899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.853991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.854055][ T32] r4:84bf6080 [ 1349.854950][ T32] INFO: task kworker/1:858:5584 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.855033][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.855229][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.855330][ T32] Call trace: [ 1349.855422][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.880757][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.880844][ T32] r4:00000000 [ 1349.880909][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.881042][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.881120][ T32] 1d20: de5e0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.881195][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.881259][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.881331][ T32] r5:80070013 r4:80239bb0 [ 1349.881379][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.881475][ T32] r4:82ac11e4 [ 1349.881522][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.881620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.881697][ T32] r4:e0631dc0 [ 1349.881784][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.881909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.881967][ T32] r4:00000000 [ 1349.882015][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.882142][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.882221][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.882351][ T32] r5:00001000 r4:e01cf000 [ 1349.882425][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.882522][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.882629][ T32] r5:8436478c r4:84364400 [ 1349.882677][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.882782][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1349.882830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.882968][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.883027][ T32] r4:8494cf80 [ 1349.883076][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.883201][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1349.883277][ T32] r4:00000001 [ 1349.883330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.883414][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1349.883489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.883562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.883637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.883704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.883761][ T32] r4:84be4100 [ 1349.883816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.883911][ T32] INFO: task kworker/1:859:5587 blocked for more than 476 seconds. [ 1349.883985][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.884042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.884092][ T32] task:kworker/1:859 state:D stack:0 pid:5587 tgid:5587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.884280][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.884383][ T32] Call trace: [ 1349.884457][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1349.884564][ T32] r10:829188dc r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:847dbc00 [ 1349.884618][ T32] r4:847dbc00 [ 1349.884682][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1349.884790][ T32] r5:847dbc00 r4:829188d8 [ 1349.884837][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.884932][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.885041][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1349.885094][ T32] r4:00000000 [ 1349.885142][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1349.885230][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1349.885330][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.885435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf6300 [ 1349.896039][ T32] r4:00000000 [ 1349.896147][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.896301][ T32] r9:83018205 r8:847dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1349.896361][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.896479][ T32] r5:00001000 r4:eb8b1000 [ 1349.896541][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.896636][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.896764][ T32] r5:8568378c r4:85683400 [ 1349.896820][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.896936][ T32] r7:ddde2d80 r6:83018200 r5:8568378c r4:850e8c00 [ 1349.896986][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.897108][ T32] r10:61c88647 r9:847dbc00 r8:850e8c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.897198][ T32] r4:850e8c00 [ 1349.897251][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.897359][ T32] r10:00000000 r9:850e8c00 r8:8027f5e8 r7:ebbbde60 r6:851dc880 r5:847dbc00 [ 1349.897411][ T32] r4:00000001 [ 1349.897473][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.897571][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) [ 1349.897638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.897728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.897837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.897919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.897974][ T32] r4:84bf6340 [ 1349.898966][ T32] INFO: task kworker/1:859:5587 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.899073][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.899243][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.899354][ T32] Call trace: [ 1349.899436][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.899580][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.899707][ T32] r4:00000000 [ 1349.899801][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.899914][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.899993][ T32] 1d20: de5e0000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.900069][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.900133][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.900191][ T32] r5:80070013 r4:80239bb0 [ 1349.900290][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.900400][ T32] r4:82ac11e4 [ 1349.900469][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.900598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.900675][ T32] r4:e0631dc0 [ 1349.900783][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1349.901712][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 ** 12 printk messages dropped ** [ 1349.902706][ T32] r4:84be4100 ** 9 printk messages dropped ** [ 1349.903643][ T32] r4:847dc800 ** 9 printk messages dropped ** [ 1349.904534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf62c0 ** 6 printk messages dropped ** [ 1349.905169][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1349.941458][ T32] r4:84bf6340 ** 6 printk messages dropped ** [ 1349.943042][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.943648][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1349.945029][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1349.956995][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1349.958221][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.958751][ T32] r5:00001000 r4:eb8d5000 [ 1349.958849][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.958973][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.959069][ T32] r5:85683b8c r4:85683800 [ 1349.959119][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.959226][ T32] r7:ddde2d80 r6:83018200 r5:85683b8c r4:850e8d80 [ 1349.959282][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.959388][ T32] r10:61c88647 r9:847de000 r8:850e8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.959496][ T32] r4:850e8d80 [ 1349.959552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.959666][ T32] r10:00000000 r9:850e8d80 r8:8027f5e8 r7:ebbcde60 r6:851dc980 r5:847de000 [ 1349.959727][ T32] r4:00000001 [ 1349.959777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.959863][ T32] Exception stack(0xebbddfb0 to 0xebbddff8) [ 1349.959939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.960008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.960075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.960144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.960227][ T32] r4:84bf6440 [ 1349.961154][ T32] INFO: task kworker/1:861:5591 is blocked on a mutex likely owned by task kworker/1:288:3824. [ 1349.961242][ T32] task:kworker/1:288 state:R running task stack:0 pid:3824 tgid:3824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.961376][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.961522][ T32] Call trace: [ 1349.961689][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1349.961810][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 [ 1349.961867][ T32] r4:00000000 [ 1349.961956][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.962068][ T32] Exception stack(0xe0631d28 to 0xe0631d70) [ 1349.962141][ T32] 1d20: dea23000 e01a1000 00000001 80239b98 7f63f000 00000001 [ 1349.962213][ T32] 1d40: 82ac05a0 7f63f000 e01a1000 8280c930 82ac11c4 e0631da4 e0631da8 e0631d78 [ 1349.962305][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff [ 1349.962398][ T32] r5:80070013 r4:80239bb0 [ 1349.962484][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 1 printk messages dropped ** [ 1349.962655][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1349.964199][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 13 printk messages dropped ** [ 1349.965386][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.990504][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe1e08 ** 9 printk messages dropped ** [ 1349.991269][ T32] r5:00001000 r4:ebd09000 ** 5 printk messages dropped ** [ 1349.991754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1349.993957][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 10 printk messages dropped ** [ 1349.994683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 [ 1349.994730][ T32] r4:e0631dc0 [ 1349.994769][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1349.994858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4240 [ 1349.994912][ T32] r4:00000000 [ 1349.994952][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1349.995048][ T32] r9:83018205 r8:84b7bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.995095][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1349.995181][ T32] r5:00001000 r4:e01cf000 [ 1349.995248][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1349.995345][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.995445][ T32] r5:8436478c r4:84364400 [ 1349.995533][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.015989][ T32] r7:ddde2d80 r6:83018200 r5:8436478c r4:8494cf80 [ 1350.016033][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.016125][ T32] r10:61c88647 r9:84b7bc00 r8:8494cfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.016157][ T32] r4:8494cf80 [ 1350.016243][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.016329][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 [ 1350.016385][ T32] r4:00000001 [ 1350.016429][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.016513][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1350.016579][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.016652][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.016755][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.016824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.016876][ T32] r4:84be4100 ** 2 printk messages dropped ** [ 1350.017192][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1350.017850][ T32] r4:847db000 ** 4 printk messages dropped ** [ 1350.018267][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe9e08 ** 9 printk messages dropped ** [ 1350.018968][ T32] r5:00001000 r4:eb8ff000 [ 1350.019025][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.019116][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.019512][ T32] r10:61c88647 r9:847db000 r8:850e8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.020188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.021677][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 9 printk messages dropped ** [ 1350.022404][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1350.023249][ T32] r5:8436478c r4:84364400 ** 6 printk messages dropped ** [ 1350.023797][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 17 printk messages dropped ** [ 1350.024982][ T32] r4:855a0000 ** 8 printk messages dropped ** [ 1350.056647][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.057349][ T32] r5:84a31b8c r4:84a31800 ** 11 printk messages dropped ** [ 1350.058362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.060396][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 16 printk messages dropped ** [ 1350.061752][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1350.063182][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.063825][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.063954][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1350.064015][ T32] r4:00000000 [ 1350.064054][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.064153][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.064238][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.064346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143dc0 [ 1350.064399][ T32] r4:00000000 [ 1350.064439][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.064532][ T32] r9:83018005 r8:855a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1350.064578][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.064667][ T32] r5:00001000 r4:eae83000 [ 1350.064754][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.064838][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.064964][ T32] r5:84a3178c r4:84a31400 [ 1350.065012][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.065104][ T32] r7:dddced80 r6:83018000 r5:84a3178c r4:851dcc00 [ 1350.065152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.065248][ T32] r10:61c88647 r9:855a2400 r8:851dcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.065320][ T32] r4:851dcc00 [ 1350.065366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.065459][ T32] r10:00000000 r9:851dcc00 r8:8027f5e8 r7:eba5de60 r6:851dcc80 r5:855a2400 [ 1350.089039][ T32] r4:00000001 [ 1350.089162][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.089303][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 1350.089377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.089533][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.089598][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.089677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1350.091370][ T32] r10:82ac11c4 r9:84b7bc00 r8:80200be4 r7:e0631d5c r6:ffffffff r5:84b7bc00 ** 24 printk messages dropped ** [ 1350.093295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1350.095284][ T32] r4:855a0c00 ** 10 printk messages dropped ** [ 1350.108568][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.108853][ T32] r5:00001000 r4:ebd03000 ** 10 printk messages dropped ** [ 1350.109725][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.111213][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.112209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0631dc0 r5:e0631e08 ** 22 printk messages dropped ** [ 1350.113929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.114181][ T32] INFO: task kworker/0:370:5603 blocked for more than 476 seconds. [ 1350.114250][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.114303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.114370][ T32] task:kworker/0:370 state:D stack:0 pid:5603 tgid:5603 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.114500][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.114584][ T32] Call trace: [ 1350.114653][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.114749][ T32] r10:829188dc r9:ebbf1d84 r8:00000002 r7:60000113 r6:ebbf1d8c r5:855a3000 [ 1350.114820][ T32] r4:855a3000 [ 1350.114874][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.114965][ T32] r5:855a3000 r4:829188d8 [ 1350.115114][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.115205][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.115330][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf1e08 [ 1350.115382][ T32] r4:00000000 [ 1350.115465][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.136124][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.136267][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.136368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143880 [ 1350.136419][ T32] r4:00000000 [ 1350.136488][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.136608][ T32] r9:83018005 r8:855a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1350.136681][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.136779][ T32] r5:00001000 r4:eb505000 [ 1350.136820][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.136914][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.137002][ T32] r5:84a30f8c r4:84a30c00 [ 1350.137048][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.137149][ T32] r7:dddced80 r6:83018000 r5:84a30f8c r4:851dcd80 [ 1350.137219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.137320][ T32] r10:61c88647 r9:855a3000 r8:851dcdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.137372][ T32] r4:851dcd80 [ 1350.137420][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1350.137723][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) ** 5 printk messages dropped ** [ 1350.138864][ T32] INFO: task kworker/0:370:5603 is blocked on a mutex likely owned by task kworker/1:288:3824. ** 10 printk messages dropped ** [ 1350.139852][ T32] 1d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1350.140319][ T32] r4:e0631dc0 ** 8 printk messages dropped ** [ 1350.140951][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.141689][ T32] r10:00000000 r9:8494cf80 r8:8027f5e8 r7:e0625e60 r6:84be5000 r5:84b7bc00 ** 6 printk messages dropped ** [ 1350.142153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1350.142620][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.143308][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.143980][ T32] r9:83018005 r8:855a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 1 printk messages dropped ** [ 1350.144139][ T32] r5:00001000 r4:eb54b000 ** 4 printk messages dropped ** [ 1350.144682][ T32] r7:dddced80 r6:83018000 r5:855f438c r4:851dce80 ** 3 printk messages dropped ** [ 1350.144926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1350.145345][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.177103][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.177539][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 5 printk messages dropped ** [ 1350.177970][ T32] 9d60: 80230ad4 80239bb0 90070013 ffffffff ** 3 printk messages dropped ** [ 1350.178310][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1350.178694][ T32] r4:00000000 [ 1350.178747][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.178848][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.178905][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.179080][ T32] r5:00001000 r4:e01e9000 [ 1350.179134][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.179219][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.179317][ T32] r5:84364b8c r4:84364800 [ 1350.179407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.179509][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.179556][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.179656][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.179704][ T32] r4:84be5180 [ 1350.179751][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.179852][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.179907][ T32] r4:00000001 [ 1350.179954][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.180111][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.180174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.180236][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.180290][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.180355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.180445][ T32] r4:84be4200 [ 1350.180499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.180599][ T32] INFO: task kworker/0:372:5607 blocked for more than 476 seconds. [ 1350.180733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.180792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.180845][ T32] task:kworker/0:372 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.180972][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.181069][ T32] Call trace: [ 1350.181128][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.181230][ T32] r10:829188dc r9:ebbf5d84 r8:00000002 r7:60000113 r6:ebbf5d8c r5:855a4800 [ 1350.181360][ T32] r4:855a4800 [ 1350.181410][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.181501][ T32] r5:855a4800 r4:829188d8 [ 1350.181569][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.181720][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.181835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1350.181905][ T32] r4:00000000 [ 1350.181958][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.182039][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.182138][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.182238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0180 [ 1350.182341][ T32] r4:00000000 [ 1350.182406][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.182541][ T32] r9:83018005 r8:855a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1350.182617][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.182714][ T32] r5:00001000 r4:eb5a5000 [ 1350.182754][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.182835][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.182931][ T32] r5:855f478c r4:855f4400 [ 1350.182999][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.183110][ T32] r7:dddced80 r6:83018000 r5:855f478c r4:851dcf80 [ 1350.183157][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.183253][ T32] r10:61c88647 r9:855a4800 r8:851dcfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.183306][ T32] r4:851dcf80 [ 1350.183351][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.183441][ T32] r10:00000000 r9:851dcf80 r8:8027f5e8 r7:ebbc9e60 r6:84bee000 r5:855a4800 [ 1350.183489][ T32] r4:00000001 [ 1350.183528][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.183600][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1350.183658][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.183718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.183775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.183836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.183889][ T32] r4:84ae02c0 [ 1350.184421][ T32] INFO: task kworker/0:372:5607 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.184500][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.184742][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.184837][ T32] Call trace: [ 1350.184911][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.185012][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 2 printk messages dropped ** [ 1350.185212][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 7 printk messages dropped ** [ 1350.216553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 ** 10 printk messages dropped ** [ 1350.217390][ T32] r5:84364b8c r4:84364800 ** 3 printk messages dropped ** [ 1350.217734][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.217783][ T32] r4:84be5180 [ 1350.217826][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.217957][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.218041][ T32] r4:00000001 [ 1350.218095][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.218190][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.218255][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.218358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.218424][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.218482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.218534][ T32] r4:84be4200 [ 1350.218576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.218635][ T32] INFO: task kworker/0:373:5610 blocked for more than 476 seconds. [ 1350.218701][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.218795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.218843][ T32] task:kworker/0:373 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.218966][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.219124][ T32] Call trace: [ 1350.219211][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.219313][ T32] r10:829188dc r9:ebbf9d84 r8:00000002 r7:60000113 r6:ebbf9d8c r5:855a5400 [ 1350.219367][ T32] r4:855a5400 [ 1350.219406][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.219512][ T32] r5:855a5400 r4:829188d8 [ 1350.219586][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.219671][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.219768][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1350.219819][ T32] r4:00000000 [ 1350.219865][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.219951][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.220027][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.220114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0340 [ 1350.220162][ T32] r4:00000000 [ 1350.220201][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.220294][ T32] r9:83018005 r8:855a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1350.220421][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.220507][ T32] r5:00001000 r4:eb603000 [ 1350.220568][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.220649][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.220740][ T32] r5:855f4b8c r4:855f4800 [ 1350.220779][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.220869][ T32] r7:dddced80 r6:83018000 r5:855f4b8c r4:84bee080 [ 1350.220954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.221058][ T32] r10:61c88647 r9:855a5400 r8:84bee0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.221104][ T32] r4:84bee080 [ 1350.221145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.221244][ T32] r10:00000000 r9:84bee080 r8:8027f5e8 r7:ebbf5e60 r6:84bee100 r5:855a5400 [ 1350.221289][ T32] r4:00000001 [ 1350.221325][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.221399][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) ** 4 printk messages dropped ** [ 1350.221819][ T32] r4:84ae0300 ** 2 printk messages dropped ** [ 1350.222887][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.223473][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 9 printk messages dropped ** [ 1350.224177][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.224760][ T32] r5:84364b8c r4:84364800 ** 4 printk messages dropped ** [ 1350.225236][ T32] r4:84be5180 ** 4 printk messages dropped ** [ 1350.253431][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 6 printk messages dropped ** [ 1350.253923][ T32] INFO: task kworker/0:374:5611 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.254758][ T32] r4:855a6000 ** 3 printk messages dropped ** [ 1350.255092][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.256568][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.256663][ T32] r5:00001000 r4:eb717000 ** 3 printk messages dropped ** [ 1350.256965][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1350.257316][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.257423][ T32] r10:00000000 r9:84bee180 r8:8027f5e8 r7:ebbf9e60 r6:84bee200 r5:855a6000 [ 1350.257477][ T32] r4:00000001 [ 1350.257523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.257598][ T32] Exception stack(0xebbfdfb0 to 0xebbfdff8) [ 1350.257692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.257794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.257858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.257923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.257969][ T32] r4:84ae0300 [ 1350.258795][ T32] INFO: task kworker/0:374:5611 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.258867][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.258995][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.259099][ T32] Call trace: [ 1350.259201][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.259311][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.259362][ T32] r4:00000000 [ 1350.259403][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.259548][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.259620][ T32] 9d20: 7ff6f000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.259695][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.259756][ T32] 9d60: 80230ad4 80239bb0 90070013 ffffffff [ 1350.259807][ T32] r5:90070013 r4:80239bb0 [ 1350.259854][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.259938][ T32] r4:82ac11e4 [ 1350.259987][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.260079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.260130][ T32] r4:e0639dc0 [ 1350.260168][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.260337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.260416][ T32] r4:00000000 [ 1350.260488][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1350.260911][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.261471][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 ** 10 printk messages dropped ** [ 1350.262212][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1350.262536][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.262965][ T32] r5:855a6c00 r4:829188d8 ** 1 printk messages dropped ** [ 1350.263190][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.263289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1350.263349][ T32] r4:00000000 [ 1350.263393][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.263482][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.263639][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.263740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0540 [ 1350.263798][ T32] r4:00000000 [ 1350.263839][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.263980][ T32] r9:83018005 r8:855a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1350.264035][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.264123][ T32] r5:00001000 r4:eb637000 [ 1350.264169][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.264252][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.264341][ T32] r5:855f4f8c r4:855f4c00 [ 1350.264402][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.264500][ T32] r7:dddced80 r6:83018000 r5:855f4f8c r4:84bee280 [ 1350.264551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.264686][ T32] r10:61c88647 r9:855a6c00 r8:84bee2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.264739][ T32] r4:84bee280 [ 1350.264775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.264871][ T32] r10:00000000 r9:84bee280 r8:8027f5e8 r7:ebbfde60 r6:84bee300 r5:855a6c00 [ 1350.264925][ T32] r4:00000001 [ 1350.264963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.265042][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1350.265132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.265202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.265255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.265318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.265367][ T32] r4:84ae0300 [ 1350.293597][ T32] INFO: task kworker/0:375:5613 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.293778][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.293965][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.294502][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 11 printk messages dropped ** [ 1350.303154][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.304060][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1350.305336][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1350.321105][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.321764][ T32] r5:00001000 r4:eb72f000 [ 1350.321811][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.321897][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.321989][ T32] r5:855f578c r4:855f5400 [ 1350.322032][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.322142][ T32] r7:dddced80 r6:83018000 r5:855f578c r4:84bee380 [ 1350.322191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.322368][ T32] r10:61c88647 r9:855a1800 r8:84bee3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.322427][ T32] r4:84bee380 [ 1350.322472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.322576][ T32] r10:00000000 r9:84bee380 r8:8027f5e8 r7:ebbfde60 r6:84bee400 r5:855a1800 [ 1350.322627][ T32] r4:00000001 [ 1350.322680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.322752][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1350.322855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.322931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.322997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.323056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.323187][ T32] r4:84ae0640 [ 1350.324079][ T32] INFO: task kworker/0:376:5615 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.324170][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.324296][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.324387][ T32] Call trace: [ 1350.324445][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.324549][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.324603][ T32] r4:00000000 [ 1350.324657][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.324755][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.324865][ T32] 9d20: 807ce000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.324934][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.324994][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.325055][ T32] r5:80070013 r4:80239bb0 [ 1350.325102][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.325206][ T32] r4:82ac11e4 [ 1350.325257][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.325357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.325408][ T32] r4:e0639dc0 [ 1350.325445][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.335096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.335160][ T32] r4:00000000 [ 1350.335209][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.335325][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.335388][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.335592][ T32] r5:00001000 r4:e01e9000 [ 1350.336128][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.336198][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.336305][ T32] r5:84364b8c r4:84364800 [ 1350.336390][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.336496][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.336543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.336640][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.336717][ T32] r4:84be5180 [ 1350.336765][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.336874][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.336939][ T32] r4:00000001 [ 1350.336987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.337111][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.337222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.337308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.337395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.337517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.337591][ T32] r4:84be4200 [ 1350.337680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.337796][ T32] INFO: task kworker/0:377:5617 blocked for more than 476 seconds. [ 1350.337866][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.337954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.338013][ T32] task:kworker/0:377 state:D stack:0 pid:5617 tgid:5617 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.338140][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.338238][ T32] Call trace: [ 1350.338304][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.338404][ T32] r10:829188dc r9:ebc09d84 r8:00000002 r7:60000013 r6:ebc09d8c r5:84ac0000 [ 1350.338459][ T32] r4:84ac0000 [ 1350.338506][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.338593][ T32] r5:84ac0000 r4:829188d8 [ 1350.338633][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.338725][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.338821][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1350.338874][ T32] r4:00000000 [ 1350.338919][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.339001][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.339096][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.339206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0ac0 [ 1350.339263][ T32] r4:00000000 [ 1350.339310][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.339409][ T32] r9:83018005 r8:84ac0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1350.339452][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.339542][ T32] r5:00001000 r4:eb7a3000 [ 1350.339612][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.339776][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.339866][ T32] r5:855f5f8c r4:855f5c00 [ 1350.339926][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.340020][ T32] r7:dddced80 r6:83018000 r5:855f5f8c r4:84bee480 [ 1350.340063][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.340161][ T32] r10:61c88647 r9:84ac0000 r8:84bee4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.340208][ T32] r4:84bee480 [ 1350.340248][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.340342][ T32] r10:00000000 r9:84bee480 r8:8027f5e8 r7:ebc05e60 r6:84bee500 r5:84ac0000 [ 1350.340388][ T32] r4:00000001 [ 1350.340441][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.340508][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1350.340566][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.340658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.340733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.340791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.340839][ T32] r4:84ae0780 [ 1350.341620][ T32] INFO: task kworker/0:377:5617 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.341718][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.341880][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.342022][ T32] Call trace: [ 1350.342098][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.342210][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.342266][ T32] r4:00000000 [ 1350.342306][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.342392][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.342455][ T32] 9d20: 807ce000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.342517][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.342576][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.342624][ T32] r5:80070013 r4:80239bb0 [ 1350.342700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.342813][ T32] r4:82ac11e4 [ 1350.342869][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.342962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.343012][ T32] r4:e0639dc0 [ 1350.343049][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.343143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.343215][ T32] r4:00000000 [ 1350.343286][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.343407][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.343457][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.343549][ T32] r5:00001000 r4:e01e9000 [ 1350.343612][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.343724][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.343816][ T32] r5:84364b8c r4:84364800 [ 1350.343864][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.343962][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.344003][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.344105][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.344156][ T32] r4:84be5180 [ 1350.344218][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.344359][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.344416][ T32] r4:00000001 [ 1350.344460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.344541][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.344594][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.344684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.344753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.344809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.344862][ T32] r4:84be4200 [ 1350.344902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.344957][ T32] INFO: task kworker/0:378:5620 blocked for more than 476 seconds. [ 1350.345009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.345062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.345103][ T32] task:kworker/0:378 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.345231][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.345391][ T32] Call trace: [ 1350.345454][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.379160][ T32] r10:829188dc r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:84ac0c00 [ 1350.379250][ T32] r4:84ac0c00 [ 1350.379302][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.379420][ T32] r5:84ac0c00 r4:829188d8 [ 1350.379468][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.379550][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.379656][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 [ 1350.379708][ T32] r4:00000000 [ 1350.379747][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.379851][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.379948][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.380040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0940 [ 1350.380086][ T32] r4:00000000 [ 1350.380153][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.380253][ T32] r9:83018005 r8:84ac0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1350.380298][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.380393][ T32] r5:00001000 r4:eb767000 [ 1350.380441][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.380530][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.380621][ T32] r5:855f5b8c r4:855f5800 [ 1350.380668][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.380778][ T32] r7:dddced80 r6:83018000 r5:855f5b8c r4:84bee580 [ 1350.380836][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.380935][ T32] r10:61c88647 r9:84ac0c00 r8:84bee5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.380994][ T32] r4:84bee580 [ 1350.381034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.381177][ T32] r10:00000000 r9:84bee580 r8:8027f5e8 r7:ebc09e60 r6:84bee600 r5:84ac0c00 [ 1350.381232][ T32] r4:00000001 [ 1350.381271][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.381397][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1350.381470][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.381580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.381678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.381816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1350.382970][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.383744][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 6 printk messages dropped ** [ 1350.384318][ T32] r4:e0639dc0 ** 6 printk messages dropped ** [ 1350.384835][ T32] r5:00001000 r4:e01e9000 ** 5 printk messages dropped ** [ 1350.385413][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1350.397264][ T32] task:kworker/0:379 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.398508][ T32] r5:84ac1800 r4:829188d8 [ 1350.398604][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.398696][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.398795][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 [ 1350.398894][ T32] r4:00000000 [ 1350.398958][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.399035][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.399140][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.399230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae0c80 [ 1350.399284][ T32] r4:00000000 [ 1350.399352][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.399456][ T32] r9:83018005 r8:84ac1800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1350.399505][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.399593][ T32] r5:00001000 r4:eb805000 [ 1350.399633][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.399735][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.399849][ T32] r5:855f638c r4:855f6000 [ 1350.399899][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.399994][ T32] r7:dddced80 r6:83018000 r5:855f638c r4:84bee680 [ 1350.400043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.400139][ T32] r10:61c88647 r9:84ac1800 r8:84bee6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.400194][ T32] r4:84bee680 [ 1350.400240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.400332][ T32] r10:00000000 r9:84bee680 r8:8027f5e8 r7:ebc09e60 r6:84bee700 r5:84ac1800 [ 1350.400380][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.400642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1350.402442][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1350.402903][ T32] r5:00001000 r4:e01e9000 ** 5 printk messages dropped ** [ 1350.403183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1350.403720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1350.404161][ T32] r10:829188dc r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:84ac2400 ** 5 printk messages dropped ** [ 1350.404447][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 ** 7 printk messages dropped ** [ 1350.404928][ T32] r9:83018005 r8:84ac2400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1350.405007][ T32] r5:00001000 r4:eb823000 [ 1350.405030][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.405077][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.405141][ T32] r5:855f678c r4:855f6400 [ 1350.405168][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.405219][ T32] r7:dddced80 r6:83018000 r5:855f678c r4:84bee780 [ 1350.405287][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.405344][ T32] r10:61c88647 r9:84ac2400 r8:84bee7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.405368][ T32] r4:84bee780 [ 1350.405387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.405486][ T32] r10:00000000 r9:84bee780 r8:8027f5e8 r7:ebc11e60 r6:84bee800 r5:84ac2400 [ 1350.434655][ T32] r4:00000001 [ 1350.434701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.434778][ T32] Exception stack(0xebc15fb0 to 0xebc15ff8) [ 1350.434815][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.434849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.434880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.434914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.434937][ T32] r4:84ae0c40 [ 1350.435433][ T32] INFO: task kworker/0:380:5623 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.435872][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.435972][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.436029][ T32] Call trace: [ 1350.436063][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.436121][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.436146][ T32] r4:00000000 [ 1350.436166][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.436207][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.436238][ T32] 9d20: 8166e000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.436271][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.436301][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.436346][ T32] r5:80070013 r4:80239bb0 [ 1350.436401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.436452][ T32] r4:82ac11e4 [ 1350.436473][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.436521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.436595][ T32] r4:e0639dc0 [ 1350.436619][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.436672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.436746][ T32] r4:00000000 [ 1350.436770][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.436822][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.436845][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.436890][ T32] r5:00001000 r4:e01e9000 [ 1350.436960][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.437039][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.437089][ T32] r5:84364b8c r4:84364800 [ 1350.437110][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.437163][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.437219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.437275][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.437323][ T32] r4:84be5180 [ 1350.437347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.437400][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.437423][ T32] r4:00000001 [ 1350.437443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.437481][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.437509][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.437539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.437566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.437599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.437622][ T32] r4:84be4200 [ 1350.437663][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.437736][ T32] INFO: task kworker/0:381:5626 blocked for more than 476 seconds. [ 1350.437774][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.437800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.437823][ T32] task:kworker/0:381 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.437926][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.437974][ T32] Call trace: [ 1350.438030][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.438085][ T32] r10:829188dc r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:84ac3000 [ 1350.438110][ T32] r4:84ac3000 [ 1350.438130][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.438174][ T32] r5:84ac3000 r4:829188d8 [ 1350.438194][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.438245][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.438301][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1350.438326][ T32] r4:00000000 [ 1350.438364][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.438407][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.438447][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.438529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a79040 [ 1350.438581][ T32] r4:00000000 [ 1350.438662][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.438740][ T32] r9:83018005 r8:84ac3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 1 printk messages dropped ** [ 1350.438812][ T32] r5:00001000 r4:eb843000 [ 1350.438858][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.438903][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.438974][ T32] r5:855f6b8c r4:855f6800 [ 1350.438998][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.439048][ T32] r7:dddced80 r6:83018000 r5:855f6b8c r4:84bee880 [ 1350.439070][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.439121][ T32] r10:61c88647 r9:84ac3000 r8:84bee8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.439145][ T32] r4:84bee880 [ 1350.439165][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.439239][ T32] r10:00000000 r9:84bee880 r8:8027f5e8 r7:ebc15e60 r6:84bee900 r5:84ac3000 [ 1350.439313][ T32] r4:00000001 [ 1350.439393][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.439433][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) [ 1350.439511][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.439566][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.439605][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.439637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.439694][ T32] r4:84a79080 [ 1350.440372][ T32] INFO: task kworker/0:381:5626 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.440452][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1350.441249][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1350.442125][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 ** 17 printk messages dropped ** [ 1350.442928][ T32] r4:84ac3c00 ** 7 printk messages dropped ** [ 1350.443252][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.443289][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.443360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a79240 [ 1350.443402][ T32] r4:00000000 [ 1350.443482][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.443542][ T32] r9:83018005 r8:84ac3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1350.443564][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.443609][ T32] r5:00001000 r4:eb861000 [ 1350.443639][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.443692][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.443761][ T32] r5:855f6f8c r4:855f6c00 [ 1350.443787][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.443836][ T32] r7:dddced80 r6:83018000 r5:855f6f8c r4:84bee980 [ 1350.443874][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.443928][ T32] r10:61c88647 r9:84ac3c00 r8:84bee9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.443951][ T32] r4:84bee980 [ 1350.443970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.444017][ T32] r10:00000000 r9:84bee980 r8:8027f5e8 r7:ebc19e60 r6:84beea00 r5:84ac3c00 [ 1350.444042][ T32] r4:00000001 [ 1350.444061][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1350.444160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1350.478437][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 23 printk messages dropped ** [ 1350.479830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1350.480911][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.481355][ T32] r5:00001000 r4:eb9ab000 ** 5 printk messages dropped ** [ 1350.481791][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1350.483500][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 15 printk messages dropped ** [ 1350.484265][ T32] r5:00001000 r4:e01e9000 ** 10 printk messages dropped ** [ 1350.484944][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1350.506031][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.506763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a79300 ** 4 printk messages dropped ** [ 1350.506956][ T32] r5:00001000 r4:eb919000 [ 1350.506976][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.507045][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.507095][ T32] r5:855f738c r4:855f7000 [ 1350.507115][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.507166][ T32] r7:dddced80 r6:83018000 r5:855f738c r4:84beeb80 [ 1350.507241][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.507297][ T32] r10:61c88647 r9:84ac5400 r8:84beebac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.507321][ T32] r4:84beeb80 [ 1350.507395][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.507484][ T32] r10:00000000 r9:84beeb80 r8:8027f5e8 r7:ebc21e60 r6:84beec00 r5:84ac5400 [ 1350.507521][ T32] r4:00000001 [ 1350.507599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.507643][ T32] Exception stack(0xebc25fb0 to 0xebc25ff8) [ 1350.507679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.507710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.507738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.507770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.507794][ T32] r4:84a79340 [ 1350.508281][ T32] INFO: task kworker/0:384:5631 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.508329][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1350.509349][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1350.510358][ T32] r4:84be4200 ** 8 printk messages dropped ** [ 1350.510833][ T32] r10:829188dc r9:ebc29d84 r8:00000002 r7:60000013 r6:ebc29d8c r5:84ac6c00 ** 15 printk messages dropped ** [ 1350.511457][ T32] r5:00001000 r4:eb9d5000 ** 5 printk messages dropped ** [ 1350.511741][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1350.513278][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 22 printk messages dropped ** [ 1350.514362][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1350.514878][ T32] r4:84be4200 [ 1350.514928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.514959][ T32] INFO: task kworker/0:386:5635 blocked for more than 477 seconds. [ 1350.515041][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.515069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.515141][ T32] task:kworker/0:386 state:D stack:0 pid:5635 tgid:5635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.515246][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.515318][ T32] Call trace: [ 1350.515378][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.515428][ T32] r10:829188dc r9:ebc31d84 r8:00000002 r7:60000113 r6:ebc31d8c r5:855a8000 [ 1350.529152][ T32] r4:855a8000 [ 1350.529266][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.529342][ T32] r5:855a8000 r4:829188d8 [ 1350.529375][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.529422][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.529473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 [ 1350.529497][ T32] r4:00000000 [ 1350.529517][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.529556][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.529597][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1350.530017][ T32] r5:00001000 r4:eb9bf000 ** 6 printk messages dropped ** [ 1350.530365][ T32] r10:61c88647 r9:855a8000 r8:84beedac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1350.531730][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 20 printk messages dropped ** [ 1350.532616][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1350.533816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.533848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.533871][ T32] task:kworker/0:387 state:D stack:0 pid:5637 tgid:5637 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.533922][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.533980][ T32] Call trace: [ 1350.534100][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.534165][ T32] r10:829188dc r9:ebc2dd84 r8:00000002 r7:60000013 r6:ebc2dd8c r5:855a8c00 [ 1350.534192][ T32] r4:855a8c00 ** 3 printk messages dropped ** [ 1350.534415][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1350.534946][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1350.556957][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 24 printk messages dropped ** [ 1350.558228][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1350.559254][ T32] r5:855a9800 r4:829188d8 ** 12 printk messages dropped ** [ 1350.559770][ T32] r5:00001000 r4:eba21000 ** 8 printk messages dropped ** [ 1350.560152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1350.560679][ T32] r4:84a79a00 [ 1350.561003][ T32] INFO: task kworker/0:388:5639 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.561063][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.561154][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.561199][ T32] Call trace: [ 1350.561252][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.561309][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.561334][ T32] r4:00000000 [ 1350.561389][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.561433][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.561464][ T32] 9d20: 82ae4000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.561495][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.561522][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.561547][ T32] r5:80070013 r4:80239bb0 [ 1350.561567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.561643][ T32] r4:82ac11e4 [ 1350.561754][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1350.562411][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 25 printk messages dropped ** [ 1350.563764][ T32] r5:8564d400 r4:829188d8 ** 12 printk messages dropped ** [ 1350.564299][ T32] r5:00001000 r4:eba09000 ** 4 printk messages dropped ** [ 1350.564551][ T32] r7:dddced80 r6:83018000 r5:8560078c r4:848e9080 ** 14 printk messages dropped ** [ 1350.565436][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 28 printk messages dropped ** [ 1350.588780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1350.589452][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.590297][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.590766][ T32] r5:85600f8c r4:85600c00 ** 11 printk messages dropped ** [ 1350.591266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.592240][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.592265][ T32] r4:00000000 [ 1350.592286][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.592327][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.592390][ T32] 9d20: 83198000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.592516][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.592563][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.592591][ T32] r5:80070013 r4:80239bb0 [ 1350.592612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.592665][ T32] r4:82ac11e4 [ 1350.592696][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.592772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.592836][ T32] r4:e0639dc0 [ 1350.592858][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.592920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.592944][ T32] r4:00000000 [ 1350.592964][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.593056][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.593137][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.593222][ T32] r5:00001000 r4:e01e9000 [ 1350.593264][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.593311][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.593357][ T32] r5:84364b8c r4:84364800 [ 1350.593377][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1350.594106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1350.594912][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.616258][ T32] r5:00001000 r4:eba43000 ** 7 printk messages dropped ** [ 1350.616634][ T32] r4:848e9180 ** 10 printk messages dropped ** [ 1350.617591][ T32] INFO: task kworker/0:391:5645 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 23 printk messages dropped ** [ 1350.618881][ T32] r5:00001000 r4:e01e9000 ** 10 printk messages dropped ** [ 1350.619344][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.619794][ T32] INFO: task kworker/0:392:5647 blocked for more than 477 seconds. ** 15 printk messages dropped ** [ 1350.620598][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1350.621065][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1350.622054][ T32] INFO: task kworker/0:392:5647 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.622118][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.622255][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.622342][ T32] Call trace: [ 1350.622450][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.622554][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.622616][ T32] r4:00000000 [ 1350.622671][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.622758][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.622822][ T32] 9d20: 836db000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.622889][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.622951][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.623004][ T32] r5:80070013 r4:80239bb0 [ 1350.623053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.623128][ T32] r4:82ac11e4 [ 1350.623168][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.623247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.623323][ T32] r4:e0639dc0 [ 1350.623400][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.623495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.623554][ T32] r4:00000000 [ 1350.623599][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.623673][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.623699][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.623745][ T32] r5:00001000 r4:e01e9000 [ 1350.623811][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.623879][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.623929][ T32] r5:84364b8c r4:84364800 [ 1350.623988][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.624096][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.624212][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.624763][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 4 printk messages dropped ** [ 1350.625409][ T32] r4:84be4200 ** 4 printk messages dropped ** [ 1350.658314][ T32] task:kworker/0:393 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.658376][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.658546][ T32] Call trace: [ 1350.658588][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.658654][ T32] r10:829188dc r9:ebc59d84 r8:00000002 r7:60000113 r6:ebc59d8c r5:8564ec00 [ 1350.658694][ T32] r4:8564ec00 [ 1350.658719][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.658795][ T32] r5:8564ec00 r4:829188d8 [ 1350.658846][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.658912][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.658967][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 [ 1350.658990][ T32] r4:00000000 [ 1350.659057][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.659132][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.659178][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.659254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855341c0 [ 1350.659308][ T32] r4:00000000 [ 1350.659332][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.659384][ T32] r9:83018005 r8:8564ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1350.659407][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.659487][ T32] r5:00001000 r4:eba55000 [ 1350.659548][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.659595][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.659668][ T32] r5:8560178c r4:85601400 [ 1350.659748][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.659802][ T32] r7:dddced80 r6:83018000 r5:8560178c r4:848e9280 [ 1350.659824][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.659925][ T32] r10:61c88647 r9:8564ec00 r8:848e92ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.659953][ T32] r4:848e9280 [ 1350.659973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.660024][ T32] r10:00000000 r9:848e9280 r8:8027f5e8 r7:ebc55e60 r6:85533180 r5:8564ec00 [ 1350.660102][ T32] r4:00000001 [ 1350.660127][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.660167][ T32] Exception stack(0xebc59fb0 to 0xebc59ff8) [ 1350.660196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.660226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.660253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.660296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.660372][ T32] r4:855342c0 [ 1350.660870][ T32] INFO: task kworker/0:393:5648 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.660906][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.661375][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1350.661673][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1350.661849][ T32] r4:e0639dc0 ** 6 printk messages dropped ** [ 1350.662119][ T32] r5:00001000 r4:e01e9000 ** 5 printk messages dropped ** [ 1350.662356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.662523][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.662759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1350.662839][ T32] INFO: task kworker/0:394:5650 blocked for more than 477 seconds. [ 1350.662882][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.662909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.662961][ T32] task:kworker/0:394 state:D stack:0 pid:5650 tgid:5650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.663025][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.663069][ T32] Call trace: [ 1350.663156][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.663207][ T32] r10:829188dc r9:ebc61d84 r8:00000002 r7:60000113 r6:ebc61d8c r5:85646000 [ 1350.663231][ T32] r4:85646000 [ 1350.663251][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.663294][ T32] r5:85646000 r4:829188d8 [ 1350.663314][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.663360][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.663410][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc61e08 [ 1350.663447][ T32] r4:00000000 [ 1350.663471][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.663512][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.663549][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.663594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85534340 [ 1350.663617][ T32] r4:00000000 [ 1350.663637][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.663695][ T32] r9:83018005 r8:85646000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1350.663716][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.663760][ T32] r5:00001000 r4:eba61000 [ 1350.663858][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.663906][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.663999][ T32] r5:85601b8c r4:85601800 [ 1350.664022][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.664071][ T32] r7:dddced80 r6:83018000 r5:85601b8c r4:848e9300 [ 1350.664092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.664143][ T32] r10:61c88647 r9:85646000 r8:848e932c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.664167][ T32] r4:848e9300 [ 1350.664211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.664263][ T32] r10:00000000 r9:848e9300 r8:8027f5e8 r7:ebc55e60 r6:85533200 r5:85646000 [ 1350.664311][ T32] r4:00000001 [ 1350.664334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.664372][ T32] Exception stack(0xebc61fb0 to 0xebc61ff8) [ 1350.664454][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.664943][ T32] INFO: task kworker/0:394:5650 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 7 printk messages dropped ** [ 1350.665439][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 3 printk messages dropped ** [ 1350.680487][ T32] r5:80070013 r4:80239bb0 [ 1350.680560][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.680673][ T32] r4:82ac11e4 [ 1350.680700][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.680879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.681074][ T32] r4:e0639dc0 [ 1350.681133][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.681255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.681297][ T32] r4:00000000 [ 1350.681347][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.681420][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.681450][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.681516][ T32] r5:00001000 r4:e01e9000 [ 1350.681573][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.681631][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.681739][ T32] r5:84364b8c r4:84364800 [ 1350.681781][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.681888][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.681918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.681988][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.682045][ T32] r4:84be5180 [ 1350.682077][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.682141][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.682193][ T32] r4:00000001 [ 1350.682220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.682294][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.682359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.682409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.682445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.682484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.682512][ T32] r4:84be4200 [ 1350.682541][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.682613][ T32] INFO: task kworker/0:395:5652 blocked for more than 477 seconds. [ 1350.682681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.682712][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.682739][ T32] task:kworker/0:395 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.682826][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.682910][ T32] Call trace: ** 2 printk messages dropped ** [ 1350.683077][ T32] r4:85646c00 ** 4 printk messages dropped ** [ 1350.683328][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc69e08 ** 9 printk messages dropped ** [ 1350.683830][ T32] r5:00001000 r4:eba7b000 [ 1350.683851][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.683914][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1350.684100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1350.684547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.685397][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.702567][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 6 printk messages dropped ** [ 1350.702839][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.702958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.703013][ T32] r4:e0639dc0 [ 1350.703038][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.703101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.703129][ T32] r4:00000000 [ 1350.703150][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.703201][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.703280][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.703367][ T32] r5:00001000 r4:e01e9000 [ 1350.703391][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.703494][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.703544][ T32] r5:84364b8c r4:84364800 [ 1350.703607][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.703694][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.703759][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.703815][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.703878][ T32] r4:84be5180 [ 1350.703929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.704164][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.704312][ T32] r4:00000001 [ 1350.704402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.704444][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.704472][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.704505][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.704533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.704563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.704634][ T32] r4:84be4200 [ 1350.704728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.704763][ T32] INFO: task kworker/0:396:5654 blocked for more than 477 seconds. [ 1350.704831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.704860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.704913][ T32] task:kworker/0:396 state:D stack:0 pid:5654 tgid:5654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.704981][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.705104][ T32] Call trace: [ 1350.705138][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.705221][ T32] r10:829188dc r9:ebc75d84 r8:00000002 r7:60000113 r6:ebc75d8c r5:85650c00 [ 1350.705290][ T32] r4:85650c00 [ 1350.705343][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.705391][ T32] r5:85650c00 r4:829188d8 [ 1350.705445][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.715873][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.715989][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc75e08 [ 1350.716045][ T32] r4:00000000 [ 1350.716098][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.716162][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1350.716304][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.716424][ T32] r5:00001000 r4:eba83000 [ 1350.716444][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.716485][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.716714][ T32] r10:61c88647 r9:85650c00 r8:848e942c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.717075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.717701][ T32] INFO: task kworker/0:396:5654 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.717766][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.717852][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.717918][ T32] Call trace: [ 1350.718018][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.718076][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.718101][ T32] r4:00000000 [ 1350.718161][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.718222][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.718259][ T32] 9d20: 84909000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.718320][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.718372][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.718464][ T32] r5:80070013 r4:80239bb0 [ 1350.718488][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.718531][ T32] r4:82ac11e4 [ 1350.718578][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.718692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.718730][ T32] r4:e0639dc0 [ 1350.718771][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.718848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.718878][ T32] r4:00000000 [ 1350.718926][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.718994][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.719048][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.719135][ T32] r5:00001000 r4:e01e9000 [ 1350.719230][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.719344][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.719436][ T32] r5:84364b8c r4:84364800 [ 1350.719482][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.719597][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.719666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.719764][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.719833][ T32] r4:84be5180 [ 1350.719877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.720009][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 ** 4 printk messages dropped ** [ 1350.720308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.720939][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.721511][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1350.722189][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.722442][ T32] r5:00001000 r4:ebc7b000 [ 1350.722512][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1350.722762][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1350.723675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.723917][ T32] r4:85534540 [ 1350.724432][ T32] INFO: task kworker/0:397:5656 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.724505][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.724616][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.724756][ T32] Call trace: [ 1350.724846][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.724960][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.725042][ T32] r4:00000000 [ 1350.725093][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.725224][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.725285][ T32] 9d20: 84909000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.725352][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.725408][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.725458][ T32] r5:80070013 r4:80239bb0 [ 1350.725517][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.756175][ T32] r4:82ac11e4 [ 1350.756247][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.756369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.756446][ T32] r4:e0639dc0 [ 1350.756496][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.756607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.756664][ T32] r4:00000000 [ 1350.756711][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.756817][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.756885][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.756994][ T32] r5:00001000 r4:e01e9000 [ 1350.757045][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.757174][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.757342][ T32] r5:84364b8c r4:84364800 [ 1350.757436][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.757540][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.757591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.758027][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.758194][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 9 printk messages dropped ** [ 1350.758925][ T32] task:kworker/0:398 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.759891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc79e08 ** 7 printk messages dropped ** [ 1350.760538][ T32] r9:83018005 r8:855abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 ** 1 printk messages dropped ** [ 1350.760671][ T32] r5:00001000 r4:ebc95000 [ 1350.760785][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.760870][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.760971][ T32] r5:8560338c r4:85603000 [ 1350.761051][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.761196][ T32] r7:dddced80 r6:83018000 r5:8560338c r4:848e9580 [ 1350.761276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.761373][ T32] r10:61c88647 r9:855abc00 r8:848e95ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.761440][ T32] r4:848e9580 [ 1350.761484][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.761577][ T32] r10:00000000 r9:848e9580 r8:8027f5e8 r7:ebc55e60 r6:848e9600 r5:855abc00 [ 1350.761621][ T32] r4:00000001 [ 1350.761687][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.761763][ T32] Exception stack(0xebc79fb0 to 0xebc79ff8) [ 1350.761823][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.761908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.761970][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.762057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.762108][ T32] r4:85534780 [ 1350.762902][ T32] INFO: task kworker/0:398:5659 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.762972][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.763184][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.763283][ T32] Call trace: [ 1350.763387][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.763488][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.763614][ T32] r4:00000000 [ 1350.763677][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.763763][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.763835][ T32] 9d20: 84fa9000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.763900][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.763954][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.764030][ T32] r5:80070013 r4:80239bb0 [ 1350.764081][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.764166][ T32] r4:82ac11e4 [ 1350.764234][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.764329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.764388][ T32] r4:e0639dc0 [ 1350.764449][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.764561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.764615][ T32] r4:00000000 [ 1350.764687][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.764786][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.764858][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.764949][ T32] r5:00001000 r4:e01e9000 [ 1350.764988][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.765068][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.765266][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.779243][ T32] r4:84be5180 ** 2 printk messages dropped ** [ 1350.779494][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1350.779615][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 2 printk messages dropped ** [ 1350.779828][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.780211][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1350.780469][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.780864][ T32] r4:855ac800 ** 2 printk messages dropped ** [ 1350.781074][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.781532][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1350.781967][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.782056][ T32] r5:00001000 r4:ebc8f000 [ 1350.782145][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.782257][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.782351][ T32] r5:85602f8c r4:85602c00 [ 1350.782407][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.782698][ T32] r4:848e9680 ** 1 printk messages dropped ** [ 1350.782833][ T32] r10:00000000 r9:848e9680 r8:8027f5e8 r7:ebc79e60 r6:848e9700 r5:855ac800 ** 5 printk messages dropped ** [ 1350.783250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.784206][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.784333][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.784429][ T32] Call trace: [ 1350.784495][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.784596][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.784673][ T32] r4:00000000 [ 1350.784721][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.784826][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.784893][ T32] 9d20: 84fa9000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.784960][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.785018][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.785067][ T32] r5:80070013 r4:80239bb0 [ 1350.785114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.785219][ T32] r4:82ac11e4 [ 1350.785274][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.785362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.785410][ T32] r4:e0639dc0 [ 1350.785446][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.806353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.806423][ T32] r4:00000000 [ 1350.806474][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.806629][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.806738][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.806846][ T32] r5:00001000 r4:e01e9000 [ 1350.806888][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.806975][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.807064][ T32] r5:84364b8c r4:84364800 [ 1350.807121][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.807219][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.807280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.807397][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.807456][ T32] r4:84be5180 [ 1350.807518][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.807619][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.807703][ T32] r4:00000001 [ 1350.807747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.807825][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.807947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.808021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.808080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.808137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.808208][ T32] r4:84be4200 [ 1350.808259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.808338][ T32] INFO: task kworker/0:400:5664 blocked for more than 477 seconds. [ 1350.808437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.808494][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.808538][ T32] task:kworker/0:400 state:D stack:0 pid:5664 tgid:5664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.808652][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.808751][ T32] Call trace: [ 1350.808905][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.809202][ T32] r10:829188dc r9:ebc99d84 r8:00000002 r7:60000013 r6:ebc99d8c r5:855ad400 [ 1350.809281][ T32] r4:855ad400 [ 1350.809331][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.809445][ T32] r5:855ad400 r4:829188d8 [ 1350.809583][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.809712][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.809873][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1350.809939][ T32] r4:00000000 [ 1350.809990][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.810095][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.810175][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.810271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85534c40 [ 1350.810330][ T32] r4:00000000 [ 1350.810371][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.810499][ T32] r9:83018005 r8:855ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1350.810573][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.810696][ T32] r5:00001000 r4:ebca3000 [ 1350.810745][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.810831][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.810927][ T32] r5:8560378c r4:85603400 [ 1350.810969][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.811067][ T32] r7:dddced80 r6:83018000 r5:8560378c r4:848e9780 [ 1350.811125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.811232][ T32] r10:61c88647 r9:855ad400 r8:848e97ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.811283][ T32] r4:848e9780 [ 1350.811323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.811416][ T32] r10:00000000 r9:848e9780 r8:8027f5e8 r7:ebc79e60 r6:848e9800 r5:855ad400 [ 1350.811507][ T32] r4:00000001 [ 1350.811548][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.811625][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1350.811704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.811760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.811818][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.811885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.811933][ T32] r4:85534b00 [ 1350.812754][ T32] INFO: task kworker/0:400:5664 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.812857][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.812997][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.813048][ T32] Call trace: [ 1350.813123][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.813182][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.813208][ T32] r4:00000000 [ 1350.813258][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.813307][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.813359][ T32] 9d20: 852bd000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.813396][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.813424][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.813488][ T32] r5:80070013 r4:80239bb0 [ 1350.813538][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.813607][ T32] r4:82ac11e4 [ 1350.813668][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.813752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.813790][ T32] r4:e0639dc0 [ 1350.813854][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.813945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.814008][ T32] r4:00000000 [ 1350.814059][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.814182][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.814237][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.814337][ T32] r5:00001000 r4:e01e9000 [ 1350.814424][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.814539][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.814627][ T32] r5:84364b8c r4:84364800 [ 1350.814691][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.814786][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.814828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.814928][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.814978][ T32] r4:84be5180 [ 1350.815017][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.815111][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.815162][ T32] r4:00000001 [ 1350.815209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.815283][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.815335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.815396][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.815455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.842123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.842213][ T32] r4:84be4200 [ 1350.842329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.842368][ T32] INFO: task kworker/0:401:5665 blocked for more than 477 seconds. [ 1350.842404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.842432][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.842454][ T32] task:kworker/0:401 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.842515][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.842579][ T32] Call trace: [ 1350.842717][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.842828][ T32] r10:829188dc r9:ebcadd84 r8:00000002 r7:60000013 r6:ebcadd8c r5:855ae000 [ 1350.842856][ T32] r4:855ae000 [ 1350.842878][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.842953][ T32] r5:855ae000 r4:829188d8 [ 1350.843037][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.843116][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.843236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1350.843263][ T32] r4:00000000 [ 1350.843283][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.843323][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.843389][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.843439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85508080 [ 1350.843490][ T32] r4:00000000 [ 1350.843514][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.843595][ T32] r9:83018005 r8:855ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1350.843676][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.843727][ T32] r5:00001000 r4:ebcbd000 [ 1350.843748][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.843830][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.843881][ T32] r5:8560c38c r4:8560c000 [ 1350.843903][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.843956][ T32] r7:dddced80 r6:83018000 r5:8560c38c r4:848e9880 [ 1350.843978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.844040][ T32] r10:61c88647 r9:855ae000 r8:848e98ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.844067][ T32] r4:848e9880 [ 1350.844088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.844139][ T32] r10:00000000 r9:848e9880 r8:8027f5e8 r7:ebc99e60 r6:848e9900 r5:855ae000 [ 1350.844162][ T32] r4:00000001 [ 1350.844262][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.844309][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1350.844341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.844398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.844457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.844552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.844596][ T32] r4:85534bc0 [ 1350.845097][ T32] INFO: task kworker/0:401:5665 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.845161][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.845262][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.845368][ T32] Call trace: [ 1350.845403][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.845484][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.845598][ T32] r4:00000000 [ 1350.864025][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.864182][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.864260][ T32] 9d20: 859a8000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.864333][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.864393][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.864455][ T32] r5:80070013 r4:80239bb0 [ 1350.864505][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.864630][ T32] r4:82ac11e4 [ 1350.864689][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.864792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.864846][ T32] r4:e0639dc0 [ 1350.864893][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.865000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.865141][ T32] r4:00000000 [ 1350.865198][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.865307][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.865358][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.865458][ T32] r5:00001000 r4:e01e9000 [ 1350.870245][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.870428][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.870531][ T32] r5:84364b8c r4:84364800 [ 1350.870581][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.870686][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.870738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.870844][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.870921][ T32] r4:84be5180 [ 1350.870973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.871129][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.871193][ T32] r4:00000001 [ 1350.871242][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.871342][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.871475][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.871551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.871616][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.871709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.871793][ T32] r4:84be4200 [ 1350.871857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.871948][ T32] INFO: task kworker/0:402:5667 blocked for more than 477 seconds. [ 1350.872022][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.872099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.872174][ T32] task:kworker/0:402 state:D stack:0 pid:5667 tgid:5667 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.872320][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.872424][ T32] Call trace: [ 1350.872551][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.872690][ T32] r10:829188dc r9:ebcb5d84 r8:00000002 r7:60000013 r6:ebcb5d8c r5:855aa400 [ 1350.872757][ T32] r4:855aa400 [ 1350.872813][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.872910][ T32] r5:855aa400 r4:829188d8 [ 1350.872954][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.873029][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.873151][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 [ 1350.873201][ T32] r4:00000000 [ 1350.873240][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.873315][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.873410][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.873540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85534dc0 [ 1350.873590][ T32] r4:00000000 [ 1350.873640][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.873779][ T32] r9:83018005 r8:855aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1350.873833][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.873937][ T32] r5:00001000 r4:ebca9000 [ 1350.874004][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.874115][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.874217][ T32] r5:85603b8c r4:85603800 [ 1350.874264][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.874388][ T32] r7:dddced80 r6:83018000 r5:85603b8c r4:848e9980 [ 1350.874446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.874566][ T32] r10:61c88647 r9:855aa400 r8:848e99ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.874626][ T32] r4:848e9980 [ 1350.874674][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.874781][ T32] r10:00000000 r9:848e9980 r8:8027f5e8 r7:ebcade60 r6:848e9a00 r5:855aa400 [ 1350.874855][ T32] r4:00000001 [ 1350.874915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.875001][ T32] Exception stack(0xebcb5fb0 to 0xebcb5ff8) [ 1350.875169][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.875252][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.875317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.875386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.875459][ T32] r4:85534e80 [ 1350.893068][ T32] INFO: task kworker/0:402:5667 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.893176][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.893279][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.893368][ T32] Call trace: [ 1350.893404][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.893501][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.893560][ T32] r4:00000000 [ 1350.893608][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.893698][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.893744][ T32] 9d20: 85da2000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.893778][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.893807][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.893856][ T32] r5:80070013 r4:80239bb0 [ 1350.893882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.893944][ T32] r4:82ac11e4 [ 1350.893966][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.894033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.894061][ T32] r4:e0639dc0 [ 1350.894082][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.894130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.894153][ T32] r4:00000000 [ 1350.894204][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.894260][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.894283][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.894328][ T32] r5:00001000 r4:e01e9000 [ 1350.894368][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.894435][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.894485][ T32] r5:84364b8c r4:84364800 [ 1350.894526][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.894599][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.894644][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.894699][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.894744][ T32] r4:84be5180 [ 1350.894779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.894853][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.894880][ T32] r4:00000001 [ 1350.894905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.894943][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.894971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.895001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.895050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.895094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.895120][ T32] r4:84be4200 [ 1350.895141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.895171][ T32] INFO: task kworker/0:403:5669 blocked for more than 477 seconds. [ 1350.895205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.895231][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.895292][ T32] task:kworker/0:403 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.895345][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.895388][ T32] Call trace: [ 1350.895421][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.895548][ T32] r10:829188dc r9:ebcc1d84 r8:00000002 r7:60000013 r6:ebcc1d8c r5:847f0c00 [ 1350.907618][ T32] r4:847f0c00 [ 1350.907675][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.907785][ T32] r5:847f0c00 r4:829188d8 [ 1350.907812][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.907857][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.907914][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 [ 1350.907939][ T32] r4:00000000 [ 1350.907980][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.908025][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.908068][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.908114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a79680 [ 1350.908172][ T32] r4:00000000 [ 1350.908197][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.908252][ T32] r9:83018005 r8:847f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1350.908296][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.908350][ T32] r5:00001000 r4:ebcb7000 [ 1350.908371][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.908413][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.908458][ T32] r5:85603f8c r4:85603c00 [ 1350.908478][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.908529][ T32] r7:dddced80 r6:83018000 r5:85603f8c r4:848e9a80 [ 1350.908550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.908598][ T32] r10:61c88647 r9:847f0c00 r8:848e9aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.908621][ T32] r4:848e9a80 [ 1350.908662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.908716][ T32] r10:00000000 r9:848e9a80 r8:8027f5e8 r7:ebcade60 r6:848e9b00 r5:847f0c00 [ 1350.908740][ T32] r4:00000001 [ 1350.908782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.908856][ T32] Exception stack(0xebcc1fb0 to 0xebcc1ff8) [ 1350.908892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.908948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.908981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.909013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.909035][ T32] r4:84ae0e80 [ 1350.909572][ T32] INFO: task kworker/0:403:5669 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.909634][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.909730][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.909792][ T32] Call trace: [ 1350.909849][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.909911][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.909960][ T32] r4:00000000 [ 1350.909984][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.910037][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.910093][ T32] 9d20: 860e8000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.910129][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.910156][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.910181][ T32] r5:80070013 r4:80239bb0 [ 1350.910201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.910244][ T32] r4:82ac11e4 [ 1350.910264][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.910310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.910333][ T32] r4:e0639dc0 [ 1350.910363][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.910413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.910436][ T32] r4:00000000 [ 1350.910466][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.910520][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.910564][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.910614][ T32] r5:00001000 r4:e01e9000 [ 1350.910634][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.910675][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.910719][ T32] r5:84364b8c r4:84364800 [ 1350.910774][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.910827][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.910863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.910921][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.910945][ T32] r4:84be5180 [ 1350.910965][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.911014][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.911037][ T32] r4:00000001 [ 1350.911056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.911094][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.911132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.911167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.911197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.911239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.911288][ T32] r4:84be4200 [ 1350.911313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.911344][ T32] INFO: task kworker/0:404:5671 blocked for more than 477 seconds. [ 1350.911378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.911404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.911446][ T32] task:kworker/0:404 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.911495][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.911580][ T32] Call trace: [ 1350.911614][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.911665][ T32] r10:829188dc r9:ebcd1d84 r8:00000002 r7:60000013 r6:ebcd1d8c r5:847f0000 [ 1350.911688][ T32] r4:847f0000 [ 1350.911709][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1350.911752][ T32] r5:847f0000 r4:829188d8 [ 1350.911772][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.911813][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.911945][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 [ 1350.911973][ T32] r4:00000000 [ 1350.911994][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1350.912078][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1350.912121][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.912167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85508500 [ 1350.912190][ T32] r4:00000000 [ 1350.912233][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.912285][ T32] r9:83018005 r8:847f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1350.912329][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.912382][ T32] r5:00001000 r4:ebccd000 [ 1350.912425][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.912518][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.912596][ T32] r5:8560cb8c r4:8560c800 [ 1350.912619][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.912687][ T32] r7:dddced80 r6:83018000 r5:8560cb8c r4:848e9b80 [ 1350.912737][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.912806][ T32] r10:61c88647 r9:847f0000 r8:848e9bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.912851][ T32] r4:848e9b80 [ 1350.912905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.912988][ T32] r10:00000000 r9:848e9b80 r8:8027f5e8 r7:ebcade60 r6:848e9c00 r5:847f0000 [ 1350.913016][ T32] r4:00000001 [ 1350.913058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.913132][ T32] Exception stack(0xebcd1fb0 to 0xebcd1ff8) [ 1350.913214][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.913267][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.913299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.913330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.913356][ T32] r4:85508040 [ 1350.913749][ T32] INFO: task kworker/0:404:5671 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1350.913797][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.913886][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.913943][ T32] Call trace: [ 1350.914000][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1350.914073][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1350.914126][ T32] r4:00000000 [ 1350.914150][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.914205][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1350.914298][ T32] 9d20: 860e8000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1350.914337][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1350.914364][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1350.914420][ T32] r5:80070013 r4:80239bb0 [ 1350.914446][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.914502][ T32] r4:82ac11e4 [ 1350.914526][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.914575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1350.914600][ T32] r4:e0639dc0 [ 1350.914644][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1350.914713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1350.914737][ T32] r4:00000000 [ 1350.914758][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1350.914807][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1350.914839][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1350.914906][ T32] r5:00001000 r4:e01e9000 [ 1350.914953][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.915021][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.915099][ T32] r5:84364b8c r4:84364800 [ 1350.915148][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.915213][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1350.915237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.915288][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.915313][ T32] r4:84be5180 [ 1350.915332][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.915413][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.915440][ T32] r4:00000001 [ 1350.915490][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.932415][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.932554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.932591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.932622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.932685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.932716][ T32] r4:84be4200 [ 1350.932741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.932797][ T32] INFO: task kworker/0:405:5673 blocked for more than 477 seconds. [ 1350.932837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.932864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.932916][ T32] task:kworker/0:405 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.933045][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.933139][ T32] Call trace: [ 1350.933236][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.933297][ T32] r10:829188dc r9:ebcd5d84 r8:00000002 r7:60000013 r6:ebcd5d8c r5:847f3000 ** 4 printk messages dropped ** [ 1350.933563][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.934235][ T32] r5:00001000 r4:ebcc7000 ** 1 printk messages dropped ** [ 1350.934304][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1350.935155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1350.949964][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1350.950286][ T32] r5:00001000 r4:e01e9000 ** 10 printk messages dropped ** [ 1350.950722][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.951075][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1350.951576][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.952032][ T32] r5:00001000 r4:ebcdf000 [ 1350.952055][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1350.952097][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.952185][ T32] r5:8560cf8c r4:8560cc00 [ 1350.952210][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.952291][ T32] r7:dddced80 r6:83018000 r5:8560cf8c r4:848e9d80 [ 1350.952345][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.952419][ T32] r10:61c88647 r9:847f3c00 r8:848e9dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.952474][ T32] r4:848e9d80 [ 1350.952496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.952557][ T32] r10:00000000 r9:848e9d80 r8:8027f5e8 r7:ebcd1e60 r6:848e9e00 r5:847f3c00 [ 1350.952609][ T32] r4:00000001 [ 1350.952632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.952679][ T32] Exception stack(0xebcddfb0 to 0xebcddff8) [ 1350.952733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.952852][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.952976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.953049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.953216][ T32] r4:855084c0 [ 1350.954022][ T32] INFO: task kworker/0:406:5675 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 9 printk messages dropped ** [ 1350.955114][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 17 printk messages dropped ** [ 1350.983349][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.983852][ T32] r4:84be5180 [ 1350.983907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.984101][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1350.984158][ T32] r4:00000001 [ 1350.984205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.984326][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1350.984414][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.984483][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.984551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.984623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.984737][ T32] r4:84be4200 [ 1350.984810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.985005][ T32] INFO: task kworker/0:407:5677 blocked for more than 477 seconds. [ 1350.985084][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.985145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.985196][ T32] task:kworker/0:407 state:D stack:0 pid:5677 tgid:5677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.985320][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.989819][ T32] Call trace: [ 1350.990106][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1350.990282][ T32] r10:829188dc r9:ebcedd84 r8:00000002 r7:60000113 r6:ebcedd8c r5:847f4800 ** 3 printk messages dropped ** [ 1350.990589][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1350.991802][ T32] r5:00001000 r4:ebce5000 ** 2 printk messages dropped ** [ 1350.992160][ T32] r5:8560d38c r4:8560d000 ** 6 printk messages dropped ** [ 1350.992656][ T32] r10:00000000 r9:848e9e80 r8:8027f5e8 r7:ebcdde60 r6:848e9f00 r5:847f4800 ** 13 printk messages dropped ** [ 1350.994596][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 15 printk messages dropped ** [ 1351.017103][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1351.017864][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1351.018372][ T32] INFO: task kworker/0:408:5679 blocked for more than 477 seconds. ** 12 printk messages dropped ** [ 1351.019125][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf1e08 ** 9 printk messages dropped ** [ 1351.019582][ T32] r5:00001000 r4:ebcf9000 ** 6 printk messages dropped ** [ 1351.020017][ T32] r10:61c88647 r9:847f1800 r8:848e9fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.020056][ T32] r4:848e9f80 [ 1351.020078][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.020157][ T32] r10:00000000 r9:848e9f80 r8:8027f5e8 r7:ebcede60 r6:85512000 r5:847f1800 [ 1351.020184][ T32] r4:00000001 [ 1351.020204][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.020240][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1351.020270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.020300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.020355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.020418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.020472][ T32] r4:85508840 [ 1351.020981][ T32] INFO: task kworker/0:408:5679 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.021017][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.021140][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.021264][ T32] Call trace: [ 1351.021367][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.021429][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.021453][ T32] r4:00000000 [ 1351.021474][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.021515][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.021546][ T32] 9d20: 872f6000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.021578][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.021604][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.021629][ T32] r5:80070013 r4:80239bb0 [ 1351.021681][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.021737][ T32] r4:82ac11e4 [ 1351.021757][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.021803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.021826][ T32] r4:e0639dc0 [ 1351.021868][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.021965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.021993][ T32] r4:00000000 [ 1351.022043][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.022127][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.022153][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.022199][ T32] r5:00001000 r4:e01e9000 [ 1351.022220][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.022260][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.022333][ T32] r5:84364b8c r4:84364800 [ 1351.022375][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.022427][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.022449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.022532][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.022559][ T32] r4:84be5180 [ 1351.022611][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.022670][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.022722][ T32] r4:00000001 [ 1351.022758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.022821][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.022879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.022954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.023017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.023129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.023161][ T32] r4:84be4200 [ 1351.023182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.023236][ T32] INFO: task kworker/0:409:5681 blocked for more than 477 seconds. [ 1351.023269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.023325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.023377][ T32] task:kworker/0:409 state:D stack:0 pid:5681 tgid:5681 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.023832][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.024442][ T32] r5:00001000 r4:ebcf3000 [ 1351.024462][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.024503][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.024819][ T32] r10:61c88647 r9:847f5400 r8:855120ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1351.025211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.049634][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1351.050041][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.050196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 10 printk messages dropped ** [ 1351.050612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.050840][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.051061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1351.051674][ T32] r10:829188dc r9:ebd0dd84 r8:00000002 r7:60000113 r6:ebd0dd8c r5:847f2400 [ 1351.051699][ T32] r4:847f2400 [ 1351.051737][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.051823][ T32] r5:847f2400 r4:829188d8 [ 1351.051848][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.051893][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.051953][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd0de08 [ 1351.051976][ T32] r4:00000000 [ 1351.051996][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.052074][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.052145][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.052194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518700 [ 1351.052245][ T32] r4:00000000 [ 1351.052271][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.052368][ T32] r9:83018005 r8:847f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1351.052395][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.052442][ T32] r5:00001000 r4:eb381000 [ 1351.052492][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.052544][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.052618][ T32] r5:8560e38c r4:8560e000 [ 1351.052642][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.052712][ T32] r7:dddced80 r6:83018000 r5:8560e38c r4:85512180 [ 1351.052767][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.052828][ T32] r10:61c88647 r9:847f2400 r8:855121ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.052888][ T32] r4:85512180 [ 1351.052932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.053009][ T32] r10:00000000 r9:85512180 r8:8027f5e8 r7:ebcf1e60 r6:85512200 r5:847f2400 [ 1351.053060][ T32] r4:00000001 [ 1351.053100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.053169][ T32] Exception stack(0xebd0dfb0 to 0xebd0dff8) [ 1351.053198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.053228][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.053258][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.053289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.053313][ T32] r4:85508700 [ 1351.053771][ T32] INFO: task kworker/0:410:5683 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.053815][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.054001][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.054051][ T32] Call trace: [ 1351.054128][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1351.054269][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 7 printk messages dropped ** [ 1351.054650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 ** 10 printk messages dropped ** [ 1351.055166][ T32] r5:84364b8c r4:84364800 ** 3 printk messages dropped ** [ 1351.055331][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.075166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1351.075922][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.076029][ T32] Call trace: [ 1351.076076][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.076139][ T32] r10:829188dc r9:ebd1dd84 r8:00000002 r7:60000113 r6:ebd1dd8c r5:847f6000 [ 1351.076164][ T32] r4:847f6000 [ 1351.076184][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.076240][ T32] r5:847f6000 r4:829188d8 [ 1351.076265][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.076341][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.076396][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 [ 1351.076441][ T32] r4:00000000 [ 1351.076465][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.076505][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.076569][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.076640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552c240 [ 1351.076684][ T32] r4:00000000 [ 1351.076705][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.076757][ T32] r9:83018205 r8:847f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1351.076796][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.076845][ T32] r5:00001000 r4:eb24d000 [ 1351.076866][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.076907][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.076951][ T32] r5:85689b8c r4:85689800 [ 1351.076971][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.077022][ T32] r7:ddde2d80 r6:83018200 r5:85689b8c r4:85533380 [ 1351.077043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.077117][ T32] r10:61c88647 r9:847f6000 r8:855333ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.077145][ T32] r4:85533380 [ 1351.077165][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.077215][ T32] r10:00000000 r9:85533380 r8:8027f5e8 r7:ebbe1e60 r6:85512280 r5:847f6000 [ 1351.077240][ T32] r4:00000001 [ 1351.077261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.077301][ T32] Exception stack(0xebd1dfb0 to 0xebd1dff8) [ 1351.077351][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.077505][ T32] r4:8552cc80 ** 2 printk messages dropped ** [ 1351.078201][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.078641][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 6 printk messages dropped ** [ 1351.078930][ T32] r4:e0639dc0 ** 5 printk messages dropped ** [ 1351.079149][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.079487][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.079800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.080091][ T32] task:kworker/1:866 state:D stack:0 pid:5687 tgid:5687 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.080554][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc8de08 ** 8 printk messages dropped ** [ 1351.080945][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1351.081041][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.081329][ T32] r4:85533400 ** 6 printk messages dropped ** [ 1351.081607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.082452][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1351.082754][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.082871][ T32] r4:e0639dc0 ** 6 printk messages dropped ** [ 1351.083277][ T32] r5:00001000 r4:e01e9000 ** 5 printk messages dropped ** [ 1351.083620][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.083913][ T32] r4:00000001 [ 1351.083936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.083974][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.084002][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.084032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.084060][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.084092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.084115][ T32] r4:84be4200 [ 1351.084167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.084196][ T32] INFO: task kworker/1:867:5689 blocked for more than 477 seconds. [ 1351.084225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.084249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.084271][ T32] task:kworker/1:867 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.084317][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.084388][ T32] Call trace: [ 1351.084437][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.084502][ T32] r10:829188dc r9:ebd19d84 r8:00000002 r7:60000113 r6:ebd19d8c r5:85650000 [ 1351.084529][ T32] r4:85650000 [ 1351.084549][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.084593][ T32] r5:85650000 r4:829188d8 [ 1351.084613][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.084694][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.084777][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 [ 1351.084804][ T32] r4:00000000 [ 1351.084855][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.084927][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.084968][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.085046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552cb80 [ 1351.085072][ T32] r4:00000000 [ 1351.085104][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.085181][ T32] r9:83018205 r8:85650000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.085217][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.085265][ T32] r5:00001000 r4:eac1b000 [ 1351.085304][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.085348][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.085394][ T32] r5:85688f8c r4:85688c00 [ 1351.085414][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.085461][ T32] r7:ddde2d80 r6:83018200 r5:85688f8c r4:85533500 [ 1351.085527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.116043][ T32] r10:61c88647 r9:85650000 r8:8553352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.116118][ T32] r4:85533500 [ 1351.116145][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.116222][ T32] r10:00000000 r9:85533500 r8:8027f5e8 r7:ebd1de60 r6:85533580 r5:85650000 [ 1351.116247][ T32] r4:00000001 [ 1351.116267][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.116308][ T32] Exception stack(0xebd19fb0 to 0xebd19ff8) [ 1351.116341][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.116371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.116399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.116464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.116492][ T32] r4:8552cf00 [ 1351.117034][ T32] INFO: task kworker/1:867:5689 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.117074][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.117180][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.117249][ T32] Call trace: [ 1351.117282][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.117358][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.117445][ T32] r4:00000000 [ 1351.117478][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.117523][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.117554][ T32] 9d20: 885ec000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.117616][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.117685][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.117758][ T32] r5:80070013 r4:80239bb0 [ 1351.117786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.117867][ T32] r4:82ac11e4 [ 1351.117911][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.118017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.118073][ T32] r4:e0639dc0 [ 1351.118132][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.118189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.118239][ T32] r4:00000000 [ 1351.118264][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.118316][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.118367][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.118417][ T32] r5:00001000 r4:e01e9000 [ 1351.118438][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.118479][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.118525][ T32] r5:84364b8c r4:84364800 [ 1351.118545][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.118594][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.118615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.118702][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.118730][ T32] r4:84be5180 [ 1351.118779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.118860][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.118909][ T32] r4:00000001 [ 1351.118960][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.119001][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.119029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.119084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.119125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.119186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.119246][ T32] r4:84be4200 [ 1351.119304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.119383][ T32] INFO: task kworker/0:411:5691 blocked for more than 477 seconds. [ 1351.119422][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.119449][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.119499][ T32] task:kworker/0:411 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.119552][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.119656][ T32] Call trace: [ 1351.119693][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.119744][ T32] r10:829188dc r9:ebd25d84 r8:00000002 r7:60000113 r6:ebd25d8c r5:85653000 [ 1351.119768][ T32] r4:85653000 [ 1351.119823][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.119871][ T32] r5:85653000 r4:829188d8 [ 1351.119892][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.119933][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.120015][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 [ 1351.120077][ T32] r4:00000000 [ 1351.120135][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.120212][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.120280][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.120364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518480 [ 1351.120426][ T32] r4:00000000 [ 1351.120463][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.120516][ T32] r9:83018005 r8:85653000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1351.120585][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.120668][ T32] r5:00001000 r4:eb1e3000 [ 1351.120716][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.120773][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.120821][ T32] r5:8568978c r4:85689400 [ 1351.120853][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.120904][ T32] r7:dddced80 r6:83018000 r5:8568978c r4:85512300 [ 1351.120978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.121060][ T32] r10:61c88647 r9:85653000 r8:8551232c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.121088][ T32] r4:85512300 [ 1351.121136][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.121192][ T32] r10:00000000 r9:85512300 r8:8027f5e8 r7:ebd0de60 r6:85533600 r5:85653000 [ 1351.121237][ T32] r4:00000001 [ 1351.121284][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.121358][ T32] Exception stack(0xebd25fb0 to 0xebd25ff8) [ 1351.121390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.121420][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.121505][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.121552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.121578][ T32] r4:85518100 [ 1351.121969][ T32] INFO: task kworker/0:411:5691 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 1 printk messages dropped ** [ 1351.122163][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1351.122795][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1351.123430][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1351.124273][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1351.125042][ T32] r5:85653c00 r4:829188d8 ** 3 printk messages dropped ** [ 1351.125264][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.146075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8552c5c0 ** 4 printk messages dropped ** [ 1351.146389][ T32] r5:00001000 r4:eb081000 [ 1351.146415][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.146639][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.147173][ T32] Exception stack(0xebd29fb0 to 0xebd29ff8) ** 4 printk messages dropped ** [ 1351.147393][ T32] r4:8552c7c0 ** 2 printk messages dropped ** [ 1351.148094][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.148560][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 2 printk messages dropped ** [ 1351.148686][ T32] r4:82ac11e4 [ 1351.148718][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.148768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.148792][ T32] r4:e0639dc0 [ 1351.148833][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.148882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.148905][ T32] r4:00000000 [ 1351.148926][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.148998][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.149024][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.149071][ T32] r5:00001000 r4:e01e9000 [ 1351.149092][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.149133][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.149201][ T32] r5:84364b8c r4:84364800 [ 1351.149267][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.149321][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.149356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.149409][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.149454][ T32] r4:84be5180 [ 1351.149478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.149571][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.149640][ T32] r4:00000001 [ 1351.149709][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.149753][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.149782][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.149812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.149839][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.149871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.149908][ T32] r4:84be4200 [ 1351.149955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.149989][ T32] INFO: task kworker/1:869:5696 blocked for more than 477 seconds. [ 1351.150024][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.150051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.150126][ T32] task:kworker/1:869 state:D stack:0 pid:5696 tgid:5696 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1351.150543][ T32] r4:85654800 ** 4 printk messages dropped ** [ 1351.150880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 ** 9 printk messages dropped ** [ 1351.151525][ T32] r5:00001000 r4:eb53b000 [ 1351.151550][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.152111][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1351.152736][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1351.154009][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.154709][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1351.180498][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1351.181154][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.181477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cd600 [ 1351.181525][ T32] r4:00000000 [ 1351.181570][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.181692][ T32] r9:83018205 r8:85655400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1351.181724][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.181773][ T32] r5:00001000 r4:eb30d000 [ 1351.181795][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.181878][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.181939][ T32] r5:85689f8c r4:85689c00 [ 1351.181979][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.182067][ T32] r7:ddde2d80 r6:83018200 r5:85689f8c r4:85533880 [ 1351.182100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.182174][ T32] r10:61c88647 r9:85655400 r8:855338ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.182212][ T32] r4:85533880 [ 1351.182236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.182288][ T32] r10:00000000 r9:85533880 r8:8027f5e8 r7:ebd2de60 r6:85533900 r5:85655400 [ 1351.182332][ T32] r4:00000001 [ 1351.182356][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.182397][ T32] Exception stack(0xebd31fb0 to 0xebd31ff8) [ 1351.182426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.182501][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.182563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.182621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1351.183617][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 15 printk messages dropped ** [ 1351.184312][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1351.184852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1351.185311][ T32] INFO: task kworker/1:871:5700 blocked for more than 477 seconds. [ 1351.185362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.185391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.185433][ T32] task:kworker/1:871 state:D stack:0 pid:5700 tgid:5700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.185508][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.198237][ T32] Call trace: [ 1351.198298][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.198392][ T32] r10:829188dc r9:ebd11d84 r8:00000002 r7:60000113 r6:ebd11d8c r5:85656000 [ 1351.198432][ T32] r4:85656000 [ 1351.198457][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.198502][ T32] r5:85656000 r4:829188d8 [ 1351.198523][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.198589][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.198653][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd11e08 [ 1351.198679][ T32] r4:00000000 [ 1351.198700][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.198744][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.199184][ T32] r5:00001000 r4:ebdf9000 [ 1351.199224][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.199511][ T32] r4:85533980 ** 9 printk messages dropped ** [ 1351.200011][ T32] r4:85508f40 ** 6 printk messages dropped ** [ 1351.200908][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.201433][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1351.202030][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1351.202530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.203019][ T32] r10:829188dc r9:ebd39d84 r8:00000002 r7:60000013 r6:ebd39d8c r5:85656c00 ** 11 printk messages dropped ** [ 1351.203706][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.203855][ T32] r5:00001000 r4:eb455000 ** 3 printk messages dropped ** [ 1351.204021][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1351.205125][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1351.222248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.222351][ T32] r4:82ac11e4 [ 1351.222387][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.222440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.222479][ T32] r4:e0639dc0 [ 1351.222546][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.222598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.222622][ T32] r4:00000000 [ 1351.222693][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.222810][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.222891][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.222951][ T32] r5:00001000 r4:e01e9000 [ 1351.222976][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.223041][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.223126][ T32] r5:84364b8c r4:84364800 [ 1351.223151][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.223218][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.223292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.223351][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.223378][ T32] r4:84be5180 [ 1351.223400][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.223452][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.223478][ T32] r4:00000001 [ 1351.223524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.223581][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.223613][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.223663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.223699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.223775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.223806][ T32] r4:84be4200 [ 1351.223831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.223886][ T32] INFO: task kworker/0:413:5704 blocked for more than 477 seconds. [ 1351.223928][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.223958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.223983][ T32] task:kworker/0:413 state:D stack:0 pid:5704 tgid:5704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.224053][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.224132][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.224246][ T32] r10:829188dc r9:ebd41d84 r8:00000002 r7:60000013 r6:ebd41d8c r5:84ac6000 ** 6 printk messages dropped ** [ 1351.224612][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.224860][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.225173][ T32] r5:00001000 r4:eb4bd000 [ 1351.225246][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.225345][ T32] r5:8560eb8c r4:8560e800 ** 3 printk messages dropped ** [ 1351.239956][ T32] r10:61c88647 r9:84ac6000 r8:8551242c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.240143][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.240299][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.240405][ T32] r4:85518800 ** 1 printk messages dropped ** [ 1351.241062][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.241473][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1351.241861][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.242003][ T32] r4:e0639dc0 ** 3 printk messages dropped ** [ 1351.242157][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1351.242627][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.242870][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.243141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.243537][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.243933][ T32] r5:856a0c00 r4:829188d8 ** 3 printk messages dropped ** [ 1351.244194][ T32] r4:00000000 [ 1351.244220][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.244264][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.244306][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.244354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85518a00 [ 1351.244379][ T32] r4:00000000 [ 1351.244400][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.244455][ T32] r9:83018005 r8:856a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1351.244481][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.244578][ T32] r5:00001000 r4:eb5f9000 [ 1351.244605][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.244656][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.244703][ T32] r5:8560ef8c r4:8560ec00 [ 1351.244724][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.244774][ T32] r7:dddced80 r6:83018000 r5:8560ef8c r4:85512480 [ 1351.244796][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.244847][ T32] r10:61c88647 r9:856a0c00 r8:855124ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.244872][ T32] r4:85512480 [ 1351.244896][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.244947][ T32] r10:00000000 r9:85512480 r8:8027f5e8 r7:ebd41e60 r6:85533b80 r5:856a0c00 [ 1351.244972][ T32] r4:00000001 [ 1351.244992][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.245032][ T32] Exception stack(0xebd49fb0 to 0xebd49ff8) [ 1351.245102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.245165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.245228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.245264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.245320][ T32] r4:855188c0 [ 1351.264012][ T32] INFO: task kworker/0:414:5706 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.264178][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.264330][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.264478][ T32] Call trace: [ 1351.264582][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.264728][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.264787][ T32] r4:00000000 [ 1351.264835][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.264934][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.265010][ T32] 9d20: 89c16000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.265086][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.265165][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.265238][ T32] r5:80070013 r4:80239bb0 [ 1351.265314][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.265419][ T32] r4:82ac11e4 [ 1351.265496][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.270466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.270546][ T32] r4:e0639dc0 [ 1351.270612][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.270744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.270810][ T32] r4:00000000 [ 1351.270884][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1351.271208][ T32] r5:00001000 r4:e01e9000 ** 4 printk messages dropped ** [ 1351.271782][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 ** 2 printk messages dropped ** [ 1351.272069][ T32] r4:84be5180 ** 4 printk messages dropped ** [ 1351.272511][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 10 printk messages dropped ** [ 1351.273425][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.274330][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.275296][ T32] r5:00001000 r4:eb88d000 ** 3 printk messages dropped ** [ 1351.290535][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1351.292016][ T32] INFO: task kworker/0:415:5709 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.292106][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.292282][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.292446][ T32] Call trace: [ 1351.292576][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.292710][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.292766][ T32] r4:00000000 [ 1351.292815][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.292900][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.292966][ T32] 9d20: 89dd8000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.293069][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.293181][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.293250][ T32] r5:80070013 r4:80239bb0 [ 1351.293305][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.293430][ T32] r4:82ac11e4 [ 1351.293502][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.293609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.293697][ T32] r4:e0639dc0 [ 1351.293749][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.293851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.293906][ T32] r4:00000000 [ 1351.293954][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.294060][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.294113][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.294210][ T32] r5:00001000 r4:e01e9000 [ 1351.294258][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.294349][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.294470][ T32] r5:84364b8c r4:84364800 [ 1351.294541][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.294666][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.294721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.294859][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.294920][ T32] r4:84be5180 [ 1351.294985][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.295103][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.295158][ T32] r4:00000001 [ 1351.295208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.295290][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.295397][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.295535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.314139][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.314249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.314379][ T32] r4:84be4200 [ 1351.314449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.314576][ T32] INFO: task kworker/0:416:5710 blocked for more than 477 seconds. [ 1351.314697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.314768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.314858][ T32] task:kworker/0:416 state:D stack:0 pid:5710 tgid:5710 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.326660][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.327143][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.327192][ T32] r5:00001000 r4:eb68f000 [ 1351.327213][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.327415][ T32] r7:dddced80 r6:83018000 r5:8560f38c r4:85512580 ** 9 printk messages dropped ** [ 1351.328167][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.330263][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.330782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1351.331802][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.332530][ T32] r4:84be5180 ** 4 printk messages dropped ** [ 1351.332924][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 3 printk messages dropped ** [ 1351.333287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1351.333925][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.334358][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1351.334864][ T32] r9:83018005 r8:855aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1351.335073][ T32] r5:00001000 r4:eb707000 ** 3 printk messages dropped ** [ 1351.335471][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.359013][ T32] Exception stack(0xebd35fb0 to 0xebd35ff8) ** 2 printk messages dropped ** [ 1351.359108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.359139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.359162][ T32] r4:85518b00 [ 1351.359659][ T32] INFO: task kworker/0:417:5711 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.359727][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.359843][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.359927][ T32] Call trace: [ 1351.360000][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.360088][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.360117][ T32] r4:00000000 [ 1351.360137][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.360215][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.360250][ T32] 9d20: 8a55b000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.360317][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.360350][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.360377][ T32] r5:80070013 r4:80239bb0 [ 1351.360398][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.360445][ T32] r4:82ac11e4 [ 1351.360466][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.360544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.360573][ T32] r4:e0639dc0 [ 1351.360594][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.360690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.360718][ T32] r4:00000000 [ 1351.360739][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.360790][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.360843][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.360892][ T32] r5:00001000 r4:e01e9000 [ 1351.360913][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.360955][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.361026][ T32] r5:84364b8c r4:84364800 [ 1351.361090][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.361172][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.361197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.361249][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.361273][ T32] r4:84be5180 [ 1351.361318][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.361371][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.361425][ T32] r4:00000001 [ 1351.361479][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.361519][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.361548][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.361578][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.361631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.361691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.361749][ T32] r4:84be4200 [ 1351.361843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1351.362008][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.362555][ T32] r4:847f6c00 ** 4 printk messages dropped ** [ 1351.362796][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd51e08 ** 8 printk messages dropped ** [ 1351.363495][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.363599][ T32] r5:00001000 r4:eb8f7000 [ 1351.363736][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.364075][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.364560][ T32] r4:85512700 [ 1351.364624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.364799][ T32] r10:00000000 r9:85512700 r8:8027f5e8 r7:ebd55e60 r6:85512780 r5:847f6c00 [ 1351.364866][ T32] r4:00000001 [ 1351.364918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.365006][ T32] Exception stack(0xebd51fb0 to 0xebd51ff8) [ 1351.365108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.365187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.365252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.365323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.365438][ T32] r4:855180c0 [ 1351.391661][ T32] INFO: task kworker/0:418:5715 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.391845][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.392017][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.392185][ T32] Call trace: [ 1351.392360][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.392487][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.392548][ T32] r4:00000000 [ 1351.392602][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.392722][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.392801][ T32] 9d20: 8a708000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.392876][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.392947][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.393008][ T32] r5:80070013 r4:80239bb0 [ 1351.393052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.393141][ T32] r4:82ac11e4 [ 1351.393193][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.393326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.393403][ T32] r4:e0639dc0 [ 1351.393454][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.393559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 6 printk messages dropped ** [ 1351.394243][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.395102][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.410454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1351.412038][ T32] r10:829188dc r9:ebd3dd84 r8:00000002 r7:60000013 r6:ebd3dd8c r5:856b0000 ** 8 printk messages dropped ** [ 1351.412899][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1351.413584][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.413713][ T32] r5:00001000 r4:eb8bb000 [ 1351.413767][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.413866][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.414024][ T32] r5:8560ff8c r4:8560fc00 [ 1351.414088][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.414201][ T32] r7:dddced80 r6:83018000 r5:8560ff8c r4:85512800 [ 1351.414253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.414366][ T32] r10:61c88647 r9:856b0000 r8:8551282c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.414445][ T32] r4:85512800 [ 1351.414516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.414628][ T32] r10:00000000 r9:85512800 r8:8027f5e8 r7:ebd51e60 r6:85512880 r5:856b0000 [ 1351.414700][ T32] r4:00000001 [ 1351.414749][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.414840][ T32] Exception stack(0xebd3dfb0 to 0xebd3dff8) [ 1351.414911][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.415006][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.415089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.415162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.415218][ T32] r4:855180c0 [ 1351.431276][ T32] INFO: task kworker/0:419:5716 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.431374][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.431533][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.431624][ T32] Call trace: [ 1351.431674][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.431737][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 4 printk messages dropped ** [ 1351.432000][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 9 printk messages dropped ** [ 1351.432485][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.432706][ T32] r5:00001000 r4:e01e9000 ** 5 printk messages dropped ** [ 1351.432976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.433533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.433952][ T32] task:kworker/0:420 state:D stack:0 pid:5718 tgid:5718 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.434348][ T32] r5:856b0c00 r4:829188d8 [ 1351.434387][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.434432][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.434483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 [ 1351.434540][ T32] r4:00000000 [ 1351.434575][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.434662][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.434706][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.434753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550e1c0 [ 1351.434777][ T32] r4:00000000 [ 1351.434813][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.434938][ T32] r9:83018005 r8:856b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1351.434969][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.435018][ T32] r5:00001000 r4:ebd6d000 [ 1351.435070][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.435117][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.435163][ T32] r5:85614b8c r4:85614800 ** 1 printk messages dropped ** [ 1351.435231][ T32] r7:dddced80 r6:83018000 r5:85614b8c r4:85512900 ** 7 printk messages dropped ** [ 1351.456073][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) ** 5 printk messages dropped ** [ 1351.456826][ T32] INFO: task kworker/0:420:5718 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 9 printk messages dropped ** [ 1351.457375][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 9 printk messages dropped ** [ 1351.457860][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.458192][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.458512][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 ** 10 printk messages dropped ** [ 1351.459024][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1351.459324][ T32] r10:829188dc r9:ebd71d84 r8:00000002 r7:60000113 r6:ebd71d8c r5:856b1800 ** 8 printk messages dropped ** [ 1351.459731][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.460017][ T32] r5:00001000 r4:ebbd7000 ** 1 printk messages dropped ** [ 1351.460151][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.460578][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.460980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1351.461926][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1351.462223][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.462447][ T32] r4:00000000 [ 1351.462504][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.462579][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.462604][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.462653][ T32] r5:00001000 r4:e01e9000 [ 1351.462674][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.462716][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.462761][ T32] r5:84364b8c r4:84364800 [ 1351.462804][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.462857][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.462878][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.462945][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.462977][ T32] r4:84be5180 [ 1351.462998][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.463090][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.463132][ T32] r4:00000001 [ 1351.463154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.463192][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.463221][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.463293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.463326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.463357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.463380][ T32] r4:84be4200 [ 1351.463400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.463426][ T32] INFO: task kworker/0:422:5722 blocked for more than 477 seconds. [ 1351.463454][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.463483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.463518][ T32] task:kworker/0:422 state:D stack:0 pid:5722 tgid:5722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.463582][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.463701][ T32] Call trace: [ 1351.463737][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.463790][ T32] r10:829188dc r9:ebd65d84 r8:00000002 r7:60000013 r6:ebd65d8c r5:856b2400 [ 1351.463848][ T32] r4:856b2400 [ 1351.463873][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.463924][ T32] r5:856b2400 r4:829188d8 [ 1351.463945][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.463987][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.464037][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd65e08 [ 1351.464101][ T32] r4:00000000 [ 1351.464125][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.464166][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.464204][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.464281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550e3c0 [ 1351.464321][ T32] r4:00000000 [ 1351.464344][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.464394][ T32] r9:83018005 r8:856b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1351.464416][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.464495][ T32] r5:00001000 r4:ebd7b000 [ 1351.464519][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.464604][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.464683][ T32] r5:85614f8c r4:85614c00 [ 1351.464707][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.464797][ T32] r7:dddced80 r6:83018000 r5:85614f8c r4:85512b00 [ 1351.464822][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.464872][ T32] r10:61c88647 r9:856b2400 r8:85512b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.464925][ T32] r4:85512b00 [ 1351.464982][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.465035][ T32] r10:00000000 r9:85512b00 r8:8027f5e8 r7:ebd61e60 r6:85512b80 r5:856b2400 [ 1351.465059][ T32] r4:00000001 [ 1351.465083][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.465121][ T32] Exception stack(0xebd65fb0 to 0xebd65ff8) [ 1351.465150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.465179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.465248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.465312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.465355][ T32] r4:8550e300 ** 1 printk messages dropped ** [ 1351.488302][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.488879][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1351.489277][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.489671][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.490243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.490611][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.491100][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 ** 8 printk messages dropped ** [ 1351.491518][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.491785][ T32] r5:8561538c r4:85615000 ** 4 printk messages dropped ** [ 1351.492029][ T32] r4:85512c00 ** 6 printk messages dropped ** [ 1351.492235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.493140][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.493201][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.493271][ T32] 9d20: 8bb8f000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.493308][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.493337][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.493363][ T32] r5:80070013 r4:80239bb0 [ 1351.493386][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.493432][ T32] r4:82ac11e4 [ 1351.493453][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.493541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.493568][ T32] r4:e0639dc0 [ 1351.493587][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.493634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.493694][ T32] r4:00000000 [ 1351.493734][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.493823][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.493881][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.493938][ T32] r5:00001000 r4:e01e9000 [ 1351.493960][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.494002][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.494082][ T32] r5:84364b8c r4:84364800 [ 1351.494106][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.494160][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.494183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.494234][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.494283][ T32] r4:84be5180 [ 1351.494307][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.494357][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.494382][ T32] r4:00000001 [ 1351.494401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.494438][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.494500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.494533][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.494561][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.494592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1351.494792][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1351.495030][ T32] r10:829188dc r9:ebd85d84 r8:00000002 r7:60000013 r6:ebd85d8c r5:856b3c00 ** 8 printk messages dropped ** [ 1351.495432][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.510561][ T32] r5:00001000 r4:ebd8f000 [ 1351.510611][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.510826][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.511605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.512351][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.512424][ T32] Call trace: [ 1351.512457][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.512513][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.512553][ T32] r4:00000000 [ 1351.512578][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.512640][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.512711][ T32] 9d20: 8bb8f000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.512777][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.512837][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.512866][ T32] r5:80070013 r4:80239bb0 [ 1351.512888][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.512939][ T32] r4:82ac11e4 [ 1351.512998][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.513085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.513160][ T32] r4:e0639dc0 [ 1351.513198][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.513248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.513272][ T32] r4:00000000 [ 1351.513316][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.513371][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.513433][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.513514][ T32] r5:00001000 r4:e01e9000 [ 1351.513536][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.513592][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.513643][ T32] r5:84364b8c r4:84364800 [ 1351.513705][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.513782][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.513828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.513883][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.513947][ T32] r4:84be5180 [ 1351.513970][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.514022][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.514045][ T32] r4:00000001 [ 1351.514098][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1351.514344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1351.514892][ T32] r10:829188dc r9:ebda1d84 r8:00000002 r7:60000013 r6:ebda1d8c r5:856a2400 ** 8 printk messages dropped ** [ 1351.515323][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.528190][ T32] r5:00001000 r4:ebd95000 [ 1351.528211][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.528350][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1351.528935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.530076][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1351.530485][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1351.530813][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1351.531384][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1351.531776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.532190][ T32] task:kworker/0:426 state:D stack:0 pid:5730 tgid:5730 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.532837][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.533146][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.533374][ T32] r5:00001000 r4:ebda7000 ** 2 printk messages dropped ** [ 1351.533569][ T32] r5:85615f8c r4:85615c00 ** 4 printk messages dropped ** [ 1351.533862][ T32] r4:85512e80 ** 6 printk messages dropped ** [ 1351.534197][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.534846][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.535294][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1351.555911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 10 printk messages dropped ** [ 1351.556505][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.556555][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.556618][ T32] r4:84be5180 [ 1351.556645][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.556733][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.556760][ T32] r4:00000001 [ 1351.556810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.556876][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.556952][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.556988][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.557017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.557079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.557138][ T32] r4:84be4200 [ 1351.557177][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.557246][ T32] INFO: task kworker/0:427:5732 blocked for more than 478 seconds. [ 1351.557301][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.557364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.557389][ T32] task:kworker/0:427 state:D stack:0 pid:5732 tgid:5732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.557448][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.557529][ T32] Call trace: [ 1351.557563][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.557704][ T32] r10:829188dc r9:ebd99d84 r8:00000002 r7:60000113 r6:ebd99d8c r5:856b4800 [ 1351.557799][ T32] r4:856b4800 [ 1351.557824][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.557949][ T32] r5:856b4800 r4:829188d8 [ 1351.558019][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.558068][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.558124][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd99e08 [ 1351.558150][ T32] r4:00000000 [ 1351.558170][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.558248][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.558323][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.558372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550ec80 [ 1351.558395][ T32] r4:00000000 [ 1351.558455][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.558507][ T32] r9:83018005 r8:856b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1351.558530][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.558574][ T32] r5:00001000 r4:ebdbf000 [ 1351.558594][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.558634][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.558683][ T32] r5:8561678c r4:85616400 [ 1351.558733][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.558786][ T32] r7:dddced80 r6:83018000 r5:8561678c r4:85512f00 [ 1351.558809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.558915][ T32] r10:61c88647 r9:856b4800 r8:85512f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.558991][ T32] r4:85512f00 [ 1351.559035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.559118][ T32] r10:00000000 r9:85512f00 r8:8027f5e8 r7:ebdb1e60 r6:85512f80 r5:856b4800 [ 1351.559172][ T32] r4:00000001 [ 1351.559197][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.559250][ T32] Exception stack(0xebd99fb0 to 0xebd99ff8) [ 1351.559293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.559326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.559367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.559401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.559440][ T32] r4:8550e8c0 [ 1351.559937][ T32] INFO: task kworker/0:427:5732 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.559975][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.560102][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.560152][ T32] Call trace: [ 1351.560184][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.560238][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.560262][ T32] r4:00000000 [ 1351.560315][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.560391][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.560425][ T32] 9d20: 8c635000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.560458][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.560485][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.560511][ T32] r5:80070013 r4:80239bb0 [ 1351.560531][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.560606][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1351.560692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 ** 8 printk messages dropped ** [ 1351.561012][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1351.561478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1351.562023][ T32] INFO: task kworker/0:428:5733 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.562328][ T32] r4:856b5400 ** 4 printk messages dropped ** [ 1351.562628][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd8de08 ** 9 printk messages dropped ** [ 1351.563154][ T32] r5:00001000 r4:ebdad000 [ 1351.563176][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.563321][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.563912][ T32] Exception stack(0xebd8dfb0 to 0xebd8dff8) [ 1351.563943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.564007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.564070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.564140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.564170][ T32] r4:8550e8c0 [ 1351.564471][ T32] INFO: task kworker/0:428:5733 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.564507][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.564585][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.564635][ T32] Call trace: [ 1351.564671][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.564726][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.564751][ T32] r4:00000000 [ 1351.564783][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.564863][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.564906][ T32] 9d20: 8c635000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.564943][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.564970][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.565056][ T32] r5:80070013 r4:80239bb0 [ 1351.565083][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.565127][ T32] r4:82ac11e4 [ 1351.565170][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.565223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.565282][ T32] r4:e0639dc0 [ 1351.565306][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.565355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.565379][ T32] r4:00000000 [ 1351.565400][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.565451][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.565475][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.595940][ T32] r5:00001000 r4:e01e9000 [ 1351.596057][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.596138][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.596189][ T32] r5:84364b8c r4:84364800 [ 1351.596210][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.596263][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.596286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.596340][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.596364][ T32] r4:84be5180 [ 1351.596407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.596463][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.596488][ T32] r4:00000001 [ 1351.596508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.596671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.596985][ T32] task:kworker/0:429 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.597751][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.598160][ T32] r5:00001000 r4:ebdc5000 [ 1351.598184][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.598372][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.598924][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.599861][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1351.600296][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.600515][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.600881][ T32] r5:84364b8c r4:84364800 ** 4 printk messages dropped ** [ 1351.601100][ T32] r4:84be5180 ** 2 printk messages dropped ** [ 1351.601191][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.601457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.601736][ T32] task:kworker/0:430 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.602385][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.603020][ T32] r5:00001000 r4:ebdd3000 [ 1351.603111][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.603274][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.603698][ T32] Exception stack(0xebdc9fb0 to 0xebdc9ff8) ** 6 printk messages dropped ** [ 1351.604376][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.605164][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 8 printk messages dropped ** [ 1351.636762][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.637713][ T32] r5:00001000 r4:e01e9000 [ 1351.637895][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.637996][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.638092][ T32] r5:84364b8c r4:84364800 [ 1351.638556][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.638772][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.639555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.639665][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.639905][ T32] r4:84be5180 [ 1351.640039][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.640153][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.640204][ T32] r4:00000001 [ 1351.640463][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.640553][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.640812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.641358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.641465][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.641538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.641592][ T32] r4:84be4200 [ 1351.641643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.641792][ T32] INFO: task kworker/0:431:5741 blocked for more than 478 seconds. [ 1351.641903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.642094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.642147][ T32] task:kworker/0:431 state:D stack:0 pid:5741 tgid:5741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.642712][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.642957][ T32] Call trace: [ 1351.643241][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.643351][ T32] r10:829188dc r9:ebdd1d84 r8:00000002 r7:60000113 r6:ebdd1d8c r5:84ad0000 [ 1351.643403][ T32] r4:84ad0000 [ 1351.643449][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.643537][ T32] r5:84ad0000 r4:829188d8 [ 1351.643597][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.643689][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.643796][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdd1e08 [ 1351.644060][ T32] r4:00000000 [ 1351.644150][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.644713][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.644806][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.645099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf5140 [ 1351.645161][ T32] r4:00000000 [ 1351.645911][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.675537][ T32] r9:83018005 r8:84ad0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1351.676314][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.676456][ T32] r5:00001000 r4:ebdd9000 [ 1351.676506][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.676609][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.676703][ T32] r5:8561738c r4:85617000 [ 1351.676750][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.676902][ T32] r7:dddced80 r6:83018000 r5:8561738c r4:84bf4300 [ 1351.676959][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.677225][ T32] r10:61c88647 r9:84ad0000 r8:84bf432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.677339][ T32] r4:84bf4300 [ 1351.677434][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.677545][ T32] r10:00000000 r9:84bf4300 r8:8027f5e8 r7:ebdc9e60 r6:84bf4380 r5:84ad0000 [ 1351.677597][ T32] r4:00000001 [ 1351.677641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1351.677920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.679955][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1351.680828][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1351.681275][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.681887][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.682828][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1351.683438][ T32] r4:84be4200 ** 5 printk messages dropped ** [ 1351.684091][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.684973][ T32] r5:84ad0c00 r4:829188d8 ** 3 printk messages dropped ** [ 1351.685273][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.708555][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.709135][ T32] r5:00001000 r4:ebdf3000 [ 1351.709189][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.709493][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1351.710724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.711940][ T32] INFO: task kworker/0:432:5742 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.712035][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.712254][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.712359][ T32] Call trace: [ 1351.712597][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.712829][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.712936][ T32] r4:00000000 [ 1351.713019][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.713276][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.713348][ T32] 9d20: 8dd36000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.713493][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.713559][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.713637][ T32] r5:80070013 r4:80239bb0 [ 1351.713719][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.713809][ T32] r4:82ac11e4 [ 1351.713978][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.714140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.714199][ T32] r4:e0639dc0 [ 1351.714244][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.714338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1351.714391][ T32] r4:00000000 [ 1351.714485][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.714595][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1351.714818][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.714926][ T32] r5:00001000 r4:e01e9000 [ 1351.714971][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.715057][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.715148][ T32] r5:84364b8c r4:84364800 [ 1351.715193][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.715291][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1351.715399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.746291][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.746421][ T32] r4:84be5180 [ 1351.746472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.746612][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1351.746663][ T32] r4:00000001 [ 1351.746745][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.746834][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1351.746904][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.746970][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.747034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.747100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.747149][ T32] r4:84be4200 [ 1351.747258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.747373][ T32] INFO: task kworker/0:433:5743 blocked for more than 478 seconds. [ 1351.747545][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.747607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.747730][ T32] task:kworker/0:433 state:D stack:0 pid:5743 tgid:5743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.747852][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.747957][ T32] Call trace: [ 1351.748025][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.748217][ T32] r10:829188dc r9:ebdbdd84 r8:00000002 r7:60000013 r6:ebdbdd8c r5:84ad2400 [ 1351.748278][ T32] r4:84ad2400 [ 1351.748379][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.748620][ T32] r5:84ad2400 r4:829188d8 [ 1351.748672][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.748849][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.748998][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdbde08 [ 1351.749091][ T32] r4:00000000 [ 1351.749155][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.749243][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.749327][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.749421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf5340 [ 1351.749472][ T32] r4:00000000 [ 1351.749517][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.749625][ T32] r9:83018005 r8:84ad2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1351.749809][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.749914][ T32] r5:00001000 r4:ebde7000 [ 1351.749962][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.750153][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.750253][ T32] r5:8561778c r4:85617400 [ 1351.750299][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.750397][ T32] r7:dddced80 r6:83018000 r5:8561778c r4:84bf4500 [ 1351.750445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.750559][ T32] r10:61c88647 r9:84ad2400 r8:84bf452c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.751014][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.751472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.751523][ T32] r4:84bf5300 [ 1351.752438][ T32] INFO: task kworker/0:433:5743 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.752510][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.752730][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.752868][ T32] Call trace: [ 1351.753016][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.753136][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.753192][ T32] r4:00000000 [ 1351.753281][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.753373][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.753480][ T32] 9d20: 8e2d9000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.753555][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.753614][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 5 printk messages dropped ** [ 1351.754053][ T32] r4:e0639dc0 ** 7 printk messages dropped ** [ 1351.754815][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1351.755464][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1351.777202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1351.778624][ T32] r10:829188dc r9:ebdfdd84 r8:00000002 r7:60000013 r6:ebdfdd8c r5:84ad3c00 ** 8 printk messages dropped ** [ 1351.779493][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.780452][ T32] r5:00001000 r4:ebded000 [ 1351.780573][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.780836][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.781857][ T32] Exception stack(0xebdfdfb0 to 0xebdfdff8) ** 6 printk messages dropped ** [ 1351.783664][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.784878][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 6 printk messages dropped ** [ 1351.785453][ T32] r4:e0639dc0 ** 8 printk messages dropped ** [ 1351.816874][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.817799][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.818526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1351.819764][ T32] r10:829188dc r9:ebe01d84 r8:00000002 r7:60000013 r6:ebe01d8c r5:84ad4800 ** 5 printk messages dropped ** [ 1351.820274][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe01e08 ** 4 printk messages dropped ** [ 1351.820725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf5a40 [ 1351.820778][ T32] r4:00000000 [ 1351.820883][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.821006][ T32] r9:83018005 r8:84ad4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c1000 [ 1351.821069][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.821165][ T32] r5:00001000 r4:ebe0b000 [ 1351.821209][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.821294][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.821418][ T32] r5:8562038c r4:85620000 [ 1351.821540][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.821659][ T32] r7:dddced80 r6:83018000 r5:8562038c r4:84bf4700 [ 1351.821712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.821819][ T32] r10:61c88647 r9:84ad4800 r8:84bf472c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.821869][ T32] r4:84bf4700 [ 1351.821921][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.822021][ T32] r10:00000000 r9:84bf4700 r8:8027f5e8 r7:ebddde60 r6:84bf4780 r5:84ad4800 [ 1351.822163][ T32] r4:00000001 [ 1351.822215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.822419][ T32] Exception stack(0xebe01fb0 to 0xebe01ff8) [ 1351.822487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.822553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.822617][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.822688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.822838][ T32] r4:84bf5600 [ 1351.823768][ T32] INFO: task kworker/0:435:5747 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.823889][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.824076][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.824246][ T32] Call trace: [ 1351.824321][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.824432][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.824488][ T32] r4:00000000 [ 1351.824534][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.824621][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.824688][ T32] 9d20: 8e95d000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.824758][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.824817][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.824875][ T32] r5:80070013 r4:80239bb0 [ 1351.825056][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.825151][ T32] r4:82ac11e4 [ 1351.825298][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.825403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.825457][ T32] r4:e0639dc0 ** 1 printk messages dropped ** [ 1351.846795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 10 printk messages dropped ** [ 1351.847973][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.849508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.850406][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.851840][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.852861][ T32] r5:00001000 r4:eb0e7000 [ 1351.852925][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.853016][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.853106][ T32] r5:8568a78c r4:8568a400 [ 1351.853150][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.853316][ T32] r7:ddde2d80 r6:83018200 r5:8568a78c r4:85533e00 [ 1351.853385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.853491][ T32] r10:61c88647 r9:84ad1800 r8:85533e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.853563][ T32] r4:85533e00 [ 1351.853612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.853778][ T32] r10:00000000 r9:85533e00 r8:8027f5e8 r7:ebd2de60 r6:84bf4800 r5:84ad1800 [ 1351.853834][ T32] r4:00000001 [ 1351.853898][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.854050][ T32] Exception stack(0xebe09fb0 to 0xebe09ff8) [ 1351.854212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.854281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.854342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.854428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.854557][ T32] r4:85531200 [ 1351.886161][ T32] INFO: task kworker/1:872:5750 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1351.886271][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.886403][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.886516][ T32] Call trace: [ 1351.886585][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1351.886702][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1351.886754][ T32] r4:00000000 [ 1351.886803][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.886887][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1351.886985][ T32] 9d20: 8f139000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1351.887055][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1351.887120][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1351.887172][ T32] r5:80070013 r4:80239bb0 [ 1351.887235][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.887324][ T32] r4:82ac11e4 [ 1351.887370][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.887460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1351.887505][ T32] r4:e0639dc0 ** 2 printk messages dropped ** [ 1351.887765][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.888360][ T32] r5:84364b8c r4:84364800 ** 3 printk messages dropped ** [ 1351.888674][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.889372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1351.890306][ T32] r10:829188dc r9:ebe19d84 r8:00000002 r7:60000113 r6:ebe19d8c r5:84ad5400 ** 5 printk messages dropped ** [ 1351.890720][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe19e08 [ 1351.890806][ T32] r4:00000000 [ 1351.891019][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.891099][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.891176][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.891277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf5b40 [ 1351.891345][ T32] r4:00000000 [ 1351.891400][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.891508][ T32] r9:83018005 r8:84ad5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1351.891634][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.891750][ T32] r5:00001000 r4:ebe11000 [ 1351.891808][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.891898][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.891985][ T32] r5:8562078c r4:85620400 [ 1351.892058][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.892160][ T32] r7:dddced80 r6:83018000 r5:8562078c r4:84bf4880 [ 1351.892269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.892378][ T32] r10:61c88647 r9:84ad5400 r8:84bf48ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.892426][ T32] r4:84bf4880 [ 1351.892467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1351.892872][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1351.894828][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 15 printk messages dropped ** [ 1351.923317][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1351.924345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1351.925500][ T32] r4:84ad6000 ** 7 printk messages dropped ** [ 1351.932797][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1351.933460][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1351.934423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1351.950772][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 17 printk messages dropped ** [ 1351.952123][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1351.953167][ T32] r4:84be4200 ** 5 printk messages dropped ** [ 1351.953622][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.953740][ T32] Call trace: [ 1351.953809][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1351.953906][ T32] r10:829188dc r9:ebe29d84 r8:00000002 r7:60000113 r6:ebe29d8c r5:84ad6c00 [ 1351.953978][ T32] r4:84ad6c00 [ 1351.954064][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1351.954179][ T32] r5:84ad6c00 r4:829188d8 [ 1351.954228][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.954333][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.954462][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe29e08 [ 1351.954543][ T32] r4:00000000 [ 1351.954584][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1351.954674][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1351.954767][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1351.954864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf5e00 [ 1351.954914][ T32] r4:00000000 [ 1351.954982][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1351.955076][ T32] r9:83018005 r8:84ad6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1351.955124][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1351.955210][ T32] r5:00001000 r4:ebe1f000 [ 1351.955285][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1351.955379][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.955525][ T32] r5:85620b8c r4:85620800 [ 1351.969919][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.970062][ T32] r7:dddced80 r6:83018000 r5:85620b8c r4:84bf4a80 [ 1351.970106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.970218][ T32] r10:61c88647 r9:84ad6c00 r8:84bf4aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1351.970497][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1351.972005][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1351.974202][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1351.975407][ T32] r4:84be4200 ** 5 printk messages dropped ** [ 1351.996229][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1351.997220][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.998083][ T32] r5:85620f8c r4:85620c00 ** 9 printk messages dropped ** [ 1351.998942][ T32] Exception stack(0xebe1dfb0 to 0xebe1dff8) ** 8 printk messages dropped ** [ 1352.000429][ T32] Call trace: ** 9 printk messages dropped ** [ 1352.001096][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1352.001342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.001404][ T32] r4:e0639dc0 [ 1352.001452][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.001564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.001614][ T32] r4:00000000 [ 1352.001691][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.001790][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.001838][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.001952][ T32] r5:00001000 r4:e01e9000 [ 1352.002010][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.002113][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.002206][ T32] r5:84364b8c r4:84364800 [ 1352.002250][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.002345][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.002383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.002480][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.002529][ T32] r4:84be5180 [ 1352.002565][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.002678][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.002729][ T32] r4:00000001 [ 1352.002790][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.002874][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.002931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.003020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.003100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.003163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.003210][ T32] r4:84be4200 [ 1352.003248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1352.003375][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1352.004248][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.004914][ T32] r5:00001000 r4:eb7dd000 ** 6 printk messages dropped ** [ 1352.005233][ T32] r10:61c88647 r9:856b8000 r8:85533eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.032676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.034451][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 11 printk messages dropped ** [ 1352.035562][ T32] r4:e0639dc0 ** 12 printk messages dropped ** [ 1352.050721][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1352.051853][ T32] task:kworker/1:874 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1352.053643][ T32] r5:00001000 r4:eb5db000 ** 1 printk messages dropped ** [ 1352.053850][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.053945][ T32] r5:8568af8c r4:8568ac00 [ 1352.053992][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.054084][ T32] r7:ddde2d80 r6:83018200 r5:8568af8c r4:85533f00 [ 1352.054124][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.054223][ T32] r10:61c88647 r9:856b9800 r8:85533f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.054299][ T32] r4:85533f00 [ 1352.054345][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.054436][ T32] r10:00000000 r9:85533f00 r8:8027f5e8 r7:ebc6de60 r6:84bf4d00 r5:856b9800 [ 1352.054483][ T32] r4:00000001 [ 1352.054522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.054628][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1352.054701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.054758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.054816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.054874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.054929][ T32] r4:85415380 [ 1352.075994][ T32] INFO: task kworker/1:874:5766 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.076127][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.076216][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.076296][ T32] Call trace: [ 1352.076366][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.076434][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.076464][ T32] r4:00000000 [ 1352.076487][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.076532][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.076566][ T32] 9d20: 906d3000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.076600][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 14 printk messages dropped ** [ 1352.077517][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1352.078540][ T32] r4:84be4200 ** 9 printk messages dropped ** [ 1352.079025][ T32] r4:856bb000 ** 8 printk messages dropped ** [ 1352.079485][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.079772][ T32] r5:00001000 r4:eb62b000 ** 3 printk messages dropped ** [ 1352.080009][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1352.080682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1352.082002][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1352.082314][ T32] r4:00000000 [ 1352.082338][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.082417][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.082492][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.082543][ T32] r5:00001000 r4:e01e9000 [ 1352.082564][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.082623][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.082679][ T32] r5:84364b8c r4:84364800 [ 1352.082736][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.082790][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.082811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.082861][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.082884][ T32] r4:84be5180 [ 1352.082908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.082963][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.082988][ T32] r4:00000001 [ 1352.083036][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.083133][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.083176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.083210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.083237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.083322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.083349][ T32] r4:84be4200 [ 1352.083370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.083395][ T32] INFO: task kworker/0:440:5769 blocked for more than 478 seconds. [ 1352.083423][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.083447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.083500][ T32] task:kworker/0:440 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.083612][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.083661][ T32] Call trace: [ 1352.083740][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.083792][ T32] r10:829188dc r9:ebe51d84 r8:00000002 r7:60000113 r6:ebe51d8c r5:856b8c00 [ 1352.083851][ T32] r4:856b8c00 [ 1352.083875][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.083920][ T32] r5:856b8c00 r4:829188d8 [ 1352.083942][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.083983][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.084033][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe51e08 [ 1352.084085][ T32] r4:00000000 [ 1352.084108][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.084177][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.084256][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.084312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85422140 [ 1352.084336][ T32] r4:00000000 [ 1352.084357][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.084430][ T32] r9:83018005 r8:856b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1352.084455][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.084512][ T32] r5:00001000 r4:ebe41000 [ 1352.084534][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.084578][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.084623][ T32] r5:8562178c r4:85621400 [ 1352.084710][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.084765][ T32] r7:dddced80 r6:83018000 r5:8562178c r4:84bf4e00 [ 1352.084787][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.084838][ T32] r10:61c88647 r9:856b8c00 r8:84bf4e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.084861][ T32] r4:84bf4e00 [ 1352.084910][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.084963][ T32] r10:00000000 r9:84bf4e00 r8:8027f5e8 r7:ebde5e60 r6:84bf4e80 r5:856b8c00 [ 1352.084986][ T32] r4:00000001 [ 1352.085034][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.085128][ T32] Exception stack(0xebe51fb0 to 0xebe51ff8) [ 1352.085159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.085190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.085218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.085250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.085280][ T32] r4:85422400 [ 1352.103078][ T32] INFO: task kworker/0:440:5769 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.103204][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.103322][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.103387][ T32] Call trace: [ 1352.103466][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.103530][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.103566][ T32] r4:00000000 [ 1352.103591][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.103640][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.103677][ T32] 9d20: 90dbf000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.103710][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.103738][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.103764][ T32] r5:80070013 r4:80239bb0 [ 1352.103799][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.103849][ T32] r4:82ac11e4 [ 1352.103870][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.103917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.103940][ T32] r4:e0639dc0 [ 1352.103959][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.104060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.104089][ T32] r4:00000000 [ 1352.104143][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.104223][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.104250][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.104333][ T32] r5:00001000 r4:e01e9000 [ 1352.104396][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.104446][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.104497][ T32] r5:84364b8c r4:84364800 [ 1352.104532][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.104587][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.104611][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.104701][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.104759][ T32] r4:84be5180 [ 1352.104782][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.104833][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.104893][ T32] r4:00000001 [ 1352.104919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.104958][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 1 printk messages dropped ** [ 1352.105016][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.105148][ T32] INFO: task kworker/0:441:5771 blocked for more than 478 seconds. ** 3 printk messages dropped ** [ 1352.105320][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.118228][ T32] r4:856bc800 ** 3 printk messages dropped ** [ 1352.118387][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.118493][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe59e08 [ 1352.118521][ T32] r4:00000000 [ 1352.118570][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.118619][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.118707][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.118829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85509dc0 [ 1352.118857][ T32] r4:00000000 [ 1352.118879][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.118937][ T32] r9:83018005 r8:856bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1352.118988][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.119085][ T32] r5:00001000 r4:ebce1000 [ 1352.119163][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.119238][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.119298][ T32] r5:8562238c r4:85622000 [ 1352.119342][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.119403][ T32] r7:dddced80 r6:83018000 r5:8562238c r4:84bf4f00 [ 1352.119426][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.119477][ T32] r10:61c88647 r9:856bc800 r8:84bf4f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.119500][ T32] r4:84bf4f00 [ 1352.119532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.119585][ T32] r10:00000000 r9:84bf4f00 r8:8027f5e8 r7:ebe51e60 r6:84bf4f80 r5:856bc800 [ 1352.119612][ T32] r4:00000001 [ 1352.119634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.119680][ T32] Exception stack(0xebe59fb0 to 0xebe59ff8) [ 1352.119711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.119793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.119832][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.119902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.119953][ T32] r4:85422980 [ 1352.120467][ T32] INFO: task kworker/0:441:5771 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.120509][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.120580][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.120690][ T32] Call trace: [ 1352.120757][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.120869][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.120905][ T32] r4:00000000 [ 1352.120927][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.120998][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.121032][ T32] 9d20: 9107f000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.121065][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.121092][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.121149][ T32] r5:80070013 r4:80239bb0 [ 1352.121292][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.121357][ T32] r4:82ac11e4 [ 1352.121433][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.121486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.121538][ T32] r4:e0639dc0 [ 1352.121566][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.121618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.121690][ T32] r4:00000000 [ 1352.121716][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.121770][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.121803][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.121853][ T32] r5:00001000 r4:e01e9000 [ 1352.121873][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.121915][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.121960][ T32] r5:84364b8c r4:84364800 [ 1352.121981][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.122029][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.122050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.122139][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.122166][ T32] r4:84be5180 [ 1352.122187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.122268][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.122297][ T32] r4:00000001 [ 1352.122318][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.122356][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.122384][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.122426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.122458][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1352.122563][ T32] r4:84be4200 ** 2 printk messages dropped ** [ 1352.122671][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1352.122849][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.123151][ T32] r4:856bd400 ** 3 printk messages dropped ** [ 1352.123326][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.123662][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1352.123802][ T32] r9:83018005 r8:856bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 ** 1 printk messages dropped ** [ 1352.123943][ T32] r5:00001000 r4:dfacb000 [ 1352.123992][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.124074][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.124129][ T32] r5:85621b8c r4:85621800 [ 1352.124149][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.124225][ T32] r7:dddced80 r6:83018000 r5:85621b8c r4:85418000 [ 1352.124250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.124303][ T32] r10:61c88647 r9:856bd400 r8:8541802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.124329][ T32] r4:85418000 [ 1352.124350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.124399][ T32] r10:00000000 r9:85418000 r8:8027f5e8 r7:ebe59e60 r6:85418080 r5:856bd400 [ 1352.124459][ T32] r4:00000001 [ 1352.124482][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.124557][ T32] Exception stack(0xebe5dfb0 to 0xebe5dff8) [ 1352.124621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.124659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.124742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.124807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.124834][ T32] r4:85422980 [ 1352.125144][ T32] INFO: task kworker/0:442:5772 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.125178][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.125268][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.125344][ T32] Call trace: [ 1352.125406][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.125493][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.143685][ T32] r4:00000000 [ 1352.143723][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.143786][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.143830][ T32] 9d20: 9160f000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.143885][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.143958][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.143990][ T32] r5:80070013 r4:80239bb0 [ 1352.144011][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.144080][ T32] r4:82ac11e4 [ 1352.144107][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.144157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.144201][ T32] r4:e0639dc0 [ 1352.144225][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.144273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.144324][ T32] r4:00000000 [ 1352.144370][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.144438][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.144464][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.144515][ T32] r5:00001000 r4:e01e9000 [ 1352.144545][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.144611][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.144687][ T32] r5:84364b8c r4:84364800 [ 1352.144737][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.144792][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.144813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.144863][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.144911][ T32] r4:84be5180 [ 1352.144936][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.145009][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.145063][ T32] r4:00000001 [ 1352.145103][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.145156][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.145209][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.145271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.145304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.145363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.145409][ T32] r4:84be4200 [ 1352.145467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.149741][ T32] INFO: task kworker/1:876:5773 blocked for more than 478 seconds. [ 1352.149821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.149852][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.149874][ T32] task:kworker/1:876 state:D stack:0 pid:5773 tgid:5773 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.149988][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.150072][ T32] Call trace: [ 1352.150132][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.150210][ T32] r10:829188dc r9:ebe61d84 r8:00000002 r7:60000113 r6:ebe61d8c r5:856ba400 [ 1352.150248][ T32] r4:856ba400 [ 1352.150269][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.150337][ T32] r5:856ba400 r4:829188d8 [ 1352.150362][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.150416][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.150510][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe61e08 [ 1352.150537][ T32] r4:00000000 [ 1352.150558][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.150630][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.150681][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.150728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854157c0 [ 1352.150751][ T32] r4:00000000 [ 1352.150770][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.150820][ T32] r9:83018205 r8:856ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1352.150852][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.150926][ T32] r5:00001000 r4:eb719000 [ 1352.150972][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.151039][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.151090][ T32] r5:8568b78c r4:8568b400 [ 1352.151111][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.151161][ T32] r7:ddde2d80 r6:83018200 r5:8568b78c r4:856d2080 [ 1352.151182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.151277][ T32] r10:61c88647 r9:856ba400 r8:856d20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.151312][ T32] r4:856d2080 [ 1352.151354][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.151410][ T32] r10:00000000 r9:856d2080 r8:8027f5e8 r7:ebc6de60 r6:85418100 r5:856ba400 [ 1352.151454][ T32] r4:00000001 [ 1352.151484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.151527][ T32] Exception stack(0xebe61fb0 to 0xebe61ff8) [ 1352.151557][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.151587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.151640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.151679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.151704][ T32] r4:85415580 [ 1352.152187][ T32] INFO: task kworker/1:876:5773 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.152228][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.152305][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.152351][ T32] Call trace: [ 1352.152432][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.152525][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.152564][ T32] r4:00000000 [ 1352.152631][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.152684][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.152715][ T32] 9d20: 9160f000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.152747][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.152806][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.152836][ T32] r5:80070013 r4:80239bb0 [ 1352.152918][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.152987][ T32] r4:82ac11e4 [ 1352.153021][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.153093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.153120][ T32] r4:e0639dc0 [ 1352.153140][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.153207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.153241][ T32] r4:00000000 [ 1352.153317][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.153393][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.153418][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.153464][ T32] r5:00001000 r4:e01e9000 [ 1352.153484][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.153525][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.153569][ T32] r5:84364b8c r4:84364800 [ 1352.153589][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.153643][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.153703][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.153784][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.153812][ T32] r4:84be5180 [ 1352.153836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.153889][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.153914][ T32] r4:00000001 [ 1352.153934][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.153971][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.154000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.154029][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.154080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.154136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.154165][ T32] r4:84be4200 [ 1352.154211][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.154245][ T32] INFO: task kworker/1:877:5775 blocked for more than 478 seconds. [ 1352.154277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.154302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.154324][ T32] task:kworker/1:877 state:D stack:0 pid:5775 tgid:5775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.154371][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.154447][ T32] Call trace: [ 1352.154493][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.154590][ T32] r10:829188dc r9:ebe69d84 r8:00000002 r7:60000113 r6:ebe69d8c r5:856bec00 [ 1352.154651][ T32] r4:856bec00 [ 1352.154708][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.154757][ T32] r5:856bec00 r4:829188d8 [ 1352.154778][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.154820][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.154901][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe69e08 [ 1352.154937][ T32] r4:00000000 [ 1352.154960][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.155002][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.155040][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.155106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415880 [ 1352.155148][ T32] r4:00000000 [ 1352.155171][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.155243][ T32] r9:83018205 r8:856bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1352.155277][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.155326][ T32] r5:00001000 r4:eb763000 [ 1352.155346][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.155386][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.155443][ T32] r5:8568bb8c r4:8568b800 [ 1352.171181][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.171336][ T32] r7:ddde2d80 r6:83018200 r5:8568bb8c r4:856d2000 [ 1352.171382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.171485][ T32] r10:61c88647 r9:856bec00 r8:856d202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.171541][ T32] r4:856d2000 [ 1352.171568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.171624][ T32] r10:00000000 r9:856d2000 r8:8027f5e8 r7:ebc6de60 r6:85418180 r5:856bec00 [ 1352.171656][ T32] r4:00000001 [ 1352.171678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.171774][ T32] Exception stack(0xebe69fb0 to 0xebe69ff8) [ 1352.171842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.171905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.171945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.172003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.172033][ T32] r4:85415740 [ 1352.172527][ T32] INFO: task kworker/1:877:5775 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.172644][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.172752][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.172818][ T32] Call trace: [ 1352.172856][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.172940][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.172990][ T32] r4:00000000 [ 1352.173030][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.173077][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.173109][ T32] 9d20: 919f9000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.173150][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.173201][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.173253][ T32] r5:80070013 r4:80239bb0 [ 1352.173277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.173323][ T32] r4:82ac11e4 [ 1352.173343][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.173411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.173438][ T32] r4:e0639dc0 [ 1352.173458][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.173506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.173551][ T32] r4:00000000 [ 1352.173575][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.173667][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.173710][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.173759][ T32] r5:00001000 r4:e01e9000 [ 1352.173780][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.173846][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.173906][ T32] r5:84364b8c r4:84364800 [ 1352.173930][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.173981][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.174002][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.174052][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.174077][ T32] r4:84be5180 [ 1352.174098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.174147][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.174171][ T32] r4:00000001 [ 1352.174211][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.174273][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.174305][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.174336][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.174363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.174415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.174441][ T32] r4:84be4200 [ 1352.174472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.174511][ T32] INFO: task kworker/1:878:5777 blocked for more than 478 seconds. [ 1352.174567][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.174606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.174654][ T32] task:kworker/1:878 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.174716][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.174826][ T32] Call trace: [ 1352.174881][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.174935][ T32] r10:829188dc r9:ebe71d84 r8:00000002 r7:60000113 r6:ebe71d8c r5:84ad8000 [ 1352.174960][ T32] r4:84ad8000 [ 1352.174980][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.175023][ T32] r5:84ad8000 r4:829188d8 [ 1352.175085][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.175132][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.175184][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe71e08 [ 1352.175207][ T32] r4:00000000 [ 1352.175226][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.175266][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.175305][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.175350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85531a40 [ 1352.175373][ T32] r4:00000000 [ 1352.175404][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.175457][ T32] r9:83018205 r8:84ad8000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1352.175479][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.175571][ T32] r5:00001000 r4:eba37000 [ 1352.188066][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.188141][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.188211][ T32] r5:8574178c r4:85741400 [ 1352.188238][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.188293][ T32] r7:ddde2d80 r6:83018200 r5:8574178c r4:856d2100 [ 1352.188314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.188365][ T32] r10:61c88647 r9:84ad8000 r8:856d212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.188388][ T32] r4:856d2100 [ 1352.188408][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.188478][ T32] r10:00000000 r9:856d2100 r8:8027f5e8 r7:ebc6de60 r6:85418200 r5:84ad8000 [ 1352.188505][ T32] r4:00000001 [ 1352.188527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.188566][ T32] Exception stack(0xebe71fb0 to 0xebe71ff8) [ 1352.188599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.188631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.188666][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.188698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.188745][ T32] r4:85415840 [ 1352.189231][ T32] INFO: task kworker/1:878:5777 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.189275][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.189355][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.189409][ T32] Call trace: [ 1352.189486][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.189546][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.189571][ T32] r4:00000000 [ 1352.189591][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.189632][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.189704][ T32] 9d20: 91d1d000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.189739][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.189789][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.189819][ T32] r5:80070013 r4:80239bb0 [ 1352.189841][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.189898][ T32] r4:82ac11e4 [ 1352.189922][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.189971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.190015][ T32] r4:e0639dc0 [ 1352.190039][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.190088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.190111][ T32] r4:00000000 [ 1352.190157][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.190213][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.190237][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.190282][ T32] r5:00001000 r4:e01e9000 [ 1352.190302][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.190342][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.190386][ T32] r5:84364b8c r4:84364800 [ 1352.190416][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.190479][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.190504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.190556][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.190591][ T32] r4:84be5180 [ 1352.190616][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.190671][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.190716][ T32] r4:00000001 [ 1352.190751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.190839][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.190872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.190906][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.190936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.190988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.191015][ T32] r4:84be4200 [ 1352.191037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.191066][ T32] INFO: task kworker/1:879:5779 blocked for more than 478 seconds. [ 1352.191099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.191125][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.191166][ T32] task:kworker/1:879 state:D stack:0 pid:5779 tgid:5779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.191243][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.191313][ T32] Call trace: [ 1352.191356][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.191448][ T32] r10:829188dc r9:ebe79d84 r8:00000002 r7:60000113 r6:ebe79d8c r5:84ad9800 [ 1352.191478][ T32] r4:84ad9800 [ 1352.191501][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.191598][ T32] r5:84ad9800 r4:829188d8 [ 1352.191629][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.191682][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.191746][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe79e08 [ 1352.191773][ T32] r4:00000000 [ 1352.191815][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.191859][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.191901][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.191947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415b80 [ 1352.191970][ T32] r4:00000000 [ 1352.191990][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.192038][ T32] r9:83018205 r8:84ad9800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1352.192060][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.192104][ T32] r5:00001000 r4:eb819000 [ 1352.192125][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.192176][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.192226][ T32] r5:84a31f8c r4:84a31c00 [ 1352.192247][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.192328][ T32] r7:ddde2d80 r6:83018200 r5:84a31f8c r4:856d2180 [ 1352.192360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.192453][ T32] r10:61c88647 r9:84ad9800 r8:856d21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.192502][ T32] r4:856d2180 [ 1352.192524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.192574][ T32] r10:00000000 r9:856d2180 r8:8027f5e8 r7:ebe71e60 r6:85418280 r5:84ad9800 [ 1352.192597][ T32] r4:00000001 [ 1352.192619][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.192683][ T32] Exception stack(0xebe79fb0 to 0xebe79ff8) [ 1352.192715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.192760][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.192811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.192867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.192899][ T32] r4:854159c0 [ 1352.193191][ T32] INFO: task kworker/1:879:5779 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.193226][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.193312][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.193361][ T32] Call trace: [ 1352.193392][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.193446][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.193471][ T32] r4:00000000 [ 1352.193491][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.193530][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.193582][ T32] 9d20: 91d1d000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.193618][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.193676][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.193716][ T32] r5:80070013 r4:80239bb0 [ 1352.193739][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.193801][ T32] r4:82ac11e4 [ 1352.193825][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.193873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.193898][ T32] r4:e0639dc0 [ 1352.193939][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.193989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.194012][ T32] r4:00000000 [ 1352.194032][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.194082][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.194124][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.194203][ T32] r5:00001000 r4:e01e9000 [ 1352.194226][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.194297][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.194347][ T32] r5:84364b8c r4:84364800 [ 1352.194369][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.194417][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.194460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.194524][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.194552][ T32] r4:84be5180 [ 1352.194586][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.194656][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.194682][ T32] r4:00000001 [ 1352.194703][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.194740][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.194767][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.194797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.194844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.194887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.194910][ T32] r4:84be4200 [ 1352.194930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.194955][ T32] INFO: task kworker/0:443:5780 blocked for more than 478 seconds. [ 1352.194992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.195029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.195053][ T32] task:kworker/0:443 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.195130][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.195198][ T32] Call trace: [ 1352.195253][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.195327][ T32] r10:829188dc r9:ebe7dd84 r8:00000002 r7:60000013 r6:ebe7dd8c r5:84ada400 [ 1352.195391][ T32] r4:84ada400 [ 1352.195425][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.195473][ T32] r5:84ada400 r4:829188d8 [ 1352.213399][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.213531][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.213594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe7de08 [ 1352.213622][ T32] r4:00000000 [ 1352.213679][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.213732][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.213777][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.213872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f1c40 [ 1352.213930][ T32] r4:00000000 [ 1352.213954][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.214010][ T32] r9:83018005 r8:84ada400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1352.214032][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.214122][ T32] r5:00001000 r4:eb74d000 [ 1352.214148][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.214221][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.214281][ T32] r5:8450bb8c r4:8450b800 [ 1352.214323][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.214384][ T32] r7:dddced80 r6:83018000 r5:8450bb8c r4:85418300 [ 1352.214406][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.214457][ T32] r10:61c88647 r9:84ada400 r8:8541832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.214496][ T32] r4:85418300 [ 1352.214519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.214571][ T32] r10:00000000 r9:85418300 r8:8027f5e8 r7:ebe59e60 r6:85418380 r5:84ada400 [ 1352.214595][ T32] r4:00000001 [ 1352.214624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.214675][ T32] Exception stack(0xebe7dfb0 to 0xebe7dff8) [ 1352.214707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.214738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.214786][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.214822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.214854][ T32] r4:85422c40 [ 1352.215293][ T32] INFO: task kworker/0:443:5780 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.215357][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.215430][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.215480][ T32] Call trace: [ 1352.230107][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.230326][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.230420][ T32] r4:00000000 [ 1352.230489][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.230601][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.230680][ T32] 9d20: 92496000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.230768][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.230865][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.230940][ T32] r5:80070013 r4:80239bb0 [ 1352.231003][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.231102][ T32] r4:82ac11e4 [ 1352.231171][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.231287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.231359][ T32] r4:e0639dc0 [ 1352.231444][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.231570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.231631][ T32] r4:00000000 [ 1352.231684][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.231807][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.231864][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.231986][ T32] r5:00001000 r4:e01e9000 [ 1352.232051][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.232160][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.232262][ T32] r5:84364b8c r4:84364800 [ 1352.232314][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.232424][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.232474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.232673][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.232742][ T32] r4:84be5180 [ 1352.232809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.232934][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.233015][ T32] r4:00000001 [ 1352.233154][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.233240][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.233308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.233400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.233473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.233547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.233603][ T32] r4:84be4200 [ 1352.233678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.233766][ T32] INFO: task kworker/1:880:5782 blocked for more than 478 seconds. [ 1352.233840][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.233912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.234025][ T32] task:kworker/1:880 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.234149][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.234248][ T32] Call trace: [ 1352.234325][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.234432][ T32] r10:829188dc r9:ebe85d84 r8:00000002 r7:60000113 r6:ebe85d8c r5:84adbc00 [ 1352.234555][ T32] r4:84adbc00 [ 1352.234616][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.234714][ T32] r5:84adbc00 r4:829188d8 [ 1352.234764][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.234860][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.234976][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe85e08 [ 1352.235028][ T32] r4:00000000 [ 1352.235079][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.235167][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.235252][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.235354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415c40 [ 1352.235410][ T32] r4:00000000 [ 1352.246278][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.246478][ T32] r9:83018205 r8:84adbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1352.246540][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.246664][ T32] r5:00001000 r4:eb84d000 [ 1352.246722][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.246819][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.246924][ T32] r5:8450b78c r4:8450b400 [ 1352.246969][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.247023][ T32] r7:ddde2d80 r6:83018200 r5:8450b78c r4:856d2200 [ 1352.247044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.247095][ T32] r10:61c88647 r9:84adbc00 r8:856d222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.247118][ T32] r4:856d2200 [ 1352.247173][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.247262][ T32] r10:00000000 r9:856d2200 r8:8027f5e8 r7:ebe71e60 r6:85418400 r5:84adbc00 ** 4 printk messages dropped ** [ 1352.247439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1352.248685][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1352.249012][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.249063][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.249085][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.249140][ T32] r5:00001000 r4:e01e9000 [ 1352.249164][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.249232][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.249282][ T32] r5:84364b8c r4:84364800 [ 1352.249303][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.249352][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.249409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.249464][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.249523][ T32] r4:84be5180 [ 1352.249566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.249620][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.249643][ T32] r4:00000001 [ 1352.249704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.249744][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.249772][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.249801][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.249829][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.249860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.249946][ T32] r4:84be4200 [ 1352.250000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.250032][ T32] INFO: task kworker/1:881:5784 blocked for more than 478 seconds. [ 1352.250065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.250145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.250180][ T32] task:kworker/1:881 state:D stack:0 pid:5784 tgid:5784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.250242][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.250306][ T32] Call trace: [ 1352.250340][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1352.250492][ T32] r5:84add400 r4:829188d8 ** 3 printk messages dropped ** [ 1352.250632][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.250883][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.251041][ T32] r5:00001000 r4:eb917000 [ 1352.251061][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.251100][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.251546][ T32] r10:61c88647 r9:84add400 r8:856d22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.252138][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.253314][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.253764][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1352.254288][ T32] r4:82ac11e4 [ 1352.254339][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.254444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.254503][ T32] r4:e0639dc0 [ 1352.254557][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.254666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.254723][ T32] r4:00000000 [ 1352.254773][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.254886][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.254921][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.254982][ T32] r5:00001000 r4:e01e9000 [ 1352.255016][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.255064][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.255110][ T32] r5:84364b8c r4:84364800 [ 1352.255157][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.255214][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.255236][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.255302][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.255381][ T32] r4:84be5180 [ 1352.255431][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.278860][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.278942][ T32] r4:00000001 [ 1352.278969][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.279029][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.279062][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.279092][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.279120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.279151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.279174][ T32] r4:84be4200 [ 1352.279226][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.279325][ T32] INFO: task kworker/1:882:5786 blocked for more than 478 seconds. [ 1352.279362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.279390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.279412][ T32] task:kworker/1:882 state:D stack:0 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.279502][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.279553][ T32] Call trace: [ 1352.279587][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.279670][ T32] r10:829188dc r9:ebe95d84 r8:00000002 r7:60000113 r6:ebe95d8c r5:84adc800 [ 1352.279700][ T32] r4:84adc800 [ 1352.279721][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.279766][ T32] r5:84adc800 r4:829188d8 [ 1352.279799][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.279845][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.279942][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe95e08 [ 1352.280010][ T32] r4:00000000 [ 1352.280072][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.280147][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.280201][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.280249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85415f00 [ 1352.280273][ T32] r4:00000000 [ 1352.280292][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.280344][ T32] r9:83018205 r8:84adc800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1352.280365][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.280410][ T32] r5:00001000 r4:eb9ad000 [ 1352.280430][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.280470][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.280557][ T32] r5:8574078c r4:85740400 [ 1352.280597][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.280650][ T32] r7:ddde2d80 r6:83018200 r5:8574078c r4:856d2300 [ 1352.280848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.280910][ T32] r10:61c88647 r9:84adc800 r8:856d232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.280938][ T32] r4:856d2300 [ 1352.280957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.281006][ T32] r10:00000000 r9:856d2300 r8:8027f5e8 r7:ebe71e60 r6:85418500 r5:84adc800 [ 1352.281029][ T32] r4:00000001 [ 1352.281059][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.281128][ T32] Exception stack(0xebe95fb0 to 0xebe95ff8) [ 1352.281160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.281203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.281237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.281270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.281293][ T32] r4:85415fc0 [ 1352.281769][ T32] INFO: task kworker/1:882:5786 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.281810][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.281904][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.281953][ T32] Call trace: [ 1352.281985][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.282038][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 2 printk messages dropped ** [ 1352.282120][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1352.282394][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1352.282466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.282489][ T32] r4:e0639dc0 [ 1352.282507][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.282589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.282618][ T32] r4:00000000 [ 1352.282639][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.282702][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.282727][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.282773][ T32] r5:00001000 r4:e01e9000 [ 1352.282793][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.282833][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.282943][ T32] r5:84364b8c r4:84364800 [ 1352.282968][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.283027][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.283077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.283158][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.283196][ T32] r4:84be5180 [ 1352.283252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.283332][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.283381][ T32] r4:00000001 [ 1352.283405][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.283448][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.283477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.283508][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.283567][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.283646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.283685][ T32] r4:84be4200 [ 1352.283737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.283799][ T32] INFO: task kworker/1:883:5788 blocked for more than 478 seconds. [ 1352.283911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.283941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.283963][ T32] task:kworker/1:883 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.284012][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.284055][ T32] Call trace: [ 1352.284088][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.284138][ T32] r10:829188dc r9:ebe9dd84 r8:00000002 r7:60000113 r6:ebe9dd8c r5:84adec00 [ 1352.284162][ T32] r4:84adec00 [ 1352.284182][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.284226][ T32] r5:84adec00 r4:829188d8 [ 1352.284301][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.284391][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.284448][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe9de08 [ 1352.284472][ T32] r4:00000000 [ 1352.284491][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.284558][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.284633][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.284683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85422c80 [ 1352.284707][ T32] r4:00000000 [ 1352.284728][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.284777][ T32] r9:83018205 r8:84adec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1352.284826][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.284876][ T32] r5:00001000 r4:eb9cb000 [ 1352.284907][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.284951][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.284996][ T32] r5:85740b8c r4:85740800 [ 1352.285016][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.285075][ T32] r7:ddde2d80 r6:83018200 r5:85740b8c r4:856d2380 [ 1352.285100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.285167][ T32] r10:61c88647 r9:84adec00 r8:856d23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1352.285360][ T32] r10:00000000 r9:856d2380 r8:8027f5e8 r7:ebe71e60 r6:85418580 r5:84adec00 ** 8 printk messages dropped ** [ 1352.302522][ T32] INFO: task kworker/1:883:5788 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 9 printk messages dropped ** [ 1352.303262][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 10 printk messages dropped ** [ 1352.303630][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.304233][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.304516][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1352.304836][ T32] task:kworker/1:884 state:D stack:0 pid:5790 tgid:5790 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.305434][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.318449][ T32] r5:00001000 r4:eb9f3000 [ 1352.318470][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.318579][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.318943][ T32] Exception stack(0xebea5fb0 to 0xebea5ff8) ** 6 printk messages dropped ** [ 1352.319678][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.320295][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.320468][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.320742][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.320933][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.320958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.321008][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.321031][ T32] r4:84be5180 [ 1352.321051][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.321099][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.321163][ T32] r4:00000001 [ 1352.321188][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.321225][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.321265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.321298][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.321325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.321356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.321378][ T32] r4:84be4200 [ 1352.321400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.321427][ T32] INFO: task kworker/1:885:5792 blocked for more than 478 seconds. [ 1352.321460][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.321565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.321681][ T32] task:kworker/1:885 state:D stack:0 pid:5792 tgid:5792 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.321805][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.321911][ T32] Call trace: [ 1352.321974][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.322024][ T32] r10:829188dc r9:ebeb1d84 r8:00000002 r7:60000113 r6:ebeb1d8c r5:856bbc00 [ 1352.322047][ T32] r4:856bbc00 [ 1352.322095][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.322142][ T32] r5:856bbc00 r4:829188d8 [ 1352.322187][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.322231][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.322290][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebeb1e08 [ 1352.322344][ T32] r4:00000000 [ 1352.322380][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.322422][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.322461][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.322505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848cd4c0 [ 1352.322529][ T32] r4:00000000 [ 1352.322598][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.322656][ T32] r9:83018205 r8:856bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1352.322678][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.322745][ T32] r5:00001000 r4:eba19000 [ 1352.322792][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.322858][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.322909][ T32] r5:8574138c r4:85741000 [ 1352.322931][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.322991][ T32] r7:ddde2d80 r6:83018200 r5:8574138c r4:856d2480 [ 1352.323019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.323114][ T32] r10:61c88647 r9:856bbc00 r8:856d24ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.323179][ T32] r4:856d2480 [ 1352.323226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.323279][ T32] r10:00000000 r9:856d2480 r8:8027f5e8 r7:ebe71e60 r6:85418680 r5:856bbc00 [ 1352.323304][ T32] r4:00000001 [ 1352.323323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.323359][ T32] Exception stack(0xebeb1fb0 to 0xebeb1ff8) [ 1352.323434][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.323519][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.323558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.323596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.323674][ T32] r4:85415f40 [ 1352.324066][ T32] INFO: task kworker/1:885:5792 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.324145][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.324222][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.324268][ T32] Call trace: [ 1352.324298][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.324377][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.324405][ T32] r4:00000000 [ 1352.324425][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.324466][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.324496][ T32] 9d20: 9329d000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.324537][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.324595][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.324624][ T32] r5:80070013 r4:80239bb0 [ 1352.324696][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.324770][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1352.324981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 11 printk messages dropped ** [ 1352.325617][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1352.346022][ T32] INFO: task kworker/1:886:5796 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.346422][ T32] r4:856c8c00 ** 4 printk messages dropped ** [ 1352.346619][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebec9e08 ** 8 printk messages dropped ** [ 1352.347005][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.347055][ T32] r5:00001000 r4:ebc5b000 [ 1352.347075][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.347328][ T32] r7:ddde2d80 r6:83018200 r5:8574278c r4:856d2500 ** 3 printk messages dropped ** [ 1352.347521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.347961][ T32] r4:8550b100 ** 3 printk messages dropped ** [ 1352.348630][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.349011][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 4 printk messages dropped ** [ 1352.349397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.350330][ T32] r5:00001000 r4:e01e9000 ** 6 printk messages dropped ** [ 1352.350703][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1352.351024][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.351084][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.351139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.351277][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.351536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.351596][ T32] r4:84be4200 [ 1352.351683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.351786][ T32] INFO: task kworker/1:887:5797 blocked for more than 478 seconds. [ 1352.351850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.352038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.352092][ T32] task:kworker/1:887 state:D stack:0 pid:5797 tgid:5797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.352185][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.352345][ T32] Call trace: [ 1352.352531][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.352653][ T32] r10:829188dc r9:ebecdd84 r8:00000002 r7:60000013 r6:ebecdd8c r5:856c9800 [ 1352.352814][ T32] r4:856c9800 [ 1352.352867][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.352960][ T32] r5:856c9800 r4:829188d8 [ 1352.353003][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.353092][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.353195][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebecde08 [ 1352.353366][ T32] r4:00000000 [ 1352.353433][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.353524][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.353605][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.353766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b000 [ 1352.353864][ T32] r4:00000000 [ 1352.353915][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.354018][ T32] r9:83018205 r8:856c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1352.354064][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.354216][ T32] r5:00001000 r4:eba4d000 [ 1352.354322][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.354415][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.354509][ T32] r5:85741b8c r4:85741800 [ 1352.354596][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.354706][ T32] r7:ddde2d80 r6:83018200 r5:85741b8c r4:856d2580 [ 1352.354757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.354863][ T32] r10:61c88647 r9:856c9800 r8:856d25ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.354915][ T32] r4:856d2580 [ 1352.355379][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.387438][ T32] r10:00000000 r9:856d2580 r8:8027f5e8 r7:ebec9e60 r6:85418780 r5:856c9800 [ 1352.387511][ T32] r4:00000001 [ 1352.387571][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.387634][ T32] Exception stack(0xebecdfb0 to 0xebecdff8) [ 1352.387667][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.387698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.387726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.387759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.387785][ T32] r4:8550b2c0 [ 1352.388270][ T32] INFO: task kworker/1:887:5797 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.388306][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.388452][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.388545][ T32] Call trace: [ 1352.388696][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.388793][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.388830][ T32] r4:00000000 [ 1352.388878][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.388959][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.389021][ T32] 9d20: 93f50000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.389074][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.389132][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.389182][ T32] r5:80070013 r4:80239bb0 [ 1352.389242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.389334][ T32] r4:82ac11e4 [ 1352.389387][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.389486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.389540][ T32] r4:e0639dc0 [ 1352.389593][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.389708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.389757][ T32] r4:00000000 [ 1352.389829][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.389941][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.390002][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.390100][ T32] r5:00001000 r4:e01e9000 [ 1352.390148][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1352.390729][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.391249][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.391743][ T32] task:kworker/1:888 state:D stack:0 pid:5798 tgid:5798 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1352.392417][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.392797][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.392871][ T32] r5:00001000 r4:eba6d000 ** 1 printk messages dropped ** [ 1352.392995][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.393556][ T32] r10:00000000 r9:856d2600 r8:8027f5e8 r7:ebec9e60 r6:856d2680 r5:856a4800 ** 8 printk messages dropped ** [ 1352.394318][ T32] INFO: task kworker/1:888:5798 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 1 printk messages dropped ** [ 1352.394479][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.394528][ T32] Call trace: [ 1352.394590][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.394675][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.394716][ T32] r4:00000000 [ 1352.394783][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.394862][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.394904][ T32] 9d20: 93f50000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.394938][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.394991][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.395022][ T32] r5:80070013 r4:80239bb0 [ 1352.395064][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.395113][ T32] r4:82ac11e4 [ 1352.395162][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.395214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.395242][ T32] r4:e0639dc0 [ 1352.395317][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.395403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.395435][ T32] r4:00000000 [ 1352.417479][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.417606][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.417676][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.417734][ T32] r5:00001000 r4:e01e9000 [ 1352.417758][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.417802][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.417847][ T32] r5:84364b8c r4:84364800 [ 1352.417891][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.417949][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.417971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.418022][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.418067][ T32] r4:84be5180 [ 1352.418101][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.418155][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.418220][ T32] r4:00000001 [ 1352.418244][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.418284][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.418325][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.418358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.418387][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.418429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.418456][ T32] r4:84be4200 [ 1352.418489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.418522][ T32] INFO: task kworker/1:889:5801 blocked for more than 478 seconds. [ 1352.418564][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.418603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.418628][ T32] task:kworker/1:889 state:D stack:0 pid:5801 tgid:5801 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.418687][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.418747][ T32] Call trace: [ 1352.418804][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.418873][ T32] r10:829188dc r9:ebed1d84 r8:00000002 r7:60000113 r6:ebed1d8c r5:856a1800 [ 1352.418906][ T32] r4:856a1800 [ 1352.418928][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.418982][ T32] r5:856a1800 r4:829188d8 [ 1352.419029][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.419084][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.419139][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed1e08 [ 1352.419171][ T32] r4:00000000 [ 1352.419194][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.419235][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.419273][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.419319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b380 [ 1352.419342][ T32] r4:00000000 [ 1352.419371][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.419423][ T32] r9:83018205 r8:856a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1352.419456][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.419504][ T32] r5:00001000 r4:eba81000 [ 1352.419524][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.419576][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.419719][ T32] r7:ddde2d80 r6:83018200 r5:8574238c r4:856d2700 ** 4 printk messages dropped ** [ 1352.419885][ T32] r10:00000000 r9:856d2700 r8:8027f5e8 r7:ebec9e60 r6:856d2780 r5:856a1800 ** 8 printk messages dropped ** [ 1352.420594][ T32] INFO: task kworker/1:889:5801 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 9 printk messages dropped ** [ 1352.421082][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 10 printk messages dropped ** [ 1352.421457][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.421866][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.422181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.422584][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.422941][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.423401][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.423560][ T32] r5:00001000 r4:ebc87000 [ 1352.423603][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.423875][ T32] r7:ddde2d80 r6:83018200 r5:85742f8c r4:856d2800 ** 5 printk messages dropped ** [ 1352.424087][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.424298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.425095][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1352.425439][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.441702][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.441887][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.442080][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.442141][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.442167][ T32] r4:84be5180 [ 1352.442187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.442267][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.442311][ T32] r4:00000001 [ 1352.442359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.442403][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.442456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.442490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.442541][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.442596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.442623][ T32] r4:84be4200 [ 1352.442657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.442722][ T32] INFO: task kworker/1:891:5805 blocked for more than 478 seconds. [ 1352.442790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.442821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.442845][ T32] task:kworker/1:891 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.442931][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.442978][ T32] Call trace: [ 1352.443077][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.443153][ T32] r10:829188dc r9:ebe39d84 r8:00000002 r7:60000113 r6:ebe39d8c r5:856a5400 [ 1352.443178][ T32] r4:856a5400 [ 1352.443199][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.443243][ T32] r5:856a5400 r4:829188d8 [ 1352.443264][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.443305][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.443355][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe39e08 [ 1352.443388][ T32] r4:00000000 [ 1352.443412][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.443453][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.443519][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.443608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550b640 [ 1352.443637][ T32] r4:00000000 [ 1352.443667][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.443718][ T32] r9:83018205 r8:856a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1352.443788][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.443857][ T32] r5:00001000 r4:ebc71000 [ 1352.443880][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.443926][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.443970][ T32] r5:85742b8c r4:85742800 [ 1352.444006][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.444077][ T32] r7:ddde2d80 r6:83018200 r5:85742b8c r4:856d2900 [ 1352.444111][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.444166][ T32] r10:61c88647 r9:856a5400 r8:856d292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.444191][ T32] r4:856d2900 [ 1352.444210][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.444280][ T32] r10:00000000 r9:856d2900 r8:8027f5e8 r7:ebed5e60 r6:856d2980 r5:856a5400 [ 1352.444338][ T32] r4:00000001 [ 1352.444361][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.444400][ T32] Exception stack(0xebe39fb0 to 0xebe39ff8) [ 1352.444438][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.444471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.444499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.444530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.444553][ T32] r4:8550b880 [ 1352.445017][ T32] INFO: task kworker/1:891:5805 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.445087][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.445190][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.445241][ T32] Call trace: [ 1352.445307][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.445365][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 4 printk messages dropped ** [ 1352.462315][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 9 printk messages dropped ** [ 1352.462716][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.462933][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1352.463335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1352.463786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1352.464062][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.464455][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebedde08 ** 6 printk messages dropped ** [ 1352.464690][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.464815][ T32] r5:00001000 r4:ebca5000 ** 3 printk messages dropped ** [ 1352.464967][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1352.465219][ T32] r10:00000000 r9:856d2a00 r8:8027f5e8 r7:ebed5e60 r6:856d2a80 r5:85652400 ** 8 printk messages dropped ** [ 1352.472149][ T32] INFO: task kworker/1:892:5807 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 7 printk messages dropped ** [ 1352.472633][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1352.472840][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1352.472951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 ** 10 printk messages dropped ** [ 1352.473405][ T32] r5:84364b8c r4:84364800 ** 4 printk messages dropped ** [ 1352.473724][ T32] r4:84be5180 ** 4 printk messages dropped ** [ 1352.473937][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 6 printk messages dropped ** [ 1352.474214][ T32] INFO: task kworker/1:893:5808 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.474658][ T32] r4:85658000 ** 5 printk messages dropped ** [ 1352.474916][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.475051][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.475097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550ba00 [ 1352.475141][ T32] r4:00000000 [ 1352.475164][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.475214][ T32] r9:83018205 r8:85658000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1352.475236][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.475279][ T32] r5:00001000 r4:ebc93000 [ 1352.475313][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.475359][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.475403][ T32] r5:8574338c r4:85743000 [ 1352.475447][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.488340][ T32] r7:ddde2d80 r6:83018200 r5:8574338c r4:856d2b00 [ 1352.488385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.488455][ T32] r10:61c88647 r9:85658000 r8:856d2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.488479][ T32] r4:856d2b00 [ 1352.488500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.488550][ T32] r10:00000000 r9:856d2b00 r8:8027f5e8 r7:ebedde60 r6:856d2b80 r5:85658000 [ 1352.488577][ T32] r4:00000001 [ 1352.488681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.488736][ T32] Exception stack(0xebee1fb0 to 0xebee1ff8) [ 1352.488769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.488836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.488895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.488930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.488963][ T32] r4:8550bb00 [ 1352.489438][ T32] INFO: task kworker/1:893:5808 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.489473][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.489617][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.489821][ T32] Call trace: [ 1352.489858][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.489934][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.489966][ T32] r4:00000000 [ 1352.489988][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.490053][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.490088][ T32] 9d20: 94e48000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.490148][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.490221][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.490281][ T32] r5:80070013 r4:80239bb0 [ 1352.490306][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.490361][ T32] r4:82ac11e4 [ 1352.490385][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.490478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.490504][ T32] r4:e0639dc0 [ 1352.490526][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.490573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.490596][ T32] r4:00000000 [ 1352.490627][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.490708][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.490740][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.490786][ T32] r5:00001000 r4:e01e9000 [ 1352.490806][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.490857][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.490931][ T32] r5:84364b8c r4:84364800 [ 1352.490955][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.491007][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.491032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.491085][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.491109][ T32] r4:84be5180 [ 1352.491130][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.491208][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.491260][ T32] r4:00000001 [ 1352.491290][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.491349][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.491381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.491412][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.491462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.491496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.491520][ T32] r4:84be4200 [ 1352.491542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.491569][ T32] INFO: task kworker/1:894:5812 blocked for more than 479 seconds. [ 1352.491602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.491667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.491722][ T32] task:kworker/1:894 state:D stack:0 pid:5812 tgid:5812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.491776][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.491836][ T32] Call trace: [ 1352.491894][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.491967][ T32] r10:829188dc r9:ebed9d84 r8:00000002 r7:60000113 r6:ebed9d8c r5:85658c00 [ 1352.491995][ T32] r4:85658c00 [ 1352.492017][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.492072][ T32] r5:85658c00 r4:829188d8 [ 1352.492124][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.492170][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.492221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebed9e08 [ 1352.492244][ T32] r4:00000000 [ 1352.492285][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.492328][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.492380][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.492430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8550bcc0 [ 1352.492472][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1352.492588][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.492637][ T32] r5:00001000 r4:ebcb1000 ** 2 printk messages dropped ** [ 1352.492749][ T32] r5:85743b8c r4:85743800 ** 4 printk messages dropped ** [ 1352.492942][ T32] r4:856d2c00 ** 4 printk messages dropped ** [ 1352.493182][ T32] Exception stack(0xebed9fb0 to 0xebed9ff8) ** 5 printk messages dropped ** [ 1352.493707][ T32] INFO: task kworker/1:894:5812 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 1 printk messages dropped ** [ 1352.493811][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.493856][ T32] Call trace: [ 1352.493909][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.493996][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.494034][ T32] r4:00000000 [ 1352.494079][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.494144][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.494178][ T32] 9d20: 94e48000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.494245][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.494275][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.494302][ T32] r5:80070013 r4:80239bb0 [ 1352.494348][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.494394][ T32] r4:82ac11e4 [ 1352.494425][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.494489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.494516][ T32] r4:e0639dc0 [ 1352.494535][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.494604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.494630][ T32] r4:00000000 [ 1352.494685][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.494757][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.494782][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.494828][ T32] r5:00001000 r4:e01e9000 [ 1352.494882][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.494932][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.494978][ T32] r5:84364b8c r4:84364800 [ 1352.495007][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.495082][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.495136][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.495200][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.495226][ T32] r4:84be5180 [ 1352.495246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.495295][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.495338][ T32] r4:00000001 [ 1352.495362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.495400][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.495436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.513723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.513799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.513837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.513895][ T32] r4:84be4200 [ 1352.513931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.513962][ T32] INFO: task kworker/1:895:5813 blocked for more than 479 seconds. [ 1352.513995][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.514021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.514041][ T32] task:kworker/1:895 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.514144][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.514204][ T32] Call trace: [ 1352.514236][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1352.514332][ T32] r4:85659800 ** 3 printk messages dropped ** [ 1352.514457][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.514929][ T32] r5:00001000 r4:ebcc3000 [ 1352.514969][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.515016][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.515154][ T32] r7:ddde2d80 r6:83018200 r5:85743f8c r4:856d2d00 ** 9 printk messages dropped ** [ 1352.519779][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.520503][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.520819][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1352.521060][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1352.521256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 5 printk messages dropped ** [ 1352.521495][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1352.521899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.522148][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.522463][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.522786][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1352.523251][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.523324][ T32] r5:00001000 r4:ebccb000 [ 1352.523347][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.523391][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.523436][ T32] r5:8574438c r4:85744000 [ 1352.523456][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.523504][ T32] r7:ddde2d80 r6:83018200 r5:8574438c r4:856d2e00 [ 1352.523531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.523620][ T32] r10:61c88647 r9:8565a400 r8:856d2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.523652][ T32] r4:856d2e00 [ 1352.523705][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.523758][ T32] r10:00000000 r9:856d2e00 r8:8027f5e8 r7:ebee9e60 r6:856d2e80 r5:8565a400 [ 1352.523797][ T32] r4:00000001 [ 1352.523821][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.523858][ T32] Exception stack(0xebeedfb0 to 0xebeedff8) [ 1352.523886][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.523919][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.523947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.524004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.524031][ T32] r4:8550be40 [ 1352.524316][ T32] INFO: task kworker/1:896:5815 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.524371][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.524449][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.524522][ T32] Call trace: [ 1352.524553][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.524630][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.524663][ T32] r4:00000000 [ 1352.524683][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.524758][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.524804][ T32] 9d20: 952c3000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.524839][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.524918][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.524949][ T32] r5:80070013 r4:80239bb0 [ 1352.524971][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.525024][ T32] r4:82ac11e4 [ 1352.525047][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.525097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.525120][ T32] r4:e0639dc0 [ 1352.525148][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.525196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.525220][ T32] r4:00000000 [ 1352.525240][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.525289][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.525310][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.525359][ T32] r5:00001000 r4:e01e9000 [ 1352.525400][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.525506][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.541413][ T32] r5:84364b8c r4:84364800 [ 1352.541472][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.541544][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.541566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.541619][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.541670][ T32] r4:84be5180 [ 1352.541718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.541806][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.541855][ T32] r4:00000001 [ 1352.541879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.541945][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.541981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.542012][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1352.542075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1352.542540][ T32] r4:8565bc00 ** 3 printk messages dropped ** [ 1352.542729][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.543213][ T32] r5:00001000 r4:ebce9000 [ 1352.543234][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.543392][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1352.543849][ T32] Exception stack(0xebef5fb0 to 0xebef5ff8) ** 6 printk messages dropped ** [ 1352.544502][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.545048][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1352.545374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 10 printk messages dropped ** [ 1352.556432][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.556718][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 7 printk messages dropped ** [ 1352.557059][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1352.557344][ T32] r10:829188dc r9:ebefdd84 r8:00000002 r7:60000013 r6:ebefdd8c r5:8565c800 ** 5 printk messages dropped ** [ 1352.557546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebefde08 [ 1352.557569][ T32] r4:00000000 [ 1352.557601][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.557668][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.557725][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.557783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855376c0 [ 1352.557838][ T32] r4:00000000 [ 1352.557862][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.557935][ T32] r9:83018205 r8:8565c800 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [ 1352.557978][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.558048][ T32] r5:00001000 r4:dfad1000 [ 1352.558071][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.558115][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.558161][ T32] r5:85744f8c r4:85744c00 [ 1352.558202][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.558254][ T32] r7:ddde2d80 r6:83018200 r5:85744f8c r4:85530000 [ 1352.558274][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.558324][ T32] r10:61c88647 r9:8565c800 r8:8553002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.558347][ T32] r4:85530000 [ 1352.558366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.558459][ T32] r10:00000000 r9:85530000 r8:8027f5e8 r7:ebef5e60 r6:85530080 r5:8565c800 [ 1352.558509][ T32] r4:00000001 [ 1352.558531][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.558569][ T32] Exception stack(0xebefdfb0 to 0xebefdff8) [ 1352.558620][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.558657][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.558714][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.558752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.558775][ T32] r4:855370c0 [ 1352.559212][ T32] INFO: task kworker/1:898:5820 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.559248][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.559308][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.559352][ T32] Call trace: [ 1352.559409][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.559463][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.559509][ T32] r4:00000000 [ 1352.559555][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.559600][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.559644][ T32] 9d20: 95839000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.559679][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.559707][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.559755][ T32] r5:80070013 r4:80239bb0 [ 1352.559796][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.559842][ T32] r4:82ac11e4 [ 1352.559872][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.559928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.559974][ T32] r4:e0639dc0 [ 1352.559998][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.560047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.560080][ T32] r4:00000000 [ 1352.560124][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.560177][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.560199][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.560243][ T32] r5:00001000 r4:e01e9000 [ 1352.560263][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.560303][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.560368][ T32] r5:84364b8c r4:84364800 [ 1352.560428][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.560480][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.560502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.560551][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.560574][ T32] r4:84be5180 [ 1352.560615][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.560667][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.560690][ T32] r4:00000001 [ 1352.560710][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.560745][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.560789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.560822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.560850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.560880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.560933][ T32] r4:84be4200 [ 1352.560957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.560981][ T32] INFO: task kworker/0:444:5821 blocked for more than 479 seconds. [ 1352.561030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.561057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.561100][ T32] task:kworker/0:444 state:D stack:0 pid:5821 tgid:5821 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.561172][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.561226][ T32] Call trace: [ 1352.561257][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1352.561622][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf01e08 ** 7 printk messages dropped ** [ 1352.562049][ T32] r9:83018005 r8:8565d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 ** 1 printk messages dropped ** [ 1352.562115][ T32] r5:00001000 r4:ebc5d000 ** 2 printk messages dropped ** [ 1352.562244][ T32] r5:85622f8c r4:85622c00 ** 3 printk messages dropped ** [ 1352.562457][ T32] r10:61c88647 r9:8565d400 r8:8541882c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.562914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1352.563546][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1352.563998][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.564221][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.564449][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.564642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.564715][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.564742][ T32] r4:84be5180 [ 1352.564762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.564811][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.564843][ T32] r4:00000001 [ 1352.564865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.564929][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.564975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.565022][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.565050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.565105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.565132][ T32] r4:84be4200 [ 1352.565153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.565204][ T32] INFO: task kworker/1:899:5823 blocked for more than 479 seconds. [ 1352.565236][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.565261][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.565308][ T32] task:kworker/1:899 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.565398][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.565441][ T32] Call trace: [ 1352.598189][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.598315][ T32] r10:829188dc r9:ebd89d84 r8:00000002 r7:60000113 r6:ebd89d8c r5:8565ec00 [ 1352.598373][ T32] r4:8565ec00 [ 1352.598401][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.598480][ T32] r5:8565ec00 r4:829188d8 [ 1352.598505][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.598573][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.598659][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd89e08 [ 1352.598684][ T32] r4:00000000 [ 1352.598705][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.598770][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.598818][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.598865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855374c0 [ 1352.598888][ T32] r4:00000000 [ 1352.598915][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.598995][ T32] r9:83018205 r8:8565ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1352.599022][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.599071][ T32] r5:00001000 r4:ebcff000 [ 1352.599091][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.599133][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.599177][ T32] r5:85744b8c r4:85744800 [ 1352.599197][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.599248][ T32] r7:ddde2d80 r6:83018200 r5:85744b8c r4:85530180 [ 1352.599269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.599318][ T32] r10:61c88647 r9:8565ec00 r8:855301ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.599341][ T32] r4:85530180 [ 1352.599372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.599477][ T32] r10:00000000 r9:85530180 r8:8027f5e8 r7:ebefde60 r6:85530200 r5:8565ec00 [ 1352.599514][ T32] r4:00000001 [ 1352.599570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.599634][ T32] Exception stack(0xebd89fb0 to 0xebd89ff8) [ 1352.599670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.599700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.599727][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.599759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.599782][ T32] r4:85537480 [ 1352.600250][ T32] INFO: task kworker/1:899:5823 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.600296][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.600413][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.600497][ T32] Call trace: [ 1352.600545][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.600601][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.600636][ T32] r4:00000000 [ 1352.600683][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.600727][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.600758][ T32] 9d20: 9622d000 e01b3000 00000001 80239b98 7f641000 00000001 ** 1 printk messages dropped ** [ 1352.600841][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 7 printk messages dropped ** [ 1352.601433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 10 printk messages dropped ** [ 1352.602026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.602360][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.602629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1352.602948][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.603371][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1352.603788][ T32] r9:83018205 r8:8565e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 1 printk messages dropped ** [ 1352.603854][ T32] r5:00001000 r4:eb067000 ** 4 printk messages dropped ** [ 1352.604095][ T32] r7:ddde2d80 r6:83018200 r5:8574578c r4:85530280 ** 5 printk messages dropped ** [ 1352.604331][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.604542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.604978][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.605066][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.605135][ T32] Call trace: [ 1352.605206][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.605264][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.605288][ T32] r4:00000000 [ 1352.605308][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.605347][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.605378][ T32] 9d20: 9622d000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.605409][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.605485][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.616223][ T32] r5:80070013 r4:80239bb0 [ 1352.616261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.616345][ T32] r4:82ac11e4 [ 1352.616380][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.616447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.616477][ T32] r4:e0639dc0 [ 1352.616520][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.616595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.616644][ T32] r4:00000000 [ 1352.616690][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.616768][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.616793][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.616843][ T32] r5:00001000 r4:e01e9000 [ 1352.616863][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.616927][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.617004][ T32] r5:84364b8c r4:84364800 [ 1352.617029][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.617081][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.617103][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.617153][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.617176][ T32] r4:84be5180 [ 1352.617196][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.617244][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.617268][ T32] r4:00000001 [ 1352.617287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.617324][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.617354][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.617384][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.617434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.617470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.617516][ T32] r4:84be4200 [ 1352.617543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.617572][ T32] INFO: task kworker/1:901:5827 blocked for more than 479 seconds. [ 1352.617604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.617629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.617711][ T32] task:kworker/1:901 state:D stack:0 pid:5827 tgid:5827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.617775][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.617822][ T32] Call trace: [ 1352.617855][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.617921][ T32] r10:829188dc r9:ebef9d84 r8:00000002 r7:60000113 r6:ebef9d8c r5:85780000 [ 1352.617950][ T32] r4:85780000 [ 1352.617970][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.618014][ T32] r5:85780000 r4:829188d8 [ 1352.618034][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.618085][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.618141][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebef9e08 [ 1352.618165][ T32] r4:00000000 [ 1352.618202][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.618246][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.618311][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.618360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855378c0 [ 1352.618394][ T32] r4:00000000 [ 1352.618418][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.618471][ T32] r9:83018205 r8:85780000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1352.618493][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.618538][ T32] r5:00001000 r4:e024d000 [ 1352.618558][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.618621][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.618749][ T32] r7:ddde2d80 r6:83018200 r5:8574538c r4:85530380 ** 7 printk messages dropped ** [ 1352.619103][ T32] Exception stack(0xebef9fb0 to 0xebef9ff8) ** 5 printk messages dropped ** [ 1352.619750][ T32] INFO: task kworker/1:901:5827 is blocked on a mutex likely owned by task kworker/1:290:3828. ** 9 printk messages dropped ** [ 1352.620236][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 ** 10 printk messages dropped ** [ 1352.620645][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1352.621077][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.621123][ T32] r4:84be5180 [ 1352.621168][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.621241][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.621290][ T32] r4:00000001 [ 1352.621314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.621352][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.621381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.621411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.621438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.621468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.621491][ T32] r4:84be4200 [ 1352.621543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.621572][ T32] INFO: task kworker/1:902:5829 blocked for more than 479 seconds. [ 1352.621603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.621631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.621698][ T32] task:kworker/1:902 state:D stack:0 pid:5829 tgid:5829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.621766][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.621836][ T32] Call trace: [ 1352.621868][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.621925][ T32] r10:829188dc r9:ebee5d84 r8:00000002 r7:60000113 r6:ebee5d8c r5:85780c00 [ 1352.621949][ T32] r4:85780c00 [ 1352.621969][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.622013][ T32] r5:85780c00 r4:829188d8 [ 1352.622033][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.622074][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.622136][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebee5e08 [ 1352.622163][ T32] r4:00000000 [ 1352.622185][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.622225][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.622263][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.622346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537b40 [ 1352.622378][ T32] r4:00000000 [ 1352.622400][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.622452][ T32] r9:83018205 r8:85780c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1352.622474][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.622518][ T32] r5:00001000 r4:eb1ef000 [ 1352.622551][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.622607][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.622674][ T32] r5:85745b8c r4:85745800 [ 1352.622707][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.622774][ T32] r7:ddde2d80 r6:83018200 r5:85745b8c r4:85530480 [ 1352.622800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.622851][ T32] r10:61c88647 r9:85780c00 r8:855304ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.622875][ T32] r4:85530480 [ 1352.622897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.622947][ T32] r10:00000000 r9:85530480 r8:8027f5e8 r7:ebf05e60 r6:85530500 r5:85780c00 [ 1352.622999][ T32] r4:00000001 [ 1352.623023][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1352.623155][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.623876][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 7 printk messages dropped ** [ 1352.624198][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1352.624745][ T32] r5:00001000 r4:e01e9000 ** 5 printk messages dropped ** [ 1352.625064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.625415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.647750][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.648094][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1352.648542][ T32] r9:83018205 r8:85781800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 1 printk messages dropped ** [ 1352.648658][ T32] r5:00001000 r4:eb677000 ** 1 printk messages dropped ** [ 1352.648739][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.648996][ T32] r4:85530580 ** 6 printk messages dropped ** [ 1352.649252][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1352.650157][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.650396][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1352.650701][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.650891][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.651081][ T32] r5:00001000 r4:e01e9000 [ 1352.651105][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.651164][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.651214][ T32] r5:84364b8c r4:84364800 [ 1352.651267][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.651325][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.651347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.651397][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.651459][ T32] r4:84be5180 [ 1352.651493][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.651574][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.651620][ T32] r4:00000001 [ 1352.651650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.651689][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.651718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.651799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.651833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.651864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.651889][ T32] r4:84be4200 [ 1352.651923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.651959][ T32] INFO: task kworker/1:904:5833 blocked for more than 479 seconds. [ 1352.651988][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.652013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.652056][ T32] task:kworker/1:904 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.652117][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.652171][ T32] Call trace: [ 1352.652206][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.652277][ T32] r10:829188dc r9:ebf0dd84 r8:00000002 r7:60000013 r6:ebf0dd8c r5:85782400 [ 1352.652304][ T32] r4:85782400 [ 1352.652333][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.652400][ T32] r5:85782400 r4:829188d8 [ 1352.652450][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.652526][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.652591][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf0de08 [ 1352.652618][ T32] r4:00000000 [ 1352.652676][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.652740][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.652785][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.652832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537cc0 [ 1352.652855][ T32] r4:00000000 [ 1352.652927][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.652981][ T32] r9:83018205 r8:85782400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1352.653003][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.653084][ T32] r5:00001000 r4:eb2d9000 [ 1352.653140][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.653214][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.653300][ T32] r5:85745f8c r4:85745c00 [ 1352.653324][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.653407][ T32] r7:ddde2d80 r6:83018200 r5:85745f8c r4:85530680 [ 1352.653451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.653532][ T32] r10:61c88647 r9:85782400 r8:855306ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.653557][ T32] r4:85530680 [ 1352.653605][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.653699][ T32] r10:00000000 r9:85530680 r8:8027f5e8 r7:ebf09e60 r6:85530700 r5:85782400 [ 1352.653727][ T32] r4:00000001 [ 1352.653782][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.653825][ T32] Exception stack(0xebf0dfb0 to 0xebf0dff8) [ 1352.653883][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.653942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.653994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.654029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.654056][ T32] r4:85537c00 [ 1352.654402][ T32] INFO: task kworker/1:904:5833 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.654439][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.654568][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.654655][ T32] Call trace: [ 1352.654738][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.654793][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.654822][ T32] r4:00000000 [ 1352.654866][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.654944][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.654999][ T32] 9d20: 967e6000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.655041][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.655115][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.655167][ T32] r5:80070013 r4:80239bb0 [ 1352.655191][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.655278][ T32] r4:82ac11e4 [ 1352.655302][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.655350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.655400][ T32] r4:e0639dc0 [ 1352.655434][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.681126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.681173][ T32] r4:00000000 [ 1352.681197][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.681276][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.681324][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.681387][ T32] r5:00001000 r4:e01e9000 [ 1352.681410][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.681452][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.681498][ T32] r5:84364b8c r4:84364800 ** 3 printk messages dropped ** [ 1352.681705][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.681997][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.682503][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.682920][ T32] r5:85783000 r4:829188d8 ** 5 printk messages dropped ** [ 1352.683189][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.683491][ T32] r5:00001000 r4:eb3bd000 ** 1 printk messages dropped ** [ 1352.683585][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.683968][ T32] r10:00000000 r9:85530780 r8:8027f5e8 r7:ebf09e60 r6:85530800 r5:85783000 ** 7 printk messages dropped ** [ 1352.684284][ T32] r4:85537c00 ** 3 printk messages dropped ** [ 1352.684934][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.685125][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 4 printk messages dropped ** [ 1352.685297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.698021][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.698399][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.698772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.698808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.698832][ T32] r4:84be4200 [ 1352.698855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.698919][ T32] INFO: task kworker/1:906:5837 blocked for more than 479 seconds. [ 1352.698956][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.699004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.699053][ T32] task:kworker/1:906 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.699135][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.699189][ T32] Call trace: [ 1352.699223][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.699296][ T32] r10:829188dc r9:ebf15d84 r8:00000002 r7:60000013 r6:ebf15d8c r5:85783c00 [ 1352.699362][ T32] r4:85783c00 [ 1352.699414][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.699462][ T32] r5:85783c00 r4:829188d8 [ 1352.699498][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.699547][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.699617][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf15e08 [ 1352.699656][ T32] r4:00000000 [ 1352.699678][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.699724][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.699773][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.699825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84361040 [ 1352.699872][ T32] r4:00000000 [ 1352.699897][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.699947][ T32] r9:83018205 r8:85783c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1352.699984][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.700059][ T32] r5:00001000 r4:eb4af000 [ 1352.700088][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.700131][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.700182][ T32] r5:8574678c r4:85746400 [ 1352.700234][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.700287][ T32] r7:ddde2d80 r6:83018200 r5:8574678c r4:85530880 [ 1352.700321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.700380][ T32] r10:61c88647 r9:85783c00 r8:855308ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.700410][ T32] r4:85530880 [ 1352.700451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.700509][ T32] r10:00000000 r9:85530880 r8:8027f5e8 r7:ebf09e60 r6:85530900 r5:85783c00 [ 1352.700561][ T32] r4:00000001 [ 1352.700608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.700653][ T32] Exception stack(0xebf15fb0 to 0xebf15ff8) [ 1352.700713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.700747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.700776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.700814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.700837][ T32] r4:84361280 [ 1352.701324][ T32] INFO: task kworker/1:906:5837 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.701373][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.701462][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.701513][ T32] Call trace: [ 1352.701581][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.701637][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.701730][ T32] r4:00000000 [ 1352.701771][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.701818][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.701850][ T32] 9d20: 97174000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.701894][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.701973][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.702005][ T32] r5:80070013 r4:80239bb0 [ 1352.702060][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.702117][ T32] r4:82ac11e4 [ 1352.702147][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.702198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.702222][ T32] r4:e0639dc0 [ 1352.702242][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.702305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 ** 1 printk messages dropped ** [ 1352.702441][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1352.703035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.703502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.703691][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.704064][ T32] r4:85784800 ** 4 printk messages dropped ** [ 1352.704293][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf19e08 ** 5 printk messages dropped ** [ 1352.704577][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.704730][ T32] r5:00001000 r4:eb89f000 [ 1352.704774][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.705006][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.728568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.729411][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.729816][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.729853][ T32] 9d20: 97813000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.729886][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.729929][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.729963][ T32] r5:80070013 r4:80239bb0 [ 1352.729985][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.730085][ T32] r4:82ac11e4 [ 1352.730115][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.730169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.730193][ T32] r4:e0639dc0 [ 1352.730244][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.730333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.730361][ T32] r4:00000000 [ 1352.730384][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.730474][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.730505][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.730555][ T32] r5:00001000 r4:e01e9000 [ 1352.730605][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.730695][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.730833][ T32] r5:84364b8c r4:84364800 [ 1352.730877][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.730971][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.731020][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.731134][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.731209][ T32] r4:84be5180 [ 1352.731251][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.731308][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.731385][ T32] r4:00000001 [ 1352.731450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.731595][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.731645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.731715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.731751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.731856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.731936][ T32] r4:84be4200 [ 1352.732016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.732087][ T32] INFO: task kworker/1:908:5841 blocked for more than 479 seconds. [ 1352.732159][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.732299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.732395][ T32] task:kworker/1:908 state:D stack:0 pid:5841 tgid:5841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.732492][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.732583][ T32] Call trace: [ 1352.732692][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.732787][ T32] r10:829188dc r9:ebf21d84 r8:00000002 r7:60000013 r6:ebf21d8c r5:85785400 [ 1352.732843][ T32] r4:85785400 [ 1352.732904][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.732980][ T32] r5:85785400 r4:829188d8 [ 1352.733032][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.733148][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.733244][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf21e08 [ 1352.733279][ T32] r4:00000000 [ 1352.733327][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.733409][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.733494][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.733581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84361300 [ 1352.733637][ T32] r4:00000000 [ 1352.733758][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.733856][ T32] r9:83018205 r8:85785400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 1 printk messages dropped ** [ 1352.733996][ T32] r5:00001000 r4:eb6dd000 [ 1352.734042][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1352.734280][ T32] r5:85746f8c r4:85746c00 ** 4 printk messages dropped ** [ 1352.734595][ T32] r4:85530a80 ** 4 printk messages dropped ** [ 1352.734858][ T32] Exception stack(0xebf21fb0 to 0xebf21ff8) ** 4 printk messages dropped ** [ 1352.735124][ T32] r4:84361580 ** 5 printk messages dropped ** [ 1352.759947][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1352.760590][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.761022][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.761754][ T32] r5:84364b8c r4:84364800 ** 4 printk messages dropped ** [ 1352.762133][ T32] r4:84be5180 ** 2 printk messages dropped ** [ 1352.762341][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.762705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.763316][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1352.763957][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1352.764773][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.764867][ T32] r9:83018205 r8:85786000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1352.764991][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.765061][ T32] r5:00001000 r4:eb8ed000 [ 1352.765112][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.765184][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.765231][ T32] r5:8574778c r4:85747400 [ 1352.765287][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.765342][ T32] r7:ddde2d80 r6:83018200 r5:8574778c r4:85530b80 [ 1352.765390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.765460][ T32] r10:61c88647 r9:85786000 r8:85530bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.765536][ T32] r4:85530b80 [ 1352.786350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.786477][ T32] r10:00000000 r9:85530b80 r8:8027f5e8 r7:ebf19e60 r6:85530c00 r5:85786000 [ 1352.786509][ T32] r4:00000001 [ 1352.786533][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.786583][ T32] Exception stack(0xebf1dfb0 to 0xebf1dff8) [ 1352.786616][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.786655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.786687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.786753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.786787][ T32] r4:84361400 [ 1352.787304][ T32] INFO: task kworker/1:909:5843 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.787340][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.787478][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.787537][ T32] Call trace: [ 1352.787592][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.787664][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.787690][ T32] r4:00000000 [ 1352.787711][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.787751][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.787810][ T32] 9d20: 98180000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.787853][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.787882][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.787971][ T32] r5:80070013 r4:80239bb0 [ 1352.788001][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.788048][ T32] r4:82ac11e4 [ 1352.788068][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.788114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.788137][ T32] r4:e0639dc0 [ 1352.788157][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.788208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.788230][ T32] r4:00000000 [ 1352.788250][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.788301][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.788346][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.788395][ T32] r5:00001000 r4:e01e9000 [ 1352.788416][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.788457][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.788528][ T32] r5:84364b8c r4:84364800 [ 1352.788576][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.788694][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.788737][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.788793][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.788818][ T32] r4:84be5180 [ 1352.788841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.788895][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.788936][ T32] r4:00000001 [ 1352.788962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.789003][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.789033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.789064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.789094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.789126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.789151][ T32] r4:84be4200 [ 1352.789218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.789295][ T32] INFO: task kworker/1:910:5845 blocked for more than 479 seconds. [ 1352.789361][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1352.789532][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.790175][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.790824][ T32] r5:00001000 r4:ebbd3000 [ 1352.790851][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.791026][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1352.791522][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.792355][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 ** 8 printk messages dropped ** [ 1352.792844][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.793100][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.793333][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1352.793755][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 ** 7 printk messages dropped ** [ 1352.794067][ T32] r4:84be4200 ** 4 printk messages dropped ** [ 1352.794304][ T32] task:kworker/1:911 state:D stack:0 pid:5847 tgid:5847 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1352.794992][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf35e08 ** 5 printk messages dropped ** [ 1352.795256][ T32] r4:00000000 [ 1352.795306][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.795362][ T32] r9:83018205 r8:85788000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1352.795386][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.795584][ T32] r5:00001000 r4:ebd07000 [ 1352.807889][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.808018][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.808075][ T32] r5:85747f8c r4:85747c00 [ 1352.808128][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.808218][ T32] r7:ddde2d80 r6:83018200 r5:85747f8c r4:85530d80 [ 1352.808273][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.808333][ T32] r10:61c88647 r9:85788000 r8:85530dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.808359][ T32] r4:85530d80 [ 1352.808382][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.808436][ T32] r10:00000000 r9:85530d80 r8:8027f5e8 r7:ebf2de60 r6:85530e00 r5:85788000 [ 1352.808462][ T32] r4:00000001 [ 1352.808484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.808524][ T32] Exception stack(0xebf35fb0 to 0xebf35ff8) [ 1352.808556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.808588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.808632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.808677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.808703][ T32] r4:843616c0 [ 1352.809198][ T32] INFO: task kworker/1:911:5847 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.809235][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.809307][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.809390][ T32] Call trace: [ 1352.809470][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.809558][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.809617][ T32] r4:00000000 [ 1352.809714][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.809773][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.809835][ T32] 9d20: 98180000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.809902][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.809935][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.809963][ T32] r5:80070013 r4:80239bb0 [ 1352.809995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.810044][ T32] r4:82ac11e4 [ 1352.810098][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.810152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.810232][ T32] r4:e0639dc0 [ 1352.810281][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.810331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.810355][ T32] r4:00000000 [ 1352.810375][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.810426][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.810448][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.810526][ T32] r5:00001000 r4:e01e9000 [ 1352.810579][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.810635][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.810689][ T32] r5:84364b8c r4:84364800 [ 1352.810710][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.810791][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.810828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.810881][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.810909][ T32] r4:84be5180 [ 1352.810929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.811006][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.811034][ T32] r4:00000001 [ 1352.811084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.811156][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.811188][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.811219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.811273][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.811308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.811359][ T32] r4:84be4200 [ 1352.811383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.811413][ T32] INFO: task kworker/1:912:5849 blocked for more than 479 seconds. [ 1352.811493][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.811524][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.811586][ T32] task:kworker/1:912 state:D stack:0 pid:5849 tgid:5849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.811643][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.811687][ T32] Call trace: [ 1352.811755][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.811806][ T32] r10:829188dc r9:ebf39d84 r8:00000002 r7:60000113 r6:ebf39d8c r5:85788c00 [ 1352.811830][ T32] r4:85788c00 [ 1352.811850][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.811941][ T32] r5:85788c00 r4:829188d8 [ 1352.811965][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.812009][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.812059][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf39e08 [ 1352.812112][ T32] r4:00000000 [ 1352.812135][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.812177][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.812216][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.812261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84361a00 [ 1352.812284][ T32] r4:00000000 [ 1352.812361][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.812424][ T32] r9:83018205 r8:85788c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1352.812449][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.812533][ T32] r5:00001000 r4:ebd21000 [ 1352.812575][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.812622][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.812711][ T32] r5:8575438c r4:85754000 [ 1352.812738][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.812819][ T32] r7:ddde2d80 r6:83018200 r5:8575438c r4:85530e80 [ 1352.812855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.812942][ T32] r10:61c88647 r9:85788c00 r8:85530eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1352.813300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.814194][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 9 printk messages dropped ** [ 1352.814718][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) ** 14 printk messages dropped ** [ 1352.815323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1352.837940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1352.838572][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf3de08 ** 9 printk messages dropped ** [ 1352.839012][ T32] r5:00001000 r4:ebd4b000 [ 1352.839035][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1352.839471][ T32] r4:85530f80 ** 7 printk messages dropped ** [ 1352.839764][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.840565][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.840648][ T32] Call trace: [ 1352.840687][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.840740][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.840765][ T32] r4:00000000 [ 1352.840785][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.840915][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.841030][ T32] 9d20: 98776000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.841118][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.841189][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.841236][ T32] r5:80070013 r4:80239bb0 [ 1352.841275][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.841351][ T32] r4:82ac11e4 [ 1352.841385][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.841486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.841628][ T32] r4:e0639dc0 [ 1352.841738][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.841825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.841865][ T32] r4:00000000 [ 1352.841928][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.842018][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.842054][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.842119][ T32] r5:00001000 r4:e01e9000 [ 1352.842146][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.842233][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.842350][ T32] r5:84364b8c r4:84364800 [ 1352.842390][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.842458][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.842486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.842578][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.842658][ T32] r4:84be5180 [ 1352.842716][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.842789][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.842821][ T32] r4:00000001 [ 1352.842860][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.842934][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.842974][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.843032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.843102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.843141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.843191][ T32] r4:84be4200 [ 1352.843216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.843242][ T32] INFO: task kworker/1:914:5853 blocked for more than 479 seconds. [ 1352.843272][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.843297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.843318][ T32] task:kworker/1:914 state:D stack:0 pid:5853 tgid:5853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.843366][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.843408][ T32] Call trace: [ 1352.843502][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1352.843609][ T32] r4:8578a400 ** 2 printk messages dropped ** [ 1352.843705][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1352.844072][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.844242][ T32] r5:00001000 r4:ebd5d000 [ 1352.844318][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.844363][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.844420][ T32] r5:85754b8c r4:85754800 [ 1352.844470][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.844522][ T32] r7:ddde2d80 r6:83018200 r5:85754b8c r4:8515c080 [ 1352.844543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.844619][ T32] r10:61c88647 r9:8578a400 r8:8515c0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.844676][ T32] r4:8515c080 [ 1352.844710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.844762][ T32] r10:00000000 r9:8515c080 r8:8027f5e8 r7:ebf3de60 r6:8515c100 r5:8578a400 [ 1352.844787][ T32] r4:00000001 [ 1352.844835][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.844876][ T32] Exception stack(0xebf41fb0 to 0xebf41ff8) [ 1352.844936][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.844973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.845002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.845062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.845088][ T32] r4:84361b40 [ 1352.845472][ T32] INFO: task kworker/1:914:5853 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.876936][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.877165][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.877239][ T32] Call trace: [ 1352.877416][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.877485][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.877513][ T32] r4:00000000 [ 1352.877538][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.877586][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.877679][ T32] 9d20: 992fd000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.877728][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.877761][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.877790][ T32] r5:80070013 r4:80239bb0 [ 1352.877851][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.877912][ T32] r4:82ac11e4 [ 1352.877935][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.878521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.878550][ T32] r4:e0639dc0 [ 1352.878572][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.878641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.878669][ T32] r4:00000000 [ 1352.878691][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.878749][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.878947][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.879192][ T32] r5:00001000 r4:e01e9000 [ 1352.879217][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.879402][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.879455][ T32] r5:84364b8c r4:84364800 [ 1352.879616][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.879675][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.879699][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.879751][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.879774][ T32] r4:84be5180 [ 1352.879794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.879844][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.880064][ T32] r4:00000001 [ 1352.880090][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.880129][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.880159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.880190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.880223][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.880291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.880318][ T32] r4:84be4200 [ 1352.880342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.880377][ T32] INFO: task kworker/1:915:5855 blocked for more than 479 seconds. [ 1352.880414][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.880441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.880463][ T32] task:kworker/1:915 state:D stack:0 pid:5855 tgid:5855 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.880545][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.880666][ T32] Call trace: [ 1352.880717][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.880769][ T32] r10:829188dc r9:ebf4dd84 r8:00000002 r7:60000013 r6:ebf4dd8c r5:856cc800 [ 1352.880793][ T32] r4:856cc800 [ 1352.880820][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.880867][ T32] r5:856cc800 r4:829188d8 [ 1352.880888][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.880931][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.880982][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf4de08 [ 1352.881012][ T32] r4:00000000 [ 1352.881200][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.881245][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.881285][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.881332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85537d80 [ 1352.881355][ T32] r4:00000000 [ 1352.881380][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.881435][ T32] r9:83018205 r8:856cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1352.881459][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.881504][ T32] r5:00001000 r4:ebd6b000 [ 1352.881537][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.881622][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.881718][ T32] r5:85754f8c r4:85754c00 [ 1352.881741][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.881791][ T32] r7:ddde2d80 r6:83018200 r5:85754f8c r4:8515c180 [ 1352.881812][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.881866][ T32] r10:61c88647 r9:856cc800 r8:8515c1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.881905][ T32] r4:8515c180 [ 1352.881929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.882123][ T32] r10:00000000 r9:8515c180 r8:8027f5e8 r7:ebf41e60 r6:85418880 r5:856cc800 ** 4 printk messages dropped ** [ 1352.882316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.883259][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.883671][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 5 printk messages dropped ** [ 1352.884253][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1352.884366][ T32] r4:e0639dc0 ** 5 printk messages dropped ** [ 1352.884705][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1352.885108][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.885233][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.885262][ T32] r4:84be5180 [ 1352.885286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.885338][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.885362][ T32] r4:00000001 [ 1352.885383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.885425][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.885564][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.904595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.904708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.904784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.904855][ T32] r4:84be4200 [ 1352.904931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.905004][ T32] INFO: task kworker/1:916:5858 blocked for more than 479 seconds. [ 1352.905077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.905136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.905185][ T32] task:kworker/1:916 state:D stack:0 pid:5858 tgid:5858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.905309][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.905418][ T32] Call trace: [ 1352.905555][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.916249][ T32] r10:829188dc r9:ebf55d84 r8:00000002 r7:60000013 r6:ebf55d8c r5:856ca400 [ 1352.916351][ T32] r4:856ca400 [ 1352.916419][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.916536][ T32] r5:856ca400 r4:829188d8 [ 1352.916582][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.916677][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.916801][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf55e08 [ 1352.916857][ T32] r4:00000000 [ 1352.916909][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.916987][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.917061][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.917139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85010000 [ 1352.917181][ T32] r4:00000000 [ 1352.917218][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.917307][ T32] r9:83018205 r8:856ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1352.917346][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.917427][ T32] r5:00001000 r4:ebd93000 [ 1352.917464][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.917534][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.917612][ T32] r5:8575578c r4:85755400 [ 1352.917697][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.917814][ T32] r7:ddde2d80 r6:83018200 r5:8575578c r4:8515c200 [ 1352.917860][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.917951][ T32] r10:61c88647 r9:856ca400 r8:8515c22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.917996][ T32] r4:8515c200 [ 1352.918040][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.918133][ T32] r10:00000000 r9:8515c200 r8:8027f5e8 r7:ebf4de60 r6:85418900 r5:856ca400 [ 1352.918176][ T32] r4:00000001 [ 1352.918213][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.918280][ T32] Exception stack(0xebf55fb0 to 0xebf55ff8) [ 1352.918334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.918404][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.918471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.918538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.918580][ T32] r4:84361fc0 [ 1352.919486][ T32] INFO: task kworker/1:916:5858 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.919550][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.919727][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.919810][ T32] Call trace: [ 1352.919868][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.919961][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.920005][ T32] r4:00000000 [ 1352.920042][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.920112][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.920216][ T32] 9d20: 99376000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.920278][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.920346][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.920398][ T32] r5:80070013 r4:80239bb0 [ 1352.920436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.920526][ T32] r4:82ac11e4 [ 1352.920567][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.920654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.920698][ T32] r4:e0639dc0 [ 1352.920733][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.920811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.920852][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1352.920977][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 7 printk messages dropped ** [ 1352.921738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.922410][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 4 printk messages dropped ** [ 1352.922855][ T32] r4:84be4200 [ 1352.922991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.923068][ T32] INFO: task kworker/1:917:5859 blocked for more than 479 seconds. [ 1352.923145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.923218][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.923276][ T32] task:kworker/1:917 state:D stack:0 pid:5859 tgid:5859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.923372][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.923518][ T32] Call trace: [ 1352.923605][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.923714][ T32] r10:829188dc r9:ebf59d84 r8:00000002 r7:60000113 r6:ebf59d8c r5:856cbc00 [ 1352.923764][ T32] r4:856cbc00 [ 1352.923821][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.923915][ T32] r5:856cbc00 r4:829188d8 [ 1352.923957][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.924056][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.924197][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf59e08 [ 1352.924285][ T32] r4:00000000 [ 1352.924387][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.924504][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.924615][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.924730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85509240 [ 1352.924798][ T32] r4:00000000 [ 1352.924847][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.924949][ T32] r9:83018205 r8:856cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.924993][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.925095][ T32] r5:00001000 r4:ebd7d000 [ 1352.925143][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.925225][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.925312][ T32] r5:8575538c r4:85755000 [ 1352.925351][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.925463][ T32] r7:ddde2d80 r6:83018200 r5:8575538c r4:8515c280 [ 1352.925576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.946390][ T32] r10:61c88647 r9:856cbc00 r8:8515c2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.946493][ T32] r4:8515c280 [ 1352.946552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.946697][ T32] r10:00000000 r9:8515c280 r8:8027f5e8 r7:ebf55e60 r6:85418980 r5:856cbc00 [ 1352.946772][ T32] r4:00000001 [ 1352.946823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.946905][ T32] Exception stack(0xebf59fb0 to 0xebf59ff8) [ 1352.946974][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.947056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.947121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.947188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.947235][ T32] r4:84361fc0 [ 1352.948142][ T32] INFO: task kworker/1:917:5859 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.948236][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.948371][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.948471][ T32] Call trace: [ 1352.948538][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.948655][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.948711][ T32] r4:00000000 [ 1352.948757][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.948842][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.948908][ T32] 9d20: 99713000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.948997][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.949062][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.949162][ T32] r5:80070013 r4:80239bb0 [ 1352.949213][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.949351][ T32] r4:82ac11e4 [ 1352.949405][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.949502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1352.949551][ T32] r4:e0639dc0 [ 1352.949619][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.949796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1352.949853][ T32] r4:00000000 [ 1352.949899][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.950002][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1352.950046][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.950132][ T32] r5:00001000 r4:e01e9000 [ 1352.950175][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.950284][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.950397][ T32] r5:84364b8c r4:84364800 [ 1352.950442][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.950540][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.950592][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.950718][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.950787][ T32] r4:84be5180 [ 1352.950836][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.950976][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.951034][ T32] r4:00000001 [ 1352.951080][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.951158][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.951217][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.951282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.951340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.951454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.951519][ T32] r4:84be4200 [ 1352.951574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.951660][ T32] INFO: task kworker/1:918:5861 blocked for more than 479 seconds. [ 1352.951728][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.951780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.951823][ T32] task:kworker/1:918 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.951924][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.952011][ T32] Call trace: [ 1352.952075][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.952200][ T32] r10:829188dc r9:ebf5dd84 r8:00000002 r7:60000013 r6:ebf5dd8c r5:856ce000 [ 1352.952307][ T32] r4:856ce000 [ 1352.952368][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.952462][ T32] r5:856ce000 r4:829188d8 [ 1352.952550][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.952658][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.952759][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf5de08 [ 1352.952821][ T32] r4:00000000 [ 1352.952865][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.952973][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.953063][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.953162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85010400 [ 1352.953240][ T32] r4:00000000 [ 1352.953295][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.953415][ T32] r9:83018205 r8:856ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1352.953473][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.953586][ T32] r5:00001000 r4:ebdc1000 [ 1352.953672][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.953766][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.953856][ T32] r5:8575638c r4:85756000 [ 1352.953900][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.953996][ T32] r7:ddde2d80 r6:83018200 r5:8575638c r4:8515c300 [ 1352.954040][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.954158][ T32] r10:61c88647 r9:856ce000 r8:8515c32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.954246][ T32] r4:8515c300 [ 1352.954294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.954410][ T32] r10:00000000 r9:8515c300 r8:8027f5e8 r7:ebf55e60 r6:85418a00 r5:856ce000 ** 2 printk messages dropped ** [ 1352.954616][ T32] Exception stack(0xebf5dfb0 to 0xebf5dff8) ** 2 printk messages dropped ** [ 1352.954804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.986445][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.987171][ T32] Exception stack(0xe0639d28 to 0xe0639d70) ** 2 printk messages dropped ** [ 1352.987360][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff ** 4 printk messages dropped ** [ 1352.987772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 ** 4 printk messages dropped ** [ 1352.988105][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.988492][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.988584][ T32] r5:84364b8c r4:84364800 [ 1352.988628][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.988740][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1352.988804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.988910][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.988984][ T32] r4:84be5180 [ 1352.989080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.989183][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1352.989245][ T32] r4:00000001 [ 1352.989292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.989421][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1352.989518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.989614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.989709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.989775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.989824][ T32] r4:84be4200 [ 1352.989944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.990014][ T32] INFO: task kworker/1:919:5863 blocked for more than 479 seconds. [ 1352.990078][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.990130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.990171][ T32] task:kworker/1:919 state:D stack:0 pid:5863 tgid:5863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.990339][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.990466][ T32] Call trace: [ 1352.990555][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1352.990671][ T32] r10:829188dc r9:ebf61d84 r8:00000002 r7:60000013 r6:ebf61d8c r5:856cec00 [ 1352.990724][ T32] r4:856cec00 [ 1352.990763][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1352.990871][ T32] r5:856cec00 r4:829188d8 [ 1352.990916][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.991004][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.991119][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf61e08 [ 1352.991165][ T32] r4:00000000 [ 1352.991211][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1352.991318][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1352.991395][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1352.991507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85010240 [ 1352.991562][ T32] r4:00000000 [ 1352.991622][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1352.991739][ T32] r9:83018205 r8:856cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1352.991789][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1352.991878][ T32] r5:00001000 r4:ebda3000 [ 1352.991949][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1352.992040][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.992133][ T32] r5:85755b8c r4:85755800 [ 1352.992201][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.992302][ T32] r7:ddde2d80 r6:83018200 r5:85755b8c r4:8515c380 [ 1352.992365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.992482][ T32] r10:61c88647 r9:856cec00 r8:8515c3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.992556][ T32] r4:8515c380 [ 1352.992606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.992731][ T32] r10:00000000 r9:8515c380 r8:8027f5e8 r7:ebf5de60 r6:85418a80 r5:856cec00 [ 1352.992871][ T32] r4:00000001 [ 1352.992995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.993080][ T32] Exception stack(0xebf61fb0 to 0xebf61ff8) [ 1352.993136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.993211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.993306][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.993374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.993422][ T32] r4:85010200 [ 1352.994291][ T32] INFO: task kworker/1:919:5863 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1352.994363][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.994479][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.994566][ T32] Call trace: [ 1352.994629][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1352.994743][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1352.994795][ T32] r4:00000000 [ 1352.994838][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.994920][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1352.994980][ T32] 9d20: 99aa3000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1352.995044][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1352.995097][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1352.995168][ T32] r5:80070013 r4:80239bb0 [ 1352.995217][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.995351][ T32] r4:82ac11e4 [ 1352.995400][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.995494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1353.023535][ T32] r4:e0639dc0 [ 1353.023690][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.023855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1353.023925][ T32] r4:00000000 [ 1353.023977][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.024097][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1353.024168][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.024283][ T32] r5:00001000 r4:e01e9000 [ 1353.024331][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.024418][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.024513][ T32] r5:84364b8c r4:84364800 [ 1353.024559][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.024670][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1353.024717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.024816][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.024867][ T32] r4:84be5180 [ 1353.024935][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.025079][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1353.025152][ T32] r4:00000001 [ 1353.025198][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.025316][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1353.025411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.026312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.026413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.026486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.026537][ T32] r4:84be4200 [ 1353.026586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.026652][ T32] INFO: task kworker/1:920:5864 blocked for more than 479 seconds. [ 1353.026729][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.026785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.026835][ T32] task:kworker/1:920 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.026956][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.027064][ T32] Call trace: [ 1353.027160][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1353.027271][ T32] r10:829188dc r9:ebf65d84 r8:00000002 r7:60000013 r6:ebf65d8c r5:856cd400 [ 1353.027327][ T32] r4:856cd400 [ 1353.027375][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1353.027468][ T32] r5:856cd400 r4:829188d8 [ 1353.027530][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.027657][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.027765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf65e08 [ 1353.027817][ T32] r4:00000000 [ 1353.027874][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1353.027963][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1353.028048][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.028143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85010340 [ 1353.028195][ T32] r4:00000000 [ 1353.028238][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.028334][ T32] r9:83018205 r8:856cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1353.028386][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.028476][ T32] r5:00001000 r4:ebdab000 [ 1353.028544][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.028635][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.028733][ T32] r5:85755f8c r4:85755c00 [ 1353.028788][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.028886][ T32] r7:ddde2d80 r6:83018200 r5:85755f8c r4:8515c400 [ 1353.028931][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.029049][ T32] r10:61c88647 r9:856cd400 r8:8515c42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.029107][ T32] r4:8515c400 [ 1353.029150][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.029264][ T32] r10:00000000 r9:8515c400 r8:8027f5e8 r7:ebf5de60 r6:85418b00 r5:856cd400 [ 1353.029329][ T32] r4:00000001 [ 1353.029380][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.029469][ T32] Exception stack(0xebf65fb0 to 0xebf65ff8) [ 1353.029545][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.029614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.029716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.029806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.029857][ T32] r4:850100c0 [ 1353.030771][ T32] INFO: task kworker/1:920:5864 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1353.030862][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.030991][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.031129][ T32] Call trace: [ 1353.031214][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1353.031344][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1353.031409][ T32] r4:00000000 [ 1353.031482][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.031571][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1353.031638][ T32] 9d20: 99db1000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1353.031715][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1353.031777][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1353.031864][ T32] r5:80070013 r4:80239bb0 [ 1353.031916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.032021][ T32] r4:82ac11e4 [ 1353.032099][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.032202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1353.032274][ T32] r4:e0639dc0 [ 1353.032319][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.032434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1353.032483][ T32] r4:00000000 [ 1353.032547][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.032667][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1353.032724][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.032824][ T32] r5:00001000 r4:e01e9000 [ 1353.032875][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.032965][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.033061][ T32] r5:84364b8c r4:84364800 [ 1353.033124][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.033235][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1353.033283][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.033378][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.033423][ T32] r4:84be5180 [ 1353.033467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.033565][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1353.033618][ T32] r4:00000001 [ 1353.033688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.033762][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1353.033819][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.033878][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.033934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.033993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.034042][ T32] r4:84be4200 [ 1353.034091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.034144][ T32] INFO: task kworker/1:921:5867 blocked for more than 479 seconds. [ 1353.034199][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.034244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.034283][ T32] task:kworker/1:921 state:D stack:0 pid:5867 tgid:5867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.034367][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.034511][ T32] Call trace: [ 1353.034603][ T32] [<81a614d4>] (__schedule) from [<81a6245c>] (schedule+0x2c/0x130) [ 1353.034712][ T32] r10:829188dc r9:ebf6dd84 r8:00000002 r7:60000113 r6:ebf6dd8c r5:856cb000 [ 1353.034760][ T32] r4:856cb000 [ 1353.034804][ T32] [<81a62430>] (schedule) from [<81a62844>] (schedule_preempt_disabled+0x18/0x24) [ 1353.034919][ T32] r5:856cb000 r4:829188d8 [ 1353.034969][ T32] [<81a6282c>] (schedule_preempt_disabled) from [<81a64f28>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.035051][ T32] [<81a64c28>] (__mutex_lock.constprop.0) from [<81a653f4>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.035146][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf6de08 [ 1353.035192][ T32] r4:00000000 [ 1353.035232][ T32] [<81a653e0>] (__mutex_lock_slowpath) from [<81a65434>] (mutex_lock+0x3c/0x40) [ 1353.035310][ T32] [<81a653f8>] (mutex_lock) from [<804e3190>] (_vm_unmap_aliases+0x68/0x240) [ 1353.035406][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.058577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85010a80 [ 1353.058761][ T32] r4:00000000 [ 1353.058814][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.058958][ T32] r9:83018205 r8:856cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1353.059031][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.059138][ T32] r5:00001000 r4:ebdf5000 [ 1353.059185][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.059294][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.059394][ T32] r5:8575738c r4:85757000 [ 1353.059441][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.059548][ T32] r7:ddde2d80 r6:83018200 r5:8575738c r4:8515c480 [ 1353.059597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.059709][ T32] r10:61c88647 r9:856cb000 r8:8515c4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.059759][ T32] r4:8515c480 [ 1353.059803][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.059903][ T32] r10:00000000 r9:8515c480 r8:8027f5e8 r7:ebf5de60 r6:85418b80 r5:856cb000 [ 1353.059985][ T32] r4:00000001 [ 1353.060048][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.060161][ T32] Exception stack(0xebf6dfb0 to 0xebf6dff8) [ 1353.060289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1353.060360][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.060435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.060508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.060571][ T32] r4:850100c0 [ 1353.061466][ T32] INFO: task kworker/1:921:5867 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1353.061545][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.061772][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.061872][ T32] Call trace: [ 1353.061943][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1353.062051][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1353.062102][ T32] r4:00000000 [ 1353.062144][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.062227][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1353.062291][ T32] 9d20: 9a140000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1353.062356][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1353.062411][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1353.062499][ T32] r5:80070013 r4:80239bb0 [ 1353.062572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.062686][ T32] r4:82ac11e4 [ 1353.062733][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.062825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1353.062871][ T32] r4:e0639dc0 [ 1353.062957][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.063079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1353.063132][ T32] r4:00000000 [ 1353.063185][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1353.063755][ T32] r5:84364b8c r4:84364800 ** 4 printk messages dropped ** [ 1353.064125][ T32] r4:84be5180 ** 4 printk messages dropped ** [ 1353.064470][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) ** 7 printk messages dropped ** [ 1353.065098][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1353.086817][ T32] r4:8578b000 ** 4 printk messages dropped ** [ 1353.087248][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebf45e08 ** 7 printk messages dropped ** [ 1353.087843][ T32] r9:83018205 r8:8578b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 ** 1 printk messages dropped ** [ 1353.088014][ T32] r5:00001000 r4:ebdcd000 [ 1353.088060][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.088144][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.088232][ T32] r5:8575678c r4:85756400 [ 1353.088298][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.088419][ T32] r7:ddde2d80 r6:83018200 r5:8575678c r4:8515c500 [ 1353.088472][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.088574][ T32] r10:61c88647 r9:8578b000 r8:8515c52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.088624][ T32] r4:8515c500 [ 1353.088701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.088817][ T32] r10:00000000 r9:8515c500 r8:8027f5e8 r7:ebf6de60 r6:8515c580 r5:8578b000 [ 1353.088866][ T32] r4:00000001 [ 1353.088909][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.088991][ T32] Exception stack(0xebf45fb0 to 0xebf45ff8) [ 1353.089068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1353.089130][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.089207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.089279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.089327][ T32] r4:850100c0 [ 1353.090220][ T32] INFO: task kworker/1:922:5868 is blocked on a mutex likely owned by task kworker/1:290:3828. [ 1353.090311][ T32] task:kworker/1:290 state:R running task stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.090504][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.090622][ T32] Call trace: [ 1353.090731][ T32] [<81a614d4>] (__schedule) from [<81a62890>] (preempt_schedule_irq+0x40/0xa8) [ 1353.090841][ T32] r10:82ac11c4 r9:84b7d400 r8:80200be4 r7:e0639d5c r6:ffffffff r5:84b7d400 [ 1353.090894][ T32] r4:00000000 [ 1353.090942][ T32] [<81a62850>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.091027][ T32] Exception stack(0xe0639d28 to 0xe0639d70) [ 1353.091091][ T32] 9d20: 9a34e000 e01b3000 00000001 80239b98 7f641000 00000001 [ 1353.091176][ T32] 9d40: 82ac05a0 7f641000 e01b3000 8280c930 82ac11c4 e0639da4 e0639da8 e0639d78 [ 1353.091239][ T32] 9d60: 80230ad4 80239bb0 80070013 ffffffff [ 1353.091294][ T32] r5:80070013 r4:80239bb0 [ 1353.091416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e2f64>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.091537][ T32] r4:82ac11e4 [ 1353.091600][ T32] [<804e2d54>] (__purge_vmap_area_lazy) from [<804e330c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.091708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0639dc0 r5:e0639e08 [ 1353.091758][ T32] r4:e0639dc0 [ 1353.091814][ T32] [<804e3128>] (_vm_unmap_aliases) from [<804e7070>] (vfree+0x168/0x204) [ 1353.091915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be43c0 [ 1353.091985][ T32] r4:00000000 [ 1353.092047][ T32] [<804e6f08>] (vfree) from [<8054697c>] (execmem_free+0x30/0x50) [ 1353.092162][ T32] r9:83018205 r8:84b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1353.092226][ T32] [<8054694c>] (execmem_free) from [<803c62e4>] (bpf_jit_free_exec+0x10/0x14) [ 1353.092323][ T32] r5:00001000 r4:e01e9000 [ 1353.092366][ T32] [<803c62d4>] (bpf_jit_free_exec) from [<803c66c4>] (bpf_jit_free+0x68/0xe4) [ 1353.092479][ T32] [<803c665c>] (bpf_jit_free) from [<803c7754>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.092578][ T32] r5:84364b8c r4:84364800 [ 1353.092630][ T32] [<803c7608>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.092762][ T32] r7:ddde2d80 r6:83018200 r5:84364b8c r4:84be5180 [ 1353.092816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.092916][ T32] r10:61c88647 r9:84b7d400 r8:84be51ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1353.093009][ T32] r4:84be5180 [ 1353.093079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.093185][ T32] r10:00000000 r9:84be5180 r8:8027f5e8 r7:e0631e60 r6:84be5200 r5:84b7d400 [ 1353.093246][ T32] r4:00000001 [ 1353.093304][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.093394][ T32] Exception stack(0xe0639fb0 to 0xe0639ff8) [ 1353.093451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.093511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.093585][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.093677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.093730][ T32] r4:84be4200 [ 1353.093777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.093835][ T32] INFO: task kworker/1:923:5871 blocked for more than 479 seconds. [ 1353.093902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.093956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. VM DIAGNOSIS: 04:34:21 Registers: info registers vcpu 0 CPU#0 R00=84225840 R01=00000072 R02=ebea7000 R03=ebea7018 R04=844a801d R05=84225840 R06=80a67a9c R07=844a801d R08=80a67a9c R09=00000024 R10=00000331 R11=ebeb9e24 R12=00000002 R13=ebeb9e18 R14=8295a5f4 R15=80a67aac PSR=80000093 N--- A S svc32 s00=31623937 s01=0034362f d00=0034362f31623937 s02=646e003a s03=64615f31 d01=64615f31646e003a s04=646e0030 s05=6f685f31 d02=6f685f31646e0030 s06=70006e69 s07=323d6469 d03=323d646970006e69 s08=6769666e s09=64657275 d04=646572756769666e s10=00393936 s11=746d6669 d05=746d666900393936 s12=65726720 s13=30706174 d06=3070617465726720 s14=69757163 s15=3d646572 d07=3d64657269757163 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010 info registers vcpu 1 CPU#1 R00=00000001 R01=8225afc8 R02=00000000 R03=81a5f1b8 R04=00000006 R05=828f8d88 R06=00000000 R07=828f8d80 R08=83251800 R09=00000028 R10=828f8d88 R11=df8e1c98 R12=df8e1c9c R13=df8e1c8c R14=80340364 R15=81a5f1c8 PSR=80070193 N--- A S svc32 s00=6374652f s01=636f6c2f d00=636f6c2f6374652f s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=ffffffff s15=ffffffff d07=ffffffffffffffff s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000